<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.3.0">
<drawing>
<board>
<plain>
<wire x1="24.35" y1="2" x2="41.35" y2="19" width="0.1524" layer="20"/>
<wire x1="41.35" y1="19" x2="42.672" y2="20.066" width="0.15" layer="20" curve="-12.237784"/>
<wire x1="42.672" y1="20.066" x2="42.672" y2="26.67" width="0.15" layer="20" curve="114.475585"/>
<wire x1="42.672" y1="26.67" x2="41.402" y2="27.686" width="0.15" layer="20" curve="-11.795203"/>
<wire x1="41.402" y1="27.686" x2="22.479" y2="46.609" width="0.15" layer="20"/>
<wire x1="22.479" y1="46.609" x2="10.033" y2="46.609" width="0.15" layer="20"/>
<wire x1="5.588" y1="46.609" x2="1.905" y2="42.926" width="0.15" layer="20" curve="90"/>
<wire x1="1.905" y1="42.926" x2="1.905" y2="3.937" width="0.15" layer="20"/>
<wire x1="1.905" y1="3.937" x2="5.08" y2="0.127" width="0.15" layer="20" curve="90"/>
<wire x1="10.16" y1="0.127" x2="22.477" y2="0.127" width="0.15" layer="20"/>
<wire x1="22.477" y1="0.127" x2="24.35" y2="2" width="0.15" layer="20"/>
<text>+  -</text>
<text>+  -</text>
<text>+  -</text>
<text>+     -</text>
<text>+  -</text>
<text>Fan0</text>
<text>Fan1</text>
<text>PZ1</text>
<text>HE0</text>
<text>2B  2A  1A  1B</text>
<text>TH0</text>
<wire x1="10.033" y1="46.609" x2="5.588" y2="46.609" width="0.1524" layer="20"/>
<wire x1="5.08" y1="0.127" x2="10.16" y2="0.127" width="0.1524" layer="20"/>
</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="70553-04">
<description>&lt;b&gt;2.54mm Pitch SL™ Header, Low Profile, Single Row, Right Angle, 3.05mm Pocket, Shrouded, 5 Circuits, 0.38µm Gold (Au) Selective Plating, Tin (Sn) PC Tail Plating&lt;/b&gt;&lt;p&gt;&lt;a href =http://www.molex.com/pdm_docs/sd/705530004_sd.pdf&gt;Datasheet &lt;/a&gt;</description>
</package>
<package name="HDRRAR4W64P254_2X2_556X736X556B">
<description>Double-row, 4-pin Receptacle Header (Female) Right Angle, 2.54 mm (0.10 in) pitch, 7.36 mm insulator length, 5.56 X 7.36 X 5.56 mm body
&lt;p&gt;Double-row (2X2), 4-pin Receptacle Header (Female) Right Angle package with 2.54 mm (0.10 in) pitch, 0.64 mm lead width, 3.00 mm tail length and 7.36 mm insulator length with body size 5.56 X 7.36 X 5.56 mm, pin pattern - counter-clockwise from bottom left&lt;/p&gt;</description>
</package>
<package name="SEEED-LED_LED-0603">
</package>
<package name="LOGO-PYR0BALL-SS-20MM">
</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="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="DO-219AC">
</package>
<package name="SEEED-RESISTOR_R0603">
</package>
<package name="TP13SQ">
<description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
</package>
<package name="FFC-60P_0.5_MOLEX_505110-6091">
<description>&lt;b&gt;0.5mm Pitch Connectors For FPC/FFC&lt;/b&gt;&lt;p&gt;
Source: &lt;a href= "http://www.hirose.co.jp/cataloge_hp/e58605370.pdf"&gt;Data sheet&lt;/a&gt;&lt;p&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="EXBN8V">
</package>
<package name="HOLES_3,2-PAD">
<description>&lt;b&gt;MOUNTING PAD&lt;/b&gt; 3.2 mm, round</description>
</package>
<package name="28M1">
</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="TH0" 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="U1" library="PiezoFFC" package="28M1" value="ATMEGA48/88/168/328PA">
<attribute name="MANUFACTURER_PART_NUMBER" value="ATMEGA48PAMMHR"/>
<attribute name="NAME"/>
<attribute name="VENDOR" value="Atmel"/>
</element>
<element name="E0" library="PiezoFFC" package="70553-04" value="C-GRID-04-70553">
<attribute name="MF" value="MOLEX"/>
<attribute name="MPN" value=""/>
