diff --git a/ATmega88_Piezo_Sensor/ATmega88_Piezo_Sensor.ino b/ATmega88_Piezo_Sensor/ATmega88_Piezo_Sensor.ino
index fa5d964..c6dbaa3 100644
--- a/ATmega88_Piezo_Sensor/ATmega88_Piezo_Sensor.ino
+++ b/ATmega88_Piezo_Sensor/ATmega88_Piezo_Sensor.ino
@@ -37,8 +37,8 @@ int V_FOLLOW_PIN = A0;             // Sense pin to check first amp stage voltage
 int VADJ_SENSE_PIN = A1;           // Sense pin to check comparator stage voltage
 int TRG_DUR = 120;             // duration of the Z-axis pulse sent, in ms
 int Vin = 5;                   // input reference voltage
-float senseHighThrs = 2.47;    // Upper threshold voltage of amp circuit before adjustment
-float senseLowThrs = 1.90;     // Lower threshold voltage of amp circuit before adjustment
+float senseHighThrs = 2.15;    // Upper threshold voltage of amp circuit before adjustment
+float senseLowThrs = 1.9;     // Lower threshold voltage of amp circuit before adjustment
 const int VADJ_R0 = 20;        // Auto-adjust ladder pin assignments
 const int VADJ_R1 = 21;
 const int VADJ_R2 = 5;
diff --git a/Eagle_Files/Extruder_Board_programmer.brd b/Eagle_Files/AVR_Board_programmer.brd
similarity index 97%
rename from Eagle_Files/Extruder_Board_programmer.brd
rename to Eagle_Files/AVR_Board_programmer.brd
index eca0b7f..013e103 100644
--- a/Eagle_Files/Extruder_Board_programmer.brd
+++ b/Eagle_Files/AVR_Board_programmer.brd
@@ -3,10 +3,10 @@
 <eagle version="9.2.2">
 <drawing>
 <settings>
-<setting alwaysvectorfont="no"/>
+<setting alwaysvectorfont="yes"/>
 <setting verticaltext="up"/>
 </settings>
-<grid distance="1" unitdist="mm" unit="mm" style="lines" multiple="1" display="no" altdistance="2.5" altunitdist="mil" altunit="mil"/>
+<grid distance="1" unitdist="mm" unit="mm" style="lines" multiple="1" display="no" altdistance="2.5" altunitdist="mil" altunit="mm"/>
 <layers>
 <layer number="1" name="Top" color="4" fill="1" visible="yes" active="yes"/>
 <layer number="2" name="Route2" color="16" fill="1" visible="no" active="no"/>
@@ -6193,48 +6193,6 @@
 <text x="0" y="-2.54" size="1" layer="37">&gt;TP_SIGNAL_NAME</text>
 <pad name="TP" x="0" y="0" drill="0.8" shape="square"/>
 </package>
-<package name="SILABS_QFN20" urn="urn:adsk.eagle:footprint:7172831/1" library_version="24">
-<wire x1="-1.55" y1="1.55" x2="-1.11" y2="1.55" width="0.127" layer="21"/>
-<wire x1="1.11" y1="1.55" x2="1.55" y2="1.55" width="0.127" layer="21"/>
-<wire x1="-1.55" y1="-1.55" x2="-1.1" y2="-1.55" width="0.127" layer="21"/>
-<wire x1="1.1" y1="-1.55" x2="1.55" y2="-1.55" width="0.127" layer="21"/>
-<wire x1="-1.55" y1="1.55" x2="-1.55" y2="1.12" width="0.127" layer="21"/>
-<wire x1="1.55" y1="1.55" x2="1.55" y2="1.1" width="0.127" layer="21"/>
-<wire x1="-1.55" y1="-1.55" x2="-1.55" y2="-1.1" width="0.127" layer="21"/>
-<wire x1="1.55" y1="-1.55" x2="1.55" y2="-1.12" width="0.127" layer="21"/>
-<wire x1="-1.55" y1="1.55" x2="1.55" y2="1.55" width="0.127" layer="51"/>
-<wire x1="1.55" y1="1.55" x2="1.55" y2="-1.55" width="0.127" layer="51"/>
-<wire x1="1.55" y1="-1.55" x2="-1.55" y2="-1.55" width="0.127" layer="51"/>
-<wire x1="-1.55" y1="-1.55" x2="-1.55" y2="1.55" width="0.127" layer="51"/>
-<wire x1="-2.104" y1="2.104" x2="2.104" y2="2.104" width="0.05" layer="39"/>
-<wire x1="2.104" y1="2.104" x2="2.104" y2="-2.104" width="0.05" layer="39"/>
-<wire x1="2.104" y1="-2.104" x2="-2.104" y2="-2.104" width="0.05" layer="39"/>
-<wire x1="-2.104" y1="-2.104" x2="-2.104" y2="2.104" width="0.05" layer="39"/>
-<circle x="-1.778" y="1.778" radius="0.07" width="0.2" layer="21"/>
-<text x="-2.541940625" y="2.541940625" size="1.27098125" layer="25">&gt;NAME</text>
-<text x="-2.54801875" y="-3.822040625" size="1.27401875" layer="27">&gt;VALUE</text>
-<smd name="1" x="-1.25" y="1.25" dx="0.3" dy="0.3" layer="1"/>
-<smd name="2" x="-1.55" y="0.75" dx="0.9" dy="0.3" layer="1"/>
-<smd name="3" x="-1.55" y="0.25" dx="0.9" dy="0.3" layer="1"/>
-<smd name="4" x="-1.55" y="-0.25" dx="0.9" dy="0.3" layer="1"/>
-<smd name="5" x="-1.55" y="-0.75" dx="0.9" dy="0.3" layer="1"/>
-<smd name="6" x="-1.25" y="-1.25" dx="0.3" dy="0.3" layer="1"/>
-<smd name="7" x="-0.75" y="-1.55" dx="0.9" dy="0.3" layer="1" rot="R90"/>
-<smd name="8" x="-0.25" y="-1.55" dx="0.9" dy="0.3" layer="1" rot="R90"/>
-<smd name="9" x="0.25" y="-1.55" dx="0.9" dy="0.3" layer="1" rot="R90"/>
-<smd name="10" x="0.75" y="-1.55" dx="0.9" dy="0.3" layer="1" rot="R90"/>
-<smd name="11" x="1.25" y="-1.25" dx="0.3" dy="0.3" layer="1" rot="R180"/>
-<smd name="12" x="1.55" y="-0.75" dx="0.9" dy="0.3" layer="1" rot="R180"/>
-<smd name="13" x="1.55" y="-0.25" dx="0.9" dy="0.3" layer="1" rot="R180"/>
-<smd name="14" x="1.55" y="0.25" dx="0.9" dy="0.3" layer="1" rot="R180"/>
-<smd name="15" x="1.55" y="0.75" dx="0.9" dy="0.3" layer="1" rot="R180"/>
-<smd name="16" x="1.25" y="1.25" dx="0.3" dy="0.3" layer="1" rot="R180"/>
-<smd name="17" x="0.75" y="1.55" dx="0.9" dy="0.3" layer="1" rot="R270"/>
-<smd name="18" x="0.25" y="1.55" dx="0.9" dy="0.3" layer="1" rot="R270"/>
-<smd name="19" x="-0.25" y="1.55" dx="0.9" dy="0.3" layer="1" rot="R270"/>
-<smd name="20" x="-0.75" y="1.55" dx="0.9" dy="0.3" layer="1" rot="R270"/>
-<smd name="21" x="0" y="0" dx="1.8" dy="1.8" layer="1"/>
-</package>
 <package name="SOT143" urn="urn:adsk.eagle:footprint:7172832/1" library_version="24">
 <wire x1="-1.52" y1="0.7" x2="-1.52" y2="-0.7" width="0.127" layer="51"/>
 <wire x1="-1.52" y1="-0.7" x2="1.52" y2="-0.7" width="0.127" layer="51"/>
@@ -6330,6 +6288,72 @@
 <pad name="5" x="10.16" y="0" drill="1.1051" diameter="1.7051"/>
 <text x="-1.27" y="-1.405" size="0.8128" layer="25" font="vector" align="top-left">&gt;NAME</text>
 </package>
+<package name="QFN50P500X500X80-29N" urn="urn:adsk.eagle:footprint:8319975/1" library_version="34">
+<wire x1="-2.55" y1="2.55" x2="2.55" y2="2.55" width="0.127" layer="51"/>
+<wire x1="2.55" y1="2.55" x2="2.55" y2="-2.55" width="0.127" layer="51"/>
+<wire x1="2.55" y1="-2.55" x2="-2.55" y2="-2.55" width="0.127" layer="51"/>
+<wire x1="-2.55" y1="-2.55" x2="-2.55" y2="2.55" width="0.127" layer="51"/>
+<wire x1="-3.12" y1="3.12" x2="3.12" y2="3.12" width="0.05" layer="39"/>
+<wire x1="3.12" y1="3.12" x2="3.12" y2="-3.12" width="0.05" layer="39"/>
+<wire x1="3.12" y1="-3.12" x2="-3.12" y2="-3.12" width="0.05" layer="39"/>
+<wire x1="-3.12" y1="-3.12" x2="-3.12" y2="3.12" width="0.05" layer="39"/>
+<wire x1="-2" y1="2.55" x2="-2.55" y2="2.55" width="0.127" layer="21"/>
+<wire x1="-2.55" y1="2.55" x2="-2.55" y2="1.95" width="0.127" layer="21"/>
+<wire x1="2" y1="2.55" x2="2.55" y2="2.55" width="0.127" layer="21"/>
+<wire x1="2.55" y1="2.55" x2="2.55" y2="1.95" width="0.127" layer="21"/>
+<wire x1="2.55" y1="-2.1" x2="2.55" y2="-2.55" width="0.127" layer="21"/>
+<wire x1="2.55" y1="-2.55" x2="2" y2="-2.55" width="0.127" layer="21"/>
+<wire x1="-2.55" y1="-2" x2="-2.55" y2="-2.55" width="0.127" layer="21"/>
+<wire x1="-2.55" y1="-2.55" x2="-1.95" y2="-2.55" width="0.127" layer="21"/>
+<circle x="-3.478" y="1.578" radius="0.07" width="0.2" layer="21"/>
+<text x="-3.5002" y="3.450109375" size="1.27245" layer="25">&gt;NAME</text>
+<text x="-3.35426875" y="-4.680709375" size="1.272540625" layer="27">&gt;VALUE</text>
+<rectangle x1="0.1800875" y1="0.1800875" x2="1.33" y2="1.33" layer="31"/>
+<rectangle x1="-1.33181875" y1="0.180246875" x2="-0.18" y2="1.33" layer="31" rot="R90"/>
+<rectangle x1="-1.3314" y1="-1.3314" x2="-0.18" y2="-0.18" layer="31" rot="R180"/>
+<rectangle x1="0.18026875" y1="-1.33198125" x2="1.33" y2="-0.18" layer="31" rot="R270"/>
+<smd name="1" x="-2.36" y="1.5" dx="1.01" dy="0.27" layer="1" roundness="50"/>
+<smd name="2" x="-2.36" y="1" dx="1.01" dy="0.27" layer="1" roundness="50"/>
+<smd name="3" x="-2.36" y="0.5" dx="1.01" dy="0.27" layer="1" roundness="50"/>
+<smd name="4" x="-2.36" y="0" dx="1.01" dy="0.27" layer="1" roundness="50"/>
+<smd name="5" x="-2.36" y="-0.5" dx="1.01" dy="0.27" layer="1" roundness="50"/>
+<smd name="6" x="-2.36" y="-1" dx="1.01" dy="0.27" layer="1" roundness="50"/>
+<smd name="7" x="-2.36" y="-1.5" dx="1.01" dy="0.27" layer="1" roundness="50"/>
+<smd name="8" x="-1.5" y="-2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R90"/>
+<smd name="9" x="-1" y="-2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R90"/>
+<smd name="10" x="-0.5" y="-2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R90"/>
+<smd name="11" x="0" y="-2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R90"/>
+<smd name="12" x="0.5" y="-2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R90"/>
+<smd name="13" x="1" y="-2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R90"/>
+<smd name="14" x="1.5" y="-2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R90"/>
+<smd name="15" x="2.36" y="-1.5" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R180"/>
+<smd name="16" x="2.36" y="-1" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R180"/>
+<smd name="17" x="2.36" y="-0.5" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R180"/>
+<smd name="18" x="2.36" y="0" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R180"/>
+<smd name="19" x="2.36" y="0.5" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R180"/>
+<smd name="20" x="2.36" y="1" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R180"/>
+<smd name="21" x="2.36" y="1.5" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R180"/>
+<smd name="22" x="1.5" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="23" x="1" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="24" x="0.5" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="25" x="0" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="26" x="-0.5" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="27" x="-1" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="28" x="-1.5" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="29" x="0" y="0" dx="3.25" dy="3.25" layer="1" cream="no"/>
+</package>
+<package name="CAPC1005X50" urn="urn:adsk.eagle:footprint:5248673/4" library_version="34">
+<description>Chip, 1.00 X 0.55 X 0.50 mm body
+&lt;p&gt;Chip package with body size 1.00 X 0.55 X 0.50 mm&lt;/p&gt;</description>
+<wire x1="0.5" y1="-0.275" x2="-0.5" y2="-0.275" width="0.12" layer="51"/>
+<wire x1="-0.5" y1="-0.275" x2="-0.5" y2="0.275" width="0.12" layer="51"/>
+<wire x1="-0.5" y1="0.275" x2="0.5" y2="0.275" width="0.12" layer="51"/>
+<wire x1="0.5" y1="0.275" x2="0.5" y2="-0.275" width="0.12" layer="51"/>
+<smd name="1" x="-0.5" y="0" dx="0.5118" dy="0.6618" layer="1"/>
+<smd name="2" x="0.5" y="0" dx="0.5118" dy="0.6618" layer="1"/>
+<text x="0" y="0.5179" size="0.4064" layer="25" font="vector" align="bottom-center">&gt;NAME</text>
+<text x="0" y="-0.5179" size="0.4064" layer="27" font="vector" align="top-center">&gt;VALUE</text>
+</package>
 </packages>
 <packages3d>
 <package3d name="R0402" urn="urn:adsk.eagle:package:7115182/2" type="model" library_version="18" library_locally_modified="yes">
@@ -6353,17 +6377,12 @@
