<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.4.0">
<drawing>
<board>
<plain>
<text>+  -</text>
<text>PZ1</text>
<wire x1="1.757121875" y1="6.206475" x2="1.757121875" y2="0.997925" width="0.15" layer="20" curve="90"/>
<wire x1="1.757121875" y1="0.997925" x2="1.802753125" y2="0.9365375" width="0.15" layer="20"/>
<wire x1="1.802753125" y1="0.9365375" x2="4.460409375" y2="-0.1429625" width="0.15" layer="20" curve="45"/>
<wire x1="4.460409375" y1="-0.1429625" x2="33.5755375" y2="-0.1429625" width="0.15" layer="20"/>
<wire x1="33.5755375" y1="-0.1429625" x2="42.164" y2="8.4455" width="0.15" layer="20"/>
<wire x1="42.164" y1="8.4455" x2="42.31284375" y2="8.637925" width="0.15" layer="20"/>
<wire x1="42.31284375" y1="8.637925" x2="43.5733625" y2="10.580496875" width="0.15" layer="20" curve="35"/>
<wire x1="43.5733625" y1="10.580496875" x2="38.967128125" y2="15.18673125" width="0.15" layer="20" curve="114.475585"/>
<wire x1="38.967128125" y1="15.18673125" x2="37.35068125" y2="15.007125" width="0.15" layer="20" curve="-11.795203"/>
<wire x1="37.35068125" y1="15.007125" x2="10.58951875" y2="15.007125" width="0.15" layer="20"/>
<wire x1="10.58951875" y1="15.007125" x2="1.757121875" y2="6.206475" width="0.15" layer="20"/>
<text>+  -</text>
<text>PTC</text>
<text>Z</text>
<text>Vcc</text>
<text>⏚</text>
<text>SCL</text>
<text>SDA</text>
</plain>
<libraries>
<library name="PiezoFFC">
<packages>
<package name="SOT23">
<description>&lt;B&gt;DIODE&lt;/B&gt;</description>
</package>
<package name="53048-02">
<description>&lt;b&gt;1.25mm Pitch PicoBlade™ Header, Right Angle, 2 Circuits&lt;/b&gt;&lt;p&gt;&lt;a href =http://www.molex.com/pdm_docs/sd/530480210_sd.pdf&gt;Datasheet &lt;/a&gt;</description>
</package>
<package name="R0402">
</package>
<package name="SOT89">
</package>
<package name="SEEED-LED_LED-0603">
</package>
<package name="HOLES_2,8-PAD">
<description>&lt;b&gt;MOUNTING PAD&lt;/b&gt; 2.8 mm, round</description>
</package>
<package name="CAPC1609X80">
<description>Chip, 1.60 X 0.90 X 0.80 mm body
&lt;p&gt;Chip package with body size 1.60 X 0.90 X 0.80 mm&lt;/p&gt;</description>
</package>
<package name="53048-06">
<description>&lt;b&gt;1.25mm Pitch PicoBlade™ Header, Right Angle, 6 Circuits&lt;/b&gt;&lt;p&gt;&lt;a href =http://www.molex.com/pdm_docs/sd/530480610_sd.pdf&gt;Datasheet &lt;/a&gt;</description>
</package>
<package name="CAPC1005X50">
<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>
</package>
<package name="TP13SQ">
<description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
</package>
<package name="LOGO-PYR0BALL-SS-6MM">
</package>
<package name="DO-219AC">
</package>
<package name="SJM">
<description>&lt;b&gt;Solder jumper&lt;/b&gt;</description>
</package>
<package name="QFN16">
<description>&lt;b&gt;RTE (S-PQFP-N16)&lt;/b&gt; 3x3 mm&lt;p&gt;
Source: www.ti.com .. tpa6132a2 direct path stereo $.65.pdf</description>
</package>
<package name="TP09R">
<description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
</package>
<package name="SEEED-RESISTOR_R0603">
</package>
<package name="EXBN8V-L">
</package>
<package name="QFN50P500X500X90-33N">
</package>
<package name="0606_LED">
<description>&lt;h3&gt;0606 - LED SMT&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:4&lt;/li&gt;
&lt;li&gt;Pin pitch: 0.8mm&lt;/li&gt;
&lt;li&gt;Area:1.6mm L x 1.5mm W&lt;/li&gt;
&lt;li&gt;Height: 0.55m&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Datasheet referenced for footprint:&lt;/b&gt; &lt;a href="http://optoelectronics.liteon.com/upload/download/DS22-2000-282/P_100_LTST-C195KGJRKT.pdf"&gt;LTST-C195KGJRKT&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;LTST-C195KGJRKT&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="testpad">
