<?xml version="1.0" encoding="UTF-8"?>
<export version="E">
  <design>
    <source>/Users/huanglilong/works/KiCadWorks/STM32F1_Breakout_Board/STM32F1_Breakout_Board.kicad_sch</source>
    <date>2022 July 02, Saturday 12:02:30</date>
    <tool>Eeschema (6.0.6-0)</tool>
    <sheet number="1" name="/" tstamps="/">
      <title_block>
        <title/>
        <company/>
        <rev/>
        <date/>
        <source>STM32F1_Breakout_Board.kicad_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="C1">
      <value>0.1uF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>a074ee15-4bb3-4d36-97cc-275b401fa103</tstamps>
    </comp>
    <comp ref="C2">
      <value>1uF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>0cc598dc-4372-422f-a148-9dab25d5bf38</tstamps>
    </comp>
    <comp ref="C3">
      <value>1uF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>e7392280-3f82-4c67-82ea-8dcda9ed8bb7</tstamps>
    </comp>
    <comp ref="C4">
      <value>4.7uF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>51621439-67e6-4654-abd1-e9ac4cf46fc3</tstamps>
    </comp>
    <comp ref="C5">
      <value>30pF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>7527fe58-9d77-4f73-ae39-57e92c34be15</tstamps>
    </comp>
    <comp ref="C6">
      <value>100nF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>b4f1ef45-05f0-4f14-a768-6e4c7e462deb</tstamps>
    </comp>
    <comp ref="C7">
      <value>100nF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>705035dc-428f-45a6-924a-2ecc6e0faa71</tstamps>
    </comp>
    <comp ref="C8">
      <value>30pF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>0af1723f-f8ba-4793-b7b2-b4fe918ec61b</tstamps>
    </comp>
    <comp ref="C9">
      <value>100nF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>f631a19e-4d22-4de7-8131-7f3bc3f91a30</tstamps>
    </comp>
    <comp ref="C10">
      <value>100nF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>ba65efeb-958c-4d40-b15c-35336a437499</tstamps>
    </comp>
    <comp ref="C11">
      <value>1uF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>0e324416-033f-47a0-9f92-569b2b17341a</tstamps>
    </comp>
    <comp ref="C12">
      <value>100nF</value>
      <footprint>Capacitor_SMD:C_0603_1608Metric</footprint>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>a8edcadf-a744-42bf-95d3-99c157d98717</tstamps>
    </comp>
    <comp ref="D1">
      <value>RED</value>
      <footprint>LED_SMD:LED_0603_1608Metric</footprint>
      <libsource lib="Device" part="LED" description="Light emitting diode"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>58a8357e-364b-4655-b4e4-5f0bc1c3854d</tstamps>
    </comp>
    <comp ref="D2">
      <value>BLUE</value>
      <footprint>LED_SMD:LED_0603_1608Metric</footprint>
      <libsource lib="Device" part="LED" description="Light emitting diode"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>33335eb7-0734-415d-8619-1de47c7415f1</tstamps>
    </comp>
    <comp ref="FB1">
      <value>100R</value>
      <footprint>Inductor_SMD:L_0805_2012Metric</footprint>
      <libsource lib="Device" part="FerriteBead_Small" description="Ferrite bead, small symbol"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>b218c500-d99f-4114-b816-a05f441b310e</tstamps>
    </comp>
    <comp ref="J1">
      <value>USB_B_Micro</value>
      <footprint>Connector_USB:USB_Micro-B_Wuerth_629105150521</footprint>
      <libsource lib="Connector" part="USB_B_Micro" description="USB Micro Type B connector"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>81567f35-01c0-45ab-9d7f-7be0c0d0b29b</tstamps>
