<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.7.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="50.390625" y2="0" width="0" layer="20"/>
<wire x1="50.390625" y1="0" x2="52.2861" y2="28.93965" width="0" layer="20"/>
<wire x1="52.2861" y1="28.93965" x2="-0.0889" y2="28.93965" width="0" layer="20"/>
<wire x1="-0.0889" y1="28.93965" x2="0" y2="0" width="0" layer="20"/>
</plain>
<libraries>
<library name="fab-library">
<packages>
<package name="C1206">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="SOT23">
<description>&lt;b&gt;SOT 23&lt;/b&gt;</description>
</package>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
<package name="SOIC8">
<description>&lt;B&gt;Wide Plastic Gull Wing Small Outline Package&lt;/B&gt;</description>
</package>
<package name="1X06SMD">
</package>
<package name="2X03SMD">
</package>
<package name="CSP-4PIN">
<description>Knowles SPU0414HR5H-SB

MEMS microphone, SiSonic series</description>
</package>
<package name="C1206FAB">
</package>
<package name="LED1206FAB">
<description>LED1206 FAB style (smaller pads to allow trace between)</description>
</package>
<package name="R1206FAB">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C3" library="fab-library" package="C1206" value="CAP-US1206"/>
<element name="C4" library="fab-library" package="C1206" value="CAP-US1206"/>
<element name="C5" library="fab-library" package="C1206" value="CAP-US1206"/>
<element name="IC1" library="fab-library" package="SOT23" value="3.3V"/>
<element name="R1" library="fab-library" package="R1206" value=""/>
<element name="R2" library="fab-library" package="R1206" value=""/>
<element name="U$1" library="fab-library" package="SOIC8" value="ATTINY45SI"/>
<element name="U$2" library="fab-library" package="1X06SMD" value="FTDI-SMD-HEADER"/>
<element name="U$3" library="fab-library" package="2X03SMD" value="AVRISPSMD"/>
<element name="U$4" library="fab-library" package="CSP-4PIN" value="MEMS_MIC_SPU0414HR5H-SB"/>
<element name="C2" library="fab-library" package="C1206FAB" value="CAP-US1206FAB"/>
<element name="U$5" library="fab-library" package="LED1206FAB" value="LEDFAB1206"/>
<element name="R3" library="fab-library" package="R1206FAB" value=""/>
<element name="R4" library="fab-library" package="R1206FAB" value=""/>
</elements>
<signals>
<signal name="VCC">
<contactref element="U$2" pad="3"/>
<contactref element="IC1" pad="2"/>
</signal>
<signal name="SCK">
<contactref element="U$1" pad="7"/>
<contactref element="U$3" pad="3"/>
<contactref element="U$2" pad="5"/>
</signal>
<signal name="MISO">
<contactref element="U$1" pad="6"/>
<contactref element="U$3" pad="1"/>
</signal>
<signal name="MOSI">
<contactref element="U$1" pad="5"/>
<contactref element="U$3" pad="4"/>
</signal>
<signal name="OUT">
<contactref element="U$1" pad="3"/>
<contactref element="R1" pad="2"/>
<contactref element="U$4" pad="P$4"/>
<contactref element="R1" pad="1"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="GND">
<contactref element="U$3" pad="6"/>
<contactref element="U$1" pad="4"/>
<contactref element="U$2" pad="1"/>
<contactref element="IC1" pad="3"/>
<contactref element="U$4" pad="P$2"/>
<contactref element="C4" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="U$2" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="U$2" pad="4"/>
</signal>
<signal name="N$9">
<contactref element="U$2" pad="6"/>
</signal>
<signal name="GAIN">
<contactref element="U$4" pad="P$3"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="RST">
<contactref element="U$1" pad="1"/>
<contactref element="R2" pad="1"/>
<contactref element="U$3" pad="5"/>
</signal>
<signal name="V3.3V">
<contactref element="R2" pad="2"/>
<contactref element="C5" pad="1"/>
<contactref element="IC1" pad="1"/>
<contactref element="U$4" pad="P$1"/>
<contactref element="C3" pad="1"/>
<contactref element="U$1" pad="8"/>
<contactref element="U$3" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="R3" pad="2"/>
<contactref element="U$5" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="U$5" pad="2"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="LED1">
<contactref element="R3" pad="1"/>
<contactref element="U$1" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