 <packageinstance name="LOGO-PYR0BALL-SS-20MM"/>
 </packageinstances>
 </package3d>
-<package3d name="TP13SQ-HOLE" urn="urn:adsk.eagle:package:7170913/3" type="model" library_version="27" library_locally_modified="yes">
+<package3d name="TP13SQ-HOLE" urn="urn:adsk.eagle:package:7170913/2" type="model" library_version="32">
 <description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
 <packageinstances>
 <packageinstance name="TP13SQ-HOLE"/>
 </packageinstances>
 </package3d>
-<package3d name="SILABS_QFN20" urn="urn:adsk.eagle:package:7172833/2" type="model" library_version="26">
-<packageinstances>
-<packageinstance name="SILABS_QFN20"/>
-</packageinstances>
-</package3d>
 <package3d name="SOT143" urn="urn:adsk.eagle:package:7172834/2" type="model" library_version="26">
 <packageinstances>
 <packageinstance name="SOT143"/>
@@ -6386,6 +6405,18 @@
 <packageinstance name="HDRVR5W64P254_1X5_1270X254X575B"/>
 </packageinstances>
 </package3d>
+<package3d name="QFN50P500X500X80-29N" urn="urn:adsk.eagle:package:8319976/2" type="model" library_version="34">
+<packageinstances>
+<packageinstance name="QFN50P500X500X80-29N"/>
+</packageinstances>
+</package3d>
+<package3d name="CAPC1005X50" urn="urn:adsk.eagle:package:5248669/4" type="model" library_version="34">
+<description>Chip, 1.00 X 0.55 X 0.50 mm body
+&lt;p&gt;Chip package with body size 1.00 X 0.55 X 0.50 mm&lt;/p&gt;</description>
+<packageinstances>
+<packageinstance name="CAPC1005X50"/>
+</packageinstances>
+</package3d>
 </packages3d>
 </library>
 </libraries>
@@ -6595,23 +6626,23 @@ design rules under a new name.</description>
 <attribute name="NAME" x="33.755315625" y="38.819815625" size="0.6096" layer="25" font="vector" ratio="11" rot="R315" align="bottom-center"/>
 <attribute name="VALUE" value="0R" x="32.428290625" y="38.71315625" size="0.6096" layer="27" font="vector" ratio="11" rot="R225" align="top-center" display="off"/>
 </element>
-<element name="RXD" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP" x="22.461" y="38.1235" smashed="yes" rot="MR135">
+<element name="RXD" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP" x="22.461" y="38.1235" smashed="yes" rot="MR135">
 <attribute name="NAME" x="22.20564375" y="37.35539375" size="0.6096" layer="26" font="vector" ratio="11" rot="MR315"/>
 <attribute name="VALUE" x="21.832384375" y="38.2133" size="0.0254" layer="28" rot="MR135"/>
 </element>
-<element name="TXD" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP" x="21.238" y="39.3495" smashed="yes" rot="MR135">
+<element name="TXD" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP" x="21.238" y="39.3495" smashed="yes" rot="MR135">
 <attribute name="NAME" x="20.85164375" y="38.65639375" size="0.6096" layer="26" font="vector" ratio="11" rot="MR315"/>
 <attribute name="VALUE" x="20.609384375" y="39.4393" size="0.0254" layer="28" rot="MR135"/>
 </element>
-<element name="GND" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP" x="28.4525" y="32.2185" smashed="yes" rot="MR315">
+<element name="GND" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP" x="28.4525" y="32.2185" smashed="yes" rot="MR315">
 <attribute name="NAME" x="28.16314375" y="31.43039375" size="0.6096" layer="26" font="vector" ratio="11" rot="MR315"/>
 <attribute name="VALUE" x="29.081115625" y="32.1287" size="0.0254" layer="28" rot="MR315"/>
 </element>
-<element name="+5V" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP" x="24.8645" y="35.755" smashed="yes" rot="MR135">
+<element name="+5V" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP" x="24.8645" y="35.755" smashed="yes" rot="MR135">
 <attribute name="NAME" x="24.49514375" y="34.97089375" size="0.6096" layer="26" font="vector" ratio="11" rot="MR315"/>
 <attribute name="VALUE" x="24.235884375" y="35.8448" size="0.0254" layer="28" rot="MR135"/>
 </element>
-<element name="RST." library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP" x="23.6725" y="36.8985" smashed="yes" rot="MR315">
+<element name="RST." library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="TP13SQ-HOLE" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP" x="23.6725" y="36.8985" smashed="yes" rot="MR315">
 <attribute name="NAME" x="23.32314375" y="36.16139375" size="0.6096" layer="26" font="vector" ratio="11" rot="MR315"/>
 <attribute name="VALUE" x="24.301115625" y="36.8087" size="0.0254" layer="27" rot="R180"/>
 </element>
@@ -6624,15 +6655,6 @@ design rules under a new name.</description>
 <attribute name="NAME" x="34.998246875" y="31.40298125" size="0.6096" layer="25" font="vector" ratio="11" rot="R45" align="bottom-center"/>
 <attribute name="VALUE" value="0R" x="33.94465625" y="33.5752125" size="0.6096" layer="27" font="vector" ratio="11" rot="R135" align="top-center" display="off"/>
 </element>
-<element name="U1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="SILABS_QFN20" package3d_urn="urn:adsk.eagle:package:7172833/2" value="CP2102N-A01-GQFN20" x="14" y="22" smashed="yes" rot="MR0">
-<attribute name="DESCRIPTION" value=" Usb-Uart Interface Bridge, Qfn-20 " x="14" y="22" size="1.778" layer="28" rot="MR0" display="off"/>
-<attribute name="DIGI-KEY_PART_NUMBER" value="336-3692-ND" x="14" y="22" size="1.778" layer="28" rot="MR0" display="off"/>
-<attribute name="DIGI-KEY_PURCHASE_URL" value="https://www.digikey.com/product-detail/en/silicon-labs/CP2102N-A01-GQFN20/336-3692-ND/6012517?utm_source=snapeda&amp;utm_medium=aggregator&amp;utm_campaign=symbol" x="14" y="22" size="1.778" layer="28" rot="MR0" display="off"/>
-<attribute name="MF" value="Silicon Labs" x="14" y="22" size="1.778" layer="28" rot="MR0" display="off"/>
-<attribute name="MP" value="CP2102N-A01-GQFN20" x="14" y="22" size="1.778" layer="28" rot="MR0" display="off"/>
-<attribute name="NAME" x="16.541940625" y="24.541940625" size="1.27098125" layer="26" rot="MR0"/>
-<attribute name="PACKAGE" value="QFN-20 Silicon Labs" x="14" y="22" size="1.778" layer="28" rot="MR0" display="off"/>
-</element>
 <element name="D1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="SOT143" package3d_urn="urn:adsk.eagle:package:7172834/2" value="SP0503BAHTG" x="25.8415" y="21.0695" smashed="yes" rot="R135">
 <attribute name="DESCRIPTION" value=" SP050xBA Series 8 V 30 pF Uni-Directional SMT TVS Avalanche Diode Array SOT-143 " x="25.8415" y="21.0695" size="1.778" layer="27" rot="R135" display="off"/>
 <attribute name="DIGI-KEY_PART_NUMBER" value="F2715CT-ND" x="25.8415" y="21.0695" size="1.778" layer="27" rot="R135" display="off"/>
@@ -6667,7 +6689,29 @@ design rules under a new name.</description>
 <element name="TTL" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="HDRVR5W64P254_1X5_1270X254X575B" package3d_urn="urn:adsk.eagle:package:5071743/2" value="JST-2.54MM_5P-2.54JST_2.54MM_5P_F" x="2.7775" y="18.9045" smashed="yes" rot="R90">
 <attribute name="NAME" x="4.1825" y="17.6345" size="0.8128" layer="25" font="vector" rot="R90" align="top-left"/>
 </element>
-<element name="U$2" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="LOGO-PYR0BALL-SS-20MM" package3d_urn="urn:adsk.eagle:package:5522046/1" value="" x="12.413" y="33.9525" smashed="yes" rot="MR270"/>
+<element name="U$2" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="LOGO-PYR0BALL-SS-20MM" package3d_urn="urn:adsk.eagle:package:5522046/1" value="" x="14.371" y="24.0335" smashed="yes" rot="MR180"/>
+<element name="U1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="QFN50P500X500X80-29N" package3d_urn="urn:adsk.eagle:package:8319976/2" value="CP2102N-A01-GQFN28" x="14.3655" y="24.127" smashed="yes" rot="MR45">
+<attribute name="AVAILABILITY" value="Unavailable" x="14.3655" y="24.127" size="1.778" layer="28" rot="MR45" display="off"/>
+<attribute name="DESCRIPTION" value=" Usb-Uart Interface Bridge, Qfn-28 " x="14.3655" y="24.127" size="1.778" layer="28" rot="MR45" display="off"/>
+<attribute name="MF" value="Silicon Labs" x="14.3655" y="24.127" size="1.778" layer="28" rot="MR45" display="off"/>
+<attribute name="MP" value="CP2102N-A01-GQFN28" x="14.3655" y="24.127" size="1.778" layer="28" rot="MR45" display="off"/>
+<attribute name="NAME" x="10.452421875" y="24.059609375" size="1.27245" layer="26" rot="MR315"/>
+<attribute name="PACKAGE" value="QFN-28 Silicon Labs" x="14.3655" y="24.127" size="1.778" layer="28" rot="MR45" display="off"/>
+<attribute name="PRICE" value="None" x="14.3655" y="24.127" size="1.778" layer="28" rot="MR45" display="off"/>
+</element>
+<element name="R4" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="R0402" package3d_urn="urn:adsk.eagle:package:7115182/2" value="10K" x="13" y="22" smashed="yes" rot="R90">
+<attribute name="MPN" value="RC0402JR-070RL" x="7" y="17" size="1.778" layer="27" rot="R90" display="off"/>
+<attribute name="NAME" x="12.365" y="22.5715" size="0.8128" layer="25" font="vector" ratio="11"/>
+<attribute name="VALUE" x="11.984" y="20.6665" size="0.8128" layer="27" font="vector" ratio="11"/>
+</element>
+<element name="C1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="CAPC1005X50" package3d_urn="urn:adsk.eagle:package:5248669/4" value="0.1uF" x="15" y="22" smashed="yes" rot="R180">
+<attribute name="NAME" x="14.972" y="22.4599" size="0.8128" layer="25" font="vector" ratio="11" align="bottom-center"/>
+<attribute name="VALUE" x="15.0635" y="21.1209" size="0.4064" layer="27" font="vector" rot="R180" align="top-center"/>
+</element>
+<element name="C2" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" package="CAPC1005X50" package3d_urn="urn:adsk.eagle:package:5248669/4" value="0.1uF" x="16.3805" y="19.8775" smashed="yes" rot="MR45">
+<attribute name="NAME" x="16.746709375" y="20.2437125" size="0.8128" layer="26" font="vector" ratio="11" rot="MR45" align="bottom-center"/>
+<attribute name="VALUE" x="16.0142875" y="19.511290625" size="0.4064" layer="28" font="vector" rot="MR45" align="top-center"/>
+</element>
 </elements>
 <signals>
 <signal name="GND">
@@ -6701,11 +6745,11 @@ design rules under a new name.</description>
 <vertex x="4.461" y="45.466"/>
 </polygon>
 <via x="15.463" y="36.848" extent="1-16" drill="0.3"/>
-<via x="22.244" y="29.7415" extent="1-16" drill="0.3"/>
+<via x="21.244" y="29.7415" extent="1-16" drill="0.3"/>
 <via x="17.5095" y="39.1535" extent="1-16" drill="0.3"/>
 <via x="20.5895" y="31.9765" extent="1-16" drill="0.3"/>
 <via x="20.5125" y="10.8915" extent="1-16" drill="0.3"/>
-<via x="20.4805" y="37.4515" extent="1-16" drill="0.3"/>
+<via x="19.4645" y="37.261" extent="1-16" drill="0.3"/>
 <via x="9.9215" y="14.5265" extent="1-16" drill="0.3"/>
 <via x="4.286" y="15.923" extent="1-16" drill="0.3"/>
 <via x="19.6215" y="20.0025" extent="1-16" drill="0.3"/>
@@ -6725,15 +6769,15 @@ design rules under a new name.</description>
 <via x="11.1755" y="36.639" extent="1-16" drill="0.3"/>
 <via x="6.127" y="31.543" extent="1-16" drill="0.3"/>
 <via x="18.115" y="17.274" extent="1-16" drill="0.3"/>
-<via x="22.301" y="25.4065" extent="1-16" drill="0.3"/>