    </comp>
    <comp ref="J2">
      <value>Conn_01x15</value>
      <footprint>Connector_PinHeader_2.54mm:PinHeader_1x15_P2.54mm_Vertical</footprint>
      <libsource lib="Connector" part="Conn_01x15_Female" description="Generic connector, single row, 01x15, script generated (kicad-library-utils/schlib/autogen/connector/)"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>ac221111-7f2b-4300-b542-ed92170a73d8</tstamps>
    </comp>
    <comp ref="J3">
      <value>Conn_01x15</value>
      <footprint>Connector_PinHeader_2.54mm:PinHeader_1x15_P2.54mm_Vertical</footprint>
      <libsource lib="Connector" part="Conn_01x15_Female" description="Generic connector, single row, 01x15, script generated (kicad-library-utils/schlib/autogen/connector/)"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>6753aefa-4699-4ba9-8372-27e03dcab3e3</tstamps>
    </comp>
    <comp ref="L1">
      <value>27n</value>
      <footprint>Inductor_SMD:L_0402_1005Metric</footprint>
      <libsource lib="Device" part="L_Small" description="Inductor, small symbol"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>79e97b0a-b2a3-4a42-bbb2-bb173879acad</tstamps>
    </comp>
    <comp ref="R1">
      <value>10K</value>
      <footprint>Resistor_SMD:R_0603_1608Metric</footprint>
      <libsource lib="Device" part="R_Small_US" description="Resistor, small US symbol"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>b0b33056-b3c6-4d66-a642-8bd6128b6e6f</tstamps>
    </comp>
    <comp ref="R2">
      <value>10K</value>
      <footprint>Resistor_SMD:R_0603_1608Metric</footprint>
      <libsource lib="Device" part="R_Small_US" description="Resistor, small US symbol"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>d5d8c712-6060-4a89-adc7-c91497b0d4c3</tstamps>
    </comp>
    <comp ref="R3">
      <value>1.5K</value>
      <footprint>Resistor_SMD:R_0603_1608Metric</footprint>
      <libsource lib="Device" part="R_Small_US" description="Resistor, small US symbol"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>23022d3e-1c4a-495b-ab92-6ac9865b8eaf</tstamps>
    </comp>
    <comp ref="R4">
      <value>1.5K</value>
      <footprint>Resistor_SMD:R_0603_1608Metric</footprint>
      <libsource lib="Device" part="R_Small_US" description="Resistor, small US symbol"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>d3bb7f86-abaa-47ff-bc3b-c90bc862941a</tstamps>
    </comp>
    <comp ref="R5">
      <value>1.5K</value>
      <footprint>Resistor_SMD:R_0603_1608Metric</footprint>
      <libsource lib="Device" part="R_Small_US" description="Resistor, small US symbol"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>51fd0617-1aac-42f3-9716-e05335264e0f</tstamps>
    </comp>
    <comp ref="SW1">
      <value>SW_Push</value>
      <footprint>Button_Switch_SMD:SW_Push_SPST_NO_Alps_SKRK</footprint>
      <libsource lib="Switch" part="SW_Push" description="Push button switch, generic, two pins"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>b052aeb2-fc9b-49e7-a2c8-60003c3ff51a</tstamps>
    </comp>
    <comp ref="U1">
      <value>XC6206P332MR</value>
      <footprint>Package_TO_SOT_SMD:SOT-23</footprint>
      <datasheet>http://www.advanced-monolithic.com/pdf/ds1117.pdf</datasheet>
      <libsource lib="Regulator_Linear" part="AMS1117-3.3" description="1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>187ba96c-9d00-4ac2-8bfb-d02784d03f10</tstamps>
    </comp>
    <comp ref="U2">
