<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.6.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="114.3" y2="0" width="0" layer="20"/>
<wire x1="114.3" y1="0" x2="114.3" y2="25.4" width="0" layer="20"/>
<wire x1="114.3" y1="25.4" x2="0" y2="25.4" width="0" layer="20"/>
<wire x1="0" y1="25.4" x2="0" y2="0" width="0" layer="20"/>
</plain>
<libraries>
<library name="microchip">
<packages>
<package name="DIL28-3">
<description>&lt;B&gt;Dual In Line&lt;/B&gt;&lt;p&gt;
package type P</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="0207/10">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 10 mm</description>
</package>
<package name="C050-025X075">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 5 mm, outline 2.5 x 7.5 mm</description>
</package>
<package name="E15-6">
<description>&lt;b&gt;ELECTROLYTIC CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 15.24 mm, diameter 6 mm</description>
</package>
</packages>
</library>
<library name="display-hp">
<packages>
<package name="HDSP-M">
<description>&lt;b&gt;LED DISPLAY&lt;/b&gt;&lt;p&gt;
 15-mm 1 character 7 segment, decimal point right</description>
</package>
</packages>
</library>
<library name="special">
<packages>
<package name="QS">
<description>&lt;B&gt;CRYSTAL&lt;/B&gt;</description>
</package>
</packages>
</library>
<library name="v-reg">
<packages>
<package name="TO92">
<description>&lt;b&gt;TO 92&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="switch-omron">
<packages>
<package name="B3F-40XX">
<description>&lt;b&gt;OMRON SWITCH&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="dec-con">
<description>DEC Edge Connectors and Parts</description>
<packages>
<package name="0520">
<description>Drill 0.052" (#55)</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="microchip" package="DIL28-3" value="PIC16F870P">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="OC_NEWARK" value="19C7275"/>
<attribute name="MPN" value="PIC16F870-I/SP"/>
<attribute name="MF" value="MICROCHIP"/>
<attribute name="OC_FARNELL" value="9760954"/>
</element>
<element name="R1" library="rcl" package="0207/10" value="470"/>
<element name="R2" library="rcl" package="0207/10" value="100"/>
<element name="R3" library="rcl" package="0207/10" value="150"/>
<element name="R4" library="rcl" package="0207/10" value="100K"/>
<element name="R5" library="rcl" package="0207/10" value="20"/>
<element name="R6" library="rcl" package="0207/10" value="10K"/>
<element name="R7" library="rcl" package="0207/10" value="10K"/>
<element name="R8" library="rcl" package="0207/10" value="10K"/>
<element name="R9" library="rcl" package="0207/10" value="10K"/>
<element name="R10" library="rcl" package="0207/10" value="10K"/>
<element name="C1" library="rcl" package="C050-025X075" value="0.1uf">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="rcl" package="E15-6" value="100uf">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="rcl" package="C050-025X075" value="22pf"/>
<element name="C4" library="rcl" package="C050-025X075" value="22pf"/>
<element name="Q1" library="special" package="QS" value=""/>
<element name="GND" library="dec-con" package="0520" value="PAD-0520"/>
<element name="TIP" library="dec-con" package="0520" value="PAD-0520"/>
<element name="RETURN" library="dec-con" package="0520" value="PAD-0520"/>
<element name="SUPPLY+" library="dec-con" package="0520" value="PAD-0520"/>
<element name="IC2" library="v-reg" package="TO92" value="LM2931AZ5">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="DIS1" library="display-hp" package="HDSP-M" value="HD-H101">
<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="DIS2" library="display-hp" package="HDSP-M" value="HD-H101">
<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="DIS3" library="display-hp" package="HDSP-M" value="HD-H101">
<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="DIS4" library="display-hp" package="HDSP-M" value="HD-H101">
<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="S2" library="switch-omron" package="B3F-40XX" value="">
<attribute name="OC_NEWARK" value="36K3105"/>
<attribute name="MPN" value="B3F-4000"/>
<attribute name="MF" value="OMRON COMPONENTS USA"/>
<attribute name="OC_FARNELL" value="176434"/>
</element>
<element name="S1" library="switch-omron" package="B3F-40XX" value="">
<attribute name="OC_NEWARK" value="36K3105"/>
<attribute name="MPN" value="B3F-4000"/>
<attribute name="MF" value="OMRON COMPONENTS USA"/>
<attribute name="OC_FARNELL" value="176434"/>
</element>
</elements>
<signals>
<signal name="N$1">
<contactref element="R9" pad="1"/>
