<?xml version="1.0" encoding="UTF-8"?>
<export version="D">
  <design>
    <source>/home/user/toys/8seg/center/center.sch</source>
    <date>Wed Dec  4 23:58:24 2019</date>
    <tool>Eeschema (5.99.0-52-gefbc802f4)</tool>
    <sheet number="1" name="/" tstamps="/">
      <title_block>
        <title/>
        <company/>
        <rev/>
        <date/>
        <source>center.sch</source>
        <comment number="1" value=""/>
        <comment number="2" value=""/>
        <comment number="3" value=""/>
        <comment number="4" value=""/>
        <comment number="5" value=""/>
        <comment number="6" value=""/>
        <comment number="7" value=""/>
        <comment number="8" value=""/>
        <comment number="9" value=""/>
      </title_block>
    </sheet>
  </design>
  <components>
    <comp ref="U3">
      <value>STM32F030F4P6</value>
      <footprint>Housings_SSOP:TSSOP-20_4.4x6.5mm_Pitch0.65mm</footprint>
      <datasheet>http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00088500.pdf</datasheet>
      <libsource lib="MCU_ST_STM32F0" part="STM32F030F4Px" description="ARM Cortex-M0 MCU, 16KB flash, 4KB RAM, 48MHz, 2.4-3.6V, 15 GPIO, TSSOP-20"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1966AA</tstamp>
    </comp>
    <comp ref="J1">
      <value>top left</value>
      <footprint>center:led_tape_3528_2835</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector_Generic" part="Conn_01x02" description="Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C196961</tstamp>
    </comp>
    <comp ref="J2">
      <value>top right</value>
      <footprint>center:led_tape_3528_2835</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector_Generic" part="Conn_01x02" description="Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C196B9D</tstamp>
    </comp>
    <comp ref="J3">
      <value>bottom right</value>
      <footprint>center:led_tape_3528_2835</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector_Generic" part="Conn_01x02" description="Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C196C4D</tstamp>
    </comp>
    <comp ref="J4">
      <value>bottom left</value>
      <footprint>center:led_tape_3528_2835</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector_Generic" part="Conn_01x02" description="Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C196D8E</tstamp>
    </comp>
    <comp ref="D2">
      <value>SS510</value>
      <footprint>Diode_SMD:D_SMA</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C329267</field>
      </fields>
      <libsource lib="Device" part="D_Schottky_ALT" description="Schottky diode, filled shape"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C199CCC</tstamp>
    </comp>
    <comp ref="R9">
      <value>180</value>
      <footprint>Resistors_SMD:R_2512_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R_Small" description="Resistor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1F9EE6</tstamp>
    </comp>
    <comp ref="Y1">
      <value>8MHz</value>
      <footprint>Crystals:Crystal_SMD_3225-4pin_3.2x2.5mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="Crystal_GND24_Small" description="Four pin crystal, GND on pins 2 and 4, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C30EB37</tstamp>
    </comp>
    <comp ref="C12">
      <value>12p</value>
      <footprint>Capacitors_SMD:C_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C310CD7</tstamp>
    </comp>
    <comp ref="C11">
      <value>12p</value>
      <footprint>Capacitors_SMD:C_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C31388F</tstamp>
    </comp>
    <comp ref="R7">
      <value>0</value>
      <footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R_Small" description="Resistor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C36FD60</tstamp>
    </comp>
    <comp ref="R8">
      <value>0</value>
      <footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R_Small" description="Resistor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C382D39</tstamp>
