<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.5.0">
<drawing>
<board>
<plain>
</plain>
<libraries>
<library name="fab">
<packages>
<package name="2X02SMD">
</package>
<package name="R1206FAB">
</package>
<package name="2X03SMD">
</package>
<package name="1X06SMD">
</package>
<package name="EFOBM">
</package>
<package name="SOT23">
<description>&lt;b&gt;SOT 23&lt;/b&gt;</description>
</package>
<package name="C1206FAB">
</package>
<package name="TQFP32-08THIN">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="BR_TILE" library="fab" package="2X02SMD" value=""/>
<element name="TL_TILE" library="fab" package="2X02SMD" value=""/>
<element name="TR_TILE" library="fab" package="2X02SMD" value=""/>
<element name="BL_TILE" library="fab" package="2X02SMD" value=""/>
<element name="L_LED" library="fab" package="2X02SMD" value=""/>
<element name="R_LED" library="fab" package="2X02SMD" value=""/>
<element name="TARGET_LED" library="fab" package="2X02SMD" value=""/>
<element name="R1" library="fab" package="R1206FAB" value="1K"/>
<element name="R2" library="fab" package="R1206FAB" value="1K"/>
<element name="R3" library="fab" package="R1206FAB" value="1K"/>
<element name="R4" library="fab" package="R1206FAB" value="1K"/>
<element name="JP1" library="fab" package="2X03SMD" value=""/>
<element name="U$1" library="fab" package="1X06SMD" value="FTDI-SMD-HEADER"/>
<element name="R5" library="fab" package="R1206FAB" value="10K"/>
<element name="R6" library="fab" package="R1206FAB" value="33K"/>
<element name="R7" library="fab" package="R1206FAB" value="1K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="fab" package="R1206FAB" value="1K"/>
<element name="R9" library="fab" package="R1206FAB" value="1K"/>
<element name="R10" library="fab" package="R1206FAB" value="10K"/>
<element name="POWER_REGULATOR" library="fab" package="EFOBM" value="RESONATOR"/>
<element name="R11" library="fab" package="R1206FAB" value="0"/>
<element name="R12" library="fab" package="R1206FAB" value="0K"/>
<element name="IC1" library="fab" package="SOT23" value=""/>
<element name="C1" library="fab" package="C1206FAB" value=""/>
<element name="C2" library="fab" package="C1206FAB" value=""/>
<element name="SWITCH" library="fab" package="2X02SMD" value="9V BATTERY"/>
<element name="R13" library="fab" package="R1206FAB" value="0"/>
<element name="R14" library="fab" package="R1206FAB" value="0"/>
<element name="R15" library="fab" package="R1206FAB" value="0K"/>
<element name="R16" library="fab" package="R1206FAB" value="33K"/>
<element name="IC2" library="fab" package="TQFP32-08THIN" value="ATMEGA88-THIN"/>
<element name="DIFFICULTY_POT" library="fab" package="2X02SMD" value=""/>
</elements>
<signals>
<signal name="GND">
<contactref element="TR_TILE" pad="1"/>
<contactref element="BR_TILE" pad="1"/>
<contactref element="BL_TILE" pad="1"/>
<contactref element="L_LED" pad="1"/>
<contactref element="L_LED" pad="3"/>
<contactref element="R_LED" pad="1"/>
<contactref element="R_LED" pad="3"/>
<contactref element="U$1" pad="1"/>
<contactref element="TARGET_LED" pad="1"/>
<contactref element="TARGET_LED" pad="3"/>
<contactref element="JP1" pad="6"/>
<contactref element="POWER_REGULATOR" pad="2"/>
<contactref element="R5" pad="1"/>
<contactref element="R11" pad="1"/>
<contactref element="SWITCH" pad="4"/>
<contactref element="C1" pad="2"/>
<contactref element="IC1" pad="3"/>
<contactref element="C2" pad="2"/>
<contactref element="IC2" pad="3"/>
<contactref element="IC2" pad="5"/>
<contactref element="IC2" pad="21"/>
<contactref element="IC2" pad="21"/>
<contactref element="IC2" pad="3"/>
<contactref element="IC2" pad="5"/>
<contactref element="DIFFICULTY_POT" pad="4"/>
</signal>
<signal name="5V_P_2">
<contactref element="TR_TILE" pad="2"/>
<contactref element="R2" pad="1"/>
</signal>
<signal name="5V_P_1">
<contactref element="TL_TILE" pad="2"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="5V_P_3">