<attribute name="NAME"/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="OC_NEWARK" value="unknown"/>
</element>
<element name="FAN1" 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="FAN0" 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="HE0" library="PiezoFFC" package="HDRRAR4W64P254_2X2_556X736X556B" value="JST-2.54-2X2JST-DUPONT-2.54-2X2">
<attribute name="NAME"/>
</element>
<element name="D2" library="PiezoFFC" package="SEEED-LED_LED-0603" value="">
<attribute name="NAME"/>
</element>
<element name="D3" library="PiezoFFC" package="SEEED-LED_LED-0603" value="">
<attribute name="NAME"/>
</element>
<element name="D4" library="PiezoFFC" package="SEEED-LED_LED-0603" value="">
<attribute name="NAME"/>
</element>
<element name="D5" library="PiezoFFC" package="SEEED-LED_LED-0603" value="">
<attribute name="NAME"/>
</element>
<element name="H1" library="PiezoFFC" package="HOLES_3,2-PAD" value="HOLES_MOUNT-PAD-ROUND3.2"/>
<element name="H2" library="PiezoFFC" package="HOLES_3,2-PAD" value="HOLES_MOUNT-PAD-ROUND3.2"/>
<element name="H3" library="PiezoFFC" package="HOLES_3,2-PAD" value="HOLES_MOUNT-PAD-ROUND3.2"/>
<element name="R3" library="PiezoFFC" package="R0402" value="1K">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE" value="0R"/>
</element>
<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="SDA" library="testpad" package="TP13SQ" value="TPTP13SQ">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="SCL" 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-20MM" value=""/>
<element name="C2" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" 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="TRG" library="PiezoFFC" package="SEEED-LED_LED-0603" value="">
<attribute name="NAME"/>
</element>
<element name="PWR" library="PiezoFFC" package="SEEED-LED_LED-0603" value="">
<attribute name="NAME"/>
</element>
<element name="R6" library="PiezoFFC" package="R0402" value="4.7k">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE" value="0R"/>
</element>
<element name="R8" library="PiezoFFC" package="R0402" value="1K">
<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="R9" library="PiezoFFC" package="R0402" value="1K">
<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="R13" library="PiezoFFC" package="R0402" value="100R">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="F1" library="PiezoFFC" package="SEEED-RESISTOR_R0603" value="500mA">
<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="D1" library="PiezoFFC" package="DO-219AC" value="ZENER_DIODE_PLZ5V1C">
<attribute name="NAME"/>
</element>
<element name="ERR" library="PiezoFFC" package="SEEED-LED_LED-0603" value="">
<attribute name="NAME"/>
</element>
<element name="C1" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" 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="1M">
<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="J2" library="PiezoFFC" package="FFC-60P_0.5_MOLEX_505110-6091" value="FFC_MOLEX_0.5MM">
<attribute name="NAME"/>
</element>
<element name="U4" library="PiezoFFC" package="QFN16" value="LM2902QT">
<attribute name="NAME"/>
</element>
<element name="R4" library="PiezoFFC" package="EXBN8V" value="1K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R5" library="PiezoFFC" package="SEEED-RESISTOR_R0603" value="10K">
<attribute name="NAME"/>
</element>
