<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.4">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="160" y2="0" width="0" layer="20"/>
<wire x1="160" y1="0" x2="160" y2="100" width="0" layer="20"/>
<wire x1="160" y1="100" x2="0" y2="100" width="0" layer="20"/>
<wire x1="0" y1="100" x2="0" y2="0" width="0" layer="20"/>
<text>CSA-VDC-1.4D</text>
<text>(C) A. Fachat</text>
<text>CSA-VDC-1.4D</text>
<text>(C) A. Fachat</text>
</plain>
<libraries>
<library name="csa">
<packages>
<package name="CSABUS">
</package>
<package name="DIL20">
</package>
<package name="DIP40">
</package>
</packages>
</library>
<library name="74xx-eu">
<packages>
<package name="DIL20">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
<package name="DIL16">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
<package name="DIL14">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="74xx-us">
<packages>
<package name="DIL14">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="jumper">
<packages>
<package name="JP2">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
<package name="JP1">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
<package name="JP3Q">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="memory-nec">
<packages>
<package name="DIL18">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="microchip">
<packages>
<package name="DIL28-6">
<description>&lt;B&gt;Dual In Line&lt;/B&gt;&lt;p&gt;
package type P</description>
</package>
</packages>
</library>
<library name="con-subd">
<packages>
<package name="F09HP">
<description>&lt;b&gt;SUB-D&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="C025-025X050">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 2.5 mm, outline 2.5 x 5 mm</description>
</package>
<package name="E2,5-5">
<description>&lt;b&gt;ELECTROLYTIC CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 2.54 mm, diameter 5 mm</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="U$1" library="csa" package="CSABUS" value="CSABUS"/>
<element name="IC1" library="74xx-eu" package="DIL20" value="74HC374N"/>
<element name="IC2" library="74xx-eu" package="DIL16" value="74HCT138N"/>
<element name="IC4" library="74xx-eu" package="DIL16" value="74HCT257N"/>
<element name="IC5" library="74xx-eu" package="DIL16" value="74HCT257N"/>
<element name="IC6" library="74xx-eu" package="DIL16" value="74HCT257N"/>
<element name="IC7" library="74xx-eu" package="DIL16" value="74HCT257N"/>
<element name="IC8" library="74xx-eu" package="DIL16" value="74HCT257N"/>
<element name="IC9" library="74xx-eu" package="DIL20" value="74HCT245N"/>
<element name="IC10" library="74xx-eu" package="DIL16" value="74HCT166N"/>
<element name="IC12" library="74xx-eu" package="DIL16" value="74HCT175N"/>
<element name="IC13" library="74xx-us" package="DIL14" value="74LS86N"/>
<element name="IC14" library="74xx-eu" package="DIL14" value="74HCT74N"/>
<element name="IC15" library="74xx-eu" package="DIL14" value="74HCT04N"/>
<element name="IC16" library="74xx-eu" package="DIL14" value="74HCT00N"/>
<element name="IC17" library="74xx-us" package="DIL14" value="74LS32N"/>
<element name="JP1" library="jumper" package="JP2" value=""/>
<element name="IC3" library="csa" package="DIL20" value="74LS688BUSOPT"/>
<element name="IC18" library="memory-nec" package="DIL18" value=""/>
<element name="IC19" library="memory-nec" package="DIL18" value=""/>
<element name="JP2" library="jumper" package="JP2" value=""/>
<element name="IC21" library="74xx-eu" package="DIL14" value="74HCT04N"/>