+<via x="20.301" y="26.4065" extent="1-16" drill="0.3"/>
 <via x="12.937" y="16.2735" extent="1-16" drill="0.3"/>
-<via x="13.872" y="29.337" extent="1-16" drill="0.3"/>
+<via x="13.872" y="32.337" extent="1-16" drill="0.3"/>
 <via x="5.22" y="27.7495" extent="1-16" drill="0.3"/>
 <via x="23.162" y="33.564" extent="1-16" drill="0.3"/>
 <via x="26.082" y="33.2575" extent="1-16" drill="0.3"/>
-<via x="16.863" y="20.1025" extent="1-16" drill="0.3"/>
+<via x="18.863" y="21.1025" extent="1-16" drill="0.3"/>
 <via x="25.119" y="30.8235" extent="1-16" drill="0.3"/>
-<via x="19.13" y="34.596" extent="1-16" drill="0.3"/>
+<via x="16.717" y="34.5325" extent="1-16" drill="0.3"/>
 <via x="12.699" y="18.592" extent="1-16" drill="0.3"/>
 <contactref element="PWR" pad="-"/>
 <contactref element="J1" pad="SH4"/>
@@ -6745,22 +6789,18 @@ design rules under a new name.</description>
 <contactref element="J1" pad="5"/>
 <contactref element="RESET" pad="1"/>
 <contactref element="D1" pad="1"/>
-<contactref element="U1" pad="3"/>
-<contactref element="U1" pad="12"/>
-<contactref element="U1" pad="21"/>
 <contactref element="R2" pad="1"/>
-<wire x1="15.55" y1="22.25" x2="14.25" y2="22.25" width="0.1524" layer="16"/>
-<wire x1="14.25" y1="22.25" x2="14" y2="22" width="0.1524" layer="16"/>
-<wire x1="12.45" y1="21.25" x2="13.25" y2="21.25" width="0.1524" layer="16"/>
-<wire x1="13.25" y1="21.25" x2="14" y2="22" width="0.1524" layer="16"/>
 <contactref element="TTL" pad="2"/>
+<contactref element="U1" pad="29"/>
+<contactref element="U1" pad="3"/>
+<contactref element="C2" pad="1"/>
+<wire x1="16.387828125" y1="22.81178125" x2="14.3655" y2="24.127" width="0" layer="19" extent="16-16"/>
 </signal>
 <signal name="5V_DC">
 <contactref element="R3" pad="1"/>
 <contactref element="+5V" pad="TP"/>
 <contactref element="R8" pad="1"/>
 <contactref element="D1" pad="2"/>
-<contactref element="U1" pad="7"/>
 <contactref element="J1" pad="1"/>
 <wire x1="21.750259375" y1="12.2252625" x2="20" y2="13.975521875" width="0.4064" layer="1"/>
 <wire x1="20" y1="14" x2="20" y2="13.975521875" width="0.4064" layer="1"/>
@@ -6768,7 +6808,6 @@ design rules under a new name.</description>
 <wire x1="20" y1="14" x2="16.20625" y2="17.79375" width="0.4064" layer="16"/>
 <wire x1="16.20625" y1="17.79375" x2="14.7955" y2="19.2045" width="0.4064" layer="16"/>
 <wire x1="14.7955" y1="19.431" x2="14.7955" y2="19.2045" width="0.4064" layer="16"/>
-<wire x1="14.75" y1="20.45" x2="14.75" y2="19.4765" width="0.3048" layer="16"/>
 <wire x1="14.75" y1="19.4765" x2="14.7955" y2="19.431" width="0.3048" layer="16"/>
 <wire x1="32.6994625" y1="37.8529625" x2="30.6015" y2="35.755" width="0.1524" layer="1"/>
 <wire x1="30.6015" y1="35.755" x2="24.8645" y2="35.755" width="0.1524" layer="1"/>
@@ -6793,8 +6832,13 @@ design rules under a new name.</description>
 <wire x1="2.7775" y1="18.9045" x2="6.315" y2="15.367" width="0.4064" layer="16"/>
 <wire x1="13.7795" y1="15.367" x2="16.20625" y2="17.79375" width="0.4064" layer="16"/>
 <wire x1="6.315" y1="15.367" x2="13.7795" y2="15.367" width="0.4064" layer="16"/>
+<contactref element="U1" pad="7"/>
+<contactref element="C2" pad="2"/>
+<wire x1="14.9736125" y1="21.397565625" x2="16.026946875" y2="20.34423125" width="0.1524" layer="16"/>
+<wire x1="16.026946875" y1="20.34423125" x2="16.026946875" y2="20.231053125" width="0.1524" layer="16"/>
 <wire x1="23.244" y1="20.884625" x2="23.241903125" y2="20.6825" width="0" layer="19" extent="1-1"/>
 <wire x1="21.750259375" y1="12.225259375" x2="21.750259375" y2="12.2252625" width="0" layer="19" extent="1-1"/>
+<wire x1="16.026946875" y1="20.231053125" x2="14.75" y2="19.4765" width="0" layer="19" extent="16-16"/>
 </signal>
 <signal name="LED_VCC">
 <contactref element="RX" pad="+"/>
@@ -6813,6 +6857,15 @@ design rules under a new name.</description>
 <wire x1="23.6725" y1="36.8985" x2="25.908" y2="39.134" width="0.1524" layer="1"/>
 <wire x1="25.908" y1="41.595003125" x2="27.656496875" y2="43.3435" width="0.1524" layer="1"/>
 <wire x1="25.908" y1="39.134" x2="25.908" y2="41.595003125" width="0.1524" layer="1"/>
+<contactref element="C1" pad="1"/>
+<wire x1="23.71100625" y1="35.660309375" x2="24.4327" y2="34.938615625" width="0.1524" layer="1"/>
+<wire x1="23.6725" y1="36.8985" x2="23.71100625" y2="36.85999375" width="0.1524" layer="1"/>
+<wire x1="23.71100625" y1="36.85999375" x2="23.71100625" y2="35.660309375" width="0.1524" layer="1"/>
+<wire x1="24.4327" y1="34.938615625" x2="24.4327" y2="32.21886875" width="0.1524" layer="1"/>
+<wire x1="22.6695" y1="30.45566875" x2="22.6695" y2="25.8445" width="0.1524" layer="1"/>
+<wire x1="22.6695" y1="25.8445" x2="18.825" y2="22" width="0.1524" layer="1"/>
+<wire x1="18.825" y1="22" x2="15.5" y2="22" width="0.1524" layer="1"/>
+<wire x1="24.4327" y1="32.21886875" x2="22.6695" y2="30.45566875" width="0.1524" layer="1"/>
 </signal>
 <signal name="N$2">
 <contactref element="R8" pad="2"/>
@@ -6820,27 +6873,26 @@ design rules under a new name.</description>
 <wire x1="33.738534375" y1="32.6499625" x2="35.334184375" y2="34.2456125" width="0.1524" layer="1"/>
 <wire x1="35.334184375" y1="34.2456125" x2="35.334184375" y2="34.270684375" width="0.1524" layer="1"/>
 </signal>
-<signal name="VDD">
-<contactref element="U1" pad="6"/>
-</signal>
 <signal name="RXD">
-<contactref element="U1" pad="18"/>
 <contactref element="RXD" pad="TP"/>
 <wire x1="22.461" y1="38.1235" x2="22.461" y2="36.08094375" width="0.1524" layer="16"/>
-<wire x1="13.75" y1="27.36994375" x2="13.75" y2="23.55" width="0.1524" layer="16"/>
-<wire x1="22.461" y1="36.08094375" x2="13.75" y2="27.36994375" width="0.1524" layer="16"/>
 <contactref element="TTL" pad="4"/>
 <wire x1="2.7775" y1="26.5245" x2="14.3765" y2="38.1235" width="0.1524" layer="1"/>
 <wire x1="14.3765" y1="38.1235" x2="22.461" y2="38.1235" width="0.1524" layer="1"/>
+<contactref element="U1" pad="26"/>
+<wire x1="22.461" y1="36.08094375" x2="16.8455" y2="30.46544375" width="0.1524" layer="16"/>
+<wire x1="16.8455" y1="25.8625" x2="16.425215625" y2="25.442215625" width="0.1524" layer="16"/>
+<wire x1="16.425215625" y1="25.442215625" x2="16.387828125" y2="25.442215625" width="0.1524" layer="16"/>
+<wire x1="16.8455" y1="30.46544375" x2="15.7988" y2="29.41874375" width="0.1524" layer="16"/>
+<wire x1="15.7988" y1="29.41874375" x2="15.7988" y2="28.12975625" width="0.1524" layer="16"/>
+<wire x1="15.7988" y1="28.12975625" x2="16.8455" y2="27.08305625" width="0.1524" layer="16"/>
+<wire x1="16.8455" y1="27.08305625" x2="16.8455" y2="25.8625" width="0.1524" layer="16"/>
 </signal>
 <signal name="TXD">
-<contactref element="U1" pad="17"/>
 <contactref element="TXD" pad="TP"/>
 <wire x1="21.238" y1="39.3495" x2="21.238" y2="38.09831875" width="0.1524" layer="16"/>
 <wire x1="21.238" y1="38.09831875" x2="22.1562" y2="37.18011875" width="0.1524" layer="16"/>
 <wire x1="22.1562" y1="37.18011875" x2="22.1562" y2="36.20720625" width="0.1524" layer="16"/>
-<wire x1="13.25" y1="27.30100625" x2="13.25" y2="23.55" width="0.1524" layer="16"/>
-<wire x1="22.1562" y1="36.20720625" x2="13.25" y2="27.30100625" width="0.1524" layer="16"/>
 <contactref element="TTL" pad="3"/>
 <wire x1="2.7775" y1="23.9845" x2="1.524" y2="25.238" width="0.1524" layer="1"/>
 <wire x1="1.524" y1="25.238" x2="1.524" y2="27.1145" width="0.1524" layer="1"/>
@@ -6849,79 +6901,112 @@ design rules under a new name.</description>
 <wire x1="3.63494375" y1="27.813" x2="14.25024375" y2="38.4283" width="0.1524" layer="1"/>
 <wire x1="20.3168" y1="38.4283" x2="21.238" y2="39.3495" width="0.1524" layer="1"/>
 <wire x1="14.25024375" y1="38.4283" x2="20.3168" y2="38.4283" width="0.1524" layer="1"/>
+<contactref element="U1" pad="25"/>
+<wire x1="16.080271875" y1="25.795771875" x2="16.034275" y2="25.795771875" width="0.1524" layer="16"/>
+<wire x1="16.5227" y1="26.2382" x2="16.080271875" y2="25.795771875" width="0.1524" layer="16"/>
+<wire x1="16.5227" y1="26.9748" x2="16.5227" y2="26.2382" width="0.1524" layer="16"/>
+<wire x1="22.1562" y1="36.20720625" x2="15.494" y2="29.54500625" width="0.1524" layer="16"/>
+<wire x1="15.494" y1="29.54500625" x2="15.494" y2="28.0035" width="0.1524" layer="16"/>
+<wire x1="15.494" y1="28.0035" x2="16.5227" y2="26.9748" width="0.1524" layer="16"/>
 </signal>
 <signal name="RXT">
-<contactref element="U1" pad="19"/>
 <contactref element="RX" pad="-"/>
-<wire x1="14.25" y1="23.55" x2="14.25" y2="27.4388875" width="0.1524" layer="16"/>
-<wire x1="23.572315625" y1="35.7505" x2="23.577809375" y2="35.74500625" width="0.1524" layer="16"/>
-<wire x1="23.577809375" y1="35.74500625" x2="23.6263125" y2="35.74500625" width="0.1524" layer="16"/>
-<wire x1="23.6263125" y1="35.74500625" x2="23.685659375" y2="35.685659375" width="0.1524" layer="16"/>
-<wire x1="23.685659375" y1="35.685659375" x2="23.811909375" y2="35.559409375" width="0.1524" layer="16"/>
-<wire x1="22.5616125" y1="35.7505" x2="23.572315625" y2="35.7505" width="0.1524" layer="16"/>
-<wire x1="14.25" y1="27.4388875" x2="22.5616125" y2="35.7505" width="0.1524" layer="16"/>
 <via x="31.191184375" y="38.334184375" extent="1-16" drill="0.35"/>
-<wire x1="23.811909375" y1="35.559409375" x2="24.7698125" y2="34.60150625" width="0.1524" layer="16"/>
-<wire x1="24.7698125" y1="34.60150625" x2="27.45850625" y2="34.60150625" width="0.1524" layer="16"/>
-<wire x1="27.45850625" y1="34.60150625" x2="31.191184375" y2="38.334184375" width="0.1524" layer="16"/>
+<contactref element="U1" pad="19"/>
+<wire x1="31.191184375" y1="38.334184375" x2="24.665815625" y2="38.334184375" width="0.1524" layer="16"/>
+<wire x1="22" y1="41" x2="20.69344375" y2="41" width="0.1524" layer="16"/>
+<wire x1="24.665815625" y1="38.334184375" x2="22" y2="41" width="0.1524" layer="16"/>
+<wire x1="20.69344375" y1="41" x2="19.8272" y2="40.13375625" width="0.1524" layer="16"/>
+<wire x1="19.8272" y1="40.13375625" x2="19.8272" y2="38.99500625" width="0.1524" layer="16"/>
+<wire x1="21.815" y1="37.00720625" x2="21.815" y2="36.2970625" width="0.1524" layer="16"/>
+<wire x1="19.8272" y1="38.99500625" x2="21.815" y2="37.00720625" width="0.1524" layer="16"/>
+<wire x1="21.815" y1="36.2970625" x2="12.7" y2="27.1820625" width="0.1524" layer="16"/>
+<wire x1="12.7" y1="26.499609375" x2="13.050284375" y2="26.149325" width="0.1524" layer="16"/>
+<wire x1="12.7" y1="27.1820625" x2="12.7" y2="26.499609375" width="0.1524" layer="16"/>
 </signal>
 <signal name="TXT">
-<contactref element="U1" pad="20"/>
 <contactref element="TX" pad="-"/>
-<wire x1="14.75" y1="23.55" x2="14.75" y2="27.50783125" width="0.1524" layer="16"/>
-<wire x1="23.44605625" y1="35.4457" x2="23.45155625" y2="35.4402" width="0.1524" layer="16"/>
-<wire x1="23.45155625" y1="35.4402" x2="23.5000625" y2="35.4402" width="0.1524" layer="16"/>
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-<wire x1="23.5000625" y1="35.4402" x2="24.64355625" y2="34.29670625" width="0.1524" layer="16"/>
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 </signal>
 <signal name="D-">
