<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.6.2">
  <drawing>
    <settings><setting alwaysvectorfont="no"/><setting verticaltext="up"/></settings>
    <grid distance="0.1" unitdist="mm" unit="mm" style="lines" multiple="1" display="yes" altdistance="0.05" altunitdist="mm" altunit="mm"/>
    <layers>
      <layer number="1" name="Top" color="4" fill="1" visible="yes" active="yes"/>
      <layer number="16" name="Bottom" color="1" fill="1" visible="yes" active="yes"/>
      <layer number="17" name="Pads" color="2" fill="1" visible="yes" active="yes"/>
      <layer number="18" name="Vias" color="2" fill="1" visible="yes" active="yes"/>
      <layer number="21" name="tPlace" color="7" fill="1" visible="yes" active="yes"/>
      <layer number="25" name="tNames" color="7" fill="1" visible="yes" active="yes"/>
      <layer number="27" name="tValues" color="7" fill="1" visible="yes" active="yes"/>
      <layer number="29" name="tStop" color="7" fill="3" visible="no" active="yes"/>
      <layer number="31" name="tCream" color="7" fill="4" visible="no" active="yes"/>
      <layer number="39" name="tKeepout" color="4" fill="11" visible="yes" active="yes"/>
      <layer number="41" name="tRestrict" color="4" fill="10" visible="yes" active="yes"/>
      <layer number="51" name="tDocu" color="7" fill="1" visible="yes" active="yes"/>
      <layer number="94" name="Symbols" color="4" fill="1" visible="yes" active="yes"/>
      <layer number="95" name="Names" color="7" fill="1" visible="yes" active="yes"/>
      <layer number="96" name="Values" color="7" fill="1" visible="yes" active="yes"/>
    </layers>
    <library>
      <packages>
        <package name="C18221627_QFN-28_4X4">
          <description>CH347F — Clean-Room IPC-7351B / JEDEC MO-220 (QFN-28)</description>
          <smd name="1" x="-1.95" y="1.5" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="2" x="-1.95" y="1.0" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="3" x="-1.95" y="0.5" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="4" x="-1.95" y="0.0" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="5" x="-1.95" y="-0.5" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="6" x="-1.95" y="-1.0" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="7" x="-1.95" y="-1.5" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="8" x="-1.5" y="-1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="9" x="-1.0" y="-1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="10" x="-0.5" y="-1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="11" x="0.0" y="-1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="12" x="0.5" y="-1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="13" x="1.0" y="-1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="14" x="1.5" y="-1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="15" x="1.95" y="-1.5" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="16" x="1.95" y="-1.0" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="17" x="1.95" y="-0.5" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="18" x="1.95" y="0.0" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="19" x="1.95" y="0.5" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="20" x="1.95" y="1.0" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="21" x="1.95" y="1.5" dx="0.8" dy="0.28" layer="1" roundness="25"/>
          <smd name="22" x="1.5" y="1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="23" x="1.0" y="1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="24" x="0.5" y="1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="25" x="0.0" y="1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="26" x="-0.5" y="1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="27" x="-1.0" y="1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="28" x="-1.5" y="1.95" dx="0.28" dy="0.8" layer="1" roundness="25"/>
          <smd name="29" x="0.0" y="0.0" dx="2.7" dy="2.7" layer="1" cream="no"/>
          <rectangle x1="-1.198" y1="-1.198" x2="-0.152" y2="-0.152" layer="31"/>
          <rectangle x1="-1.198" y1="0.152" x2="-0.152" y2="1.198" layer="31"/>
          <rectangle x1="0.152" y1="-1.198" x2="1.198" y2="-0.152" layer="31"/>
          <rectangle x1="0.152" y1="0.152" x2="1.198" y2="1.198" layer="31"/>
          <circle x="-2.8" y="1.5" radius="0.18" width="0" layer="21"/>
          <wire x1="-2.6" y1="-2.6" x2="2.6" y2="-2.6" width="0.05" layer="39"/>
          <wire x1="2.6" y1="-2.6" x2="2.6" y2="2.6" width="0.05" layer="39"/>
          <wire x1="2.6" y1="2.6" x2="-2.6" y2="2.6" width="0.05" layer="39"/>
          <wire x1="-2.6" y1="2.6" x2="-2.6" y2="-2.6" width="0.05" layer="39"/>
          <text x="-2.6" y="3.2" size="1.0" layer="25">&gt;NAME</text>
          <text x="-2.6" y="-4.2" size="1.0" layer="27">&gt;VALUE</text>
        </package>
      </packages>
      <symbols>
        <symbol name="CH347F_SYM">
          <wire x1="-15.24" y1="-20.32" x2="15.24" y2="-20.32" width="0.254" layer="94"/>