<element name="IC22" library="csa" package="DIP40" value="CRTC6545SMALLPADS"/>
<element name="IC23" library="74xx-eu" package="DIL14" value="74HCT00N"/>
<element name="X1" library="con-subd" package="F09HP" value=""/>
<element name="C1" library="rcl" package="C025-025X050" value="100n"/>
<element name="C2" library="rcl" package="C025-025X050" value="100n"/>
<element name="C3" library="rcl" package="C025-025X050" value="100n"/>
<element name="C4" library="rcl" package="C025-025X050" value="100n"/>
<element name="C5" library="rcl" package="C025-025X050" value="100n"/>
<element name="C6" library="rcl" package="C025-025X050" value="100n"/>
<element name="C7" library="rcl" package="C025-025X050" value="100n"/>
<element name="C8" library="rcl" package="C025-025X050" value="100n"/>
<element name="C9" library="rcl" package="C025-025X050" value="100n"/>
<element name="C10" library="rcl" package="C025-025X050" value="100n"/>
<element name="C11" library="rcl" package="C025-025X050" value="100n"/>
<element name="C12" library="rcl" package="C025-025X050" value="100n"/>
<element name="C13" library="rcl" package="C025-025X050" value="100n"/>
<element name="C14" library="rcl" package="C025-025X050" value="100n"/>
<element name="C15" library="rcl" package="C025-025X050" value="100n"/>
<element name="C16" library="rcl" package="C025-025X050" value="100n"/>
<element name="C17" library="rcl" package="C025-025X050" value="100n"/>
<element name="C18" library="rcl" package="C025-025X050" value="100n"/>
<element name="C19" library="rcl" package="C025-025X050" value="100n"/>
<element name="C20" library="rcl" package="C025-025X050" value="100n"/>
<element name="C21" library="rcl" package="C025-025X050" value="100n"/>
<element name="C22" library="rcl" package="C025-025X050" value="100n"/>
<element name="C23" library="rcl" package="C025-025X050" value="100n"/>
<element name="C24" library="rcl" package="E2,5-5" value="47u"/>
<element name="JP4" library="jumper" package="JP2" value=""/>
<element name="JP5" library="jumper" package="JP1" value=""/>
<element name="IC11" library="csa" package="DIL20" value="74LS273BUSOPT"/>
<element name="JP3" library="jumper" package="JP3Q" value=""/>
<element name="JP6" library="jumper" package="JP3Q" value=""/>
<element name="JP7" library="jumper" package="JP1" value=""/>
<element name="JP8" library="jumper" package="JP2" value=""/>
<element name="IC24" library="microchip" package="DIL28-6" value="27C128P"/>
<element name="JP9" library="jumper" package="JP3Q" value=""/>
<element name="JP10" library="jumper" package="JP2" value=""/>
</elements>
<signals>
<signal name="N$1">
</signal>
<signal name="N$2">
</signal>
<signal name="N$3">
</signal>
<signal name="N$4">
</signal>
<signal name="N$5">
</signal>
<signal name="N$6">
</signal>
<signal name="N$7">
</signal>
<signal name="N$8">
</signal>
<signal name="GND">
<contactref element="IC1" pad="10"/>
<contactref element="IC2" pad="8"/>
<contactref element="IC4" pad="8"/>
<contactref element="IC5" pad="8"/>
<contactref element="IC6" pad="8"/>
<contactref element="IC7" pad="8"/>
<contactref element="IC8" pad="8"/>
<contactref element="IC9" pad="10"/>
<contactref element="IC10" pad="8"/>
<contactref element="IC12" pad="8"/>
<contactref element="IC13" pad="7"/>
<contactref element="IC14" pad="7"/>
<contactref element="IC15" pad="7"/>
<contactref element="IC16" pad="7"/>
<contactref element="IC17" pad="7"/>
<contactref element="U$1" pad="C32"/>
<contactref element="U$1" pad="C1"/>
<contactref element="U$1" pad="A32"/>