    </comp>
    <comp ref="J5">
      <value>SWD</value>
      <footprint>Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector_Generic" part="Conn_01x04" description="Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/)"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C3B6CB2</tstamp>
    </comp>
    <comp ref="TP1">
      <value>PA5</value>
      <footprint>Measurement_Points:Measurement_Point_Square-SMD-Pad_Small</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector" part="TestPoint" description="test point"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C453DE6</tstamp>
    </comp>
    <comp ref="TP2">
      <value>PA9</value>
      <footprint>Measurement_Points:Measurement_Point_Square-SMD-Pad_Small</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector" part="TestPoint" description="test point"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C45EF40</tstamp>
    </comp>
    <comp ref="TP3">
      <value>PA10</value>
      <footprint>Measurement_Points:Measurement_Point_Square-SMD-Pad_Small</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector" part="TestPoint" description="test point"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C45F33E</tstamp>
    </comp>
    <comp ref="TP4">
      <value>PA4</value>
      <footprint>Measurement_Points:Measurement_Point_Square-SMD-Pad_Small</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Connector" part="TestPoint" description="test point"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C45FC76</tstamp>
    </comp>
    <comp ref="Q1">
      <value>AO3400</value>
      <footprint>Package_TO_SOT_SMD:SOT-23</footprint>
      <datasheet>http://www.farnell.com/datasheets/1835997.pdf</datasheet>
      <libsource lib="Transistor_FET" part="BSS83P" description="-0.33A Id, -60V Vds, P-Channel MOSFET, SOT-23-3"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C577582</tstamp>
    </comp>
    <comp ref="Q3">
      <value>AO3400</value>
      <footprint>Package_TO_SOT_SMD:SOT-23</footprint>
      <datasheet>http://www.farnell.com/datasheets/1835997.pdf</datasheet>
      <libsource lib="Transistor_FET" part="BSS83P" description="-0.33A Id, -60V Vds, P-Channel MOSFET, SOT-23-3"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C57CF20</tstamp>
    </comp>
    <comp ref="Q4">
      <value>AO3400</value>
      <footprint>Package_TO_SOT_SMD:SOT-23</footprint>
      <datasheet>http://www.farnell.com/datasheets/1835997.pdf</datasheet>
      <libsource lib="Transistor_FET" part="BSS83P" description="-0.33A Id, -60V Vds, P-Channel MOSFET, SOT-23-3"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C57D930</tstamp>
    </comp>
    <comp ref="U2">
      <value>TX4138</value>
      <footprint>Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm</footprint>
      <fields>
        <field name="LCSC">C329267</field>
      </fields>
      <libsource lib="components" part="TX4138" description=""/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DE7FF76</tstamp>
    </comp>
    <comp ref="R4">
      <value>30mR 1/4W</value>
      <footprint>Resistor_SMD:R_1210_3225Metric</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C159305</field>
        <field name="Mfg">Ralec</field>
        <field name="PN">RTT12R033FTP</field>
      </fields>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DEB5134</tstamp>
    </comp>
    <comp ref="C4">
      <value>2200uF/25V/2A</value>
      <footprint>Capacitor_THT:CP_Radial_D13.0mm_P5.00mm</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C59339</field>
        <field name="Mfg">CapXon</field>
        <field name="PN">63YXF220MFFCT810X20</field>
      </fields>
      <libsource lib="Device" part="CP_Small" description="Polarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1A6A7D</tstamp>
    </comp>
    <comp ref="L1">
      <value>47uH/2A</value>
      <footprint>Inductor_SMD:L_Neosid_SM-NE127_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="Mfg">Eaton</field>