<contactref element="BL_TILE" pad="2"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="5V_P_4">
<contactref element="BR_TILE" pad="2"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="5V">
<contactref element="R2" pad="2"/>
<contactref element="R4" pad="2"/>
<contactref element="L_LED" pad="2"/>
<contactref element="R_LED" pad="2"/>
<contactref element="JP1" pad="2"/>
<contactref element="R1" pad="2"/>
<contactref element="TARGET_LED" pad="2"/>
<contactref element="R10" pad="2"/>
<contactref element="U$1" pad="3"/>
<contactref element="R3" pad="2"/>
<contactref element="IC1" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="R16" pad="2"/>
<contactref element="IC2" pad="18"/>
<contactref element="IC2" pad="4"/>
<contactref element="IC2" pad="4"/>
<contactref element="IC2" pad="6"/>
<contactref element="IC2" pad="6"/>
</signal>
<signal name="MISO">
<contactref element="JP1" pad="1"/>
<contactref element="IC2" pad="16"/>
</signal>
<signal name="MOSI">
<contactref element="R15" pad="2"/>
<contactref element="IC2" pad="15"/>
</signal>
<signal name="RX">
<contactref element="U$1" pad="5"/>
<contactref element="IC2" pad="31"/>
</signal>
<signal name="AREF">
<contactref element="R5" pad="2"/>
<contactref element="R6" pad="1"/>
<contactref element="IC2" pad="20"/>
<contactref element="DIFFICULTY_POT" pad="3"/>
</signal>
<signal name="L_F_LED">
<contactref element="R7" pad="2"/>
<contactref element="IC2" pad="12"/>
</signal>
<signal name="R_F_LED">
<contactref element="R8" pad="2"/>
<contactref element="IC2" pad="13"/>
</signal>
<signal name="TARGET_LED">
<contactref element="R9" pad="2"/>
<contactref element="IC2" pad="14"/>
</signal>
<signal name="TL_SENSOR">
<contactref element="TL_TILE" pad="4"/>
<contactref element="IC2" pad="28"/>
</signal>
<signal name="TR_SENSOR">
<contactref element="TR_TILE" pad="4"/>
<contactref element="IC2" pad="26"/>
</signal>
<signal name="BR_SENSOR">
<contactref element="BR_TILE" pad="4"/>
<contactref element="IC2" pad="25"/>
</signal>
<signal name="BL_SENSOR">
<contactref element="BL_TILE" pad="4"/>
<contactref element="IC2" pad="27"/>
</signal>
<signal name="SCK">
<contactref element="JP1" pad="3"/>
<contactref element="IC2" pad="17"/>
</signal>
<signal name="RST">
<contactref element="JP1" pad="5"/>
<contactref element="R14" pad="2"/>
<contactref element="R13" pad="1"/>
<contactref element="IC2" pad="29"/>
<contactref element="R10" pad="1"/>
<contactref element="R13" pad="2"/>
<contactref element="R14" pad="1"/>
</signal>
<signal name="TX">
<contactref element="U$1" pad="4"/>
<contactref element="IC2" pad="30"/>
</signal>
<signal name="XTAL1">
<contactref element="POWER_REGULATOR" pad="1"/>
<contactref element="IC2" pad="7"/>
</signal>
<signal name="XTAL2">
<contactref element="POWER_REGULATOR" pad="3"/>
<contactref element="IC2" pad="8"/>
</signal>
<signal name="TO_RES_L_F_LED">
<contactref element="L_LED" pad="4"/>
<contactref element="R7" pad="1"/>
</signal>
<signal name="TO_RES_TARGET_KED">
<contactref element="TARGET_LED" pad="4"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="TO_RES_R_F_LED">
<contactref element="R_LED" pad="4"/>
<contactref element="R8" pad="1"/>
</signal>
<signal name="TO_0_RES">
<contactref element="TL_TILE" pad="1"/>
<contactref element="R11" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="JP1" pad="4"/>
<contactref element="R12" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="SWITCH" pad="2"/>
<contactref element="IC1" pad="2"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="N$4">
<contactref element="R6" pad="2"/>
<contactref element="R16" pad="1"/>
</signal>
<signal name="N$7">
<contactref element="R12" pad="2"/>
<contactref element="R15" pad="1"/>
</signal>
<signal name="SWITCH">
<contactref element="SWITCH" pad="3"/>
<contactref element="SWITCH" pad="1"/>
</signal>
<signal name="N$5">
</signal>
<signal name="DIFFICULTY">
<contactref element="IC2" pad="23"/>
<contactref element="DIFFICULTY_POT" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