<description>&lt;b&gt;Test Pins/Pads&lt;/b&gt;&lt;p&gt;
Cream on SMD OFF.&lt;br&gt;
new: Attribute TP_SIGNAL_NAME&lt;br&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="TP06R">
<description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
</package>
<package name="TP13SQ">
<description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="PZ1" library="PiezoFFC" package="53048-02" value="CON-MOLEX-2P-1.27MM048">
<attribute name="MF" value="MOLEX"/>
<attribute name="MPN" value="53048-0210"/>
<attribute name="NAME"/>
<attribute name="OC_FARNELL" value="1012259"/>
<attribute name="OC_NEWARK" value="57H4718"/>
</element>
<element name="U2" library="PiezoFFC" package="SOT89" value="L78L05ACU">
<attribute name="AVAILABILITY" value="Unavailable"/>
<attribute name="DESCRIPTION" value=" Voltage regulator; fixed; 5V; 0.1A; SOT89; SMD; Package: reel, tape "/>
<attribute name="MF" value="STMicroelectronics"/>
<attribute name="MP" value="L78L05ACU-TR"/>
<attribute name="NAME"/>
<attribute name="PACKAGE" value="None"/>
<attribute name="PRICE" value="None"/>
</element>
<element name="RDY" library="PiezoFFC" package="SEEED-LED_LED-0603" value="">
<attribute name="NAME"/>
</element>
<element name="H2" library="PiezoFFC" package="HOLES_2,8-PAD" value="HOLES_MOUNT-PAD-ROUND2.8"/>
<element name="H3" library="PiezoFFC" package="HOLES_2,8-PAD" value="HOLES_MOUNT-PAD-ROUND2.8"/>
<element name="SCK" library="PiezoFFC" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="MOSI" library="PiezoFFC" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="MISO" library="PiezoFFC" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="SS" library="testpad" package="TP06R" value="TPTP06R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="RST" library="PiezoFFC" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="5V" library="PiezoFFC" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="RXD" library="testpad" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="TXD" library="testpad" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="GND" library="testpad" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="+5V" library="testpad" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="RST." library="testpad" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="C1" library="PiezoFFC" package="CAPC1609X80" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="PiezoFFC" package="CAPC1609X80" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="INT" library="testpad" package="TP06R" value="TPTP06R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="PiezoFFC" package="R0402" value="">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE" value="0R"/>
</element>
<element name="R8" library="PiezoFFC" package="R0402" value="">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE" value="0R"/>
</element>
<element name="R1" library="PiezoFFC" package="R0402" value="1M">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="PiezoFFC" package="R0402" value="10K">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D8" library="PiezoFFC" package="SOT23" value="BAV199">
<attribute name="NAME"/>
</element>
<element name="J1" library="PiezoFFC" package="53048-06" value="CON-MOLEX-6P-1.25MM048">
<attribute name="MF" value="WALDOM/MOLEX"/>
<attribute name="MPN" value="53048-0610"/>
<attribute name="OC_FARNELL" value="1012260"/>
<attribute name="OC_NEWARK" value="38C9911"/>
</element>
