<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.6.0">
<drawing>
<board>
<plain>
<wire x1="-0.104" y1="0.091" x2="55.568" y2="0.037" width="0" layer="20"/>
<wire x1="55.568" y1="0.037" x2="55.5458" y2="55.1827" width="0" layer="20"/>
<wire x1="55.5458" y1="55.1827" x2="42.9374" y2="67.8976" width="0" layer="20" curve="90.276897"/>
<wire x1="42.9374" y1="67.8976" x2="12.6369" y2="67.9521" width="0" layer="20"/>
<wire x1="12.6369" y1="67.9521" x2="-0.1262" y2="55.2746" width="0" layer="20" curve="89.802816"/>
<wire x1="-0.1262" y1="55.2746" x2="-0.104" y2="0.091" width="0" layer="20"/>
<text>Minty MP3 v1.1</text>
<text>ladyada@mit.edu</text>
</plain>
<libraries>
<library name="st-microelectronics">
<packages>
<package name="SO28W">
<description>&lt;b&gt;SMALL OUTLINE INTEGRATED CIRCUIT&lt;/b&gt;&lt;p&gt;
wide body 7.5 mm/JEDEC MO-119AB</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="C1206">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
<package name="PANASONIC_A">
<description>&lt;b&gt;Panasonic Aluminium Electrolytic Capacitor VS-Serie Package A&lt;/b&gt;</description>
</package>
<package name="PANASONIC_D">
<description>&lt;b&gt;Panasonic Aluminium Electrolytic Capacitor VS-Serie Package D&lt;/b&gt;</description>
</package>
<package name="R1210">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
<package name="PANASONIC_B">
<description>&lt;b&gt;Panasonic Aluminium Electrolytic Capacitor VS-Serie Package B&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="crystal">
<packages>
<package name="HC49UP">
<description>&lt;b&gt;CRYSTAL&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="pinhead">
<packages>
<package name="1X02">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X01">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X03">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="microchip">
<packages>
<package name="TQFP44">
<description>&lt;b&gt;Thin Quad Flat Pack&lt;/b&gt;&lt;p&gt;
package type TQ</description>
</package>
</packages>
</library>
<library name="mp3">
<packages>
<package name="SO08">
</package>
<package name="CDH53">
</package>
<package name="SO16">
</package>
<package name="SOT23-6">
</package>
<package name="TPC_SCAN">
</package>
<package name="SLIDESWITCH">
</package>
<package name="COMPACTFLASH">
</package>
<package name="SJ-3523-MODIFIED">
</package>
<package name="B3F-31XX-MODIFIED">
<description>&lt;b&gt;OMRON SWITCH&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="diode">
<packages>
<package name="DO35-7">
<description>&lt;B&gt;DIODE&lt;/B&gt;&lt;p&gt;
diameter 2 mm, horizontal, grid 7.62 mm</description>
</package>
<package name="DO35-10">
<description>&lt;B&gt;DIODE&lt;/B&gt;&lt;p&gt;
diameter 2 mm, horizontal, grid 10.16 mm</description>
</package>
</packages>
</library>
<library name="led">
<packages>
<package name="LED3MM">
<description>&lt;B&gt;LED&lt;/B&gt;&lt;p&gt;
3 mm, round</description>
</package>
</packages>
</library>
<library name="pot">
<packages>
<package name="ECP10P">
<description>&lt;b&gt;POTENTIOMETER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="inductor-neosid">
<packages>
<package name="SM-1206">
<description>SMD CHIP &lt;B&gt;INDUCTOR&lt;/B&gt;&lt;p&gt;
body 1206</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="st-microelectronics" package="SO28W" value="STA013S">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="OC_NEWARK" value="57P0489"/>
<attribute name="MPN" value="STA013$"/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="C1" library="rcl" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="rcl" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="rcl" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="rcl" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="rcl" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="rcl" package="R1206" value="4.7">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="rcl" package="R1206" value="4.7">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q1" library="crystal" package="HC49UP" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="C6" library="rcl" package="C1206" value="16pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="rcl" package="C1206" value="16pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC4" library="microchip" package="TQFP44" value="PIC16F877PT">
<attribute name="NAME"/>
<attribute name="OC_NEWARK" value="23C5094"/>
<attribute name="MPN" value="PIC16F877-04/PQ"/>
<attribute name="MF" value="MICROCHIP"/>
<attribute name="OC_FARNELL" value="9761411"/>
</element>
<element name="U$1" library="mp3" package="SO08" value="MAX756SOIC">
<attribute name="NAME"/>
</element>
<element name="L1" library="mp3" package="CDH53" value="SUMIDA-35CDH">
<attribute name="NAME"/>
</element>