        <field name="PN">DR127-470</field>
        <field name="Reichelt">EATON DR127-470</field>
      </fields>
      <libsource lib="Device" part="L" description="Inductor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DED4544</tstamp>
    </comp>
    <comp ref="R1">
      <value>1k</value>
      <footprint>Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="DNP">DNP</field>
      </fields>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF04917</tstamp>
    </comp>
    <comp ref="R3">
      <value>R</value>
      <footprint>Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF1B471</tstamp>
    </comp>
    <comp ref="R6">
      <value>R</value>
      <footprint>Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF1BE4C</tstamp>
    </comp>
    <comp ref="C5">
      <value>12p</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF24754</tstamp>
    </comp>
    <comp ref="C1">
      <value>220u/63V</value>
      <footprint>Capacitor_THT:CP_Radial_D10.0mm_P5.00mm</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C324050</field>
        <field name="Mfg">Rubycon</field>
        <field name="PN">63YXF220MFFCT810X20</field>
      </fields>
      <libsource lib="Device" part="CP_Small" description="Polarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF2DAD7</tstamp>
    </comp>
    <comp ref="C2">
      <value>100n</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF3D7ED</tstamp>
    </comp>
    <comp ref="C3">
      <value>100n</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF449C0</tstamp>
    </comp>
    <comp ref="C10">
      <value>100n</value>
      <footprint>Capacitors_SMD:C_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1B07A6</tstamp>
    </comp>
    <comp ref="C9">
      <value>10u</value>
      <footprint>Capacitors_SMD:C_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1AFB91</tstamp>
    </comp>
    <comp ref="C7">
      <value>100n</value>
      <footprint>Capacitors_SMD:C_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1AF3BD</tstamp>
    </comp>
    <comp ref="C6">
      <value>10u</value>
      <footprint>Capacitors_SMD:C_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1AAFA9</tstamp>
    </comp>
    <comp ref="C8">
      <value>47u</value>
      <footprint>Capacitor_THT:CP_Radial_D5.0mm_P2.00mm</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C216203</field>
        <field name="Mfg">Rubycon</field>
        <field name="PN">25YXF47MFFC5X11</field>
      </fields>
      <libsource lib="Device" part="CP_Small" description="Polarized capacitor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1A7520</tstamp>
    </comp>
    <comp ref="Q2">
      <value>AO3400</value>
      <footprint>Package_TO_SOT_SMD:SOT-23</footprint>
      <datasheet>http://www.farnell.com/datasheets/1835997.pdf</datasheet>
      <libsource lib="Transistor_FET" part="BSS83P" description="-0.33A Id, -60V Vds, P-Channel MOSFET, SOT-23-3"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF8623C</tstamp>
    </comp>
    <comp ref="Q5">
      <value>AO3400</value>
      <footprint>Package_TO_SOT_SMD:SOT-23</footprint>
      <datasheet>http://www.farnell.com/datasheets/1835997.pdf</datasheet>
      <libsource lib="Transistor_FET" part="BSS83P" description="-0.33A Id, -60V Vds, P-Channel MOSFET, SOT-23-3"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF8624B</tstamp>
    </comp>
    <comp ref="D7">
      <value>LED_ALT</value>
      <footprint>LED_SMD:LED_PLCC_2835_Handsoldering</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C60109</field>
        <field name="Mfg">Everlight</field>
        <field name="PN">IR67-21C/TR8</field>
      </fields>
      <libsource lib="Device" part="LED_ALT" description="Light emitting diode, filled shape"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DFA0B1D</tstamp>
    </comp>
    <comp ref="D4">
      <value>SS510</value>
      <footprint>Diode_SMD:D_SMA</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C329267</field>
