<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="8.1.1">
<drawing>
<board>
<plain>
<wire x1="39.37" y1="84.455" x2="91.42" y2="84.455" width="0" layer="20"/>
<wire x1="91.42" y1="84.455" x2="91.42" y2="141.275" width="0" layer="20"/>
<wire x1="91.42" y1="141.275" x2="39.37" y2="141.275" width="0" layer="20"/>
<wire x1="39.37" y1="141.275" x2="39.37" y2="84.455" width="0" layer="20"/>
<wire x1="39.37" y1="85.09" x2="90.17" y2="85.09" width="1.016" layer="46"/>
<wire x1="90.17" y1="85.09" x2="90.17" y2="141.605" width="1.016" layer="46"/>
<wire x1="90.17" y1="141.605" x2="39.37" y2="141.605" width="1.016" layer="46"/>
<wire x1="39.37" y1="141.605" x2="39.37" y2="85.09" width="1.016" layer="46"/>
</plain>
<libraries>
<library name="fab">
<packages>
<package name="C1206FAB">
</package>
<package name="EFOBM">
</package>
<package name="1X06SMD">
</package>
<package name="SOIC14">
<description>&lt;b&gt;Small Outline Package&lt;/b&gt;</description>
</package>
<package name="LED1206FAB">
<description>LED1206 FAB style (smaller pads to allow trace between)</description>
</package>
<package name="2X02SMD">
</package>
<package name="R1206FAB">
</package>
<package name="2X03SMD">
</package>
<package name="6MM_SWITCH">
<description>&lt;b&gt;OMRON SWITCH&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="pinhead">
<description>&lt;b&gt;Pin Header Connectors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="2X02">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X04">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="fab" package="C1206FAB" value="1uF"/>
<element name="CLOCK" library="fab" package="EFOBM" value="20MHz"/>
<element name="FTDI" library="fab" package="1X06SMD" value="FTDI-SMD-HEADER"/>
<element name="IC1" library="fab" package="SOIC14" value="ATTINY44-SSU"/>
<element name="LED" library="fab" package="LED1206FAB" value="YELLOW"/>
<element name="LEDPOWER" library="fab" package="LED1206FAB" value="RED"/>
<element name="POWER" library="fab" package="2X02SMD" value=""/>
<element name="LEDSIGNAL_RES" library="fab" package="R1206FAB" value="499"/>
<element name="LEDPOWER_RES" library="fab" package="R1206FAB" value="499"/>
<element name="RST_RES" library="fab" package="R1206FAB" value="10K"/>
<element name="SPI" library="fab" package="2X03SMD" value="AVRISPSMD"/>
<element name="R2" library="fab" package="R1206FAB" value="49.9K"/>
<element name="R3" library="fab" package="R1206FAB" value="49.9K"/>
<element name="C2" library="fab" package="C1206FAB" value="10nF"/>
<element name="SWITCH" library="fab" package="6MM_SWITCH" value="ON/OFF"/>
<element name="PULLUP_2" library="fab" package="R1206FAB" value="10K"/>
<element name="PULLUP_1" library="fab" package="R1206FAB" value="10K"/>
<element name="TWI" library="pinhead" package="2X02" value=""/>
<element name="SENSOR" library="pinhead" package="1X04" value=""/>
<element name="JUMPER1" library="fab" package="R1206FAB" value="0"/>
<element name="JUMPER2" library="fab" package="R1206FAB" value="0"/>
<element name="JUMPER3" library="fab" package="R1206FAB" value="0"/>
<element name="JUMPER4" library="fab" package="R1206FAB" value="0"/>
</elements>
<signals>
<signal name="GND">
<contactref element="FTDI" pad="1"/>
<contactref element="SPI" pad="6"/>
<contactref element="IC1" pad="14"/>
<contactref element="C1" pad="2"/>
<contactref element="CLOCK" pad="2"/>
<contactref element="LEDPOWER_RES" pad="2"/>
<contactref element="LED" pad="2"/>
<contactref element="POWER" pad="4"/>
<contactref element="POWER" pad="3"/>
<contactref element="SWITCH" pad="4"/>
<contactref element="SWITCH" pad="3"/>
<contactref element="C2" pad="1"/>
<contactref element="TWI" pad="4"/>
<contactref element="SENSOR" pad="4"/>
<contactref element="JUMPER1" pad="1"/>
<contactref element="JUMPER1" pad="2"/>
<contactref element="JUMPER2" pad="1"/>
<contactref element="JUMPER2" pad="2"/>
<contactref element="JUMPER3" pad="1"/>
<contactref element="JUMPER3" pad="2"/>
<contactref element="JUMPER4" pad="1"/>
<contactref element="JUMPER4" pad="2"/>
</signal>
<signal name="VCC">
<contactref element="FTDI" pad="3"/>
<contactref element="SPI" pad="2"/>
<contactref element="IC1" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="RST_RES" pad="1"/>
<contactref element="LEDPOWER" pad="1"/>
<contactref element="POWER" pad="1"/>
<contactref element="POWER" pad="2"/>
<contactref element="PULLUP_1" pad="2"/>
<contactref element="PULLUP_2" pad="2"/>
<contactref element="R3" pad="2"/>
<contactref element="SENSOR" pad="1"/>
<contactref element="TWI" pad="2"/>
</signal>
<signal name="TXD">
<contactref element="FTDI" pad="4"/>
<contactref element="IC1" pad="13"/>
</signal>
<signal name="RXD">
<contactref element="FTDI" pad="5"/>
<contactref element="IC1" pad="12"/>
</signal>
<signal name="RST">
<contactref element="IC1" pad="4"/>
<contactref element="RST_RES" pad="2"/>
<contactref element="SPI" pad="5"/>
</signal>
<signal name="N$1">
<contactref element="CLOCK" pad="3"/>
<contactref element="IC1" pad="3"/>
</signal>
<signal name="N$2">
<contactref element="CLOCK" pad="1"/>
<contactref element="IC1" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="LEDPOWER_RES" pad="1"/>
<contactref element="LEDPOWER" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="LED" pad="1"/>
<contactref element="LEDSIGNAL_RES" pad="1"/>
</signal>
<signal name="LED">
<contactref element="IC1" pad="5"/>
<contactref element="LEDSIGNAL_RES" pad="2"/>
</signal>
<signal name="TRIGGER">
<contactref element="SENSOR" pad="2"/>
<contactref element="IC1" pad="11"/>
</signal>
<signal name="ECHO">
<contactref element="SENSOR" pad="3"/>
<contactref element="IC1" pad="10"/>
</signal>
<signal name="SCL">
<contactref element="IC1" pad="9"/>
<contactref element="SPI" pad="3"/>
<contactref element="TWI" pad="3"/>
<contactref element="PULLUP_1" pad="1"/>
</signal>
<signal name="SDA">
<contactref element="IC1" pad="7"/>
<contactref element="SPI" pad="4"/>
<contactref element="TWI" pad="1"/>
<contactref element="PULLUP_2" pad="1"/>
</signal>
<signal name="BUTTON">
<contactref element="R2" pad="1"/>
<contactref element="C2" pad="2"/>
<contactref element="IC1" pad="6"/>
</signal>
<signal name="BUTTON_VCC">
<contactref element="SWITCH" pad="1"/>
<contactref element="SWITCH" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="MISO">
<contactref element="IC1" pad="8"/>
<contactref element="SPI" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