<element name="D1" library="diode" package="DO35-7" value="1N5817">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="rcl" package="PANASONIC_D" value="100uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C9" library="rcl" package="PANASONIC_D" value="100uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C10" library="rcl" package="C1206" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="BATTLOW" library="led" package="LED3MM" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="rcl" package="R1206" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D2" library="diode" package="DO35-10" value="1N4148">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q2" library="crystal" package="HC49UP" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="C11" library="rcl" package="C1206" value="16pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="rcl" package="C1206" value="16pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP3" library="pinhead" package="1X02" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$4" library="mp3" package="SO16" value="CS4340A">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="rcl" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C14" library="rcl" package="PANASONIC_B" value="33uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C15" library="rcl" package="PANASONIC_B" value="33uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="rcl" package="R1206" value="10k">
<attribute name="VALUE"/>
</element>
<element name="R5" library="rcl" package="R1206" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="rcl" package="R1206" value="10">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="rcl" package="R1206" value="10">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C16" library="rcl" package="PANASONIC_A" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C17" library="rcl" package="PANASONIC_A" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C18" library="rcl" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C19" library="rcl" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C20" library="rcl" package="PANASONIC_A" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="HEADPHONE" library="mp3" package="SJ-3523-MODIFIED" value="STEREOJACKSMDMOD"/>
<element name="C21" library="rcl" package="C1206" value=".47uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C22" library="rcl" package="C1206" value=".47uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="L2" library="rcl" package="R1210" value="330uH">
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<attribute name="VALUE"/>
</element>
<element name="C23" library="rcl" package="C1206" value="22pF">
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<attribute name="VALUE"/>
</element>
<element name="C24" library="rcl" package="C1206" value="4700pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="rcl" package="R1206" value="1K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$5" library="mp3" package="COMPACTFLASH" value="MOLEX-CF-ADAPTOR50P">
<attribute name="NAME"/>
</element>
<element name="R17" library="rcl" package="R1206" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R9" library="rcl" package="R1206" value="10K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="rcl" package="R1206" value="1M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$9" library="mp3" package="SOT23-6" value="MAX260X"/>
<element name="R11" library="rcl" package="R1206" value="22K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="rcl" package="R1206" value="22K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R13" library="rcl" package="R1206" value="270">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="rcl" package="R1206" value="4.7k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R15" library="rcl" package="R1206" value="1K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="rcl" package="R1206" value="1K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C25" library="rcl" package="C1206" value="1000pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C26" library="rcl" package="C1206" value=".01uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C27" library="rcl" package="PANASONIC_B" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R18" library="pot" package="ECP10P" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C28" library="rcl" package="C1206" value=".47uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
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<element name="R19" library="rcl" package="R1206" value="">
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<attribute name="VALUE"/>
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<element name="C29" library="rcl" package="C1206" value="">
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<element name="L3" library="inductor-neosid" package="SM-1206" value="390nH">
<attribute name="NAME"/>
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<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="ANT" library="pinhead" package="1X01" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP1" library="pinhead" package="1X03" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$3" library="mp3" package="TPC_SCAN" value="TPC_SWITCH"/>
<element name="U$2" library="mp3" package="SLIDESWITCH" value="SLIDE_SW"/>
<element name="R20" library="rcl" package="R1206" value="10K"/>
<element name="S1" library="mp3" package="B3F-31XX-MODIFIED" value="31-XXMOD"/>
<element name="S2" library="mp3" package="B3F-31XX-MODIFIED" value="31-XXMOD"/>
<element name="S3" library="mp3" package="B3F-31XX-MODIFIED" value="31-XXMOD"/>
<element name="S4" library="mp3" package="B3F-31XX-MODIFIED" value="31-XXMOD"/>
