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IsoISE-feather.xml
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IsoISE-feather.xml
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<?xml version="1.0" encoding="UTF-8"?>
<export version="D">
<design>
<source>/home/enduser/IsoISE-feather/IsoISE-feather.sch</source>
<date>Tue 03 Apr 2018 11:53:35 BST</date>
<tool>Eeschema 4.0.7+dfsg1-1~bpo8+1</tool>
<sheet number="1" name="/" tstamps="/">
<title_block>
<title>Isolon redux</title>
<company>BitFIXit</company>
<rev>0.4</rev>
<date>2018-03-13</date>
<source>IsoISE-feather.sch</source>
<comment number="1" value=""/>
<comment number="2" value=""/>
<comment number="3" value=""/>
<comment number="4" value=""/>
</title_block>
</sheet>
</design>
<components>
<comp ref="U6">
<value>MCP3221</value>
<footprint>TO_SOT_Packages_SMD:SOT-23-5_HandSoldering</footprint>
<datasheet>http://ww1.microchip.com/downloads/en/DeviceDoc/20001732E.pdf</datasheet>
<libsource lib="IsoISE-feather" part="MCP3221"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571A1</tstamp>
</comp>
<comp ref="U3">
<value>MCP4017</value>
<footprint>TO_SOT_Packages_SMD:SOT-363_SC-70-6_Handsoldering</footprint>
<datasheet>http://ww1.microchip.com/downloads/en/DeviceDoc/22147a.pdf</datasheet>
<libsource lib="IsoISE-feather" part="MCP4017"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571A4</tstamp>
</comp>
<comp ref="U2">
<value>ADUM1250ARZ</value>
<footprint>SMD_Packages:SOIC-8-N</footprint>
<datasheet>http://www.analog.com/media/en/technical-documentation/data-sheets/ADUM1250_1251.pdf</datasheet>
<libsource lib="IsoISE-feather" part="ADUM1250ARZ"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571A6</tstamp>
</comp>
<comp ref="R7">
<value>10K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571AA</tstamp>
</comp>
<comp ref="R8">
<value>100K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571AB</tstamp>
</comp>
<comp ref="R10">
<value>100K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571AC</tstamp>
</comp>
<comp ref="C5">
<value>0.1uF</value>
<footprint>kicad-library:C_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571AD</tstamp>
</comp>
<comp ref="R12">
<value>500R</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571AE</tstamp>
</comp>
<comp ref="C8">
<value>220pF</value>
<footprint>kicad-library:C_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571AF</tstamp>
</comp>
<comp ref="C9">
<value>0.1uF</value>
<footprint>kicad-library:C_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571B0</tstamp>
</comp>
<comp ref="R9">
<value>3K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571B1</tstamp>
</comp>
<comp ref="R11">
<value>1K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571B2</tstamp>
</comp>
<comp ref="C6">
<value>0.1uF</value>
<footprint>kicad-library:C_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571B3</tstamp>
</comp>
<comp ref="U5">
<value>REF3130</value>
<footprint>TO_SOT_Packages_SMD:SOT-23_Handsoldering</footprint>
<datasheet>http://www.ti.com/lit/ds/symlink/ref3130.pdf</datasheet>
<libsource lib="IsoISE-feather" part="REF3130"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571B6</tstamp>
</comp>
<comp ref="R5">
<value>4.7K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571BF</tstamp>
</comp>
<comp ref="C2">
<value>0.1uF</value>
<footprint>kicad-library:C_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571C0</tstamp>
</comp>
<comp ref="C1">
<value>0.1uF</value>