      <value>STM32F103C8Tx</value>
      <footprint>Package_QFP:LQFP-48_7x7mm_P0.5mm</footprint>
      <datasheet>http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/CD00161566.pdf</datasheet>
      <libsource lib="MCU_ST_STM32F1" part="STM32F103C8Tx" description="ARM Cortex-M3 MCU, 64KB flash, 20KB RAM, 72MHz, 2-3.6V, 37 GPIO, LQFP-48"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>eb06d2ea-e699-448f-973e-101eb94d0bda</tstamps>
    </comp>
    <comp ref="Y1">
      <value>8MHz</value>
      <footprint>Crystal:Crystal_SMD_5032-2Pin_5.0x3.2mm</footprint>
      <libsource lib="Device" part="Crystal" description="Two pin crystal"/>
      <property name="Sheetname" value=""/>
      <property name="Sheetfile" value="STM32F1_Breakout_Board.kicad_sch"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamps>8e541f66-00ce-45ff-9b2d-bd258ed1aa09</tstamps>
    </comp>
  </components>
  <libparts>
    <libpart lib="Connector" part="Conn_01x15_Female">
      <description>Generic connector, single row, 01x15, 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_01x15_Female</field>
        <field name="Datasheet">~</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"/>
        <pin num="5" name="Pin_5" type="passive"/>
        <pin num="6" name="Pin_6" type="passive"/>
        <pin num="7" name="Pin_7" type="passive"/>
        <pin num="8" name="Pin_8" type="passive"/>
        <pin num="9" name="Pin_9" type="passive"/>
        <pin num="10" name="Pin_10" type="passive"/>
        <pin num="11" name="Pin_11" type="passive"/>
        <pin num="12" name="Pin_12" type="passive"/>
        <pin num="13" name="Pin_13" type="passive"/>
        <pin num="14" name="Pin_14" type="passive"/>
        <pin num="15" name="Pin_15" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Connector" part="USB_B_Micro">
      <description>USB Micro Type B connector</description>
      <docs>~</docs>
      <footprints>
        <fp>USB*</fp>
      </footprints>
      <fields>
        <field name="Reference">J</field>
        <field name="Value">USB_B_Micro</field>
        <field name="Datasheet">~</field>
      </fields>
      <pins>
        <pin num="1" name="VBUS" type="power_out"/>
        <pin num="2" name="D-" type="bidirectional"/>
        <pin num="3" name="D+" type="bidirectional"/>
        <pin num="4" name="ID" type="passive"/>
        <pin num="5" name="GND" type="power_out"/>
        <pin num="6" name="Shield" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="C">
      <description>Unpolarized capacitor</description>
      <docs>~</docs>
      <footprints>
        <fp>C_*</fp>
      </footprints>
      <fields>
        <field name="Reference">C</field>
        <field name="Value">C</field>
        <field name="Datasheet">~</field>
      </fields>
      <pins>
        <pin num="1" name="" type="passive"/>
        <pin num="2" name="" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="Crystal">
      <description>Two pin crystal</description>
      <docs>~</docs>
      <footprints>
        <fp>Crystal*</fp>
      </footprints>
      <fields>
        <field name="Reference">Y</field>
        <field name="Value">Crystal</field>
        <field name="Datasheet">~</field>
      </fields>
      <pins>
        <pin num="1" name="1" type="passive"/>
        <pin num="2" name="2" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="FerriteBead_Small">
      <description>Ferrite bead, small symbol</description>
      <docs>~</docs>
      <footprints>
        <fp>Inductor_*</fp>