<element name="C4" library="PiezoFFC" package="CAPC1005X50" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="PiezoFFC" package="CAPC1609X80" value="3.3uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="PiezoFFC" package="CAPC1005X50" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="PiezoFFC" package="CAPC1609X80" value="3.3uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</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="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="C10" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="PiezoFFC" package="CAPC1005X50" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="PiezoFFC" package="CAPC1005X50" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="PiezoFFC" package="CAPC1005X50" value="10nF">
<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="R11" library="PiezoFFC" package="R0402" value="10K">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="PiezoFFC" package="R0402" value="2K2">
<attribute name="MPN" value="RC0402JR-070RL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="PiezoFFC" package="R0402" value="2K2">
<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>
</elements>
<signals>
<signal name="GND">
<contactref element="U1" pad="18"/>
<contactref element="U1" pad="4"/>
<contactref element="H3" pad="B3,2"/>
<contactref element="H2" pad="B3,2"/>
<contactref element="H1" pad="B3,2"/>
<contactref element="D2" pad="-"/>
<contactref element="GND" pad="TP"/>
<contactref element="C2" pad="1"/>
<contactref element="TRG" pad="-"/>
<contactref element="PWR" pad="-"/>
<contactref element="U1" pad="29"/>
<contactref element="D1" pad="P$1"/>
<contactref element="ERR" pad="-"/>
<contactref element="⏚" pad="TP"/>
<contactref element="J2" pad="51"/>
<contactref element="J2" pad="52"/>
<contactref element="J2" pad="13"/>
<contactref element="J2" pad="14"/>
<contactref element="C3" pad="2"/>
<contactref element="J2" pad="S$1"/>
<contactref element="J2" pad="S$2"/>
<contactref element="U4" pad="11"/>
<contactref element="PZ1" pad="2"/>
<contactref element="R9" pad="1"/>
<contactref element="C1" pad="2"/>
<contactref element="R19" pad="1"/>
<contactref element="D8" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="C5" pad="1"/>
<contactref element="C6" pad="1"/>
<contactref element="C7" pad="1"/>
<contactref element="C13" pad="1"/>
<contactref element="C9" pad="1"/>
<contactref element="C11" pad="1"/>
<contactref element="R14" pad="1"/>
</signal>
<signal name="TH0+">
<contactref element="TH0" pad="1"/>
<contactref element="J2" pad="27"/>
</signal>
<signal name="TH0-">
<contactref element="TH0" pad="2"/>
<contactref element="J2" pad="28"/>
</signal>
<signal name="HE0-">
<contactref element="HE0" pad="3"/>
<contactref element="HE0" pad="4"/>
<contactref element="D3" pad="-"/>
<contactref element="J2" pad="15"/>
<contactref element="J2" pad="16"/>
<contactref element="J2" pad="17"/>
<contactref element="J2" pad="18"/>
<contactref element="J2" pad="19"/>
<contactref element="J2" pad="20"/>
<contactref element="J2" pad="21"/>
<contactref element="J2" pad="22"/>
</signal>
<signal name="FAN0_GATE">
<contactref element="FAN0" pad="1"/>
<contactref element="D5" pad="-"/>
<contactref element="J2" pad="29"/>
</signal>
<signal name="FAN1_GATE">
<contactref element="FAN1" pad="1"/>
<contactref element="D4" pad="-"/>
<contactref element="J2" pad="30"/>
</signal>
<signal name="Z_MIN_TRIG">
<contactref element="R6" pad="1"/>
<contactref element="U1" pad="9"/>
<contactref element="J2" pad="35"/>
</signal>
<signal name="V_INT">
<contactref element="FAN0" pad="2"/>
<contactref element="FAN1" pad="2"/>
<contactref element="C3" pad="1"/>
<contactref element="J2" pad="23"/>
<contactref element="J2" pad="24"/>
<contactref element="J2" pad="25"/>
<contactref element="J2" pad="26"/>