<contactref element="U$1" pad="A31"/>
<contactref element="U$1" pad="A30"/>
<contactref element="U$1" pad="A29"/>
<contactref element="U$1" pad="A28"/>
<contactref element="U$1" pad="A1"/>
<contactref element="IC3" pad="10"/>
<contactref element="IC21" pad="7"/>
<contactref element="IC18" pad="1"/>
<contactref element="IC19" pad="1"/>
<contactref element="IC19" pad="18"/>
<contactref element="IC18" pad="18"/>
<contactref element="IC8" pad="11"/>
<contactref element="IC8" pad="15"/>
<contactref element="IC8" pad="13"/>
<contactref element="IC8" pad="14"/>
<contactref element="IC8" pad="10"/>
<contactref element="IC23" pad="7"/>
<contactref element="X1" pad="1"/>
<contactref element="X1" pad="2"/>
<contactref element="IC10" pad="6"/>
<contactref element="IC10" pad="1"/>
<contactref element="IC1" pad="1"/>
<contactref element="IC22" pad="1"/>
<contactref element="IC22" pad="3"/>
<contactref element="C21" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="C6" pad="1"/>
<contactref element="C2" pad="2"/>
<contactref element="C7" pad="1"/>
<contactref element="C3" pad="2"/>
<contactref element="C8" pad="1"/>
<contactref element="C4" pad="2"/>
<contactref element="C9" pad="1"/>
<contactref element="C10" pad="1"/>
<contactref element="C5" pad="2"/>
<contactref element="C11" pad="2"/>
<contactref element="C12" pad="2"/>
<contactref element="C13" pad="2"/>
<contactref element="C14" pad="2"/>
<contactref element="C15" pad="2"/>
<contactref element="C16" pad="1"/>
<contactref element="C17" pad="1"/>
<contactref element="C18" pad="1"/>
<contactref element="C19" pad="1"/>
<contactref element="C20" pad="1"/>
<contactref element="C22" pad="2"/>
<contactref element="C23" pad="2"/>
<contactref element="C24" pad="-"/>
<contactref element="JP1" pad="3"/>
<contactref element="IC3" pad="17"/>
<contactref element="IC3" pad="4"/>
<contactref element="JP4" pad="1"/>
<contactref element="IC11" pad="10"/>
<contactref element="JP6" pad="2"/>
<contactref element="JP3" pad="2"/>
<contactref element="JP8" pad="3"/>
<contactref element="IC24" pad="20"/>
<contactref element="IC24" pad="22"/>
<contactref element="IC24" pad="14"/>
<contactref element="JP9" pad="2"/>
<contactref element="JP10" pad="3"/>
</signal>
<signal name="VCC">
<contactref element="IC1" pad="20"/>
<contactref element="IC2" pad="16"/>
<contactref element="IC4" pad="16"/>
<contactref element="IC5" pad="16"/>
<contactref element="IC6" pad="16"/>
<contactref element="IC7" pad="16"/>
<contactref element="IC8" pad="16"/>
<contactref element="IC9" pad="20"/>
<contactref element="IC10" pad="16"/>
<contactref element="IC12" pad="16"/>
<contactref element="IC13" pad="14"/>
<contactref element="IC14" pad="14"/>
<contactref element="IC15" pad="14"/>
<contactref element="IC16" pad="14"/>
<contactref element="IC17" pad="14"/>
<contactref element="U$1" pad="C3"/>
<contactref element="U$1" pad="C2"/>
<contactref element="IC2" pad="6"/>
<contactref element="IC3" pad="20"/>
<contactref element="IC21" pad="14"/>
<contactref element="IC18" pad="9"/>
<contactref element="IC19" pad="9"/>
<contactref element="IC23" pad="14"/>
<contactref element="IC12" pad="1"/>
<contactref element="IC14" pad="10"/>
<contactref element="IC14" pad="13"/>
<contactref element="IC14" pad="4"/>
<contactref element="IC14" pad="1"/>
<contactref element="IC22" pad="20"/>
<contactref element="C15" pad="1"/>
<contactref element="C24" pad="+"/>
<contactref element="C14" pad="1"/>
<contactref element="C13" pad="1"/>
<contactref element="C12" pad="1"/>