        <fp>L_*</fp>
        <fp>*Ferrite*</fp>
      </footprints>
      <fields>
        <field name="Reference">FB</field>
        <field name="Value">FerriteBead_Small</field>
        <field name="Datasheet">~</field>
      </fields>
      <pins>
        <pin num="1" name="" type="passive"/>
        <pin num="2" name="" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="LED">
      <description>Light emitting diode</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</field>
        <field name="Datasheet">~</field>
      </fields>
      <pins>
        <pin num="1" name="K" type="passive"/>
        <pin num="2" name="A" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="L_Small">
      <description>Inductor, small symbol</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_Small</field>
        <field name="Datasheet">~</field>
      </fields>
      <pins>
        <pin num="1" name="" type="passive"/>
        <pin num="2" name="" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="R_Small_US">
      <description>Resistor, small US symbol</description>
      <docs>~</docs>
      <footprints>
        <fp>R_*</fp>
      </footprints>
      <fields>
        <field name="Reference">R</field>
        <field name="Value">R_Small_US</field>
        <field name="Datasheet">~</field>
      </fields>
      <pins>
        <pin num="1" name="" type="passive"/>
        <pin num="2" name="" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="MCU_ST_STM32F1" part="STM32F103C8Tx">
      <description>ARM Cortex-M3 MCU, 64KB flash, 20KB RAM, 72MHz, 2-3.6V, 37 GPIO, LQFP-48</description>
      <docs>http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/CD00161566.pdf</docs>
      <footprints>
        <fp>LQFP*7x7mm*P0.5mm*</fp>
      </footprints>
      <fields>
        <field name="Reference">U</field>
        <field name="Value">STM32F103C8Tx</field>
        <field name="Footprint">Package_QFP:LQFP-48_7x7mm_P0.5mm</field>
        <field name="Datasheet">http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/CD00161566.pdf</field>
      </fields>
      <pins>
        <pin num="1" name="VBAT" type="power_in"/>
        <pin num="2" name="PC13" type="bidirectional"/>
        <pin num="3" name="PC14" type="bidirectional"/>
        <pin num="4" name="PC15" type="bidirectional"/>
        <pin num="5" name="PD0" type="input"/>
        <pin num="6" name="PD1" type="input"/>
        <pin num="7" name="NRST" type="input"/>
        <pin num="8" name="VSSA" type="power_in"/>
        <pin num="9" name="VDDA" type="power_in"/>
        <pin num="10" name="PA0" type="bidirectional"/>
        <pin num="11" name="PA1" type="bidirectional"/>
        <pin num="12" name="PA2" type="bidirectional"/>
        <pin num="13" name="PA3" type="bidirectional"/>
        <pin num="14" name="PA4" type="bidirectional"/>
        <pin num="15" name="PA5" type="bidirectional"/>
        <pin num="16" name="PA6" type="bidirectional"/>
        <pin num="17" name="PA7" type="bidirectional"/>
        <pin num="18" name="PB0" type="bidirectional"/>
        <pin num="19" name="PB1" type="bidirectional"/>
        <pin num="20" name="PB2" type="bidirectional"/>
        <pin num="21" name="PB10" type="bidirectional"/>
        <pin num="22" name="PB11" type="bidirectional"/>
        <pin num="23" name="VSS" type="power_in"/>
        <pin num="24" name="VDD" type="power_in"/>
        <pin num="25" name="PB12" type="bidirectional"/>
        <pin num="26" name="PB13" type="bidirectional"/>