</signal>
<signal name="VCC_REG">
<contactref element="C2" pad="2"/>
<contactref element="F1" pad="1"/>
<contactref element="D1" pad="P$2"/>
<contactref element="5V" pad="TP"/>
<contactref element="J2" pad="36"/>
<contactref element="J2" pad="37"/>
<contactref element="C8" pad="2"/>
<contactref element="C10" pad="2"/>
<contactref element="R12" pad="2"/>
</signal>
<signal name="LED_VCC">
<contactref element="D5" pad="+"/>
<contactref element="D4" pad="+"/>
<contactref element="D3" pad="+"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="TTL_RXD">
<contactref element="U1" pad="26"/>
<contactref element="RXD" pad="TP"/>
<contactref element="J2" pad="39"/>
</signal>
<signal name="TTL_TXD">
<contactref element="U1" pad="27"/>
<contactref element="TXD" pad="TP"/>
<contactref element="J2" pad="40"/>
</signal>
<signal name="RST">
<contactref element="U1" pad="25"/>
<contactref element="RST" pad="TP"/>
<contactref element="RST." pad="TP"/>
<contactref element="J2" pad="38"/>
</signal>
<signal name="SPI_SCK">
<contactref element="U1" pad="15"/>
<contactref element="SCK" pad="TP"/>
</signal>
<signal name="SPI_MISO">
<contactref element="U1" pad="14"/>
<contactref element="MISO" pad="TP"/>
</signal>
<signal name="SPI_MOSI">
<contactref element="U1" pad="13"/>
<contactref element="MOSI" pad="TP"/>
</signal>
<signal name="SPI_SS">
<contactref element="U1" pad="12"/>
<contactref element="SS" pad="TP"/>
</signal>
<signal name="SDA">
<contactref element="U1" pad="23"/>
<contactref element="SDA" pad="TP"/>
<contactref element="J2" pad="42"/>
</signal>
<signal name="SCL">
<contactref element="U1" pad="24"/>
<contactref element="SCL" pad="TP"/>
<contactref element="J2" pad="41"/>
</signal>
<signal name="TRG_LED">
<contactref element="D2" pad="+"/>
<contactref element="TRG" pad="+"/>
<contactref element="R6" pad="2"/>
</signal>
<signal name="Z_TRG">
<contactref element="U1" pad="28"/>
<contactref element="INT" pad="TP"/>
<contactref element="R13" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="R8" pad="2"/>
<contactref element="PWR" pad="+"/>
</signal>
<signal name="PZ+">
<contactref element="D8" pad="3"/>
<contactref element="R19" pad="2"/>
<contactref element="PZ1" pad="1"/>
<contactref element="PZ+" pad="TP"/>
<contactref element="U4" pad="12"/>
</signal>
<signal name="+5V">
<contactref element="D8" pad="2"/>
<contactref element="R3" pad="1"/>
<contactref element="R8" pad="1"/>
<contactref element="+5V" pad="TP"/>
<contactref element="U1" pad="16"/>
<contactref element="U1" pad="3"/>
<contactref element="F1" pad="2"/>
<contactref element="C1" pad="1"/>
<contactref element="U4" pad="2"/>
</signal>
<signal name="VREF_IN">
<contactref element="R10" pad="1"/>
<contactref element="C4" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="U4" pad="9"/>
</signal>
<signal name="GADJ_R0">
<contactref element="U1" pad="5"/>
<contactref element="R4" pad="8"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="GADJ_R1">
<contactref element="U1" pad="6"/>
<contactref element="R4" pad="7"/>
<contactref element="R4" pad="3"/>
</signal>
<signal name="GADJ_R2">
<contactref element="U1" pad="7"/>
<contactref element="R4" pad="6"/>
<contactref element="R4" pad="4"/>
</signal>
<signal name="GADJ_R3">
<contactref element="U1" pad="8"/>
<contactref element="R9" pad="2"/>
<contactref element="R4" pad="5"/>
</signal>
<signal name="PZ_AMP_OUT">
<contactref element="R13" pad="1"/>
<contactref element="U4" pad="15"/>
</signal>
<signal name="V_FOL_SENSE">
<contactref element="U1" pad="19"/>
<contactref element="R1" pad="1"/>