<footprint>kicad-library:C_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571C4</tstamp>
</comp>
<comp ref="R6">
<value>4.7K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571C5</tstamp>
</comp>
<comp ref="C4">
<value>10uF</value>
<footprint>Capacitors_SMD:C_0805_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571C9</tstamp>
</comp>
<comp ref="C3">
<value>10uF</value>
<footprint>Capacitors_SMD:C_0805_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571CA</tstamp>
</comp>
<comp ref="C7">
<value>10uF</value>
<footprint>Capacitors_SMD:C_0805_HandSoldering</footprint>
<libsource lib="diy-r" part="C"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9571D0</tstamp>
</comp>
<comp ref="J2">
<value>BNC</value>
<footprint>kicad-library:BNC-Amphenol</footprint>
<datasheet>https://www.amphenolrf.com/downloads/dl/file/id/7797/product/565/031_5431_10rfx_customer_drawing.pdf</datasheet>
<libsource lib="conn" part="Conn_Coaxial"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A95818A</tstamp>
</comp>
<comp ref="U4">
<value>TL072</value>
<footprint>kicad-library:SOP-8L</footprint>
<datasheet>http://www.ti.com/lit/ds/symlink/tl072.pdf</datasheet>
<libsource lib="IsoISE-feather" part="TL072"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A961D83</tstamp>
</comp>
<comp ref="U1">
<value>MTU1D0305MC</value>
<footprint>kicad-library:5pinMTU</footprint>
<datasheet>https://power.murata.com/data/power/ncl/kdc_mtu1.pdf</datasheet>
<libsource lib="IsoISE-feather" part="MTU1D0305MC"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A97B89A</tstamp>
</comp>
<comp ref="L1">
<value>10uH</value>
<footprint>kicad-library:Inductor_Murata_8200</footprint>
<libsource lib="IsoISE-feather" part="INDUCTOR-MAG-CORE"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A985F24</tstamp>
</comp>
<comp ref="L2">
<value>10uH</value>
<footprint>kicad-library:Inductor_Murata_8200</footprint>
<datasheet>https://www.murata-ps.com/data/magnetics/kmp_8200c.pdf</datasheet>
<libsource lib="IsoISE-feather" part="INDUCTOR-MAG-CORE"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A986792</tstamp>
</comp>
<comp ref="R2">
<value>3K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9BF57D</tstamp>
</comp>
<comp ref="R1">
<value>3K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9BF651</tstamp>
</comp>
<comp ref="J1">
<value>Conn_01x03</value>
<footprint>Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm</footprint>
<libsource lib="conn" part="Conn_01x03"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9C2FB9</tstamp>
</comp>
<comp ref="R4">
<value>4.7K</value>
<footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
<libsource lib="diy-r" part="R_US"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5A9C31FA</tstamp>
</comp>
<comp ref="J3">
<value>FEATHER</value>
<footprint>kicad-library:FeatherWing</footprint>
<libsource lib="IsoISE-feather" part="FEATHER"/>
<sheetpath names="/" tstamps="/"/>
<tstamp>5AA0477B</tstamp>
</comp>
</components>
<libparts>
<libpart lib="IsoISE-feather" part="ADUM1250ARZ">
<footprints>
<fp>R_8</fp>
</footprints>
<fields>
<field name="Reference">U</field>
<field name="Value">ADUM1250ARZ</field>
<field name="Footprint">SOIC-8-N</field>
</fields>
<pins>
<pin num="1" name="VDD1" type="power_in"/>
<pin num="2" name="SDA1" type="BiDi"/>
<pin num="3" name="SCL1" type="BiDi"/>
<pin num="4" name="GND1" type="power_in"/>
<pin num="5" name="GND2" type="power_in"/>
<pin num="6" name="SCL2" type="BiDi"/>