        <pin num="27" name="PB14" type="bidirectional"/>
        <pin num="28" name="PB15" type="bidirectional"/>
        <pin num="29" name="PA8" type="bidirectional"/>
        <pin num="30" name="PA9" type="bidirectional"/>
        <pin num="31" name="PA10" type="bidirectional"/>
        <pin num="32" name="PA11" type="bidirectional"/>
        <pin num="33" name="PA12" type="bidirectional"/>
        <pin num="34" name="PA13" type="bidirectional"/>
        <pin num="35" name="VSS" type="power_in"/>
        <pin num="36" name="VDD" type="power_in"/>
        <pin num="37" name="PA14" type="bidirectional"/>
        <pin num="38" name="PA15" type="bidirectional"/>
        <pin num="39" name="PB3" type="bidirectional"/>
        <pin num="40" name="PB4" type="bidirectional"/>
        <pin num="41" name="PB5" type="bidirectional"/>
        <pin num="42" name="PB6" type="bidirectional"/>
        <pin num="43" name="PB7" type="bidirectional"/>
        <pin num="44" name="BOOT0" type="input"/>
        <pin num="45" name="PB8" type="bidirectional"/>
        <pin num="46" name="PB9" type="bidirectional"/>
        <pin num="47" name="VSS" type="power_in"/>
        <pin num="48" name="VDD" type="power_in"/>
      </pins>
    </libpart>
    <libpart lib="Regulator_Linear" part="AMS1117-3.3">
      <description>1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223</description>
      <docs>http://www.advanced-monolithic.com/pdf/ds1117.pdf</docs>
      <footprints>
        <fp>SOT?223*TabPin2*</fp>
      </footprints>
      <fields>
        <field name="Reference">U</field>
        <field name="Value">AMS1117-3.3</field>
        <field name="Footprint">Package_TO_SOT_SMD:SOT-223-3_TabPin2</field>
        <field name="Datasheet">http://www.advanced-monolithic.com/pdf/ds1117.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"/>
      </pins>
    </libpart>
    <libpart lib="Switch" part="SW_Push">
      <description>Push button switch, generic, two pins</description>
      <docs>~</docs>
      <fields>
        <field name="Reference">SW</field>
        <field name="Value">SW_Push</field>
        <field name="Datasheet">~</field>
      </fields>
      <pins>
        <pin num="1" name="1" type="passive"/>
        <pin num="2" name="2" type="passive"/>
      </pins>
    </libpart>
  </libparts>
  <libraries>
    <library logical="Connector">
      <uri>/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Connector.kicad_sym</uri>
    </library>
    <library logical="Device">
      <uri>/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Device.kicad_sym</uri>
    </library>
    <library logical="MCU_ST_STM32F1">
      <uri>/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//MCU_ST_STM32F1.kicad_sym</uri>
    </library>
    <library logical="Regulator_Linear">
      <uri>/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Regulator_Linear.kicad_sym</uri>
    </library>
    <library logical="Switch">
      <uri>/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Switch.kicad_sym</uri>
    </library>
  </libraries>
  <nets>
    <net code="1" name="+3.3V">
      <node ref="C10" pin="1" pintype="passive"/>
      <node ref="C3" pin="1" pintype="passive"/>
      <node ref="C4" pin="1" pintype="passive"/>
      <node ref="C6" pin="1" pintype="passive"/>
      <node ref="C7" pin="1" pintype="passive"/>
      <node ref="C9" pin="1" pintype="passive"/>
      <node ref="D1" pin="2" pinfunction="A" pintype="passive"/>