      </fields>
      <libsource lib="Device" part="D_Schottky_ALT" description="Schottky diode, filled shape"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E02DC22</tstamp>
    </comp>
    <comp ref="D1">
      <value>SS510</value>
      <footprint>Diode_SMD:D_SMA</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C329267</field>
      </fields>
      <libsource lib="Device" part="D_Schottky_ALT" description="Schottky diode, filled shape"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E0395C8</tstamp>
    </comp>
    <comp ref="D3">
      <value>SS510</value>
      <footprint>Diode_SMD:D_SMA</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C329267</field>
      </fields>
      <libsource lib="Device" part="D_Schottky_ALT" description="Schottky diode, filled shape"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E03ECDB</tstamp>
    </comp>
    <comp ref="D5">
      <value>SS510</value>
      <footprint>Diode_SMD:D_SMA</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C329267</field>
      </fields>
      <libsource lib="Device" part="D_Schottky_ALT" description="Schottky diode, filled shape"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E0408EC</tstamp>
    </comp>
    <comp ref="E1">
      <value>Zip ties: 100x2.5mm, 4pcs/board</value>
      <fields>
        <field name="Reichelt">KAB 100-2,5</field>
      </fields>
      <libsource lib="4xxx" part="bom_item" description=""/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E05C19D</tstamp>
    </comp>
    <comp ref="D6">
      <value>2V7</value>
      <footprint>Diode_SMD:D_SOD-323_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <fields>
        <field name="LCSC">C151000</field>
        <field name="Mfg">DIODES inc.</field>
        <field name="PN">MMSZ5223BS-7-F</field>
      </fields>
      <libsource lib="Device" part="D_Zener_ALT" description="Zener diode, filled shape"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DEB348D</tstamp>
    </comp>
    <comp ref="R5">
      <value>10k</value>
      <footprint>Resistors_SMD:R_0603_HandSoldering</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R_Small" description="Resistor, small symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C1B72F8</tstamp>
    </comp>
    <comp ref="R2">
      <value>5R1</value>
      <footprint>Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5DF4CC98</tstamp>
    </comp>
    <comp ref="U1">
      <value>AP1117-33</value>
      <footprint>Package_TO_SOT_SMD:SOT-223</footprint>
      <datasheet>http://www.diodes.com/datasheets/AP1117.pdf</datasheet>
      <libsource lib="Regulator_Linear" part="AP1117-33" description="1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5C19682A</tstamp>
    </comp>
  </components>
  <libparts>
    <libpart lib="4xxx" part="bom_item">
      <fields>
        <field name="Reference">E</field>
        <field name="Value">bom_item</field>
      </fields>
    </libpart>
    <libpart lib="Connector" part="TestPoint">
      <description>test point</description>
      <docs>~</docs>
      <footprints>
        <fp>Pin*</fp>
        <fp>Test*</fp>
      </footprints>
      <fields>
        <field name="Reference">TP</field>
        <field name="Value">TestPoint</field>
      </fields>
      <pins>
        <pin num="1" name="1" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Connector_Generic" part="Conn_01x02">
      <description>Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)</description>
      <docs>~</docs>
      <footprints>
        <fp>Connector*:*_1x??_*</fp>
      </footprints>
      <fields>
        <field name="Reference">J</field>
        <field name="Value">Conn_01x02</field>
      </fields>
      <pins>
        <pin num="1" name="Pin_1" type="passive"/>
        <pin num="2" name="Pin_2" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Connector_Generic" part="Conn_01x04">
      <description>Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/)</description>