 <contactref element="J1" pad="2"/>
 <contactref element="D1" pad="3"/>
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 <wire x1="22.209878125" y1="12.68488125" x2="21.0185" y2="13.876259375" width="0.1524" layer="1"/>
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+<wire x1="21.0185" y1="14.2875" x2="21.0185" y2="16.9545" width="0.1524" layer="16"/>
 <wire x1="24.437890625" y1="21.0235375" x2="24.247390625" y2="20.8330375" width="0.1524" layer="1"/>
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-<wire x1="22.209878125" y1="12.68488125" x2="22.209878125" y2="12.684878125" width="0" layer="19" extent="1-1"/>
+<contactref element="U1" pad="5"/>
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+<wire x1="21.0185" y1="16.9545" x2="16.1925" y2="21.7805" width="0.1524" layer="16"/>
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+<wire x1="22.209878125" y1="12.684878125" x2="22.209878125" y2="12.68488125" width="0" layer="19" extent="1-1"/>
 </signal>
 <signal name="D+">
 <contactref element="J1" pad="3"/>
 <contactref element="D1" pad="4"/>
-<contactref element="U1" pad="4"/>
 <wire x1="22.6695" y1="13.1445" x2="21.6253" y2="14.1887" width="0.1524" layer="1"/>
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 <wire x1="21.6253" y1="15.495653125" x2="21.6253" y2="14.9659375" width="0.1524" layer="1"/>
+<contactref element="U1" pad="4"/>
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+<wire x1="21.3233" y1="17.08075625" x2="16.028525" y2="22.37553125" width="0.1524" layer="16"/>
 </signal>
 <signal name="VBUS">
 <contactref element="R1" pad="1"/>
 <contactref element="R2" pad="2"/>
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-<wire x1="14.25" y1="20.45" x2="14.25" y2="19.838" width="0.1524" layer="16"/>
 <wire x1="13.8605" y1="19.4485" x2="13.8605" y2="19.3525" width="0.1524" layer="16"/>
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 <wire x1="13.877" y1="18.384" x2="13.877" y2="19.336" width="0.1524" layer="16"/>
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 <contactref element="TTL" pad="5"/>
-<wire x1="2.7775" y1="29.0645" x2="12.506" y2="19.336" width="0.1524" layer="16"/>
+<wire x1="2.7775" y1="29.0645" x2="11.9205" y2="19.9215" width="0.1524" layer="16"/>
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 <wire x1="12.506" y1="19.336" x2="13.877" y2="19.336" width="0.1524" layer="16"/>
+<contactref element="U1" pad="8"/>
+<contactref element="R4" pad="1"/>
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+<via x="11.9205" y="19.9215" extent="1-16" drill="0.35"/>
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+<wire x1="13.8605" y1="19.4485" x2="13.843" y2="20.0025" width="0" layer="19" extent="16-16"/>
+</signal>
+<signal name="VDD">
+<contactref element="U1" pad="6"/>
+</signal>
+<signal name="PGM_RST">
+<contactref element="R4" pad="2"/>
+<contactref element="U1" pad="28"/>
+<contactref element="C1" pad="2"/>
+<wire x1="14.5" y1="22" x2="13.4625" y2="22" width="0.1524" layer="1"/>
+<wire x1="14.5" y1="22" x2="17.094934375" y2="24.735109375" width="0" layer="19" extent="1-16"/>
 </signal>
 </signals>
 <mfgpreviewcolors>
diff --git a/Eagle_Files/Extruder_Board_programmer.sch b/Eagle_Files/AVR_Board_programmer.sch
similarity index 83%
rename from Eagle_Files/Extruder_Board_programmer.sch
rename to Eagle_Files/AVR_Board_programmer.sch
index d6c511b..18b2b8a 100644
--- a/Eagle_Files/Extruder_Board_programmer.sch
+++ b/Eagle_Files/AVR_Board_programmer.sch
@@ -612,48 +612,6 @@
 <text x="0" y="-2.54" size="1" layer="37">&gt;TP_SIGNAL_NAME</text>
 <pad name="TP" x="0" y="0" drill="0.8" shape="square"/>
 </package>
-<package name="SILABS_QFN20" urn="urn:adsk.eagle:footprint:7172831/1" library_version="24">
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-<text x="-2.541940625" y="2.541940625" size="1.27098125" layer="25">&gt;NAME</text>
-<text x="-2.54801875" y="-3.822040625" size="1.27401875" layer="27">&gt;VALUE</text>
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 <package name="SOT143" urn="urn:adsk.eagle:footprint:7172832/1" library_version="24">
 <wire x1="-1.52" y1="0.7" x2="-1.52" y2="-0.7" width="0.127" layer="51"/>
 <wire x1="-1.52" y1="-0.7" x2="1.52" y2="-0.7" width="0.127" layer="51"/>
@@ -749,6 +707,72 @@
 <pad name="5" x="10.16" y="0" drill="1.1051" diameter="1.7051"/>
 <text x="-1.27" y="-1.405" size="0.8128" layer="25" font="vector" align="top-left">&gt;NAME</text>
 </package>
+<package name="QFN50P500X500X80-29N" urn="urn:adsk.eagle:footprint:8319975/1" library_version="34">
+<wire x1="-2.55" y1="2.55" x2="2.55" y2="2.55" width="0.127" layer="51"/>
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+<circle x="-3.478" y="1.578" radius="0.07" width="0.2" layer="21"/>
+<text x="-3.5002" y="3.450109375" size="1.27245" layer="25">&gt;NAME</text>
+<text x="-3.35426875" y="-4.680709375" size="1.272540625" layer="27">&gt;VALUE</text>
+<rectangle x1="0.1800875" y1="0.1800875" x2="1.33" y2="1.33" layer="31"/>
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+<smd name="26" x="-0.5" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="27" x="-1" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="28" x="-1.5" y="2.36" dx="1.01" dy="0.27" layer="1" roundness="50" rot="R270"/>
+<smd name="29" x="0" y="0" dx="3.25" dy="3.25" layer="1" cream="no"/>
+</package>
+<package name="CAPC1005X50" urn="urn:adsk.eagle:footprint:5248673/4" library_version="34">
+<description>Chip, 1.00 X 0.55 X 0.50 mm body
+&lt;p&gt;Chip package with body size 1.00 X 0.55 X 0.50 mm&lt;/p&gt;</description>
+<wire x1="0.5" y1="-0.275" x2="-0.5" y2="-0.275" width="0.12" layer="51"/>
+<wire x1="-0.5" y1="-0.275" x2="-0.5" y2="0.275" width="0.12" layer="51"/>
+<wire x1="-0.5" y1="0.275" x2="0.5" y2="0.275" width="0.12" layer="51"/>
+<wire x1="0.5" y1="0.275" x2="0.5" y2="-0.275" width="0.12" layer="51"/>
+<smd name="1" x="-0.5" y="0" dx="0.5118" dy="0.6618" layer="1"/>
+<smd name="2" x="0.5" y="0" dx="0.5118" dy="0.6618" layer="1"/>
+<text x="0" y="0.5179" size="0.4064" layer="25" font="vector" align="bottom-center">&gt;NAME</text>
+<text x="0" y="-0.5179" size="0.4064" layer="27" font="vector" align="top-center">&gt;VALUE</text>
+</package>
 </packages>
 <packages3d>
 <package3d name="R0402" urn="urn:adsk.eagle:package:7115182/2" type="model" library_version="18" library_locally_modified="yes">
@@ -1049,17 +1073,12 @@
 <packageinstance name="TP20SQ"/>
 </packageinstances>
 </package3d>
-<package3d name="TP13SQ-HOLE" urn="urn:adsk.eagle:package:7170913/3" type="model" library_version="27" library_locally_modified="yes">
+<package3d name="TP13SQ-HOLE" urn="urn:adsk.eagle:package:7170913/2" type="model" library_version="32">
 <description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
 <packageinstances>
 <packageinstance name="TP13SQ-HOLE"/>
 </packageinstances>
 </package3d>
-<package3d name="SILABS_QFN20" urn="urn:adsk.eagle:package:7172833/2" type="model" library_version="26">
-<packageinstances>
-<packageinstance name="SILABS_QFN20"/>
-</packageinstances>
-</package3d>
 <package3d name="SOT143" urn="urn:adsk.eagle:package:7172834/2" type="model" library_version="26">
 <packageinstances>
 <packageinstance name="SOT143"/>
@@ -1082,6 +1101,18 @@
 <packageinstance name="HDRVR5W64P254_1X5_1270X254X575B"/>
 </packageinstances>
 </package3d>
+<package3d name="QFN50P500X500X80-29N" urn="urn:adsk.eagle:package:8319976/2" type="model" library_version="34">
+<packageinstances>
+<packageinstance name="QFN50P500X500X80-29N"/>
+</packageinstances>
+</package3d>
+<package3d name="CAPC1005X50" urn="urn:adsk.eagle:package:5248669/4" type="model" library_version="34">
+<description>Chip, 1.00 X 0.55 X 0.50 mm body
+&lt;p&gt;Chip package with body size 1.00 X 0.55 X 0.50 mm&lt;/p&gt;</description>
+<packageinstances>
+<packageinstance name="CAPC1005X50"/>
+</packageinstances>
+</package3d>
 </packages3d>
 <symbols>
 <symbol name="RES" urn="urn:adsk.eagle:symbol:7115180/1" library_version="18">
@@ -1130,33 +1161,6 @@
 <text x="1.27" y="-1.27" size="1.778" layer="97">&gt;TP_SIGNAL_NAME</text>
 <pin name="TP" x="0" y="-2.54" visible="off" length="short" direction="in" rot="R90"/>
 </symbol>
-<symbol name="CP2102N-A01-GQFN20" urn="urn:adsk.eagle:symbol:7172830/1" library_version="24">
-<wire x1="-12.7" y1="20.32" x2="12.7" y2="20.32" width="0.254" layer="94"/>
-<wire x1="12.7" y1="20.32" x2="12.7" y2="-20.32" width="0.254" layer="94"/>
-<wire x1="12.7" y1="-20.32" x2="-12.7" y2="-20.32" width="0.254" layer="94"/>
-<wire x1="-12.7" y1="-20.32" x2="-12.7" y2="20.32" width="0.254" layer="94"/>
-<text x="-12.7347" y="20.8849" size="1.68098125" layer="95">&gt;NAME</text>
-<text x="-12.7064" y="-22.8715" size="1.677240625" layer="96">&gt;VALUE</text>
-<pin name="GPIO.1/RS485" x="17.78" y="0" length="middle" rot="R180"/>
-<pin name="GPIO.0/CLK" x="17.78" y="2.54" length="middle" rot="R180"/>
-<pin name="GND" x="17.78" y="-17.78" length="middle" direction="pwr" rot="R180"/>
-<pin name="D+" x="-17.78" y="2.54" length="middle"/>
-<pin name="D-" x="-17.78" y="0" length="middle"/>
-<pin name="VDD" x="17.78" y="17.78" length="middle" direction="pwr" rot="R180"/>
-<pin name="VREGIN" x="17.78" y="12.7" length="middle" direction="pwr" rot="R180"/>
-<pin name="VBUS" x="17.78" y="15.24" length="middle" direction="pwr" rot="R180"/>
-<pin name="RST" x="-17.78" y="-5.08" length="middle" direction="in" function="dot"/>
-<pin name="NC" x="-17.78" y="-10.16" length="middle" direction="nc"/>
-<pin name="SUSPENDB" x="17.78" y="-10.16" length="middle" direction="out" function="dot" rot="R180"/>
-<pin name="WAKEUP" x="17.78" y="7.62" length="middle" direction="in" rot="R180"/>
-<pin name="SUSPEND" x="17.78" y="-12.7" length="middle" direction="out" rot="R180"/>
-<pin name="CTS" x="-17.78" y="7.62" length="middle" direction="in"/>
-<pin name="RTS" x="-17.78" y="10.16" length="middle" direction="out"/>
-<pin name="RXD" x="-17.78" y="15.24" length="middle" direction="in"/>
-<pin name="TXD" x="-17.78" y="12.7" length="middle" direction="out"/>
-<pin name="GPIO.3/RXT" x="17.78" y="-2.54" length="middle" rot="R180"/>
-<pin name="GPIO.2/TXT" x="17.78" y="-5.08" length="middle" rot="R180"/>
-</symbol>
 <symbol name="SP0503BAHTG" urn="urn:adsk.eagle:symbol:7172829/1" library_version="24">
 <wire x1="-5.08" y1="5.08" x2="-5.08" y2="2.54" width="0.254" layer="94"/>
 <wire x1="-5.08" y1="2.54" x2="-5.08" y2="-2.54" width="0.254" layer="94"/>
@@ -1238,6 +1242,53 @@
 <pin name="P$5" x="-7.62" y="-6.35" visible="pad" length="middle"/>
 <text x="-7.62" y="6.35" size="1.27" layer="95" ratio="10">&gt;name</text>
 </symbol>
+<symbol name="CP2102N-A01-GQFN28" urn="urn:adsk.eagle:symbol:8319974/1" library_version="34">
+<wire x1="-17.78" y1="30.48" x2="17.78" y2="30.48" width="0.254" layer="94"/>
+<wire x1="17.78" y1="30.48" x2="17.78" y2="-30.48" width="0.254" layer="94"/>
+<wire x1="17.78" y1="-30.48" x2="-17.78" y2="-30.48" width="0.254" layer="94"/>