<contactref element="C11" pad="1"/>
<contactref element="C6" pad="2"/>
<contactref element="C7" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="C9" pad="2"/>
<contactref element="C10" pad="2"/>
<contactref element="C5" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="C16" pad="2"/>
<contactref element="C21" pad="1"/>
<contactref element="C22" pad="1"/>
<contactref element="C17" pad="2"/>
<contactref element="C18" pad="2"/>
<contactref element="C23" pad="1"/>
<contactref element="C19" pad="2"/>
<contactref element="C20" pad="2"/>
<contactref element="JP1" pad="1"/>
<contactref element="IC3" pad="15"/>
<contactref element="IC3" pad="11"/>
<contactref element="JP4" pad="3"/>
<contactref element="IC11" pad="20"/>
<contactref element="JP6" pad="6"/>
<contactref element="JP3" pad="6"/>
<contactref element="JP7" pad="1"/>
<contactref element="IC24" pad="28"/>
<contactref element="IC24" pad="27"/>
<contactref element="IC24" pad="1"/>
<contactref element="JP9" pad="6"/>
<contactref element="IC23" pad="5"/>
</signal>
<signal name="BA16">
<contactref element="U$1" pad="C7"/>
<contactref element="IC2" pad="1"/>
</signal>
<signal name="BA17">
<contactref element="U$1" pad="C6"/>
<contactref element="IC2" pad="2"/>
</signal>
<signal name="BA18">
<contactref element="U$1" pad="C5"/>
<contactref element="IC2" pad="3"/>
</signal>
<signal name="BA19">
<contactref element="U$1" pad="C4"/>
<contactref element="IC2" pad="4"/>
</signal>
<signal name="BA0">
<contactref element="U$1" pad="C23"/>
<contactref element="IC5" pad="2"/>
<contactref element="IC22" pad="24"/>
</signal>
<signal name="BA1">
<contactref element="U$1" pad="C22"/>
<contactref element="IC5" pad="5"/>
</signal>
<signal name="BA2">
<contactref element="U$1" pad="C21"/>
<contactref element="IC5" pad="11"/>
</signal>
<signal name="BA3">
<contactref element="U$1" pad="C20"/>
<contactref element="IC5" pad="14"/>
<contactref element="IC23" pad="13"/>
<contactref element="IC17" pad="4"/>
</signal>
<signal name="BA4">
<contactref element="U$1" pad="C19"/>
<contactref element="IC3" pad="3"/>
<contactref element="IC4" pad="2"/>
</signal>
<signal name="BA5">
<contactref element="U$1" pad="C18"/>
<contactref element="IC3" pad="18"/>
<contactref element="IC4" pad="5"/>
</signal>
<signal name="BA6">
<contactref element="U$1" pad="C17"/>
<contactref element="IC3" pad="5"/>
<contactref element="IC4" pad="11"/>
</signal>
<signal name="BA7">
<contactref element="U$1" pad="C16"/>
<contactref element="IC3" pad="16"/>
<contactref element="IC4" pad="14"/>
</signal>
<signal name="BA8">
<contactref element="U$1" pad="C15"/>
<contactref element="IC3" pad="7"/>
<contactref element="IC5" pad="3"/>
</signal>
<signal name="BA9">
<contactref element="U$1" pad="C14"/>
<contactref element="IC3" pad="14"/>
<contactref element="IC5" pad="6"/>
</signal>
<signal name="BA10">
<contactref element="U$1" pad="C13"/>
<contactref element="IC3" pad="9"/>
<contactref element="IC5" pad="10"/>
</signal>
<signal name="BA11">
<contactref element="U$1" pad="C12"/>
<contactref element="IC3" pad="12"/>
<contactref element="IC5" pad="13"/>
</signal>
<signal name="BA12">
<contactref element="U$1" pad="C11"/>
<contactref element="IC4" pad="3"/>
</signal>
<signal name="BA13">
<contactref element="U$1" pad="C10"/>
<contactref element="IC4" pad="6"/>
</signal>
<signal name="BA14">
<contactref element="U$1" pad="C9"/>
<contactref element="IC4" pad="10"/>
</signal>
<signal name="BA15">
<contactref element="U$1" pad="C8"/>
<contactref element="IC4" pad="13"/>