<contactref element="IC1" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="IC1" pad="2"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="IC1" pad="7"/>
<contactref element="R1" pad="1"/>
<contactref element="IC1" pad="6"/>
</signal>
<signal name="N$4">
<contactref element="IC1" pad="5"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="IC1" pad="4"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="N$6">
<contactref element="IC1" pad="3"/>
<contactref element="R2" pad="1"/>
</signal>
<signal name="TIP">
<contactref element="R5" pad="2"/>
<contactref element="R1" pad="2"/>
<contactref element="R4" pad="2"/>
<contactref element="R3" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="R6" pad="2"/>
<contactref element="R10" pad="2"/>
<contactref element="TIP" pad="P$1"/>
</signal>
<signal name="N$10">
<contactref element="R6" pad="1"/>
<contactref element="IC1" pad="18"/>
</signal>
<signal name="N$11">
<contactref element="R10" pad="1"/>
<contactref element="IC1" pad="17"/>
</signal>
<signal name="VDD">
<contactref element="R8" pad="2"/>
<contactref element="R7" pad="2"/>
<contactref element="R9" pad="2"/>
<contactref element="IC1" pad="20"/>
<contactref element="C2" pad="+"/>
<contactref element="IC2" pad="3"/>
</signal>
<signal name="5-30V">
<contactref element="C1" pad="1"/>
<contactref element="SUPPLY+" pad="P$1"/>
<contactref element="IC2" pad="1"/>
</signal>
<signal name="C">
<contactref element="IC1" pad="23"/>
<contactref element="DIS1" pad="4"/>
<contactref element="DIS2" pad="4"/>
<contactref element="DIS3" pad="4"/>
<contactref element="DIS4" pad="4"/>
</signal>
<signal name="DP">
<contactref element="IC1" pad="28"/>
<contactref element="DIS1" pad="5"/>
<contactref element="DIS2" pad="5"/>
<contactref element="DIS3" pad="5"/>
<contactref element="DIS4" pad="5"/>
</signal>
<signal name="G">
<contactref element="IC1" pad="27"/>
<contactref element="DIS1" pad="10"/>
<contactref element="DIS2" pad="10"/>
<contactref element="DIS3" pad="10"/>
<contactref element="DIS4" pad="10"/>
</signal>
<signal name="F">
<contactref element="IC1" pad="26"/>
<contactref element="DIS1" pad="9"/>
<contactref element="DIS2" pad="9"/>
<contactref element="DIS3" pad="9"/>
<contactref element="DIS4" pad="9"/>
</signal>
<signal name="E">
<contactref element="IC1" pad="25"/>
<contactref element="DIS1" pad="1"/>
<contactref element="DIS2" pad="1"/>
<contactref element="DIS3" pad="1"/>
<contactref element="DIS4" pad="1"/>
</signal>
<signal name="D">
<contactref element="IC1" pad="24"/>
<contactref element="DIS1" pad="2"/>
<contactref element="DIS2" pad="2"/>
<contactref element="DIS3" pad="2"/>
<contactref element="DIS4" pad="2"/>
</signal>
<signal name="B">
<contactref element="IC1" pad="22"/>
<contactref element="DIS1" pad="6"/>
<contactref element="DIS2" pad="6"/>
<contactref element="DIS3" pad="6"/>
<contactref element="DIS4" pad="6"/>
</signal>
<signal name="A">
<contactref element="IC1" pad="21"/>
<contactref element="DIS1" pad="7"/>
<contactref element="DIS2" pad="7"/>
<contactref element="DIS3" pad="7"/>
<contactref element="DIS4" pad="7"/>
</signal>
<signal name="A1">
<contactref element="IC1" pad="11"/>
<contactref element="DIS1" pad="3"/>
<contactref element="DIS1" pad="8"/>
</signal>
<signal name="A2">
<contactref element="IC1" pad="12"/>
<contactref element="DIS2" pad="3"/>
<contactref element="DIS2" pad="8"/>
</signal>
<signal name="A3">
<contactref element="IC1" pad="13"/>
<contactref element="DIS3" pad="3"/>
<contactref element="DIS3" pad="8"/>
</signal>
<signal name="A4">
<contactref element="IC1" pad="14"/>
<contactref element="DIS4" pad="3"/>
<contactref element="DIS4" pad="8"/>
</signal>
<signal name="N$13">
<contactref element="Q1" pad="2"/>
<contactref element="C3" pad="1"/>
<contactref element="IC1" pad="10"/>
</signal>
<signal name="N$12">
<contactref element="IC1" pad="9"/>
<contactref element="Q1" pad="1"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="VSS">
<contactref element="IC1" pad="19"/>
<contactref element="IC1" pad="8"/>
<contactref element="C4" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="-"/>
<contactref element="GND" pad="P$1"/>
<contactref element="RETURN" pad="P$1"/>
<contactref element="IC2" pad="2"/>
<contactref element="S2" pad="3"/>
<contactref element="S2" pad="4"/>
<contactref element="S1" pad="3"/>
<contactref element="S1" pad="4"/>
</signal>
<signal name="N$7">
<contactref element="S2" pad="1"/>
<contactref element="S2" pad="2"/>
<contactref element="IC1" pad="16"/>
<contactref element="R7" pad="1"/>
</signal>
<signal name="N$9">
<contactref element="S1" pad="1"/>
<contactref element="IC1" pad="15"/>
<contactref element="R8" pad="1"/>
<contactref element="S1" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