+<wire x1="-17.78" y1="-30.48" x2="-17.78" y2="30.48" width="0.254" layer="94"/>
+<text x="-17.8368" y="31.0839" size="1.6829" layer="95">&gt;NAME</text>
+<text x="-17.8088" y="-33.073" size="1.679509375" layer="96">&gt;VALUE</text>
+<pin name="GPIO.1/RXT" x="22.86" y="7.62" length="middle" rot="R180"/>
+<pin name="GPIO.0/TXT" x="22.86" y="10.16" length="middle" rot="R180"/>
+<pin name="GND" x="22.86" y="-27.94" length="middle" direction="pwr" rot="R180"/>
+<pin name="D+" x="-22.86" y="-2.54" length="middle"/>
+<pin name="D-" x="-22.86" y="-5.08" length="middle"/>
+<pin name="VDD" x="22.86" y="27.94" length="middle" direction="pwr" rot="R180"/>
+<pin name="VREGIN" x="22.86" y="20.32" length="middle" direction="pwr" rot="R180"/>
+<pin name="VBUS" x="22.86" y="25.4" length="middle" direction="pwr" rot="R180"/>
+<pin name="!RST" x="-22.86" y="-10.16" length="middle" direction="in"/>
+<pin name="!SUSPENDB" x="22.86" y="-10.16" length="middle" direction="out" rot="R180"/>
+<pin name="CHREN" x="22.86" y="-22.86" length="middle" direction="out" rot="R180"/>
+<pin name="SUSPEND" x="22.86" y="-12.7" length="middle" direction="out" rot="R180"/>
+<pin name="CTS" x="-22.86" y="10.16" length="middle" direction="in"/>
+<pin name="RTS" x="-22.86" y="12.7" length="middle" direction="out"/>
+<pin name="RXD" x="-22.86" y="17.78" length="middle" direction="in"/>
+<pin name="TXD" x="-22.86" y="15.24" length="middle" direction="out"/>
+<pin name="GPIO.2/RS485" x="22.86" y="5.08" length="middle" rot="R180"/>
+<pin name="GPIO.3/WAKEUP" x="22.86" y="2.54" length="middle" rot="R180"/>
+<pin name="DSR" x="-22.86" y="7.62" length="middle" direction="in"/>
+<pin name="DTR" x="-22.86" y="5.08" length="middle" direction="out"/>
+<pin name="DCD" x="-22.86" y="2.54" length="middle" direction="in"/>
+<pin name="RI/CLK" x="-22.86" y="-17.78" length="middle"/>
+<pin name="CHR1" x="22.86" y="-17.78" length="middle" direction="out" rot="R180"/>
+<pin name="CHR0" x="22.86" y="-20.32" length="middle" direction="out" rot="R180"/>
+<pin name="GPIO.6" x="22.86" y="-5.08" length="middle" rot="R180"/>
+<pin name="GPIO.4" x="22.86" y="0" length="middle" rot="R180"/>
+<pin name="GPIO.5" x="22.86" y="-2.54" length="middle" rot="R180"/>
+</symbol>
+<symbol name="C" urn="urn:adsk.eagle:symbol:6897172/1" library_version="34">
+<wire x1="-0.635" y1="-1.016" x2="-0.635" y2="0" width="0.254" layer="94"/>
+<wire x1="-0.635" y1="0" x2="-0.635" y2="1.016" width="0.254" layer="94"/>
+<wire x1="0.635" y1="1.016" x2="0.635" y2="0" width="0.254" layer="94"/>
+<wire x1="0.635" y1="0" x2="0.635" y2="-1.016" width="0.254" layer="94"/>
+<wire x1="-1.27" y1="0" x2="-0.635" y2="0" width="0.1524" layer="94"/>
+<wire x1="0.635" y1="0" x2="1.27" y2="0" width="0.1524" layer="94"/>
+<text x="-3.81" y="1.27" size="1.27" layer="95" ratio="10">&gt;NAME</text>
+<text x="-3.81" y="-2.54" size="1.27" layer="96" ratio="10">&gt;VALUE</text>
+<pin name="1" x="-3.81" y="0" visible="off" length="short" direction="pas" swaplevel="1"/>
+<pin name="2" x="3.81" y="0" visible="off" length="short" direction="pas" swaplevel="1" rot="R180"/>
+</symbol>
 </symbols>
 <devicesets>
 <deviceset name="SMD-RES-0R-5%-1/16W(0402)" urn="urn:adsk.eagle:component:7115183/2" prefix="R" uservalue="yes" library_version="19">
@@ -1412,7 +1463,7 @@
 </device>
 </devices>
 </deviceset>
-<deviceset name="TP" urn="urn:adsk.eagle:component:7170914/2" locally_modified="yes" prefix="TP" library_version="27" library_locally_modified="yes">
+<deviceset name="TP" urn="urn:adsk.eagle:component:7170914/2" prefix="TP" library_version="32">
 <description>&lt;b&gt;Test pad&lt;/b&gt;</description>
 <gates>
 <gate name="G$1" symbol="TP" x="0" y="0"/>
@@ -1917,7 +1968,7 @@
 <connect gate="G$1" pin="TP" pad="TP"/>
 </connects>
 <package3dinstances>
-<package3dinstance package3d_urn="urn:adsk.eagle:package:7170913/3"/>
+<package3dinstance package3d_urn="urn:adsk.eagle:package:7170913/2"/>
 </package3dinstances>
 <technologies>
 <technology name=""/>
@@ -1925,50 +1976,6 @@
 </device>
 </devices>
 </deviceset>
-<deviceset name="CP2102N-A01-GQFN20" urn="urn:adsk.eagle:component:7172836/2" prefix="U" library_version="26">
-<description>Ic Bridge Usb To Uart 20qfn</description>
-<gates>
-<gate name="G$1" symbol="CP2102N-A01-GQFN20" x="0" y="0"/>
-</gates>
-<devices>
-<device name="" package="SILABS_QFN20">
-<connects>
-<connect gate="G$1" pin="CTS" pad="15"/>
-<connect gate="G$1" pin="D+" pad="4"/>
-<connect gate="G$1" pin="D-" pad="5"/>
-<connect gate="G$1" pin="GND" pad="3 12 21"/>
-<connect gate="G$1" pin="GPIO.0/CLK" pad="2"/>
-<connect gate="G$1" pin="GPIO.1/RS485" pad="1"/>
-<connect gate="G$1" pin="GPIO.2/TXT" pad="20"/>
-<connect gate="G$1" pin="GPIO.3/RXT" pad="19"/>
-<connect gate="G$1" pin="NC" pad="10"/>
-<connect gate="G$1" pin="RST" pad="9"/>
-<connect gate="G$1" pin="RTS" pad="16"/>
-<connect gate="G$1" pin="RXD" pad="17"/>
-<connect gate="G$1" pin="SUSPEND" pad="14"/>
-<connect gate="G$1" pin="SUSPENDB" pad="11"/>
-<connect gate="G$1" pin="TXD" pad="18"/>
-<connect gate="G$1" pin="VBUS" pad="8"/>
-<connect gate="G$1" pin="VDD" pad="6"/>
-<connect gate="G$1" pin="VREGIN" pad="7"/>
-<connect gate="G$1" pin="WAKEUP" pad="13"/>
-</connects>
-<package3dinstances>
-<package3dinstance package3d_urn="urn:adsk.eagle:package:7172833/2"/>
-</package3dinstances>
-<technologies>
-<technology name="">
-<attribute name="DESCRIPTION" value=" Usb-Uart Interface Bridge, Qfn-20 "/>
-<attribute name="DIGI-KEY_PART_NUMBER" value="336-3692-ND"/>
-<attribute name="DIGI-KEY_PURCHASE_URL" value="https://www.digikey.com/product-detail/en/silicon-labs/CP2102N-A01-GQFN20/336-3692-ND/6012517?utm_source=snapeda&amp;utm_medium=aggregator&amp;utm_campaign=symbol"/>
-<attribute name="MF" value="Silicon Labs"/>
-<attribute name="MP" value="CP2102N-A01-GQFN20"/>
-<attribute name="PACKAGE" value="QFN-20 Silicon Labs"/>
-</technology>
-</technologies>
-</device>
-</devices>
-</deviceset>
 <deviceset name="SP0503BAHTG" urn="urn:adsk.eagle:component:7172835/2" prefix="D" library_version="26">
 <description>TVS DIODE 5.5VWM 8.5VC SOT143</description>
 <gates>
@@ -2083,6 +2090,78 @@
 </device>
 </devices>
 </deviceset>
+<deviceset name="CP2102N-A01-GQFN28" urn="urn:adsk.eagle:component:8319977/2" prefix="U" library_version="34">
+<description>Ic Bridge Usb To Uart 28qfn</description>
+<gates>
+<gate name="G$1" symbol="CP2102N-A01-GQFN28" x="0" y="0"/>
+</gates>
+<devices>
+<device name="" package="QFN50P500X500X80-29N">
+<connects>
+<connect gate="G$1" pin="!RST" pad="9"/>
+<connect gate="G$1" pin="!SUSPENDB" pad="11"/>
+<connect gate="G$1" pin="CHR0" pad="15"/>
+<connect gate="G$1" pin="CHR1" pad="14"/>
+<connect gate="G$1" pin="CHREN" pad="13"/>
+<connect gate="G$1" pin="CTS" pad="23"/>
+<connect gate="G$1" pin="D+" pad="4"/>
+<connect gate="G$1" pin="D-" pad="5"/>
+<connect gate="G$1" pin="DCD" pad="1"/>
+<connect gate="G$1" pin="DSR" pad="27"/>
+<connect gate="G$1" pin="DTR" pad="28"/>
+<connect gate="G$1" pin="GND" pad="3 29"/>
+<connect gate="G$1" pin="GPIO.0/TXT" pad="19"/>
+<connect gate="G$1" pin="GPIO.1/RXT" pad="18"/>
+<connect gate="G$1" pin="GPIO.2/RS485" pad="17"/>
+<connect gate="G$1" pin="GPIO.3/WAKEUP" pad="16"/>
+<connect gate="G$1" pin="GPIO.4" pad="22"/>
+<connect gate="G$1" pin="GPIO.5" pad="21"/>
+<connect gate="G$1" pin="GPIO.6" pad="20"/>
+<connect gate="G$1" pin="RI/CLK" pad="2"/>
+<connect gate="G$1" pin="RTS" pad="24"/>
+<connect gate="G$1" pin="RXD" pad="25"/>
+<connect gate="G$1" pin="SUSPEND" pad="12"/>
+<connect gate="G$1" pin="TXD" pad="26"/>
+<connect gate="G$1" pin="VBUS" pad="8"/>
+<connect gate="G$1" pin="VDD" pad="6"/>
+<connect gate="G$1" pin="VREGIN" pad="7"/>
+</connects>
+<package3dinstances>
+<package3dinstance package3d_urn="urn:adsk.eagle:package:8319976/2"/>
+</package3dinstances>
+<technologies>
+<technology name="">
+<attribute name="AVAILABILITY" value="Unavailable"/>
+<attribute name="DESCRIPTION" value=" Usb-Uart Interface Bridge, Qfn-28 "/>
+<attribute name="MF" value="Silicon Labs"/>
+<attribute name="MP" value="CP2102N-A01-GQFN28"/>
+<attribute name="PACKAGE" value="QFN-28 Silicon Labs"/>
+<attribute name="PRICE" value="None"/>
+</technology>
+</technologies>
+</device>
+</devices>
+</deviceset>
+<deviceset name="CERAMIC-1NF-50V-10%-X7R(0402)" urn="urn:adsk.eagle:component:6897183/1" prefix="C" uservalue="yes" library_version="34">
+<description>302010005</description>
+<gates>
+<gate name="G$1" symbol="C" x="0" y="0"/>
+</gates>
+<devices>
+<device name="CAP_0402" package="CAPC1005X50">
+<connects>
+<connect gate="G$1" pin="1" pad="1"/>
+<connect gate="G$1" pin="2" pad="2"/>
+</connects>
+<package3dinstances>
+<package3dinstance package3d_urn="urn:adsk.eagle:package:5248669/4"/>
+</package3dinstances>
+<technologies>
+<technology name=""/>
+</technologies>
+</device>
+</devices>
+</deviceset>
 </devicesets>
 </library>
 <library name="supply2" urn="urn:adsk.eagle:library:372">
@@ -2138,15 +2217,14 @@ In this library the device names are the same as the pin names of the symbols, t
 <part name="SUPPLY5" library="supply2" library_urn="urn:adsk.eagle:library:372" deviceset="GND" device=""/>
 <part name="SUPPLY6" library="supply2" library_urn="urn:adsk.eagle:library:372" deviceset="GND" device=""/>
 <part name="R3" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="SMD-RES-0R-5%-1/16W(0402)" device="" package3d_urn="urn:adsk.eagle:package:7115182/2"/>
-<part name="RXD" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP"/>
-<part name="TXD" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP"/>
-<part name="GND" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP"/>
-<part name="+5V" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP"/>
+<part name="RXD" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP"/>
+<part name="TXD" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP"/>
+<part name="GND" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP"/>
+<part name="+5V" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP"/>
 <part name="SUPPLY7" library="supply2" library_urn="urn:adsk.eagle:library:372" deviceset="GND" device=""/>
-<part name="RST." library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/3" value="TP"/>
+<part name="RST." library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="TP" device="" package3d_urn="urn:adsk.eagle:package:7170913/2" value="TP"/>
 <part name="PWR" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="SEEED-LED_SMD-LED-CLEAR-BLUE(0603)" device="LED_0603" package3d_urn="urn:adsk.eagle:package:5224536/3"/>
 <part name="R8" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="SMD-RES-0R-5%-1/16W(0402)" device="" package3d_urn="urn:adsk.eagle:package:7115182/2"/>
-<part name="U1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="CP2102N-A01-GQFN20" device="" package3d_urn="urn:adsk.eagle:package:7172833/2"/>
 <part name="D1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="SP0503BAHTG" device="" package3d_urn="urn:adsk.eagle:package:7172834/2"/>