</signal>
<signal name="/MEMSEL">
<contactref element="IC2" pad="5"/>
<contactref element="U$1" pad="A6"/>
</signal>
<signal name="N$10">
<contactref element="JP1" pad="2"/>
<contactref element="IC3" pad="2"/>
</signal>
<signal name="/IOSEL">
<contactref element="IC3" pad="1"/>
<contactref element="U$1" pad="A7"/>
</signal>
<signal name="MA7">
<contactref element="IC4" pad="12"/>
<contactref element="IC18" pad="10"/>
<contactref element="IC19" pad="10"/>
<contactref element="IC7" pad="12"/>
</signal>
<signal name="MA6">
<contactref element="IC4" pad="9"/>
<contactref element="IC18" pad="6"/>
<contactref element="IC19" pad="6"/>
<contactref element="IC7" pad="9"/>
</signal>
<signal name="MA5">
<contactref element="IC4" pad="7"/>
<contactref element="IC18" pad="7"/>
<contactref element="IC19" pad="7"/>
<contactref element="IC7" pad="7"/>
</signal>
<signal name="MA4">
<contactref element="IC4" pad="4"/>
<contactref element="IC18" pad="8"/>
<contactref element="IC19" pad="8"/>
<contactref element="IC7" pad="4"/>
</signal>
<signal name="MA3">
<contactref element="IC5" pad="12"/>
<contactref element="IC18" pad="11"/>
<contactref element="IC19" pad="11"/>
<contactref element="IC6" pad="12"/>
</signal>
<signal name="MA2">
<contactref element="IC5" pad="9"/>
<contactref element="IC18" pad="12"/>
<contactref element="IC19" pad="12"/>
<contactref element="IC6" pad="9"/>
</signal>
<signal name="MA1">
<contactref element="IC5" pad="7"/>
<contactref element="IC18" pad="13"/>
<contactref element="IC19" pad="13"/>
<contactref element="IC6" pad="7"/>
</signal>
<signal name="MA0">
<contactref element="IC5" pad="4"/>
<contactref element="IC18" pad="14"/>
<contactref element="IC19" pad="14"/>
<contactref element="IC6" pad="4"/>
</signal>
<signal name="BD7">
<contactref element="U$1" pad="A15"/>
<contactref element="IC9" pad="18"/>
<contactref element="IC22" pad="26"/>
<contactref element="IC11" pad="3"/>
</signal>
<signal name="BD6">
<contactref element="U$1" pad="A16"/>
<contactref element="IC9" pad="17"/>
<contactref element="IC22" pad="27"/>
<contactref element="IC11" pad="18"/>
</signal>
<signal name="BD5">
<contactref element="U$1" pad="A17"/>
<contactref element="IC9" pad="16"/>
<contactref element="IC22" pad="28"/>
<contactref element="IC11" pad="17"/>
</signal>
<signal name="BD4">
<contactref element="U$1" pad="A18"/>
<contactref element="IC9" pad="15"/>
<contactref element="IC22" pad="29"/>
<contactref element="IC11" pad="4"/>
</signal>
<signal name="BD3">
<contactref element="U$1" pad="A19"/>
<contactref element="IC9" pad="14"/>
<contactref element="IC22" pad="30"/>
<contactref element="IC11" pad="7"/>
</signal>
<signal name="BD2">
<contactref element="U$1" pad="A20"/>
<contactref element="IC9" pad="13"/>
<contactref element="IC22" pad="31"/>
<contactref element="IC11" pad="14"/>
</signal>
<signal name="BD1">
<contactref element="U$1" pad="A21"/>
<contactref element="IC9" pad="12"/>
<contactref element="IC22" pad="32"/>
<contactref element="IC11" pad="13"/>
</signal>
<signal name="BD0">
<contactref element="IC9" pad="11"/>
<contactref element="U$1" pad="A22"/>
<contactref element="IC22" pad="33"/>
<contactref element="IC11" pad="8"/>
</signal>
<signal name="MD0">
<contactref element="IC9" pad="9"/>
<contactref element="IC18" pad="2"/>
<contactref element="IC1" pad="8"/>
</signal>
<signal name="MD1">
<contactref element="IC9" pad="8"/>
<contactref element="IC18" pad="3"/>
<contactref element="IC1" pad="13"/>
</signal>
<signal name="MD2">
<contactref element="IC9" pad="7"/>