<element name="C3" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="PiezoFFC" package="R0402" value="10K">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="PiezoFFC" package="R0402" value="1M">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="PiezoFFC" package="R0402" value="10K">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="PiezoFFC" package="R0402" value="1K">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R15" library="PiezoFFC" package="R0402" value="100R">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="⏚" library="testpad" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="U$1" library="PiezoFFC" package="LOGO-PYR0BALL-SS-6MM" value=""/>
<element name="U$2" library="PiezoFFC" package="LOGO-PYR0BALL-SS-6MM" value=""/>
<element name="D1" library="PiezoFFC" package="DO-219AC" value="DIODE_ZENER_PLZ5V1C"/>
<element name="F1" library="PiezoFFC" package="R0402" value="500mA">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
</element>
<element name="SJ1" library="PiezoFFC" package="SJM" value="">
<attribute name="NAME"/>
</element>
<element name="C4" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="U3" library="PiezoFFC" package="QFN16" value="LM2902QT">
<attribute name="NAME"/>
</element>
<element name="PT100" library="PiezoFFC" package="53048-02" value="CON-MOLEX-2P-1.27MM048">
<attribute name="MF" value="MOLEX"/>
<attribute name="MPN" value="53048-0210"/>
<attribute name="NAME"/>
<attribute name="OC_FARNELL" value="1012259"/>
<attribute name="OC_NEWARK" value="57H4718"/>
</element>
<element name="C5" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="PiezoFFC" package="CAPC1005X50" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C9" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R17" library="PiezoFFC" package="R0402" value="10K">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R18" library="PiezoFFC" package="R0402" value="10K">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R19" library="PiezoFFC" package="R0402" value="2K2">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R20" library="PiezoFFC" package="R0402" value="2K2">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R21" library="PiezoFFC" package="R0402" value="100R">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C10" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="TP1" library="PiezoFFC" package="TP09R" value="TPTP09R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="TP2" library="PiezoFFC" package="TP09R" value="TPTP09R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="R22" library="PiezoFFC" package="R0402" value="100R">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="PiezoFFC" package="CAPC1005X50" value="10nF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J2" library="PiezoFFC" package="SEEED-RESISTOR_R0603" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="PiezoFFC" package="CAPC1005X50" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="PiezoFFC" package="CAPC1005X50" value="3.3uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C14" library="PiezoFFC" package="CAPC1005X50" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C15" library="PiezoFFC" package="CAPC1005X50" value="3.3uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RP1" library="PiezoFFC" package="EXBN8V-L" value="1K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="ADJ+" library="PiezoFFC" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="ADJ-" library="PiezoFFC" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="PZ+" library="PiezoFFC" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="U4" library="PiezoFFC" package="QFN50P500X500X90-33N" value="ATMEGA48/88/168/328PB">
<attribute name="AVAILABILITY" value="Unavailable"/>
<attribute name="DESCRIPTION" value=" AVR 32KBytes Flash, 1KBytes EEPROM, 2KBytes RAM, w - 20MHZ, QFN/MFL, IND TEMP, GREEN 5 V/ DFN/QFN _M_ "/>