          <wire x1="15.24" y1="-20.32" x2="15.24" y2="20.32" width="0.254" layer="94"/>
          <wire x1="15.24" y1="20.32" x2="-15.24" y2="20.32" width="0.254" layer="94"/>
          <wire x1="-15.24" y1="20.32" x2="-15.24" y2="-20.32" width="0.254" layer="94"/>
          <text x="-15.24" y="21.59" size="1.778" layer="95">&gt;NAME</text>
          <text x="-15.24" y="-22.86" size="1.778" layer="96">&gt;VALUE</text>
          <pin name="XI" x="-20.32" y="17.78" length="middle" direction="io"/>
          <pin name="CTS1" x="-20.32" y="15.24" length="middle" direction="io"/>
          <pin name="TXD1" x="-20.32" y="12.7" length="middle" direction="io"/>
          <pin name="RXD1" x="-20.32" y="10.16" length="middle" direction="io"/>
          <pin name="SCS0" x="-20.32" y="7.62" length="middle" direction="io"/>
          <pin name="SCK" x="-20.32" y="5.08" length="middle" direction="io"/>
          <pin name="TDO" x="-20.32" y="2.54" length="middle" direction="io"/>
          <pin name="TDI" x="-20.32" y="0.0" length="middle" direction="io"/>
          <pin name="SCS1" x="-20.32" y="-2.54" length="middle" direction="io"/>
          <pin name="DTR1/TNOW1" x="-20.32" y="-5.08" length="middle" direction="io"/>
          <pin name="RI0/GPIO3" x="-20.32" y="-7.62" length="middle" direction="io"/>
          <pin name="TMS_GPIO" x="-20.32" y="-10.16" length="middle" direction="io"/>
          <pin name="RTS1" x="-20.32" y="-12.7" length="middle" direction="io"/>
          <pin name="SCK_14" x="-20.32" y="-15.24" length="middle" direction="io"/>
          <pin name="ACT" x="-20.32" y="-17.78" length="middle" direction="io"/>
          <pin name="MOSI" x="20.32" y="-17.78" length="middle" direction="io" rot="R180"/>
          <pin name="CTS0" x="20.32" y="-15.24" length="middle" direction="io" rot="R180"/>
          <pin name="RTS0" x="20.32" y="-12.7" length="middle" direction="io" rot="R180"/>
          <pin name="TXD0" x="20.32" y="-10.16" length="middle" direction="io" rot="R180"/>
          <pin name="GND" x="20.32" y="-7.62" length="middle" direction="io" rot="R180"/>
          <pin name="VCC" x="20.32" y="-5.08" length="middle" direction="io" rot="R180"/>
          <pin name="RXD0" x="20.32" y="-2.54" length="middle" direction="io" rot="R180"/>
          <pin name="SWDCLK" x="20.32" y="0.0" length="middle" direction="io" rot="R180"/>
          <pin name="GPIO5" x="20.32" y="2.54" length="middle" direction="io" rot="R180"/>
          <pin name="GPIO6" x="20.32" y="5.08" length="middle" direction="io" rot="R180"/>
          <pin name="SWDIO" x="20.32" y="7.62" length="middle" direction="io" rot="R180"/>
          <pin name="UD-" x="20.32" y="10.16" length="middle" direction="io" rot="R180"/>
          <pin name="UD+" x="20.32" y="12.7" length="middle" direction="io" rot="R180"/>
          <pin name="PAD" x="20.32" y="15.24" length="middle" direction="io" rot="R180"/>
        </symbol>
      </symbols>
      <devicesets>
        <deviceset name="CH347F" prefix="U">
          <gates>
            <gate name="G$1" symbol="CH347F_SYM" x="0" y="0"/>
          </gates>
          <devices>
            <device name="" package="C18221627_QFN-28_4X4">
              <connects>
                <connect gate="G$1" pin="XI" pad="1"/>
                <connect gate="G$1" pin="CTS1" pad="2"/>
                <connect gate="G$1" pin="TXD1" pad="3"/>
                <connect gate="G$1" pin="RXD1" pad="4"/>
                <connect gate="G$1" pin="SCS0" pad="5"/>
                <connect gate="G$1" pin="SCK" pad="6"/>
                <connect gate="G$1" pin="TDO" pad="7"/>
                <connect gate="G$1" pin="TDI" pad="8"/>
                <connect gate="G$1" pin="SCS1" pad="9"/>
                <connect gate="G$1" pin="DTR1/TNOW1" pad="10"/>
                <connect gate="G$1" pin="RI0/GPIO3" pad="11"/>
                <connect gate="G$1" pin="TMS_GPIO" pad="12"/>
                <connect gate="G$1" pin="RTS1" pad="13"/>
                <connect gate="G$1" pin="SCK_14" pad="14"/>
                <connect gate="G$1" pin="ACT" pad="15"/>
                <connect gate="G$1" pin="MOSI" pad="16"/>
                <connect gate="G$1" pin="CTS0" pad="17"/>
                <connect gate="G$1" pin="RTS0" pad="18"/>
                <connect gate="G$1" pin="TXD0" pad="19"/>
                <connect gate="G$1" pin="GND" pad="20"/>
                <connect gate="G$1" pin="VCC" pad="21"/>
                <connect gate="G$1" pin="RXD0" pad="22"/>
                <connect gate="G$1" pin="SWDCLK" pad="23"/>
                <connect gate="G$1" pin="GPIO5" pad="24"/>
                <connect gate="G$1" pin="GPIO6" pad="25"/>
                <connect gate="G$1" pin="SWDIO" pad="26"/>
                <connect gate="G$1" pin="UD-" pad="27"/>
                <connect gate="G$1" pin="UD+" pad="28"/>
                <connect gate="G$1" pin="PAD" pad="29"/>
              </connects>
            </device>
          </devices>
        </deviceset>
      </devicesets>
    </library>
  </drawing>
</eagle>