      <docs>~</docs>
      <footprints>
        <fp>Connector*:*_1x??_*</fp>
      </footprints>
      <fields>
        <field name="Reference">J</field>
        <field name="Value">Conn_01x04</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"/>
        <pin num="4" name="Pin_4" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="CP_Small">
      <description>Polarized capacitor, small symbol</description>
      <docs>~</docs>
      <footprints>
        <fp>CP_*</fp>
      </footprints>
      <fields>
        <field name="Reference">C</field>
        <field name="Value">CP_Small</field>
      </fields>
      <pins>
        <pin num="1" name="~" type="passive"/>
        <pin num="2" name="~" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="C_Small">
      <description>Unpolarized capacitor, small symbol</description>
      <docs>~</docs>
      <footprints>
        <fp>C_*</fp>
      </footprints>
      <fields>
        <field name="Reference">C</field>
        <field name="Value">C_Small</field>
      </fields>
      <pins>
        <pin num="1" name="~" type="passive"/>
        <pin num="2" name="~" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="Crystal_GND24_Small">
      <description>Four pin crystal, GND on pins 2 and 4, small symbol</description>
      <docs>~</docs>
      <footprints>
        <fp>Crystal*</fp>
      </footprints>
      <fields>
        <field name="Reference">Y</field>
        <field name="Value">Crystal_GND24_Small</field>
      </fields>
      <pins>
        <pin num="1" name="1" type="passive"/>
        <pin num="2" name="2" type="passive"/>
        <pin num="3" name="3" type="passive"/>
        <pin num="4" name="4" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="D_Schottky_ALT">
      <description>Schottky diode, filled shape</description>
      <docs>~</docs>
      <footprints>
        <fp>TO-???*</fp>
        <fp>*_Diode_*</fp>
        <fp>*SingleDiode*</fp>
        <fp>D_*</fp>
      </footprints>
      <fields>
        <field name="Reference">D</field>
        <field name="Value">D_Schottky_ALT</field>
      </fields>
      <pins>
        <pin num="1" name="K" type="passive"/>
        <pin num="2" name="A" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="D_Zener_ALT">
      <description>Zener diode, filled shape</description>
      <docs>~</docs>
      <footprints>
        <fp>TO-???*</fp>
        <fp>*_Diode_*</fp>
        <fp>*SingleDiode*</fp>
        <fp>D_*</fp>
      </footprints>
      <fields>
        <field name="Reference">D</field>
        <field name="Value">D_Zener_ALT</field>
      </fields>
      <pins>
        <pin num="1" name="K" type="passive"/>
        <pin num="2" name="A" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="L">
      <description>Inductor</description>
      <docs>~</docs>
      <footprints>
        <fp>Choke_*</fp>
        <fp>*Coil*</fp>
        <fp>Inductor_*</fp>
        <fp>L_*</fp>
      </footprints>
      <fields>
        <field name="Reference">L</field>
        <field name="Value">L</field>
      </fields>
      <pins>
        <pin num="1" name="1" type="passive"/>
        <pin num="2" name="2" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="LED_ALT">
      <description>Light emitting diode, filled shape</description>
      <docs>~</docs>
      <footprints>
        <fp>LED*</fp>
        <fp>LED_SMD:*</fp>
        <fp>LED_THT:*</fp>
      </footprints>
      <fields>
        <field name="Reference">D</field>
        <field name="Value">LED_ALT</field>
      </fields>
      <pins>
        <pin num="1" name="K" type="passive"/>
        <pin num="2" name="A" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="R">
      <description>Resistor</description>
      <docs>~</docs>
      <footprints>
        <fp>R_*</fp>
      </footprints>
      <fields>
        <field name="Reference">R</field>
        <field name="Value">R</field>
      </fields>
      <pins>