<contactref element="U4" pad="8"/>
<contactref element="U4" pad="7"/>
</signal>
<signal name="VCOMP_SENSE">
<contactref element="ADJ+" pad="TP"/>
<contactref element="U1" pad="20"/>
<contactref element="R5" pad="1"/>
<contactref element="C6" pad="2"/>
<contactref element="C7" pad="2"/>
<contactref element="U4" pad="1"/>
</signal>
<signal name="ERR_LED">
<contactref element="ERR" pad="+"/>
<contactref element="U1" pad="2"/>
</signal>
<signal name="GAIN_OUT">
<contactref element="R1" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="ADJ-" pad="TP"/>
<contactref element="U4" pad="14"/>
<contactref element="U4" pad="16"/>
</signal>
<signal name="GAIN_FB">
<contactref element="R2" pad="1"/>
<contactref element="R4" pad="1"/>
<contactref element="U4" pad="13"/>
</signal>
<signal name="VCC">
<contactref element="HE0" pad="1"/>
<contactref element="HE0" pad="2"/>
<contactref element="J2" pad="1"/>
<contactref element="J2" pad="2"/>
<contactref element="J2" pad="3"/>
<contactref element="J2" pad="4"/>
<contactref element="J2" pad="5"/>
<contactref element="J2" pad="6"/>
<contactref element="J2" pad="7"/>
<contactref element="J2" pad="8"/>
<contactref element="J2" pad="9"/>
<contactref element="J2" pad="10"/>
<contactref element="J2" pad="11"/>
<contactref element="J2" pad="12"/>
</signal>
<signal name="E0_2B">
<contactref element="E0" pad="4"/>
<contactref element="J2" pad="53"/>
<contactref element="J2" pad="54"/>
</signal>
<signal name="E0_2A">
<contactref element="E0" pad="3"/>
<contactref element="J2" pad="55"/>
<contactref element="J2" pad="56"/>
</signal>
<signal name="E0_1A">
<contactref element="E0" pad="2"/>
<contactref element="J2" pad="57"/>
<contactref element="J2" pad="58"/>
</signal>
<signal name="E0_1B">
<contactref element="E0" pad="1"/>
<contactref element="J2" pad="59"/>
<contactref element="J2" pad="60"/>
</signal>
<signal name="V_FOL_PWM">
<contactref element="R10" pad="2"/>
<contactref element="U1" pad="1"/>
</signal>
<signal name="VCOMP_PWM">
<contactref element="R5" pad="2"/>
<contactref element="U1" pad="11"/>
</signal>
<signal name="PT100+">
<contactref element="PT100" pad="1"/>
<contactref element="R7" pad="2"/>
<contactref element="R12" pad="1"/>
<contactref element="C8" pad="1"/>
</signal>
<signal name="PT100-">
<contactref element="PT100" pad="2"/>
<contactref element="R11" pad="2"/>
<contactref element="R14" pad="2"/>
<contactref element="C9" pad="2"/>
</signal>
<signal name="PT100_AMP-">
<contactref element="R11" pad="1"/>
<contactref element="C12" pad="1"/>
<contactref element="C11" pad="2"/>
<contactref element="U4" pad="5"/>
</signal>
<signal name="PT100_AMP+">
<contactref element="R7" pad="1"/>
<contactref element="C12" pad="2"/>
<contactref element="C10" pad="1"/>
<contactref element="U4" pad="4"/>
</signal>
<signal name="PT100_R">
<contactref element="U4" pad="6"/>
<contactref element="R15" pad="2"/>
</signal>
<signal name="PT100_OUT">
<contactref element="R15" pad="1"/>
<contactref element="C13" pad="2"/>
<contactref element="J2" pad="33"/>
</signal>
<signal name="X_1B">
<contactref element="J2" pad="50"/>
<contactref element="J2" pad="49"/>
</signal>
<signal name="X_1A">
<contactref element="J2" pad="47"/>
<contactref element="J2" pad="48"/>
</signal>
<signal name="X_2A">
<contactref element="J2" pad="45"/>
<contactref element="J2" pad="46"/>
</signal>
<signal name="X_2B">
<contactref element="J2" pad="43"/>
<contactref element="J2" pad="44"/>
</signal>
<signal name="X_MIN_TRIG">
<contactref element="J2" pad="34"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