      <node ref="J2" pin="1" pinfunction="Pin_1" pintype="passive"/>
      <node ref="J3" pin="1" pinfunction="Pin_1" pintype="passive"/>
      <node ref="L1" pin="1" pintype="passive"/>
      <node ref="R1" pin="1" pintype="passive"/>
      <node ref="R4" pin="1" pintype="passive"/>
      <node ref="U1" pin="2" pinfunction="VO" pintype="power_out"/>
      <node ref="U2" pin="1" pinfunction="VBAT" pintype="power_in"/>
      <node ref="U2" pin="24" pinfunction="VDD" pintype="power_in"/>
      <node ref="U2" pin="36" pinfunction="VDD" pintype="power_in"/>
      <node ref="U2" pin="48" pinfunction="VDD" pintype="power_in"/>
    </net>
    <net code="2" name="+3.3VA">
      <node ref="C11" pin="1" pintype="passive"/>
      <node ref="C12" pin="1" pintype="passive"/>
      <node ref="L1" pin="2" pintype="passive"/>
      <node ref="U2" pin="9" pinfunction="VDDA" pintype="power_in"/>
    </net>
    <net code="3" name="/HSE_IN">
      <node ref="C8" pin="1" pintype="passive"/>
      <node ref="U2" pin="6" pinfunction="PD1" pintype="input"/>
      <node ref="Y1" pin="2" pinfunction="2" pintype="passive"/>
    </net>
    <net code="4" name="/HSE_OUT">
      <node ref="C5" pin="1" pintype="passive"/>
      <node ref="U2" pin="5" pinfunction="PD0" pintype="input"/>
      <node ref="Y1" pin="1" pinfunction="1" pintype="passive"/>
    </net>
    <net code="5" name="BOOT0">
      <node ref="R2" pin="1" pintype="passive"/>
      <node ref="U2" pin="44" pinfunction="BOOT0" pintype="input"/>
    </net>
    <net code="6" name="GND">
      <node ref="C1" pin="2" pintype="passive"/>
      <node ref="C10" pin="2" pintype="passive"/>
      <node ref="C11" pin="2" pintype="passive"/>
      <node ref="C12" pin="2" pintype="passive"/>
      <node ref="C2" pin="2" pintype="passive"/>
      <node ref="C3" pin="2" pintype="passive"/>
      <node ref="C4" pin="2" pintype="passive"/>
      <node ref="C5" pin="2" pintype="passive"/>
      <node ref="C6" pin="2" pintype="passive"/>
      <node ref="C7" pin="2" pintype="passive"/>
      <node ref="C8" pin="2" pintype="passive"/>
      <node ref="C9" pin="2" pintype="passive"/>
      <node ref="J1" pin="5" pinfunction="GND" pintype="power_out"/>
      <node ref="J2" pin="2" pinfunction="Pin_2" pintype="passive"/>
      <node ref="J3" pin="2" pinfunction="Pin_2" pintype="passive"/>
      <node ref="R2" pin="2" pintype="passive"/>
      <node ref="R3" pin="2" pintype="passive"/>
      <node ref="R5" pin="2" pintype="passive"/>
      <node ref="SW1" pin="1" pinfunction="1" pintype="passive"/>
      <node ref="U1" pin="1" pinfunction="GND" pintype="power_in"/>
      <node ref="U2" pin="23" pinfunction="VSS" pintype="power_in"/>
      <node ref="U2" pin="35" pinfunction="VSS" pintype="power_in"/>
      <node ref="U2" pin="47" pinfunction="VSS" pintype="power_in"/>
      <node ref="U2" pin="8" pinfunction="VSSA" pintype="power_in"/>
    </net>
    <net code="7" name="NRST">
      <node ref="C1" pin="1" pintype="passive"/>
      <node ref="R1" pin="2" pintype="passive"/>
      <node ref="SW1" pin="2" pinfunction="2" pintype="passive"/>
      <node ref="U2" pin="7" pinfunction="NRST" pintype="input"/>
    </net>
    <net code="8" name="Net-(D1-Pad1)">
      <node ref="D1" pin="1" pinfunction="K" pintype="passive"/>
      <node ref="R3" pin="1" pintype="passive"/>
    </net>
    <net code="9" name="Net-(D2-Pad1)">
      <node ref="D2" pin="1" pinfunction="K" pintype="passive"/>
      <node ref="R5" pin="1" pintype="passive"/>
    </net>
    <net code="10" name="Net-(D2-Pad2)">