        <pin num="1" name="~" type="passive"/>
        <pin num="2" name="~" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="R_Small">
      <description>Resistor, small symbol</description>
      <docs>~</docs>
      <footprints>
        <fp>R_*</fp>
      </footprints>
      <fields>
        <field name="Reference">R</field>
        <field name="Value">R_Small</field>
      </fields>
      <pins>
        <pin num="1" name="~" type="passive"/>
        <pin num="2" name="~" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="MCU_ST_STM32F0" part="STM32F030F4Px">
      <description>ARM Cortex-M0 MCU, 16KB flash, 4KB RAM, 48MHz, 2.4-3.6V, 15 GPIO, TSSOP-20</description>
      <docs>http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00088500.pdf</docs>
      <footprints>
        <fp>TSSOP*4.4x6.5mm*P0.65mm*</fp>
      </footprints>
      <fields>
        <field name="Reference">U</field>
        <field name="Value">STM32F030F4Px</field>
        <field name="Footprint">Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm</field>
      </fields>
      <pins>
        <pin num="1" name="BOOT0" type="input"/>
        <pin num="2" name="PF0" type="input"/>
        <pin num="3" name="PF1" type="input"/>
        <pin num="4" name="NRST" type="input"/>
        <pin num="5" name="VDDA" type="power_in"/>
        <pin num="6" name="PA0" type="BiDi"/>
        <pin num="7" name="PA1" type="BiDi"/>
        <pin num="8" name="PA2" type="BiDi"/>
        <pin num="9" name="PA3" type="BiDi"/>
        <pin num="10" name="PA4" type="BiDi"/>
        <pin num="11" name="PA5" type="BiDi"/>
        <pin num="12" name="PA6" type="BiDi"/>
        <pin num="13" name="PA7" type="BiDi"/>
        <pin num="14" name="PB1" type="BiDi"/>
        <pin num="15" name="VSS" type="power_in"/>
        <pin num="16" name="VDD" type="power_in"/>
        <pin num="17" name="PA9" type="BiDi"/>
        <pin num="18" name="PA10" type="BiDi"/>
        <pin num="19" name="PA13" type="BiDi"/>
        <pin num="20" name="PA14" type="BiDi"/>
      </pins>
    </libpart>
    <libpart lib="Regulator_Linear" part="AP1117-15">
      <aliases>
        <alias>AP1117-18</alias>
        <alias>AP1117-25</alias>
        <alias>AP1117-33</alias>
        <alias>AP1117-50</alias>
        <alias>LD1117S33TR_SOT223</alias>
        <alias>LD1117S12TR_SOT223</alias>
        <alias>LD1117S18TR_SOT223</alias>
        <alias>LD1117S25TR_SOT223</alias>
        <alias>LD1117S50TR_SOT223</alias>
        <alias>NCP1117-12_SOT223</alias>
        <alias>NCP1117-1.5_SOT223</alias>
        <alias>NCP1117-1.8_SOT223</alias>
        <alias>NCP1117-2.0_SOT223</alias>
        <alias>NCP1117-2.5_SOT223</alias>
        <alias>NCP1117-2.85_SOT223</alias>
        <alias>NCP1117-3.3_SOT223</alias>
        <alias>NCP1117-5.0_SOT223</alias>
        <alias>AMS1117-1.5</alias>
        <alias>AMS1117-1.8</alias>
        <alias>AMS1117-2.5</alias>
        <alias>AMS1117-2.85</alias>
        <alias>AMS1117-3.3</alias>
        <alias>AMS1117-5.0</alias>
      </aliases>
      <description>1A Low Dropout regulator, positive, 1.5V fixed output, SOT-223</description>
      <docs>http://www.diodes.com/datasheets/AP1117.pdf</docs>
      <footprints>
        <fp>SOT?223*TabPin2*</fp>
      </footprints>
      <fields>
        <field name="Reference">U</field>
        <field name="Value">AP1117-15</field>
        <field name="Footprint">Package_TO_SOT_SMD:SOT-223-3_TabPin2</field>
        <field name="Datasheet">http://www.diodes.com/datasheets/AP1117.pdf</field>
      </fields>
      <pins>
        <pin num="1" name="GND" type="power_in"/>
        <pin num="2" name="VO" type="power_out"/>
        <pin num="3" name="VI" type="power_in"/>
        <pin num="4" name="PAD" type="power_out"/>
      </pins>
    </libpart>
    <libpart lib="Transistor_FET" part="TP0610T">
      <aliases>
        <alias>VP0610T</alias>
        <alias>BSS84</alias>
        <alias>NTR2101P</alias>
        <alias>BSS83P</alias>