<element name="FM_SWITCH" library="mp3" package="SLIDESWITCH" value="SLIDE_SW"/>
</elements>
<signals>
<signal name="N$6">
<contactref element="C1" pad="1"/>
<contactref element="IC1" pad="17"/>
<contactref element="R2" pad="1"/>
</signal>
<signal name="N$7">
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<contactref element="C1" pad="2"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="GND">
<contactref element="R1" pad="1"/>
<contactref element="IC1" pad="15"/>
<contactref element="IC1" pad="13"/>
<contactref element="IC1" pad="2"/>
<contactref element="IC1" pad="22"/>
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<contactref element="C6" pad="2"/>
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<contactref element="U$1" pad="7"/>
<contactref element="C10" pad="2"/>
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<contactref element="C12" pad="2"/>
<contactref element="IC4" pad="29"/>
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<contactref element="JP3" pad="1"/>
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<contactref element="C19" pad="2"/>
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<contactref element="C21" pad="2"/>
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<contactref element="U$5" pad="1"/>
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<contactref element="U$5" pad="17"/>
<contactref element="HEADPHONE" pad="S"/>
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<contactref element="L3" pad="2"/>
<contactref element="C11" pad="2"/>
<contactref element="U$2" pad="P$1"/>
</signal>
<signal name="VCC">
<contactref element="R2" pad="2"/>
<contactref element="IC1" pad="1"/>
<contactref element="IC1" pad="23"/>
<contactref element="IC1" pad="16"/>
<contactref element="IC1" pad="14"/>
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<contactref element="D2" pad="A"/>
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<contactref element="U$5" pad="44"/>
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<contactref element="U$5" pad="13"/>
<contactref element="U$5" pad="38"/>
<contactref element="R20" pad="2"/>
<contactref element="FM_SWITCH" pad="P$2"/>
</signal>
<signal name="STA_SCLK">
<contactref element="IC1" pad="6"/>
<contactref element="IC4" pad="32"/>
</signal>
<signal name="D4">
<contactref element="IC4" pad="2"/>
<contactref element="U$5" pad="3"/>
</signal>
<signal name="D5">
<contactref element="IC4" pad="3"/>
<contactref element="U$5" pad="4"/>
</signal>
<signal name="D6">
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<contactref element="U$5" pad="5"/>
</signal>
<signal name="D7">
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<contactref element="U$5" pad="6"/>
</signal>
<signal name="D0">
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<signal name="D2">
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<contactref element="U$5" pad="23"/>
</signal>
<signal name="A0">
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</signal>
<signal name="A1">
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</signal>
<signal name="A2">
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<contactref element="U$5" pad="18"/>
</signal>
<signal name="D1">
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<contactref element="U$5" pad="22"/>
</signal>
<signal name="*CE1">
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</signal>
<signal name="*OE">
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</signal>
<signal name="*WE">
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</signal>
<signal name="RDY">
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</signal>
<signal name="D3">
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<contactref element="U$5" pad="2"/>
</signal>
<signal name="CD1">
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<contactref element="R17" pad="1"/>
</signal>
<signal name="RX">
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<contactref element="JP1" pad="2"/>
<contactref element="IC4" pad="17"/>
<contactref element="S2" pad="2"/>
</signal>
<signal name="TX">
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<contactref element="JP1" pad="3"/>
<contactref element="IC4" pad="16"/>
<contactref element="S1" pad="2"/>
</signal>
<signal name="STA_SDA">
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<contactref element="R9" pad="1"/>
</signal>
<signal name="STA_SDI">
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<contactref element="IC4" pad="35"/>
</signal>
<signal name="STA_SCL">
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<contactref element="IC4" pad="36"/>
</signal>
<signal name="N$9">
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<contactref element="U$1" pad="8"/>
<contactref element="L1" pad="P$2"/>
</signal>
<signal name="N$18">
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<contactref element="U$1" pad="3"/>
</signal>
<signal name="N$19">
<contactref element="R3" pad="1"/>
<contactref element="BATTLOW" pad="A"/>
</signal>
<signal name="N$20">
<contactref element="BATTLOW" pad="K"/>
<contactref element="U$1" pad="4"/>
</signal>
<signal name="/RESET">
<contactref element="IC1" pad="26"/>
<contactref element="U$4" pad="1"/>
<contactref element="IC4" pad="19"/>
</signal>
<signal name="MCLR">