 <part name="J1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="10118192-0001LF" device="" package3d_urn="urn:adsk.eagle:package:7172902/2"/>
 <part name="RESET" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="SEEED-SWITCH_SMD-BUTTON(2P-3.0X2.5X1.2+0.4MM)" device="SW2-2.6-3X2.5X1.2" package3d_urn="urn:adsk.eagle:package:5224532/4"/>
@@ -2154,38 +2232,42 @@ In this library the device names are the same as the pin names of the symbols, t
 <part name="R1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="SMD-RES-0R-5%-1/16W(0402)" device="" package3d_urn="urn:adsk.eagle:package:7115182/2" value="22K"/>
 <part name="R2" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="SMD-RES-0R-5%-1/16W(0402)" device="" package3d_urn="urn:adsk.eagle:package:7115182/2" value="47K"/>
 <part name="TTL" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="JST-2.54MM_5P-2.54" device="JST_2.54MM_5P_F" package3d_urn="urn:adsk.eagle:package:5071743/2"/>
+<part name="U1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="CP2102N-A01-GQFN28" device="" package3d_urn="urn:adsk.eagle:package:8319976/2"/>
+<part name="R4" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="SMD-RES-0R-5%-1/16W(0402)" device="" package3d_urn="urn:adsk.eagle:package:7115182/2" value="10K"/>
+<part name="C1" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="CERAMIC-1NF-50V-10%-X7R(0402)" device="CAP_0402" package3d_urn="urn:adsk.eagle:package:5248669/4" value="0.1uF"/>
+<part name="C2" library="PiezoFFC" library_urn="urn:adsk.eagle:library:6897166" deviceset="CERAMIC-1NF-50V-10%-X7R(0402)" device="CAP_0402" package3d_urn="urn:adsk.eagle:package:5248669/4" value="0.1uF"/>
 </parts>
 <sheets>
 <sheet>
 <plain>
 </plain>
 <instances>
-<instance part="TX" gate="G$1" x="-5.08" y="-55.88" smashed="yes">
-<attribute name="NAME" x="-12.7" y="-54.61" size="1.27" layer="95" ratio="10"/>
-<attribute name="VALUE" x="-10.16" y="-60.96" size="1.27" layer="96" ratio="10"/>
+<instance part="TX" gate="G$1" x="-5.08" y="-81.28" smashed="yes">
+<attribute name="NAME" x="-12.7" y="-80.01" size="1.27" layer="95" ratio="10"/>
+<attribute name="VALUE" x="-10.16" y="-86.36" size="1.27" layer="96" ratio="10"/>
 </instance>
-<instance part="RX" gate="G$1" x="-5.08" y="-40.64" smashed="yes">
-<attribute name="NAME" x="-12.7" y="-39.37" size="1.27" layer="95" ratio="10"/>
-<attribute name="VALUE" x="-10.16" y="-45.72" size="1.27" layer="96" ratio="10"/>
+<instance part="RX" gate="G$1" x="-5.08" y="-66.04" smashed="yes">
+<attribute name="NAME" x="-12.7" y="-64.77" size="1.27" layer="95" ratio="10"/>
+<attribute name="VALUE" x="-10.16" y="-71.12" size="1.27" layer="96" ratio="10"/>
 </instance>
-<instance part="H1" gate="G$1" x="38.1" y="-76.2" smashed="yes">
-<attribute name="NAME" x="35.814" y="-73.0758" size="1.778" layer="95"/>
+<instance part="H1" gate="G$1" x="38.1" y="-101.6" smashed="yes">
+<attribute name="NAME" x="35.814" y="-98.4758" size="1.778" layer="95"/>
 </instance>
-<instance part="H2" gate="G$1" x="38.1" y="-83.82" smashed="yes">
-<attribute name="NAME" x="35.814" y="-80.6958" size="1.778" layer="95"/>
+<instance part="H2" gate="G$1" x="38.1" y="-109.22" smashed="yes">
+<attribute name="NAME" x="35.814" y="-106.0958" size="1.778" layer="95"/>
 </instance>
-<instance part="H3" gate="G$1" x="38.1" y="-91.44" smashed="yes">
-<attribute name="NAME" x="35.814" y="-88.3158" size="1.778" layer="95"/>
+<instance part="H3" gate="G$1" x="38.1" y="-116.84" smashed="yes">
+<attribute name="NAME" x="35.814" y="-113.7158" size="1.778" layer="95"/>
 </instance>
-<instance part="SUPPLY5" gate="GND" x="30.48" y="-99.06" smashed="yes">
-<attribute name="VALUE" x="28.575" y="-102.235" size="1.778" layer="96"/>
+<instance part="SUPPLY5" gate="GND" x="30.48" y="-124.46" smashed="yes">
+<attribute name="VALUE" x="28.575" y="-127.635" size="1.778" layer="96"/>
 </instance>
-<instance part="SUPPLY6" gate="GND" x="17.78" y="-99.06" smashed="yes">
-<attribute name="VALUE" x="15.875" y="-102.235" size="1.778" layer="96"/>
+<instance part="SUPPLY6" gate="GND" x="17.78" y="-124.46" smashed="yes">
+<attribute name="VALUE" x="15.875" y="-127.635" size="1.778" layer="96"/>
 </instance>
-<instance part="R3" gate="G$1" x="-27.94" y="-40.64" smashed="yes">
-<attribute name="NAME" x="-31.75" y="-39.37" size="1.27" layer="95" ratio="10"/>
-<attribute name="VALUE" x="-31.75" y="-43.18" size="1.27" layer="96" ratio="10"/>
+<instance part="R3" gate="G$1" x="-27.94" y="-66.04" smashed="yes">
+<attribute name="NAME" x="-31.75" y="-64.77" size="1.27" layer="95" ratio="10"/>
+<attribute name="VALUE" x="-31.75" y="-68.58" size="1.27" layer="96" ratio="10"/>
 </instance>
 <instance part="RXD" gate="G$1" x="-76.2" y="12.7" smashed="yes" rot="R90">
 <attribute name="NAME" x="-77.47" y="12.7" size="1.778" layer="95" rot="R180"/>
@@ -2196,53 +2278,65 @@ In this library the device names are the same as the pin names of the symbols, t
 <instance part="GND" gate="G$1" x="-83.82" y="-40.64" smashed="yes" rot="R270">
 <attribute name="NAME" x="-82.55" y="-40.64" size="1.778" layer="95"/>
 </instance>
-<instance part="+5V" gate="G$1" x="15.24" y="12.7" smashed="yes" rot="R270">
-<attribute name="NAME" x="16.51" y="12.7" size="1.778" layer="95"/>
+<instance part="+5V" gate="G$1" x="43.18" y="12.7" smashed="yes" rot="R270">
+<attribute name="NAME" x="44.45" y="12.7" size="1.778" layer="95"/>
 </instance>
 <instance part="SUPPLY7" gate="GND" x="-101.6" y="-43.18" smashed="yes">
 <attribute name="VALUE" x="-103.505" y="-46.355" size="1.778" layer="96"/>
 </instance>
-<instance part="RST." gate="G$1" x="40.64" y="-43.18" smashed="yes" rot="R270">
-<attribute name="NAME" x="41.91" y="-43.18" size="1.778" layer="95"/>
+<instance part="RST." gate="G$1" x="40.64" y="-68.58" smashed="yes" rot="R270">
+<attribute name="NAME" x="41.91" y="-68.58" size="1.778" layer="95"/>
 </instance>
-<instance part="PWR" gate="G$1" x="-5.08" y="-78.74" smashed="yes">
-<attribute name="NAME" x="-12.7" y="-77.47" size="1.27" layer="95" ratio="10"/>
-<attribute name="VALUE" x="-10.16" y="-83.82" size="1.27" layer="96" ratio="10"/>
+<instance part="PWR" gate="G$1" x="-5.08" y="-104.14" smashed="yes">
+<attribute name="NAME" x="-12.7" y="-102.87" size="1.27" layer="95" ratio="10"/>
+<attribute name="VALUE" x="-10.16" y="-109.22" size="1.27" layer="96" ratio="10"/>
 </instance>
-<instance part="R8" gate="G$1" x="-17.78" y="-78.74" smashed="yes">
-<attribute name="NAME" x="-21.59" y="-77.47" size="1.27" layer="95" ratio="10"/>
-<attribute name="VALUE" x="-21.59" y="-81.28" size="1.27" layer="96" ratio="10"/>
+<instance part="R8" gate="G$1" x="-17.78" y="-104.14" smashed="yes">
+<attribute name="NAME" x="-21.59" y="-102.87" size="1.27" layer="95" ratio="10"/>
+<attribute name="VALUE" x="-21.59" y="-106.68" size="1.27" layer="96" ratio="10"/>
 </instance>
-<instance part="U1" gate="G$1" x="-40.64" y="0" smashed="yes">
-<attribute name="NAME" x="-53.3747" y="20.8849" size="1.68098125" layer="95"/>
-<attribute name="VALUE" x="-53.3464" y="-22.8715" size="1.677240625" layer="96"/>
-</instance>
-<instance part="D1" gate="G$1" x="-40.64" y="33.02" smashed="yes" rot="R180">
-<attribute name="NAME" x="-35.23428125" y="27.41406875" size="1.801909375" layer="95" rot="R180"/>
-<attribute name="VALUE" x="-35.037640625" y="40.523159375" size="1.800759375" layer="96" rot="R180"/>
+<instance part="D1" gate="G$1" x="-12.7" y="33.02" smashed="yes" rot="R180">
+<attribute name="NAME" x="-7.29428125" y="27.41406875" size="1.801909375" layer="95" rot="R180"/>
+<attribute name="VALUE" x="-7.097640625" y="40.523159375" size="1.800759375" layer="96" rot="R180"/>
 </instance>
 <instance part="J1" gate="G$1" x="-96.52" y="-17.78" smashed="yes" rot="MR0">
 <attribute name="NAME" x="-91.43381875" y="-7.099" size="1.780159375" layer="95" rot="MR0"/>
 <attribute name="VALUE" x="-91.431790625" y="-30.5005" size="1.78086875" layer="96" rot="MR0"/>
 </instance>
-<instance part="RESET" gate="G$1" x="30.48" y="-53.34" smashed="yes" rot="R90">
-<attribute name="NAME" x="29.21" y="-60.96" size="1.27" layer="95" ratio="10" rot="R90"/>
-<attribute name="VALUE" x="29.21" y="-52.07" size="1.27" layer="96" ratio="10" rot="R90"/>
+<instance part="RESET" gate="G$1" x="30.48" y="-78.74" smashed="yes" rot="R90">
+<attribute name="NAME" x="29.21" y="-86.36" size="1.27" layer="95" ratio="10" rot="R90"/>
+<attribute name="VALUE" x="29.21" y="-77.47" size="1.27" layer="96" ratio="10" rot="R90"/>
 </instance>
-<instance part="SUPPLY1" gate="GND" x="-17.78" y="-30.48" smashed="yes">
-<attribute name="VALUE" x="-19.685" y="-33.655" size="1.778" layer="96"/>
+<instance part="SUPPLY1" gate="GND" x="10.16" y="-30.48" smashed="yes">
+<attribute name="VALUE" x="8.255" y="-33.655" size="1.778" layer="96"/>
 </instance>
-<instance part="R1" gate="G$1" x="-7.62" y="22.86" smashed="yes" rot="R180">
-<attribute name="NAME" x="-3.81" y="21.59" size="1.27" layer="95" ratio="10" rot="R180"/>
-<attribute name="VALUE" x="-3.81" y="25.4" size="1.27" layer="96" ratio="10" rot="R180"/>
+<instance part="R1" gate="G$1" x="20.32" y="22.86" smashed="yes" rot="R180">
+<attribute name="NAME" x="24.13" y="21.59" size="1.27" layer="95" ratio="10" rot="R180"/>
+<attribute name="VALUE" x="24.13" y="25.4" size="1.27" layer="96" ratio="10" rot="R180"/>
 </instance>
-<instance part="R2" gate="G$1" x="-2.54" y="-2.54" smashed="yes" rot="R90">
-<attribute name="NAME" x="-3.81" y="-6.35" size="1.27" layer="95" ratio="10" rot="R90"/>
-<attribute name="VALUE" x="0" y="-6.35" size="1.27" layer="96" ratio="10" rot="R90"/>
+<instance part="R2" gate="G$1" x="25.4" y="-2.54" smashed="yes" rot="R90">
+<attribute name="NAME" x="24.13" y="-6.35" size="1.27" layer="95" ratio="10" rot="R90"/>
+<attribute name="VALUE" x="27.94" y="-6.35" size="1.27" layer="96" ratio="10" rot="R90"/>
 </instance>
 <instance part="TTL" gate="G$1" x="-99.06" y="5.08" smashed="yes" rot="R180">
 <attribute name="NAME" x="-91.44" y="-1.27" size="1.27" layer="95" ratio="10" rot="R180"/>
 </instance>
+<instance part="U1" gate="G$1" x="-27.94" y="-12.7" smashed="yes">
+<attribute name="NAME" x="-45.7768" y="18.3839" size="1.6829" layer="95"/>
+<attribute name="VALUE" x="-45.7488" y="-45.773" size="1.679509375" layer="96"/>
+</instance>
+<instance part="R4" gate="G$1" x="-60.96" y="5.08" smashed="yes" rot="R270">
+<attribute name="NAME" x="-59.69" y="8.89" size="1.27" layer="95" ratio="10" rot="R270"/>
+<attribute name="VALUE" x="-63.5" y="8.89" size="1.27" layer="96" ratio="10" rot="R270"/>
+</instance>
+<instance part="C1" gate="G$1" x="-58.42" y="-7.62" smashed="yes">
+<attribute name="NAME" x="-57.15" y="-8.89" size="1.27" layer="95" ratio="10"/>
+<attribute name="VALUE" x="-62.23" y="-10.16" size="1.27" layer="96" ratio="10"/>
+</instance>
+<instance part="C2" gate="G$1" x="17.78" y="-2.54" smashed="yes" rot="R90">
+<attribute name="NAME" x="19.05" y="-1.27" size="1.27" layer="95" ratio="10" rot="R90"/>