<contactref element="IC18" pad="15"/>
<contactref element="IC1" pad="7"/>
</signal>
<signal name="MD3">
<contactref element="IC9" pad="6"/>
<contactref element="IC18" pad="17"/>
<contactref element="IC1" pad="14"/>
</signal>
<signal name="MD4">
<contactref element="IC9" pad="5"/>
<contactref element="IC19" pad="2"/>
<contactref element="IC1" pad="17"/>
</signal>
<signal name="MD5">
<contactref element="IC9" pad="4"/>
<contactref element="IC19" pad="3"/>
<contactref element="IC1" pad="4"/>
</signal>
<signal name="MD6">
<contactref element="IC9" pad="3"/>
<contactref element="IC19" pad="15"/>
<contactref element="IC1" pad="18"/>
</signal>
<signal name="MD7">
<contactref element="IC9" pad="2"/>
<contactref element="IC19" pad="17"/>
<contactref element="IC1" pad="3"/>
</signal>
<signal name="VA7">
<contactref element="IC7" pad="14"/>
<contactref element="IC22" pad="11"/>
</signal>
<signal name="VA6">
<contactref element="IC7" pad="11"/>
<contactref element="IC22" pad="10"/>
</signal>
<signal name="VA13">
<contactref element="IC8" pad="5"/>
<contactref element="IC22" pad="17"/>
</signal>
<signal name="VA5">
<contactref element="IC7" pad="5"/>
<contactref element="IC22" pad="9"/>
</signal>
<signal name="VA12">
<contactref element="IC8" pad="2"/>
<contactref element="IC22" pad="16"/>
</signal>
<signal name="VA4">
<contactref element="IC7" pad="2"/>
<contactref element="IC22" pad="8"/>
</signal>
<signal name="VA11">
<contactref element="IC6" pad="13"/>
<contactref element="IC22" pad="15"/>
</signal>
<signal name="VA3">
<contactref element="IC6" pad="14"/>
<contactref element="IC22" pad="7"/>
</signal>
<signal name="VA10">
<contactref element="IC6" pad="10"/>
<contactref element="IC22" pad="14"/>
</signal>
<signal name="VA2">
<contactref element="IC6" pad="11"/>
<contactref element="IC22" pad="6"/>
</signal>
<signal name="VA9">
<contactref element="IC6" pad="6"/>
<contactref element="IC22" pad="13"/>
</signal>
<signal name="VA1">
<contactref element="IC6" pad="5"/>
<contactref element="IC22" pad="5"/>
</signal>
<signal name="VA8">
<contactref element="IC6" pad="3"/>
<contactref element="IC22" pad="12"/>
</signal>
<signal name="VA0">
<contactref element="IC6" pad="2"/>
<contactref element="IC22" pad="4"/>
</signal>
<signal name="N$9">
<contactref element="IC8" pad="4"/>
<contactref element="IC7" pad="3"/>
</signal>
<signal name="N$11">
<contactref element="IC7" pad="6"/>
<contactref element="IC8" pad="7"/>
</signal>
<signal name="RA0">
<contactref element="IC8" pad="3"/>
<contactref element="IC22" pad="38"/>
<contactref element="IC24" pad="10"/>
</signal>
<signal name="RA1">
<contactref element="IC8" pad="6"/>
<contactref element="IC22" pad="37"/>
<contactref element="IC24" pad="9"/>
</signal>
<signal name="RA2">
<contactref element="IC22" pad="36"/>
<contactref element="IC24" pad="8"/>
</signal>
<signal name="CA3">
<contactref element="IC1" pad="9"/>
<contactref element="IC24" pad="7"/>
</signal>
<signal name="CA4">
<contactref element="IC1" pad="12"/>
<contactref element="IC24" pad="6"/>
</signal>
<signal name="CA5">
<contactref element="IC1" pad="6"/>
<contactref element="IC24" pad="5"/>
</signal>
<signal name="CA6">
<contactref element="IC1" pad="15"/>
<contactref element="IC24" pad="4"/>
</signal>
<signal name="CA7">
<contactref element="IC1" pad="16"/>
<contactref element="IC24" pad="3"/>
</signal>
<signal name="CA8">
<contactref element="IC1" pad="5"/>
<contactref element="IC24" pad="25"/>
</signal>
<signal name="CA9">
<contactref element="IC1" pad="19"/>