      <node ref="D2" pin="2" pinfunction="A" pintype="passive"/>
      <node ref="U2" pin="11" pinfunction="PA1" pintype="bidirectional"/>
    </net>
    <net code="11" name="Net-(FB1-Pad1)">
      <node ref="FB1" pin="1" pintype="passive"/>
      <node ref="J1" pin="1" pinfunction="VBUS" pintype="power_out"/>
    </net>
    <net code="12" name="PA3">
      <node ref="J3" pin="15" pinfunction="Pin_15" pintype="passive"/>
      <node ref="U2" pin="13" pinfunction="PA3" pintype="bidirectional"/>
    </net>
    <net code="13" name="PA4">
      <node ref="J3" pin="14" pinfunction="Pin_14" pintype="passive"/>
      <node ref="U2" pin="14" pinfunction="PA4" pintype="bidirectional"/>
    </net>
    <net code="14" name="PA5">
      <node ref="J3" pin="13" pinfunction="Pin_13" pintype="passive"/>
      <node ref="U2" pin="15" pinfunction="PA5" pintype="bidirectional"/>
    </net>
    <net code="15" name="PA6">
      <node ref="J3" pin="12" pinfunction="Pin_12" pintype="passive"/>
      <node ref="U2" pin="16" pinfunction="PA6" pintype="bidirectional"/>
    </net>
    <net code="16" name="PA7">
      <node ref="J3" pin="11" pinfunction="Pin_11" pintype="passive"/>
      <node ref="U2" pin="17" pinfunction="PA7" pintype="bidirectional"/>
    </net>
    <net code="17" name="PA8">
      <node ref="J3" pin="5" pinfunction="Pin_5" pintype="passive"/>
      <node ref="U2" pin="29" pinfunction="PA8" pintype="bidirectional"/>
    </net>
    <net code="18" name="PA9">
      <node ref="J3" pin="4" pinfunction="Pin_4" pintype="passive"/>
      <node ref="U2" pin="30" pinfunction="PA9" pintype="bidirectional"/>
    </net>
    <net code="19" name="PA10">
      <node ref="J3" pin="3" pinfunction="Pin_3" pintype="passive"/>
      <node ref="U2" pin="31" pinfunction="PA10" pintype="bidirectional"/>
    </net>
    <net code="20" name="PA15">
      <node ref="J2" pin="5" pinfunction="Pin_5" pintype="passive"/>
      <node ref="U2" pin="38" pinfunction="PA15" pintype="bidirectional"/>
    </net>
    <net code="21" name="PB0">
      <node ref="J3" pin="10" pinfunction="Pin_10" pintype="passive"/>
      <node ref="U2" pin="18" pinfunction="PB0" pintype="bidirectional"/>
    </net>
    <net code="22" name="PB1">
      <node ref="J3" pin="9" pinfunction="Pin_9" pintype="passive"/>
      <node ref="U2" pin="19" pinfunction="PB1" pintype="bidirectional"/>
    </net>
    <net code="23" name="PB2">
      <node ref="J3" pin="8" pinfunction="Pin_8" pintype="passive"/>
      <node ref="U2" pin="20" pinfunction="PB2" pintype="bidirectional"/>
    </net>
    <net code="24" name="PB4">
      <node ref="J2" pin="7" pinfunction="Pin_7" pintype="passive"/>
      <node ref="U2" pin="40" pinfunction="PB4" pintype="bidirectional"/>
    </net>
    <net code="25" name="PB5">
      <node ref="J2" pin="8" pinfunction="Pin_8" pintype="passive"/>
      <node ref="U2" pin="41" pinfunction="PB5" pintype="bidirectional"/>
    </net>
    <net code="26" name="PB6">
      <node ref="J2" pin="9" pinfunction="Pin_9" pintype="passive"/>
      <node ref="U2" pin="42" pinfunction="PB6" pintype="bidirectional"/>
    </net>
    <net code="27" name="PB7">
      <node ref="J2" pin="10" pinfunction="Pin_10" pintype="passive"/>
      <node ref="U2" pin="43" pinfunction="PB7" pintype="bidirectional"/>
    </net>
    <net code="28" name="PB8">
      <node ref="J2" pin="11" pinfunction="Pin_11" pintype="passive"/>
      <node ref="U2" pin="45" pinfunction="PB8" pintype="bidirectional"/>
    </net>