+<attribute name="VALUE" x="20.32" y="-6.35" size="1.27" layer="96" ratio="10" rot="R90"/>
+</instance>
 </instances>
 <busses>
 </busses>
@@ -2251,25 +2345,25 @@ In this library the device names are the same as the pin names of the symbols, t
 <segment>
 <pinref part="H3" gate="G$1" pin="MOUNT"/>
 <pinref part="SUPPLY5" gate="GND" pin="GND"/>
-<wire x1="35.56" y1="-91.44" x2="30.48" y2="-91.44" width="0.1524" layer="91"/>
-<wire x1="30.48" y1="-91.44" x2="30.48" y2="-96.52" width="0.1524" layer="91"/>
+<wire x1="35.56" y1="-116.84" x2="30.48" y2="-116.84" width="0.1524" layer="91"/>
+<wire x1="30.48" y1="-116.84" x2="30.48" y2="-121.92" width="0.1524" layer="91"/>
 <pinref part="H2" gate="G$1" pin="MOUNT"/>
-<wire x1="35.56" y1="-83.82" x2="30.48" y2="-83.82" width="0.1524" layer="91"/>
-<wire x1="30.48" y1="-83.82" x2="30.48" y2="-91.44" width="0.1524" layer="91"/>
-<junction x="30.48" y="-91.44"/>
+<wire x1="35.56" y1="-109.22" x2="30.48" y2="-109.22" width="0.1524" layer="91"/>
+<wire x1="30.48" y1="-109.22" x2="30.48" y2="-116.84" width="0.1524" layer="91"/>
+<junction x="30.48" y="-116.84"/>
 <pinref part="H1" gate="G$1" pin="MOUNT"/>
-<wire x1="35.56" y1="-76.2" x2="30.48" y2="-76.2" width="0.1524" layer="91"/>
-<wire x1="30.48" y1="-76.2" x2="30.48" y2="-83.82" width="0.1524" layer="91"/>
-<junction x="30.48" y="-83.82"/>
+<wire x1="35.56" y1="-101.6" x2="30.48" y2="-101.6" width="0.1524" layer="91"/>
+<wire x1="30.48" y1="-101.6" x2="30.48" y2="-109.22" width="0.1524" layer="91"/>
+<junction x="30.48" y="-109.22"/>
 <pinref part="RESET" gate="G$1" pin="1"/>
-<wire x1="30.48" y1="-60.96" x2="30.48" y2="-76.2" width="0.1524" layer="91"/>
-<junction x="30.48" y="-76.2"/>
+<wire x1="30.48" y1="-86.36" x2="30.48" y2="-101.6" width="0.1524" layer="91"/>
+<junction x="30.48" y="-101.6"/>
 </segment>
 <segment>
 <pinref part="SUPPLY6" gate="GND" pin="GND"/>
 <pinref part="PWR" gate="G$1" pin="-"/>
-<wire x1="-1.27" y1="-78.74" x2="17.78" y2="-78.74" width="0.1524" layer="91"/>
-<wire x1="17.78" y1="-78.74" x2="17.78" y2="-96.52" width="0.1524" layer="91"/>
+<wire x1="-1.27" y1="-104.14" x2="17.78" y2="-104.14" width="0.1524" layer="91"/>
+<wire x1="17.78" y1="-104.14" x2="17.78" y2="-121.92" width="0.1524" layer="91"/>
 </segment>
 <segment>
 <pinref part="GND" gate="G$1" pin="TP"/>
@@ -2293,46 +2387,58 @@ In this library the device names are the same as the pin names of the symbols, t
 </segment>
 <segment>
 <pinref part="D1" gate="G$1" pin="1"/>
-<wire x1="-30.48" y1="30.48" x2="-17.78" y2="30.48" width="0.1524" layer="91"/>
-<wire x1="-17.78" y1="30.48" x2="-17.78" y2="-17.78" width="0.1524" layer="91"/>
-<pinref part="U1" gate="G$1" pin="GND"/>
-<wire x1="-17.78" y1="-17.78" x2="-22.86" y2="-17.78" width="0.1524" layer="91"/>
+<wire x1="-2.54" y1="30.48" x2="10.16" y2="30.48" width="0.1524" layer="91"/>
+<wire x1="10.16" y1="30.48" x2="10.16" y2="-17.78" width="0.1524" layer="91"/>
 <pinref part="SUPPLY1" gate="GND" pin="GND"/>
-<wire x1="-17.78" y1="-27.94" x2="-17.78" y2="-17.78" width="0.1524" layer="91"/>
-<junction x="-17.78" y="-17.78"/>
+<wire x1="10.16" y1="-27.94" x2="10.16" y2="-17.78" width="0.1524" layer="91"/>
+<junction x="10.16" y="-17.78"/>
 <pinref part="R2" gate="G$1" pin="1"/>
-<wire x1="-2.54" y1="-6.35" x2="-2.54" y2="-17.78" width="0.1524" layer="91"/>
-<wire x1="-2.54" y1="-17.78" x2="-17.78" y2="-17.78" width="0.1524" layer="91"/>
+<wire x1="25.4" y1="-6.35" x2="25.4" y2="-17.78" width="0.1524" layer="91"/>
+<wire x1="25.4" y1="-17.78" x2="17.78" y2="-17.78" width="0.1524" layer="91"/>
+<pinref part="U1" gate="G$1" pin="GND"/>
+<wire x1="17.78" y1="-17.78" x2="10.16" y2="-17.78" width="0.1524" layer="91"/>
+<wire x1="-5.08" y1="-40.64" x2="25.4" y2="-40.64" width="0.1524" layer="91"/>
+<wire x1="25.4" y1="-40.64" x2="25.4" y2="-17.78" width="0.1524" layer="91"/>
+<junction x="25.4" y="-17.78"/>
+<pinref part="C2" gate="G$1" pin="1"/>
+<wire x1="17.78" y1="-6.35" x2="17.78" y2="-17.78" width="0.1524" layer="91"/>
+<junction x="17.78" y="-17.78"/>
 </segment>
 </net>
 <net name="5V_DC" class="0">
 <segment>
 <pinref part="R3" gate="G$1" pin="1"/>
-<wire x1="-31.75" y1="-40.64" x2="-33.02" y2="-40.64" width="0.1524" layer="91"/>
-<label x="-43.18" y="-40.64" size="1.778" layer="95"/>
+<wire x1="-31.75" y1="-66.04" x2="-33.02" y2="-66.04" width="0.1524" layer="91"/>
+<label x="-43.18" y="-66.04" size="1.778" layer="95"/>
 <pinref part="R8" gate="G$1" pin="1"/>
-<wire x1="-33.02" y1="-40.64" x2="-43.18" y2="-40.64" width="0.1524" layer="91"/>
-<wire x1="-21.59" y1="-78.74" x2="-33.02" y2="-78.74" width="0.1524" layer="91"/>
-<wire x1="-33.02" y1="-78.74" x2="-33.02" y2="-40.64" width="0.1524" layer="91"/>
-<junction x="-33.02" y="-40.64"/>
+<wire x1="-33.02" y1="-66.04" x2="-43.18" y2="-66.04" width="0.1524" layer="91"/>
+<wire x1="-21.59" y1="-104.14" x2="-33.02" y2="-104.14" width="0.1524" layer="91"/>
+<wire x1="-33.02" y1="-104.14" x2="-33.02" y2="-66.04" width="0.1524" layer="91"/>
+<junction x="-33.02" y="-66.04"/>
 </segment>
 <segment>
 <pinref part="+5V" gate="G$1" pin="TP"/>
-<wire x1="12.7" y1="12.7" x2="-15.24" y2="12.7" width="0.1524" layer="91"/>
+<wire x1="40.64" y1="12.7" x2="17.78" y2="12.7" width="0.1524" layer="91"/>
 <pinref part="D1" gate="G$1" pin="2"/>
-<wire x1="-30.48" y1="35.56" x2="-15.24" y2="35.56" width="0.1524" layer="91"/>
-<wire x1="-15.24" y1="35.56" x2="-15.24" y2="22.86" width="0.1524" layer="91"/>
-<pinref part="U1" gate="G$1" pin="VREGIN"/>
-<wire x1="-15.24" y1="22.86" x2="-15.24" y2="12.7" width="0.1524" layer="91"/>
-<wire x1="-15.24" y1="12.7" x2="-22.86" y2="12.7" width="0.1524" layer="91"/>
-<junction x="-15.24" y="12.7"/>
-<wire x1="-15.24" y1="35.56" x2="-15.24" y2="43.18" width="0.1524" layer="91"/>
-<junction x="-15.24" y="35.56"/>
-<wire x1="-15.24" y1="43.18" x2="-25.4" y2="43.18" width="0.1524" layer="91"/>
-<label x="-22.86" y="43.18" size="1.778" layer="95"/>
+<wire x1="17.78" y1="12.7" x2="12.7" y2="12.7" width="0.1524" layer="91"/>
+<wire x1="-2.54" y1="35.56" x2="12.7" y2="35.56" width="0.1524" layer="91"/>
+<wire x1="12.7" y1="35.56" x2="12.7" y2="22.86" width="0.1524" layer="91"/>
+<wire x1="12.7" y1="22.86" x2="12.7" y2="12.7" width="0.1524" layer="91"/>
+<wire x1="12.7" y1="12.7" x2="5.08" y2="12.7" width="0.1524" layer="91"/>
+<junction x="12.7" y="12.7"/>
+<wire x1="12.7" y1="35.56" x2="12.7" y2="43.18" width="0.1524" layer="91"/>
+<junction x="12.7" y="35.56"/>
+<wire x1="12.7" y1="43.18" x2="2.54" y2="43.18" width="0.1524" layer="91"/>
+<label x="5.08" y="43.18" size="1.778" layer="95"/>
 <pinref part="R1" gate="G$1" pin="2"/>
-<wire x1="-11.43" y1="22.86" x2="-15.24" y2="22.86" width="0.1524" layer="91"/>
-<junction x="-15.24" y="22.86"/>
+<wire x1="16.51" y1="22.86" x2="12.7" y2="22.86" width="0.1524" layer="91"/>
+<junction x="12.7" y="22.86"/>
+<wire x1="5.08" y1="12.7" x2="5.08" y2="7.62" width="0.1524" layer="91"/>
+<pinref part="U1" gate="G$1" pin="VREGIN"/>
+<wire x1="5.08" y1="7.62" x2="-5.08" y2="7.62" width="0.1524" layer="91"/>
+<pinref part="C2" gate="G$1" pin="2"/>
+<wire x1="17.78" y1="1.27" x2="17.78" y2="12.7" width="0.1524" layer="91"/>
+<junction x="17.78" y="12.7"/>
 </segment>
 <segment>
 <pinref part="J1" gate="G$1" pin="VUSB"/>
@@ -2348,35 +2454,39 @@ In this library the device names are the same as the pin names of the symbols, t
 <net name="LED_VCC" class="0">
 <segment>
 <pinref part="RX" gate="G$1" pin="+"/>
-<wire x1="-8.89" y1="-40.64" x2="-15.24" y2="-40.64" width="0.1524" layer="91"/>
+<wire x1="-8.89" y1="-66.04" x2="-15.24" y2="-66.04" width="0.1524" layer="91"/>
 <pinref part="TX" gate="G$1" pin="+"/>
-<wire x1="-8.89" y1="-55.88" x2="-15.24" y2="-55.88" width="0.1524" layer="91"/>
-<wire x1="-15.24" y1="-55.88" x2="-15.24" y2="-40.64" width="0.1524" layer="91"/>
-<label x="-15.24" y="-53.34" size="1.778" layer="95" rot="R90"/>
+<wire x1="-8.89" y1="-81.28" x2="-15.24" y2="-81.28" width="0.1524" layer="91"/>
+<wire x1="-15.24" y1="-81.28" x2="-15.24" y2="-66.04" width="0.1524" layer="91"/>
+<label x="-15.24" y="-78.74" size="1.778" layer="95" rot="R90"/>
 <pinref part="R3" gate="G$1" pin="2"/>
-<wire x1="-24.13" y1="-40.64" x2="-15.24" y2="-40.64" width="0.1524" layer="91"/>
-<junction x="-15.24" y="-40.64"/>
+<wire x1="-24.13" y1="-66.04" x2="-15.24" y2="-66.04" width="0.1524" layer="91"/>
+<junction x="-15.24" y="-66.04"/>
 </segment>
 </net>
 <net name="RST" class="0">
 <segment>
 <pinref part="RST." gate="G$1" pin="TP"/>
-<wire x1="38.1" y1="-43.18" x2="30.48" y2="-43.18" width="0.1524" layer="91"/>
-<label x="30.48" y="-43.18" size="1.778" layer="95"/>
+<wire x1="38.1" y1="-68.58" x2="30.48" y2="-68.58" width="0.1524" layer="91"/>
+<label x="30.48" y="-68.58" size="1.778" layer="95"/>
 <pinref part="RESET" gate="G$1" pin="2"/>
-<wire x1="30.48" y1="-45.72" x2="30.48" y2="-43.18" width="0.1524" layer="91"/>
+<wire x1="30.48" y1="-71.12" x2="30.48" y2="-68.58" width="0.1524" layer="91"/>
+</segment>
+<segment>
+<pinref part="C1" gate="G$1" pin="1"/>
+<wire x1="-62.23" y1="-7.62" x2="-63.5" y2="-7.62" width="0.1524" layer="91"/>
+<label x="-63.5" y="-7.62" size="1.778" layer="95"/>
 </segment>
 </net>
 <net name="N$2" class="0">
 <segment>
 <pinref part="R8" gate="G$1" pin="2"/>
 <pinref part="PWR" gate="G$1" pin="+"/>
-<wire x1="-13.97" y1="-78.74" x2="-8.89" y2="-78.74" width="0.1524" layer="91"/>
+<wire x1="-13.97" y1="-104.14" x2="-8.89" y2="-104.14" width="0.1524" layer="91"/>
 </segment>
 </net>
 <net name="RXD" class="0">
 <segment>
-<pinref part="U1" gate="G$1" pin="TXD"/>
 <pinref part="RXD" gate="G$1" pin="TP"/>
 <wire x1="-58.42" y1="12.7" x2="-71.12" y2="12.7" width="0.1524" layer="91"/>
 <pinref part="TTL" gate="G$1" pin="P$4"/>
@@ -2384,41 +2494,46 @@ In this library the device names are the same as the pin names of the symbols, t
 <wire x1="-91.44" y1="8.89" x2="-71.12" y2="8.89" width="0.1524" layer="91"/>
 <wire x1="-71.12" y1="8.89" x2="-71.12" y2="12.7" width="0.1524" layer="91"/>
 <junction x="-71.12" y="12.7"/>
+<wire x1="-58.42" y1="12.7" x2="-58.42" y2="2.54" width="0.1524" layer="91"/>
+<pinref part="U1" gate="G$1" pin="TXD"/>
+<wire x1="-58.42" y1="2.54" x2="-50.8" y2="2.54" width="0.1524" layer="91"/>
 </segment>
 </net>
 <net name="TXD" class="0">
 <segment>
-<pinref part="U1" gate="G$1" pin="RXD"/>
 <pinref part="TXD" gate="G$1" pin="TP"/>
-<wire x1="-58.42" y1="15.24" x2="-73.66" y2="15.24" width="0.1524" layer="91"/>
+<wire x1="-55.88" y1="15.24" x2="-73.66" y2="15.24" width="0.1524" layer="91"/>
 <pinref part="TTL" gate="G$1" pin="P$3"/>
 <wire x1="-91.44" y1="6.35" x2="-73.66" y2="6.35" width="0.1524" layer="91"/>
 <wire x1="-73.66" y1="6.35" x2="-73.66" y2="15.24" width="0.1524" layer="91"/>
 <junction x="-73.66" y="15.24"/>
+<wire x1="-55.88" y1="15.24" x2="-55.88" y2="5.08" width="0.1524" layer="91"/>
+<pinref part="U1" gate="G$1" pin="RXD"/>
+<wire x1="-55.88" y1="5.08" x2="-50.8" y2="5.08" width="0.1524" layer="91"/>