<contactref element="D2" pad="C"/>
<contactref element="IC4" pad="18"/>
<contactref element="JP1" pad="1"/>
</signal>
<signal name="N$22">
<contactref element="Q2" pad="1"/>
<contactref element="C11" pad="1"/>
<contactref element="IC4" pad="30"/>
</signal>
<signal name="N$23">
<contactref element="Q2" pad="2"/>
<contactref element="C12" pad="1"/>
<contactref element="IC4" pad="31"/>
</signal>
<signal name="MP3DATA">
<contactref element="IC1" pad="28"/>
<contactref element="IC4" pad="23"/>
<contactref element="R20" pad="1"/>
</signal>
<signal name="N$10">
<contactref element="IC1" pad="9"/>
<contactref element="U$4" pad="2"/>
</signal>
<signal name="N$11">
<contactref element="IC1" pad="10"/>
<contactref element="U$4" pad="3"/>
</signal>
<signal name="N$12">
<contactref element="IC1" pad="11"/>
<contactref element="U$4" pad="4"/>
</signal>
<signal name="N$13">
<contactref element="U$4" pad="5"/>
<contactref element="IC1" pad="12"/>
</signal>
<signal name="N$17">
<contactref element="C15" pad="+"/>
<contactref element="U$4" pad="15"/>
</signal>
<signal name="N$24">
<contactref element="U$4" pad="12"/>
<contactref element="C14" pad="+"/>
</signal>
<signal name="N$25">
<contactref element="C14" pad="-"/>
<contactref element="R4" pad="2"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="N$26">
<contactref element="C15" pad="-"/>
<contactref element="R5" pad="1"/>
<contactref element="R6" pad="2"/>
</signal>
<signal name="N$29">
<contactref element="C18" pad="1"/>
<contactref element="C17" pad="+"/>
<contactref element="U$4" pad="9"/>
</signal>
<signal name="N$30">
<contactref element="C20" pad="+"/>
<contactref element="C19" pad="1"/>
<contactref element="U$4" pad="10"/>
</signal>
<signal name="N$21">
<contactref element="U$4" pad="14"/>
<contactref element="C13" pad="1"/>
<contactref element="C16" pad="+"/>
<contactref element="L2" pad="1"/>
</signal>
<signal name="N$32">
<contactref element="R8" pad="1"/>
<contactref element="C24" pad="1"/>
</signal>
<signal name="N$33">
<contactref element="R8" pad="2"/>
<contactref element="IC1" pad="19"/>
<contactref element="C23" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="C6" pad="1"/>
<contactref element="Q1" pad="2"/>
<contactref element="IC1" pad="21"/>
<contactref element="R10" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="C7" pad="1"/>
<contactref element="Q1" pad="1"/>
<contactref element="IC1" pad="20"/>
<contactref element="R10" pad="1"/>
</signal>
<signal name="N$8">
<contactref element="U$1" pad="5"/>
<contactref element="C9" pad="+"/>
<contactref element="L1" pad="P$1"/>
<contactref element="JP3" pad="2"/>
</signal>
<signal name="S$1">
</signal>
<signal name="BUTTON1">
<contactref element="IC4" pad="11"/>
<contactref element="S4" pad="2"/>
</signal>
<signal name="N$5">
<contactref element="IC4" pad="14"/>
<contactref element="U$3" pad="P$3"/>
</signal>
<signal name="N$16">
<contactref element="IC4" pad="15"/>
<contactref element="S3" pad="2"/>
</signal>
<signal name="N$31">
<contactref element="U$9" pad="P$3"/>
<contactref element="R13" pad="2"/>
<contactref element="C29" pad="1"/>
</signal>
<signal name="N$35">
<contactref element="U$9" pad="P$6"/>
<contactref element="R15" pad="1"/>
<contactref element="C25" pad="1"/>
</signal>
<signal name="N$36">
<contactref element="U$9" pad="P$4"/>
<contactref element="R16" pad="2"/>
</signal>
<signal name="N$38">
<contactref element="R12" pad="2"/>
<contactref element="R11" pad="2"/>
<contactref element="R19" pad="2"/>
<contactref element="C28" pad="1"/>
</signal>
<signal name="N$39">
<contactref element="C27" pad="+"/>
<contactref element="R14" pad="1"/>
<contactref element="R18" pad="A"/>
</signal>
<signal name="N$40">
<contactref element="R13" pad="1"/>
<contactref element="C28" pad="2"/>
<contactref element="R18" pad="S"/>
</signal>
<signal name="N$42">
<contactref element="U$9" pad="P$1"/>
<contactref element="L3" pad="1"/>
</signal>
<signal name="ANTENNA">
<contactref element="C25" pad="2"/>
<contactref element="ANT" pad="1"/>
</signal>
<signal name="N$28">
<contactref element="R11" pad="1"/>
<contactref element="R6" pad="1"/>
<contactref element="C22" pad="2"/>
<contactref element="HEADPHONE" pad="R"/>
</signal>
<signal name="N$37">
<contactref element="R12" pad="1"/>
<contactref element="R7" pad="1"/>
<contactref element="C21" pad="1"/>
<contactref element="HEADPHONE" pad="T"/>
</signal>
<signal name="N$14">
<contactref element="IC4" pad="9"/>
<contactref element="U$3" pad="P$1"/>
</signal>
<signal name="BIT_EN">
<contactref element="IC1" pad="7"/>
<contactref element="IC4" pad="42"/>
</signal>
<signal name="N$43">
<contactref element="U$3" pad="P$2"/>
<contactref element="U$3" pad="P$0"/>
<contactref element="U$2" pad="P$2"/>
<contactref element="S1" pad="1"/>
<contactref element="S2" pad="1"/>
<contactref element="S3" pad="1"/>
<contactref element="S4" pad="1"/>
</signal>
<signal name="RESET">
<contactref element="U$5" pad="41"/>
<contactref element="IC4" pad="24"/>
</signal>
<signal name="N$2">
<contactref element="R15" pad="2"/>
<contactref element="U$9" pad="P$5"/>
<contactref element="R14" pad="2"/>
<contactref element="FM_SWITCH" pad="P$3"/>
<contactref element="R16" pad="1"/>
<contactref element="C26" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