<pin num="7" name="SDA2" type="BiDi"/>
<pin num="8" name="VDD2" type="power_in"/>
</pins>
</libpart>
<libpart lib="diy-r" part="C">
<footprints>
<fp>SM*</fp>
<fp>C?</fp>
<fp>C1-1</fp>
<fp>C_*</fp>
</footprints>
<fields>
<field name="Reference">C</field>
<field name="Value">C</field>
</fields>
<pins>
<pin num="1" name="~" type="passive"/>
<pin num="2" name="~" type="passive"/>
</pins>
</libpart>
<libpart lib="conn" part="Conn_01x03">
<description>Generic connector, single row, 01x03</description>
<docs>~</docs>
<footprints>
<fp>Connector*:*_??x*mm*</fp>
<fp>Connector*:*1x??x*mm*</fp>
<fp>Pin?Header?Straight?1X*</fp>
<fp>Pin?Header?Angled?1X*</fp>
<fp>Socket?Strip?Straight?1X*</fp>
<fp>Socket?Strip?Angled?1X*</fp>
</footprints>
<fields>
<field name="Reference">J</field>
<field name="Value">Conn_01x03</field>
</fields>
<pins>
<pin num="1" name="Pin_1" type="passive"/>
<pin num="2" name="Pin_2" type="passive"/>
<pin num="3" name="Pin_3" type="passive"/>
</pins>
</libpart>
<libpart lib="conn" part="Conn_Coaxial">
<description>coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, ...)</description>
<footprints>
<fp>*BNC*</fp>
<fp>*SMA*</fp>
<fp>*SMB*</fp>
<fp>*SMC*</fp>
<fp>*Cinch*</fp>
</footprints>
<fields>
<field name="Reference">J</field>
<field name="Value">Conn_Coaxial</field>
</fields>
<pins>
<pin num="1" name="In" type="passive"/>
<pin num="2" name="Ext" type="passive"/>
</pins>
</libpart>
<libpart lib="IsoISE-feather" part="FEATHER">
<footprints>
<fp>Pin_Header_Straight_1X*</fp>
<fp>Pin_Header_Angled_1X*</fp>
<fp>Socket_Strip_Straight_1X*</fp>
<fp>Socket_Strip_Angled_1X*</fp>
</footprints>
<fields>
<field name="Reference">J</field>
<field name="Value">FEATHER</field>
</fields>
<pins>
<pin num="1" name="RESET" type="passive"/>
<pin num="2" name="VCC" type="passive"/>
<pin num="3" name="AREF" type="passive"/>
<pin num="4" name="GND" type="passive"/>
<pin num="5" name="A0" type="passive"/>
<pin num="6" name="A1" type="passive"/>
<pin num="7" name="A2" type="passive"/>
<pin num="8" name="A3" type="passive"/>
<pin num="9" name="A4" type="passive"/>
<pin num="10" name="A5" type="passive"/>
<pin num="11" name="SCK" type="passive"/>
<pin num="12" name="MOSI" type="passive"/>
<pin num="13" name="MISO" type="passive"/>
<pin num="14" name="RX" type="passive"/>
<pin num="15" name="TX" type="passive"/>
<pin num="16" name="D21" type="passive"/>
<pin num="17" name="VBAT" type="passive"/>
<pin num="18" name="EN" type="passive"/>
<pin num="19" name="VUSB" type="passive"/>
<pin num="20" name="D13" type="passive"/>
<pin num="21" name="D12" type="passive"/>
<pin num="22" name="D27" type="passive"/>
<pin num="23" name="D33" type="passive"/>
<pin num="24" name="D15" type="passive"/>
<pin num="25" name="D32" type="passive"/>
<pin num="26" name="D14" type="passive"/>
<pin num="27" name="SCL" type="passive"/>
<pin num="28" name="SDA" type="passive"/>
</pins>
</libpart>
<libpart lib="IsoISE-feather" part="INDUCTOR-MAG-CORE">
<fields>
<field name="Reference">L</field>
<field name="Value">INDUCTOR-MAG-CORE</field>
</fields>
<pins>
<pin num="1" name="1" type="passive"/>
<pin num="2" name="2" type="passive"/>
</pins>
</libpart>
<libpart lib="IsoISE-feather" part="MCP3221">
<fields>
<field name="Reference">U</field>
<field name="Value">MCP3221</field>
</fields>
<pins>
<pin num="1" name="VDD" type="input"/>
<pin num="2" name="VSS" type="power_in"/>
<pin num="3" name="AIN" type="input"/>
<pin num="4" name="SDA" type="BiDi"/>
<pin num="5" name="SCL" type="BiDi"/>