<contactref element="IC24" pad="24"/>
</signal>
<signal name="CA10">
<contactref element="IC1" pad="2"/>
<contactref element="IC24" pad="21"/>
</signal>
<signal name="N$12">
<contactref element="IC10" pad="2"/>
<contactref element="IC24" pad="11"/>
</signal>
<signal name="N$13">
<contactref element="IC10" pad="3"/>
<contactref element="IC24" pad="12"/>
</signal>
<signal name="N$14">
<contactref element="IC10" pad="4"/>
<contactref element="IC24" pad="13"/>
</signal>
<signal name="N$15">
<contactref element="IC10" pad="5"/>
<contactref element="IC24" pad="15"/>
</signal>
<signal name="N$16">
<contactref element="IC10" pad="10"/>
<contactref element="IC24" pad="16"/>
</signal>
<signal name="N$17">
<contactref element="IC10" pad="11"/>
<contactref element="IC24" pad="17"/>
</signal>
<signal name="N$18">
<contactref element="IC10" pad="12"/>
<contactref element="IC24" pad="18"/>
</signal>
<signal name="N$19">
<contactref element="IC10" pad="14"/>
<contactref element="IC24" pad="19"/>
</signal>
<signal name="N$20">
<contactref element="IC2" pad="14"/>
<contactref element="JP2" pad="1"/>
</signal>
<signal name="N$21">
<contactref element="IC2" pad="12"/>
<contactref element="JP2" pad="3"/>
</signal>
<signal name="N$27">
<contactref element="IC21" pad="2"/>
<contactref element="IC21" pad="3"/>
</signal>
<signal name="N$28">
<contactref element="IC21" pad="4"/>
<contactref element="IC21" pad="5"/>
</signal>
<signal name="N$30">
<contactref element="IC21" pad="10"/>
<contactref element="IC21" pad="9"/>
</signal>
<signal name="N$32">
<contactref element="IC21" pad="8"/>
<contactref element="IC16" pad="5"/>
</signal>
<signal name="N$33">
<contactref element="IC16" pad="6"/>
<contactref element="IC17" pad="1"/>
</signal>
<signal name="N$35">
<contactref element="IC15" pad="6"/>
<contactref element="IC16" pad="9"/>
</signal>
<signal name="2PHI2">
<contactref element="U$1" pad="C29"/>
<contactref element="IC18" pad="5"/>
<contactref element="IC19" pad="5"/>
<contactref element="IC21" pad="1"/>
<contactref element="IC17" pad="2"/>
</signal>
<signal name="PHI2">
<contactref element="U$1" pad="C26"/>
<contactref element="IC15" pad="1"/>
<contactref element="IC16" pad="10"/>
<contactref element="IC22" pad="23"/>
<contactref element="IC16" pad="12"/>
</signal>
<signal name="R/W">
<contactref element="U$1" pad="C25"/>
<contactref element="IC22" pad="22"/>
<contactref element="IC9" pad="1"/>
<contactref element="IC17" pad="12"/>
<contactref element="IC23" pad="4"/>
</signal>
<signal name="/RES">
<contactref element="U$1" pad="A27"/>
<contactref element="IC22" pad="2"/>
<contactref element="IC11" pad="1"/>
</signal>
<signal name="/PHI2">
<contactref element="IC15" pad="2"/>
<contactref element="IC15" pad="3"/>
<contactref element="IC22" pad="21"/>
<contactref element="IC5" pad="15"/>
<contactref element="IC4" pad="15"/>
<contactref element="IC17" pad="10"/>
</signal>
<signal name="//PHI2">
<contactref element="IC16" pad="2"/>
<contactref element="IC15" pad="4"/>
<contactref element="IC7" pad="15"/>
<contactref element="IC6" pad="15"/>
<contactref element="IC1" pad="11"/>
<contactref element="IC14" pad="2"/>
</signal>
<signal name="ADRSEL">
<contactref element="IC21" pad="6"/>
<contactref element="IC5" pad="1"/>
<contactref element="IC4" pad="1"/>
<contactref element="IC7" pad="1"/>
<contactref element="IC6" pad="1"/>
<contactref element="IC21" pad="11"/>
</signal>
<signal name="N$25">
<contactref element="IC22" pad="18"/>
<contactref element="IC12" pad="4"/>
</signal>