 </segment>
 </net>
 <net name="RXT" class="0">
 <segment>
-<pinref part="U1" gate="G$1" pin="GPIO.3/RXT"/>
-<wire x1="-10.16" y1="-2.54" x2="-22.86" y2="-2.54" width="0.1524" layer="91"/>
-<label x="-15.24" y="-2.54" size="1.778" layer="95"/>
+<wire x1="7.62" y1="-2.54" x2="-5.08" y2="-2.54" width="0.1524" layer="91"/>
+<label x="2.54" y="-2.54" size="1.778" layer="95"/>
+<pinref part="U1" gate="G$1" pin="GPIO.0/TXT"/>
 </segment>
 <segment>
 <pinref part="RX" gate="G$1" pin="-"/>
-<wire x1="-1.27" y1="-40.64" x2="12.7" y2="-40.64" width="0.1524" layer="91"/>
-<label x="7.62" y="-40.64" size="1.778" layer="95"/>
+<wire x1="-1.27" y1="-66.04" x2="12.7" y2="-66.04" width="0.1524" layer="91"/>
+<label x="7.62" y="-66.04" size="1.778" layer="95"/>
 </segment>
 </net>
 <net name="TXT" class="0">
 <segment>
-<pinref part="U1" gate="G$1" pin="GPIO.2/TXT"/>
-<wire x1="-10.16" y1="-5.08" x2="-22.86" y2="-5.08" width="0.1524" layer="91"/>
-<label x="-15.24" y="-5.08" size="1.778" layer="95"/>
+<wire x1="7.62" y1="-5.08" x2="-5.08" y2="-5.08" width="0.1524" layer="91"/>
+<label x="2.54" y="-5.08" size="1.778" layer="95"/>
+<pinref part="U1" gate="G$1" pin="GPIO.1/RXT"/>
 </segment>
 <segment>
 <pinref part="TX" gate="G$1" pin="-"/>
-<wire x1="-1.27" y1="-55.88" x2="12.7" y2="-55.88" width="0.1524" layer="91"/>
-<label x="7.62" y="-55.88" size="1.778" layer="95"/>
+<wire x1="-1.27" y1="-81.28" x2="12.7" y2="-81.28" width="0.1524" layer="91"/>
+<label x="7.62" y="-81.28" size="1.778" layer="95"/>
 </segment>
 </net>
 <net name="D-" class="0">
@@ -2429,11 +2544,11 @@ In this library the device names are the same as the pin names of the symbols, t
 </segment>
 <segment>
 <pinref part="D1" gate="G$1" pin="3"/>
-<wire x1="-50.8" y1="35.56" x2="-68.58" y2="35.56" width="0.1524" layer="91"/>
+<wire x1="-22.86" y1="35.56" x2="-68.58" y2="35.56" width="0.1524" layer="91"/>
+<wire x1="-68.58" y1="35.56" x2="-68.58" y2="-17.78" width="0.1524" layer="91"/>
+<wire x1="-68.58" y1="-17.78" x2="-50.8" y2="-17.78" width="0.1524" layer="91"/>
+<label x="-60.96" y="-17.78" size="1.778" layer="95"/>
 <pinref part="U1" gate="G$1" pin="D-"/>
-<wire x1="-68.58" y1="35.56" x2="-68.58" y2="0" width="0.1524" layer="91"/>
-<wire x1="-68.58" y1="0" x2="-58.42" y2="0" width="0.1524" layer="91"/>
-<label x="-60.96" y="0" size="1.778" layer="95"/>
 </segment>
 </net>
 <net name="D+" class="0">
@@ -2444,31 +2559,50 @@ In this library the device names are the same as the pin names of the symbols, t
 </segment>
 <segment>
 <pinref part="D1" gate="G$1" pin="4"/>
-<wire x1="-50.8" y1="30.48" x2="-66.04" y2="30.48" width="0.1524" layer="91"/>
+<wire x1="-22.86" y1="30.48" x2="-66.04" y2="30.48" width="0.1524" layer="91"/>
+<wire x1="-66.04" y1="30.48" x2="-66.04" y2="-15.24" width="0.1524" layer="91"/>
+<label x="-60.96" y="-15.24" size="1.778" layer="95"/>
 <pinref part="U1" gate="G$1" pin="D+"/>
-<wire x1="-66.04" y1="30.48" x2="-66.04" y2="2.54" width="0.1524" layer="91"/>
-<wire x1="-66.04" y1="2.54" x2="-58.42" y2="2.54" width="0.1524" layer="91"/>
-<label x="-60.96" y="2.54" size="1.778" layer="95"/>
+<wire x1="-66.04" y1="-15.24" x2="-50.8" y2="-15.24" width="0.1524" layer="91"/>
 </segment>
 </net>
 <net name="VBUS" class="0">
 <segment>
 <pinref part="R1" gate="G$1" pin="1"/>
-<wire x1="-3.81" y1="22.86" x2="-2.54" y2="22.86" width="0.1524" layer="91"/>
+<wire x1="24.13" y1="22.86" x2="25.4" y2="22.86" width="0.1524" layer="91"/>
 <pinref part="R2" gate="G$1" pin="2"/>
-<wire x1="-2.54" y1="22.86" x2="-2.54" y2="15.24" width="0.1524" layer="91"/>
-<pinref part="U1" gate="G$1" pin="VBUS"/>
-<wire x1="-2.54" y1="15.24" x2="-2.54" y2="1.27" width="0.1524" layer="91"/>
-<wire x1="-22.86" y1="15.24" x2="-20.32" y2="15.24" width="0.1524" layer="91"/>
-<junction x="-2.54" y="15.24"/>
+<wire x1="25.4" y1="22.86" x2="25.4" y2="15.24" width="0.1524" layer="91"/>
+<wire x1="25.4" y1="15.24" x2="25.4" y2="1.27" width="0.1524" layer="91"/>
+<junction x="25.4" y="15.24"/>
 <pinref part="TTL" gate="G$1" pin="P$5"/>
-<wire x1="-20.32" y1="15.24" x2="-2.54" y2="15.24" width="0.1524" layer="91"/>
+<wire x1="7.62" y1="15.24" x2="25.4" y2="15.24" width="0.1524" layer="91"/>
 <wire x1="-91.44" y1="11.43" x2="-86.36" y2="11.43" width="0.1524" layer="91"/>
 <wire x1="-86.36" y1="11.43" x2="-86.36" y2="22.86" width="0.1524" layer="91"/>
-<wire x1="-86.36" y1="22.86" x2="-20.32" y2="22.86" width="0.1524" layer="91"/>
-<wire x1="-20.32" y1="22.86" x2="-20.32" y2="15.24" width="0.1524" layer="91"/>
-<junction x="-20.32" y="15.24"/>
+<wire x1="-86.36" y1="22.86" x2="-60.96" y2="22.86" width="0.1524" layer="91"/>
+<wire x1="-60.96" y1="22.86" x2="7.62" y2="22.86" width="0.1524" layer="91"/>
+<wire x1="7.62" y1="22.86" x2="7.62" y2="15.24" width="0.1524" layer="91"/>
+<junction x="7.62" y="15.24"/>
 <label x="-91.44" y="12.7" size="1.778" layer="95"/>
+<wire x1="7.62" y1="15.24" x2="2.54" y2="15.24" width="0.1524" layer="91"/>
+<wire x1="2.54" y1="15.24" x2="2.54" y2="12.7" width="0.1524" layer="91"/>
+<pinref part="U1" gate="G$1" pin="VBUS"/>
+<wire x1="2.54" y1="12.7" x2="-5.08" y2="12.7" width="0.1524" layer="91"/>
+<pinref part="R4" gate="G$1" pin="1"/>
+<wire x1="-60.96" y1="8.89" x2="-60.96" y2="22.86" width="0.1524" layer="91"/>
+<junction x="-60.96" y="22.86"/>
+</segment>
+</net>
+<net name="PGM_RST" class="0">
+<segment>
+<pinref part="R4" gate="G$1" pin="2"/>
+<wire x1="-60.96" y1="1.27" x2="-60.96" y2="-5.08" width="0.1524" layer="91"/>
+<wire x1="-60.96" y1="-5.08" x2="-53.34" y2="-5.08" width="0.1524" layer="91"/>
+<wire x1="-53.34" y1="-5.08" x2="-53.34" y2="-7.62" width="0.1524" layer="91"/>
+<pinref part="U1" gate="G$1" pin="DTR"/>
+<wire x1="-53.34" y1="-7.62" x2="-50.8" y2="-7.62" width="0.1524" layer="91"/>
+<pinref part="C1" gate="G$1" pin="2"/>
+<wire x1="-53.34" y1="-7.62" x2="-54.61" y2="-7.62" width="0.1524" layer="91"/>
+<junction x="-53.34" y="-7.62"/>
 </segment>
 </net>
 </nets>
diff --git a/Eagle_Files/Extruder_Board_programmer_BOM.csv b/Eagle_Files/AVR_Board_programmer_BOM.csv
similarity index 100%
rename from Eagle_Files/Extruder_Board_programmer_BOM.csv
rename to Eagle_Files/AVR_Board_programmer_BOM.csv
diff --git a/Eagle_Files/Extruder_Board1.1.brd b/Eagle_Files/Extruder_Board1.0.1.brd
similarity index 100%
rename from Eagle_Files/Extruder_Board1.1.brd
rename to Eagle_Files/Extruder_Board1.0.1.brd
diff --git a/Eagle_Files/Extruder_Board1.1.sch b/Eagle_Files/Extruder_Board1.0.1.sch
similarity index 100%
rename from Eagle_Files/Extruder_Board1.1.sch
rename to Eagle_Files/Extruder_Board1.0.1.sch
diff --git a/Eagle_Files/Extruder_Board1.2.brd b/Eagle_Files/Extruder_Board1.0.2.brd
similarity index 100%
rename from Eagle_Files/Extruder_Board1.2.brd
rename to Eagle_Files/Extruder_Board1.0.2.brd
diff --git a/Eagle_Files/Extruder_Board1.2.sch b/Eagle_Files/Extruder_Board1.0.2.sch
similarity index 100%
rename from Eagle_Files/Extruder_Board1.2.sch
rename to Eagle_Files/Extruder_Board1.0.2.sch
diff --git a/Eagle_Files/Extruder_Board1.2_BOM.csv b/Eagle_Files/Extruder_Board1.0.2_BOM.csv
similarity index 100%
rename from Eagle_Files/Extruder_Board1.2_BOM.csv
rename to Eagle_Files/Extruder_Board1.0.2_BOM.csv
diff --git a/Eagle_Files/PiezoFFC-ExtruderBoard1.1.png b/Eagle_Files/PiezoFFC-ExtruderBoard1.0.1.png
similarity index 100%
rename from Eagle_Files/PiezoFFC-ExtruderBoard1.1.png
rename to Eagle_Files/PiezoFFC-ExtruderBoard1.0.1.png
diff --git a/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_Schematic.png b/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_Schematic.png
new file mode 100644
index 0000000..c30b66c
Binary files /dev/null and b/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_Schematic.png differ
diff --git a/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_bottom.png b/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_bottom.png
new file mode 100644
index 0000000..97ea1cb
Binary files /dev/null and b/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_bottom.png differ
diff --git a/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_top.png b/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_top.png
new file mode 100644
index 0000000..b504b76
Binary files /dev/null and b/Eagle_Files/PiezoFFC-ExtruderBoard1.0.2_top.png differ
diff --git a/Eagle_Files/eagle.epf b/Eagle_Files/eagle.epf
index b94e078..489ff45 100644
--- a/Eagle_Files/eagle.epf
+++ b/Eagle_Files/eagle.epf
@@ -411,55 +411,10 @@ PadsSameType=0
 Layer=16
 
 [Win_2]
-Type="Schematic Editor"
-Number=2
-File="PiezoStandalone1.0.sch"
-View="-8.27116 -5.73116 395.413 265.873"
-WireWidths=" 0.0762 0.1016 0.127 0.15 0.2 0.2032 0.254 0.3048 0.4064 0.508 0.6096 0.8128 1.016 1.27 2.54 0.1524"
-PadDiameters=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 6.4516 0"
-PadDrills=" 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0.55 0.65 0.7 0.75 0.8 0.85 0.9 1 0.6"
-ViaDiameters=" 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1 1.05 1.1 1.15 1.2 1.3 0"
-ViaDrills=" 0.2 0.25 0.3 0.4 0.45 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 1 0.35"
-HoleDrills=" 0.2 0.25 0.3 0.4 0.45 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 1 0.35"
-TextSizes=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.4224 1.6764 1.9304 2.1844 2.54 3.81 5.08 6.4516 1.778"
-PolygonSpacings=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 5.08 6.4516 1.27"
-PolygonIsolates=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 6.4516 0"
-MiterRadiuss=" 0.254 0.3175 0.635 1.27 2.54 1 2 2.5 5 7.5 10 0"
-DimensionWidths=" 0 0.127 0.254 0.1 0.26 0.13"
-DimensionExtWidths=" 0.127 0.254 0.1 0.13 0.26 0"
-DimensionExtLengths=" 1.27 2.54 1 2 3 0"
-DimensionExtOffsets=" 1.27 2.54 1 2 3 0"
-SmdSizes=" 0.3048 0.1524 0.4064 0.2032 0.6096 0.3048 0.8128 0.4064 1.016 0.508 1.27 0.6604 1.4224 0.7112 1.6764 0.8128 1.778 0.9144 1.9304 0.9652 2.1844 1.0668 2.54 1.27 3.81 1.9304 5.08 2.54 6.4516 3.2512 1.27 0.635"
-WireBend=4
-WireBendSet=31
-WireCap=1
-MiterStyle=1
-PadShape=0
-ViaShape=1
-PolygonPour=0
-PolygonRank=0
-PolygonThermals=1
-PolygonOrphans=0
-TextRatio=8
-DimensionUnit=1
-DimensionPrecision=2
-DimensionShowUnit=0
-PinDirection=3
-PinFunction=0
-PinLength=2
-PinVisible=3
-SwapLevel=0
-ArcDirection=0
-AddLevel=2
-PadsSameType=0
-Layer=91
-Sheet="1"
-
-[Win_3]
 Type="Board Editor"
 Number=1
-File="PiezoStandalone1.0.brd"
-View="-0.31775 -0.631959 44.7252 15.7234"
+File="Extruder_Board1.2.brd"
+View="4.35773 -5.09696 44.1624 46.2601"
 WireWidths=" 0.0762 0.1016 0.127 0.15 0.2 0.2032 0.254 0.3048 0.4064 0.508 0.6096 0.8128 1.016 1.27 2.54 0.1524"
 PadDiameters=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 6.4516 0"
 PadDrills=" 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0.55 0.65 0.7 0.75 0.8 0.85 0.9 1 0.6"
@@ -497,7 +452,52 @@ SwapLevel=0
 ArcDirection=0
 AddLevel=2
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 [Win_4]
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