        <alias>Si2319CDS</alias>
        <alias>IRLML6402</alias>
      </aliases>
      <description>-0.18A Id, -60V Vds, P-Channel MOSFET, SOT-23-3</description>
      <docs>http://www.vishay.com/docs/70209/70209.pdf</docs>
      <footprints>
        <fp>SOT?23*</fp>
      </footprints>
      <fields>
        <field name="Reference">Q</field>
        <field name="Value">TP0610T</field>
        <field name="Footprint">Package_TO_SOT_SMD:SOT-23</field>
      </fields>
      <pins>
        <pin num="1" name="G" type="input"/>
        <pin num="2" name="S" type="passive"/>
        <pin num="3" name="D" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="components" part="TX4138">
      <fields>
        <field name="Reference">U</field>
        <field name="Value">TX4138</field>
      </fields>
      <pins>
        <pin num="1" name="SW" type="input"/>
        <pin num="2" name="ILIM" type="input"/>
        <pin num="3" name="VIN" type="input"/>
        <pin num="4" name="GND" type="input"/>
        <pin num="5" name="FB" type="input"/>
        <pin num="6" name="EN" type="input"/>
        <pin num="7" name="POK" type="input"/>
        <pin num="8" name="BS" type="input"/>
        <pin num="9" name="ILIM" type="input"/>
      </pins>
    </libpart>
  </libparts>
  <libraries>
    <library logical="4xxx">
      <uri>/home/user/ref/kicad-symbols/4xxx.lib</uri>
    </library>
    <library logical="Connector">
      <uri>/home/user/ref/kicad-symbols/Connector.lib</uri>
    </library>
    <library logical="Connector_Generic">
      <uri>/home/user/ref/kicad-symbols/Connector_Generic.lib</uri>
    </library>
    <library logical="Device">
      <uri>/home/user/ref/kicad-symbols/Device.lib</uri>
    </library>
    <library logical="MCU_ST_STM32F0">
      <uri>/home/user/ref/kicad-symbols/MCU_ST_STM32F0.lib</uri>
    </library>
    <library logical="Regulator_Linear">
      <uri>/home/user/ref/kicad-symbols/Regulator_Linear.lib</uri>
    </library>
    <library logical="Transistor_FET">
      <uri>/home/user/ref/kicad-symbols/Transistor_FET.lib</uri>
    </library>
    <library logical="components">
      <uri>/home/user/toys/8seg/center/components.lib</uri>
    </library>
  </libraries>
  <nets>
    <net code="1" name="/PAD">
      <node ref="U1" pin="4"/>
    </net>
    <net code="2" name="+12V">
      <node ref="U1" pin="3"/>
      <node ref="C7" pin="1"/>
      <node ref="C6" pin="1"/>
      <node ref="C4" pin="1"/>
      <node ref="R3" pin="1"/>
      <node ref="L1" pin="1"/>
      <node ref="R1" pin="1"/>
      <node ref="C2" pin="1"/>
      <node ref="C1" pin="2"/>
      <node ref="D4" pin="2"/>
      <node ref="D3" pin="2"/>
      <node ref="R9" pin="1"/>
    </net>
    <net code="3" name="+3V3">
      <node ref="U1" pin="2"/>
      <node ref="C8" pin="1"/>
      <node ref="C9" pin="1"/>
      <node ref="C10" pin="1"/>
      <node ref="J5" pin="1"/>
      <node ref="R7" pin="2"/>
      <node ref="U3" pin="5"/>
      <node ref="U3" pin="16"/>
    </net>
    <net code="4" name="GND">
      <node ref="U1" pin="1"/>
      <node ref="C8" pin="2"/>
      <node ref="C7" pin="2"/>
      <node ref="C9" pin="2"/>
      <node ref="C6" pin="2"/>
      <node ref="C10" pin="2"/>
      <node ref="C4" pin="2"/>
      <node ref="R6" pin="2"/>
      <node ref="C5" pin="2"/>
      <node ref="D5" pin="2"/>
      <node ref="U2" pin="4"/>
      <node ref="D6" pin="2"/>
      <node ref="Q4" pin="2"/>
      <node ref="Q1" pin="2"/>
      <node ref="Q5" pin="2"/>
      <node ref="Q2" pin="2"/>
      <node ref="J5" pin="3"/>
      <node ref="R8" pin="2"/>
      <node ref="Y1" pin="2"/>
      <node ref="C12" pin="2"/>
      <node ref="C11" pin="2"/>
      <node ref="Y1" pin="4"/>
      <node ref="Q3" pin="2"/>
      <node ref="U3" pin="15"/>
    </net>
    <net code="5" name="/ILIM">
      <node ref="U2" pin="2"/>
      <node ref="U2" pin="9"/>
      <node ref="R4" pin="1"/>
    </net>
    <net code="6" name="Net-(R3-Pad2)">