</pins>
</libpart>
<libpart lib="IsoISE-feather" part="MCP4017">
<fields>
<field name="Reference">U</field>
<field name="Value">MCP4017</field>
</fields>
<pins>
<pin num="1" name="VDD" type="power_in"/>
<pin num="2" name="VSS" type="power_in"/>
<pin num="3" name="SCL" type="BiDi"/>
<pin num="4" name="SDA" type="BiDi"/>
<pin num="5" name="B" type="passive"/>
<pin num="6" name="W" type="passive"/>
</pins>
</libpart>
<libpart lib="IsoISE-feather" part="MTU1D0305MC">
<footprints>
<fp>RS_20</fp>
</footprints>
<fields>
<field name="Reference">U</field>
<field name="Value">MTU1D0305MC</field>
</fields>
<pins>
<pin num="1" name="+VIN" type="power_in"/>
<pin num="3" name="-VIN" type="power_in"/>
<pin num="4" name="-VOUT" type="power_out"/>
<pin num="5" name="0V" type="power_in"/>
<pin num="6" name="+VOUT" type="power_out"/>
</pins>
</libpart>
<libpart lib="IsoISE-feather" part="REF3130">
<fields>
<field name="Reference">U</field>
<field name="Value">REF3130</field>
</fields>
<pins>
<pin num="1" name="Vss" type="power_in"/>
<pin num="2" name="VREF" type="power_out"/>
<pin num="3" name="VIN" type="power_in"/>
</pins>
</libpart>
<libpart lib="diy-r" part="R_US">
<footprints>
<fp>R?</fp>
<fp>R_*</fp>
</footprints>
<fields>
<field name="Reference">R</field>
<field name="Value">R_US</field>
</fields>
<pins>
<pin num="1" name="~" type="passive"/>
<pin num="2" name="~" type="passive"/>
</pins>
</libpart>
<libpart lib="IsoISE-feather" part="TL072">
<footprints>
<fp>SOIC*3.9x4.9mm*P1.27mm*</fp>
<fp>DIP*W7.62mm*</fp>
<fp>TO*99*</fp>
<fp>OnSemi*Micro8*</fp>
<fp>TSSOP*3x3mm*P0.65mm*</fp>
<fp>TSSOP*4.4x3mm*P0.65mm*</fp>
<fp>MSOP*3x3mm*P0.65mm*</fp>
<fp>SSOP*3.9x4.9mm*P0.635mm*</fp>
<fp>LFCSP*2x2mm*P0.5mm*</fp>
<fp>*SIP*</fp>
<fp>SOIC*5.3x6.2mm*P1.27mm*</fp>
</footprints>
<fields>
<field name="Reference">U</field>
<field name="Value">TL072</field>
</fields>
<pins>
<pin num="1" name="~" type="output"/>
<pin num="2" name="-" type="input"/>
<pin num="3" name="+" type="input"/>
<pin num="4" name="V-" type="power_in"/>
<pin num="5" name="+" type="input"/>
<pin num="6" name="-" type="input"/>
<pin num="7" name="~" type="output"/>
<pin num="8" name="V+" type="power_in"/>
</pins>
</libpart>
</libparts>
<libraries>
<library logical="IsoISE-feather">
<uri>/home/enduser/IsoISE-feather/IsoISE-feather.lib</uri>
</library>
<library logical="diy-r">
<uri>/home/enduser/kicad-library/diy-r.lib</uri>
</library>
<library logical="conn">
<uri>/usr/share/kicad/library/conn.lib</uri>
</library>
</libraries>
<nets>
<net code="1" name="Net-(R5-Pad2)">
<node ref="U2" pin="6"/>
<node ref="U3" pin="3"/>
<node ref="U6" pin="5"/>
<node ref="R5" pin="2"/>
</net>
<net code="2" name="VDD">
<node ref="C3" pin="2"/>
<node ref="R6" pin="1"/>
<node ref="U4" pin="8"/>
<node ref="L1" pin="2"/>
<node ref="U2" pin="8"/>
<node ref="U3" pin="1"/>
<node ref="C2" pin="2"/>
<node ref="R5" pin="1"/>
<node ref="U5" pin="3"/>
<node ref="C6" pin="1"/>
</net>
<net code="3" name="Net-(C7-Pad1)">
<node ref="U6" pin="1"/>
<node ref="R11" pin="2"/>
<node ref="U5" pin="2"/>
<node ref="R9" pin="2"/>
<node ref="C9" pin="2"/>
<node ref="C7" pin="1"/>
</net>
<net code="4" name="Net-(L1-Pad1)">
<node ref="U1" pin="6"/>
<node ref="L1" pin="1"/>
</net>
<net code="5" name="Net-(L2-Pad1)">
<node ref="U1" pin="4"/>
<node ref="L2" pin="1"/>
</net>
<net code="6" name="Net-(R10-Pad2)">
<node ref="R10" pin="2"/>
<node ref="R8" pin="1"/>
<node ref="U4" pin="6"/>
</net>
<net code="7" name="Net-(R9-Pad1)">