<attribute name="MF" value="Microchip"/>
<attribute name="MP" value="ATMEGA328PB-MU"/>
<attribute name="NAME"/>
<attribute name="PACKAGE" value="VFQFN-32 Microchip"/>
<attribute name="PRICE" value="None"/>
</element>
<element name="LED" library="PiezoFFC" package="0606_LED" value="LED-RGB-COM_ANO0606">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="DIO-12140"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="H3" pad="B2,8"/>
<contactref element="H2" pad="B2,8"/>
<contactref element="GND" pad="TP"/>
<contactref element="C1" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="R1" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="⏚" pad="TP"/>
<contactref element="U2" pad="2"/>
<contactref element="U2" pad="PAD"/>
<contactref element="D1" pad="P$1"/>
<contactref element="C4" pad="1"/>
<contactref element="U3" pad="11"/>
<contactref element="C10" pad="1"/>
<contactref element="R20" pad="1"/>
<contactref element="C9" pad="1"/>
<contactref element="C6" pad="1"/>
<contactref element="C11" pad="1"/>
<contactref element="R14" pad="1"/>
<contactref element="C13" pad="1"/>
<contactref element="C12" pad="1"/>
<contactref element="C15" pad="1"/>
<contactref element="C14" pad="1"/>
<contactref element="D8" pad="1"/>
<contactref element="U4" pad="5"/>
<contactref element="U4" pad="21"/>
<contactref element="U4" pad="33"/>
<contactref element="LED" pad="P$3"/>
<contactref element="RDY" pad="-"/>
<contactref element="J1" pad="3"/>
<contactref element="PZ1" pad="2"/>
</signal>
<signal name="Z_MIN_TRIG">
<contactref element="U4" pad="11"/>
<contactref element="LED" pad="P$4"/>
<contactref element="R6" pad="1"/>
<contactref element="J1" pad="5"/>
</signal>
<signal name="VCC_REG">
<contactref element="C2" pad="2"/>
<contactref element="F1" pad="1"/>
<contactref element="J1" pad="4"/>
</signal>
<signal name="TTL_RXD">
<contactref element="RXD" pad="TP"/>
<contactref element="U4" pad="30"/>
</signal>
<signal name="TTL_TXD">
<contactref element="TXD" pad="TP"/>
<contactref element="U4" pad="31"/>
</signal>
<signal name="RST">
<contactref element="RST" pad="TP"/>
<contactref element="RST." pad="TP"/>
<contactref element="U4" pad="29"/>
</signal>
<signal name="SPI_SCK">
<contactref element="SCK" pad="TP"/>
<contactref element="U4" pad="17"/>
</signal>
<signal name="SPI_MISO">
<contactref element="MISO" pad="TP"/>
<contactref element="U4" pad="16"/>
</signal>
<signal name="SPI_MOSI">
<contactref element="MOSI" pad="TP"/>
<contactref element="U4" pad="15"/>
</signal>
<signal name="SPI_SS">
<contactref element="SS" pad="TP"/>
<contactref element="U4" pad="14"/>
</signal>
<signal name="SDA">
<contactref element="J1" pad="1"/>
<contactref element="U4" pad="3"/>
</signal>
<signal name="SCL">
<contactref element="J1" pad="2"/>
<contactref element="U4" pad="6"/>
</signal>
<signal name="Z_TRG">
<contactref element="R15" pad="2"/>
<contactref element="INT" pad="TP"/>
<contactref element="U4" pad="32"/>
</signal>
<signal name="PZ+">
<contactref element="D8" pad="3"/>
<contactref element="R1" pad="2"/>
<contactref element="U3" pad="9"/>
<contactref element="PZ+" pad="TP"/>
<contactref element="PZ1" pad="1"/>
</signal>
<signal name="+5V">
<contactref element="+5V" pad="TP"/>
<contactref element="U2" pad="1"/>
<contactref element="C1" pad="2"/>
<contactref element="R8" pad="1"/>
<contactref element="D8" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="5V" pad="TP"/>
<contactref element="D1" pad="P$2"/>
<contactref element="SJ1" pad="2"/>
<contactref element="C4" pad="2"/>
<contactref element="R21" pad="2"/>
<contactref element="R19" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="U4" pad="18"/>