      <node ref="R2" pin="2"/>
      <node ref="U2" pin="8"/>
    </net>
    <net code="7" name="Net-(D1-Pad2)">
      <node ref="D3" pin="1"/>
      <node ref="D1" pin="2"/>
      <node ref="R5" pin="1"/>
      <node ref="J1" pin="2"/>
      <node ref="J3" pin="2"/>
    </net>
    <net code="8" name="/Vmeas_A">
      <node ref="R5" pin="2"/>
      <node ref="D6" pin="1"/>
      <node ref="U3" pin="6"/>
    </net>
    <net code="9" name="Net-(C11-Pad2)">
      <node ref="D5" pin="1"/>
      <node ref="L1" pin="2"/>
      <node ref="C3" pin="2"/>
      <node ref="R1" pin="2"/>
      <node ref="U2" pin="1"/>
    </net>
    <net code="10" name="+VSW">
      <node ref="D1" pin="1"/>
      <node ref="D2" pin="1"/>
      <node ref="C1" pin="1"/>
      <node ref="U2" pin="3"/>
      <node ref="C2" pin="2"/>
      <node ref="R4" pin="2"/>
    </net>
    <net code="11" name="Net-(D2-Pad2)">
      <node ref="D4" pin="1"/>
      <node ref="D2" pin="2"/>
      <node ref="J2" pin="2"/>
      <node ref="J4" pin="2"/>
    </net>
    <net code="12" name="/Q3">
      <node ref="Q5" pin="3"/>
      <node ref="J3" pin="1"/>
    </net>
    <net code="13" name="/Q2">
      <node ref="Q2" pin="3"/>
      <node ref="J1" pin="1"/>
    </net>
    <net code="14" name="/CH2">
      <node ref="Q2" pin="1"/>
      <node ref="U3" pin="12"/>
    </net>
    <net code="15" name="/CH3">
      <node ref="Q5" pin="1"/>
      <node ref="U3" pin="10"/>
    </net>
    <net code="16" name="Net-(C12-Pad1)">
      <node ref="U2" pin="5"/>
      <node ref="C5" pin="1"/>
      <node ref="R6" pin="1"/>
      <node ref="R3" pin="2"/>
    </net>
    <net code="17" name="Net-(D7-Pad2)">
      <node ref="R9" pin="2"/>
      <node ref="D7" pin="2"/>
    </net>
    <net code="18" name="Net-(D7-Pad1)">
      <node ref="D7" pin="1"/>
      <node ref="Q3" pin="3"/>
    </net>
    <net code="19" name="Net-(U2-Pad7)">
      <node ref="U2" pin="7"/>
    </net>
    <net code="20" name="Net-(U2-Pad6)">
      <node ref="U2" pin="6"/>
    </net>
    <net code="21" name="/Q1">
      <node ref="Q4" pin="3"/>
      <node ref="J4" pin="1"/>
    </net>
    <net code="22" name="/CH1">
      <node ref="Q4" pin="1"/>
      <node ref="U3" pin="13"/>
    </net>
    <net code="23" name="/LOAD">
      <node ref="Q3" pin="1"/>
      <node ref="U3" pin="8"/>
    </net>
    <net code="24" name="/Q0">
      <node ref="Q1" pin="3"/>
      <node ref="J2" pin="1"/>
    </net>
    <net code="25" name="/CH0">
      <node ref="Q1" pin="1"/>
      <node ref="U3" pin="9"/>
    </net>
    <net code="26" name="Net-(C10-Pad1)">
      <node ref="U3" pin="2"/>
      <node ref="Y1" pin="3"/>
      <node ref="C12" pin="1"/>
    </net>
    <net code="27" name="Net-(C11-Pad1)">
      <node ref="R2" pin="1"/>
      <node ref="C3" pin="1"/>
    </net>
    <net code="28" name="Net-(C9-Pad1)">
      <node ref="Y1" pin="1"/>
      <node ref="U3" pin="3"/>
      <node ref="C11" pin="1"/>
    </net>
    <net code="29" name="Net-(TP1-Pad1)">
      <node ref="TP1" pin="1"/>
      <node ref="U3" pin="11"/>
    </net>
    <net code="30" name="Net-(TP2-Pad1)">
      <node ref="TP2" pin="1"/>
      <node ref="U3" pin="17"/>
    </net>
    <net code="31" name="Net-(TP3-Pad1)">
      <node ref="TP3" pin="1"/>
      <node ref="U3" pin="18"/>
    </net>
    <net code="32" name="Net-(TP4-Pad1)">
      <node ref="TP4" pin="1"/>
      <node ref="U3" pin="14"/>
    </net>
    <net code="33" name="/SWDIO">
      <node ref="J5" pin="4"/>
      <node ref="U3" pin="19"/>
    </net>
    <net code="34" name="/SWCLK">
      <node ref="J5" pin="2"/>
      <node ref="U3" pin="20"/>
    </net>
    <net code="35" name="Net-(R8-Pad1)">
      <node ref="R8" pin="1"/>
      <node ref="U3" pin="1"/>
    </net>
    <net code="36" name="Net-(R5-Pad1)">
      <node ref="R7" pin="1"/>
      <node ref="U3" pin="4"/>
    </net>
    <net code="37" name="/Vmeas_B">
      <node ref="U3" pin="7"/>
    </net>
  </nets>
</export>