    <net code="29" name="PB9">
      <node ref="J2" pin="12" pinfunction="Pin_12" pintype="passive"/>
      <node ref="U2" pin="46" pinfunction="PB9" pintype="bidirectional"/>
    </net>
    <net code="30" name="PB10">
      <node ref="J3" pin="7" pinfunction="Pin_7" pintype="passive"/>
      <node ref="U2" pin="21" pinfunction="PB10" pintype="bidirectional"/>
    </net>
    <net code="31" name="PB11">
      <node ref="J3" pin="6" pinfunction="Pin_6" pintype="passive"/>
      <node ref="U2" pin="22" pinfunction="PB11" pintype="bidirectional"/>
    </net>
    <net code="32" name="PC13">
      <node ref="J2" pin="13" pinfunction="Pin_13" pintype="passive"/>
      <node ref="U2" pin="2" pinfunction="PC13" pintype="bidirectional"/>
    </net>
    <net code="33" name="PC14">
      <node ref="J2" pin="14" pinfunction="Pin_14" pintype="passive"/>
      <node ref="U2" pin="3" pinfunction="PC14" pintype="bidirectional"/>
    </net>
    <net code="34" name="PC15">
      <node ref="J2" pin="15" pinfunction="Pin_15" pintype="passive"/>
      <node ref="U2" pin="4" pinfunction="PC15" pintype="bidirectional"/>
    </net>
    <net code="35" name="SWCLK">
      <node ref="J2" pin="4" pinfunction="Pin_4" pintype="passive"/>
      <node ref="U2" pin="37" pinfunction="PA14" pintype="bidirectional"/>
    </net>
    <net code="36" name="SWDIO">
      <node ref="J2" pin="3" pinfunction="Pin_3" pintype="passive"/>
      <node ref="U2" pin="34" pinfunction="PA13" pintype="bidirectional"/>
    </net>
    <net code="37" name="SWO">
      <node ref="J2" pin="6" pinfunction="Pin_6" pintype="passive"/>
      <node ref="U2" pin="39" pinfunction="PB3" pintype="bidirectional"/>
    </net>
    <net code="38" name="USB_D+">
      <node ref="J1" pin="3" pinfunction="D+" pintype="bidirectional"/>
      <node ref="R4" pin="2" pintype="passive"/>
      <node ref="U2" pin="33" pinfunction="PA12" pintype="bidirectional"/>
    </net>
    <net code="39" name="USB_D-">
      <node ref="J1" pin="2" pinfunction="D-" pintype="bidirectional"/>
      <node ref="U2" pin="32" pinfunction="PA11" pintype="bidirectional"/>
    </net>
    <net code="40" name="VCC">
      <node ref="C2" pin="1" pintype="passive"/>
      <node ref="FB1" pin="2" pintype="passive"/>
      <node ref="U1" pin="3" pinfunction="VI" pintype="power_in"/>
    </net>
    <net code="41" name="unconnected-(J1-Pad4)">
      <node ref="J1" pin="4" pinfunction="ID" pintype="passive+no_connect"/>
    </net>
    <net code="42" name="unconnected-(J1-Pad6)">
      <node ref="J1" pin="6" pinfunction="Shield" pintype="passive+no_connect"/>
    </net>
    <net code="43" name="unconnected-(U2-Pad10)">
      <node ref="U2" pin="10" pinfunction="PA0" pintype="bidirectional+no_connect"/>
    </net>
    <net code="44" name="unconnected-(U2-Pad12)">
      <node ref="U2" pin="12" pinfunction="PA2" pintype="bidirectional+no_connect"/>
    </net>
    <net code="45" name="unconnected-(U2-Pad25)">
      <node ref="U2" pin="25" pinfunction="PB12" pintype="bidirectional+no_connect"/>
    </net>
    <net code="46" name="unconnected-(U2-Pad26)">
      <node ref="U2" pin="26" pinfunction="PB13" pintype="bidirectional+no_connect"/>
    </net>
    <net code="47" name="unconnected-(U2-Pad27)">
      <node ref="U2" pin="27" pinfunction="PB14" pintype="bidirectional+no_connect"/>
    </net>
    <net code="48" name="unconnected-(U2-Pad28)">
      <node ref="U2" pin="28" pinfunction="PB15" pintype="bidirectional+no_connect"/>
    </net>
  </nets>
</export>