<contactref element="U4" pad="4"/>
</signal>
<signal name="GAIN_OUT">
<contactref element="R3" pad="2"/>
<contactref element="R4" pad="1"/>
<contactref element="U3" pad="16"/>
<contactref element="U3" pad="7"/>
<contactref element="ADJ-" pad="TP"/>
</signal>
<signal name="V_FOLLOW">
<contactref element="R4" pad="2"/>
<contactref element="U3" pad="13"/>
<contactref element="U3" pad="14"/>
<contactref element="U4" pad="23"/>
</signal>
<signal name="VCOMP_SENSE">
<contactref element="R7" pad="2"/>
<contactref element="U3" pad="1"/>
<contactref element="C15" pad="2"/>
<contactref element="C14" pad="2"/>
<contactref element="ADJ+" pad="TP"/>
<contactref element="U4" pad="24"/>
</signal>
<signal name="GADJ_R0">
<contactref element="RP1" pad="2"/>
<contactref element="RP1" pad="8"/>
<contactref element="U4" pad="7"/>
</signal>
<signal name="GADJ_R1">
<contactref element="RP1" pad="7"/>
<contactref element="RP1" pad="3"/>
<contactref element="U4" pad="8"/>
</signal>
<signal name="GADJ_R2">
<contactref element="RP1" pad="4"/>
<contactref element="RP1" pad="6"/>
<contactref element="U4" pad="9"/>
</signal>
<signal name="GADJ_R3">
<contactref element="R14" pad="2"/>
<contactref element="RP1" pad="5"/>
<contactref element="U4" pad="10"/>
</signal>
<signal name="PZ_AMP_OUT">
<contactref element="R15" pad="1"/>
<contactref element="U3" pad="15"/>
</signal>
<signal name="ERR_LED">
<contactref element="U4" pad="2"/>
<contactref element="LED" pad="P$1"/>
</signal>
<signal name="VCC_FUSE">
<contactref element="F1" pad="2"/>
<contactref element="U2" pad="3"/>
<contactref element="SJ1" pad="1"/>
</signal>
<signal name="AMP_VCC">
<contactref element="R21" pad="1"/>
<contactref element="U3" pad="2"/>
<contactref element="C10" pad="2"/>
</signal>
<signal name="PT_IN+">
<contactref element="TP1" pad="TP"/>
<contactref element="R17" pad="1"/>
<contactref element="C5" pad="1"/>
<contactref element="R19" pad="1"/>
<contactref element="PT100" pad="1"/>
</signal>
<signal name="PT_IN-">
<contactref element="TP2" pad="TP"/>
<contactref element="R18" pad="1"/>
<contactref element="C6" pad="2"/>
<contactref element="R20" pad="2"/>
<contactref element="PT100" pad="2"/>
</signal>
<signal name="PT_AMP-">
<contactref element="R18" pad="2"/>
<contactref element="C7" pad="1"/>
<contactref element="U3" pad="5"/>
<contactref element="C9" pad="2"/>
</signal>
<signal name="PT_AMP+">
<contactref element="R17" pad="2"/>
<contactref element="C7" pad="2"/>
<contactref element="U3" pad="4"/>
<contactref element="C8" pad="1"/>
</signal>
<signal name="PT_AMP">
<contactref element="U3" pad="6"/>
<contactref element="R22" pad="1"/>
</signal>
<signal name="PT100_JUMP">
<contactref element="C11" pad="2"/>
<contactref element="R22" pad="2"/>
<contactref element="J2" pad="1"/>
</signal>
<signal name="PT100_OUT">
<contactref element="J2" pad="2"/>
<contactref element="J1" pad="6"/>
</signal>
<signal name="GAIN_ADJ">
<contactref element="U3" pad="8"/>
<contactref element="R3" pad="1"/>
<contactref element="RP1" pad="1"/>
</signal>
<signal name="V_FOL_ADJ">
<contactref element="R10" pad="1"/>
<contactref element="U3" pad="12"/>
<contactref element="C13" pad="2"/>
<contactref element="C12" pad="2"/>
</signal>
<signal name="V_FOL_PWM">
<contactref element="R10" pad="2"/>
<contactref element="U4" pad="1"/>
</signal>
<signal name="VCOMP_PWM">
<contactref element="R7" pad="1"/>
<contactref element="U4" pad="13"/>
</signal>
<signal name="LED_PWR">
<contactref element="LED" pad="P$2"/>
<contactref element="R8" pad="2"/>
</signal>
<signal name="RDY_LED">
<contactref element="RDY" pad="+"/>
<contactref element="R6" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