<node ref="U4" pin="5"/>
<node ref="R9" pin="1"/>
</net>
<net code="8" name="/12">
<node ref="J3" pin="21"/>
</net>
<net code="9" name="/AREF">
<node ref="J3" pin="3"/>
</net>
<net code="10" name="/~RESET">
<node ref="J3" pin="1"/>
</net>
<net code="11" name="/VUSB">
<node ref="J3" pin="19"/>
</net>
<net code="12" name="/VBAT">
<node ref="J3" pin="17"/>
</net>
<net code="13" name="/14">
<node ref="J3" pin="26"/>
</net>
<net code="14" name="/32">
<node ref="J3" pin="25"/>
</net>
<net code="15" name="/15">
<node ref="J3" pin="24"/>
</net>
<net code="16" name="/33">
<node ref="J3" pin="23"/>
</net>
<net code="17" name="/27">
<node ref="J3" pin="22"/>
</net>
<net code="18" name="/A0">
<node ref="J3" pin="5"/>
</net>
<net code="19" name="/13">
<node ref="J3" pin="20"/>
</net>
<net code="20" name="/EN">
<node ref="J3" pin="18"/>
</net>
<net code="21" name="/A1">
<node ref="J3" pin="6"/>
</net>
<net code="22" name="/A2">
<node ref="J3" pin="7"/>
</net>
<net code="23" name="/A3">
<node ref="J3" pin="8"/>
</net>
<net code="24" name="/A4">
<node ref="J3" pin="9"/>
</net>
<net code="25" name="/A5">
<node ref="J3" pin="10"/>
</net>
<net code="26" name="/SCK">
<node ref="J3" pin="11"/>
</net>
<net code="27" name="/TX">
<node ref="J3" pin="15"/>
</net>
<net code="28" name="/RX">
<node ref="J3" pin="14"/>
</net>
<net code="29" name="/MOSI">
<node ref="J3" pin="12"/>
</net>
<net code="30" name="/MISO">
<node ref="J3" pin="13"/>
</net>
<net code="31" name="Net-(C5-Pad1)">
<node ref="U3" pin="5"/>
<node ref="U4" pin="1"/>
<node ref="C5" pin="1"/>
<node ref="R8" pin="2"/>
</net>
<net code="32" name="Net-(C5-Pad2)">
<node ref="U4" pin="2"/>
<node ref="U3" pin="6"/>
<node ref="R7" pin="1"/>
<node ref="C5" pin="2"/>
</net>
<net code="33" name="Net-(R10-Pad1)">
<node ref="U4" pin="7"/>
<node ref="R10" pin="1"/>
<node ref="R12" pin="2"/>
</net>
<net code="34" name="Net-(C8-Pad2)">
<node ref="R12" pin="1"/>
<node ref="C8" pin="2"/>
<node ref="U6" pin="3"/>
</net>
<net code="35" name="Net-(R6-Pad2)">
<node ref="U2" pin="7"/>
<node ref="U3" pin="4"/>
<node ref="U6" pin="4"/>
<node ref="R6" pin="2"/>
</net>
<net code="36" name="Net-(J2-Pad1)">
<node ref="U4" pin="3"/>
<node ref="J2" pin="1"/>
</net>
<net code="37" name="GND">
<node ref="U2" pin="4"/>
<node ref="J1" pin="2"/>
<node ref="J3" pin="4"/>
<node ref="C1" pin="1"/>
<node ref="U1" pin="3"/>
</net>
<net code="38" name="VEE">
<node ref="L2" pin="2"/>
<node ref="C4" pin="1"/>
<node ref="U4" pin="4"/>
</net>
<net code="39" name="Earth">
<node ref="C9" pin="1"/>
<node ref="C8" pin="1"/>
<node ref="U2" pin="5"/>
<node ref="R7" pin="2"/>
<node ref="C7" pin="2"/>
<node ref="C6" pin="2"/>
<node ref="U1" pin="5"/>
<node ref="C3" pin="1"/>
<node ref="C4" pin="2"/>
<node ref="U6" pin="2"/>
<node ref="U3" pin="2"/>
<node ref="J2" pin="2"/>
<node ref="C2" pin="1"/>
<node ref="U5" pin="1"/>
<node ref="R11" pin="1"/>
</net>
<net code="40" name="/SCL">
<node ref="J3" pin="27"/>
<node ref="U2" pin="3"/>
<node ref="R1" pin="2"/>
</net>
<net code="41" name="/21">
<node ref="J1" pin="3"/>
<node ref="J3" pin="16"/>
<node ref="R4" pin="2"/>
</net>
<net code="42" name="VCC">
<node ref="C1" pin="2"/>
<node ref="U1" pin="1"/>
<node ref="U2" pin="1"/>
<node ref="J3" pin="2"/>
<node ref="R4" pin="1"/>
<node ref="J1" pin="1"/>
<node ref="R1" pin="1"/>
<node ref="R2" pin="1"/>
</net>
<net code="44" name="/SDA">
<node ref="R2" pin="2"/>
<node ref="J3" pin="28"/>
<node ref="U2" pin="2"/>
</net>
</nets>
</export>