<signal name="N$29">
<contactref element="IC22" pad="19"/>
<contactref element="IC12" pad="5"/>
</signal>
<signal name="N$36">
<contactref element="IC12" pad="2"/>
<contactref element="IC12" pad="12"/>
</signal>
<signal name="N$37">
<contactref element="IC12" pad="7"/>
<contactref element="IC12" pad="13"/>
</signal>
<signal name="N$40">
<contactref element="IC13" pad="3"/>
<contactref element="IC23" pad="10"/>
</signal>
<signal name="N$42">
<contactref element="IC23" pad="8"/>
<contactref element="IC15" pad="9"/>
</signal>
<signal name="N$43">
<contactref element="IC14" pad="12"/>
<contactref element="IC14" pad="5"/>
</signal>
<signal name="N$44">
<contactref element="IC22" pad="40"/>
<contactref element="IC13" pad="5"/>
</signal>
<signal name="N$48">
<contactref element="IC22" pad="39"/>
<contactref element="IC13" pad="10"/>
</signal>
<signal name="HIRES">
<contactref element="IC8" pad="1"/>
<contactref element="IC11" pad="19"/>
</signal>
<signal name="CA12">
<contactref element="IC11" pad="16"/>
<contactref element="IC24" pad="2"/>
</signal>
<signal name="CA11">
<contactref element="IC13" pad="11"/>
<contactref element="IC24" pad="23"/>
</signal>
<signal name="HSINV">
<contactref element="JP6" pad="4"/>
<contactref element="IC11" pad="6"/>
</signal>
<signal name="VSINV">
<contactref element="JP3" pad="4"/>
<contactref element="IC11" pad="15"/>
</signal>
<signal name="VA15">
<contactref element="IC7" pad="13"/>
<contactref element="IC11" pad="12"/>
</signal>
<signal name="VA14">
<contactref element="IC7" pad="10"/>
<contactref element="IC11" pad="9"/>
</signal>
<signal name="N$52">
<contactref element="IC17" pad="6"/>
<contactref element="IC22" pad="25"/>
</signal>
<signal name="N$54">
<contactref element="IC15" pad="10"/>
<contactref element="IC23" pad="12"/>
</signal>
<signal name="/VDCIOSEL">
<contactref element="IC3" pad="19"/>
<contactref element="IC17" pad="5"/>
<contactref element="IC15" pad="11"/>
</signal>
<signal name="N$55">
<contactref element="IC17" pad="11"/>
<contactref element="IC17" pad="9"/>
</signal>
<signal name="W/-R">
<contactref element="IC16" pad="13"/>
<contactref element="IC23" pad="6"/>
</signal>
<signal name="/CAS">
<contactref element="IC17" pad="3"/>
<contactref element="IC18" pad="16"/>
<contactref element="IC19" pad="16"/>
</signal>
<signal name="/RAMWE">
<contactref element="IC16" pad="11"/>
<contactref element="IC18" pad="4"/>
<contactref element="IC19" pad="4"/>
</signal>
<signal name="/CPURAM">
<contactref element="IC9" pad="19"/>
<contactref element="IC16" pad="8"/>
</signal>
<signal name="/VDCMEMSEL">
<contactref element="JP2" pad="2"/>
<contactref element="IC16" pad="1"/>
<contactref element="IC15" pad="5"/>
</signal>
<signal name="/NOCPUACCESS">
<contactref element="IC16" pad="3"/>
<contactref element="IC16" pad="4"/>
</signal>
<signal name="N$22">
<contactref element="IC23" pad="2"/>
<contactref element="IC14" pad="6"/>
</signal>
<signal name="/SRLOAD">
<contactref element="IC23" pad="3"/>
<contactref element="IC10" pad="15"/>
</signal>
<signal name="DECLK">
<contactref element="IC12" pad="9"/>
<contactref element="IC14" pad="8"/>
</signal>
<signal name="CURSOR_DELAYED">
<contactref element="IC12" pad="15"/>
<contactref element="IC13" pad="1"/>
</signal>
<signal name="DISPEN_DELAYED">
<contactref element="IC12" pad="10"/>
<contactref element="IC23" pad="9"/>
</signal>
<signal name="HSYNC">
<contactref element="IC13" pad="8"/>
<contactref element="X1" pad="8"/>
</signal>
<signal name="VSYNC">
<contactref element="IC13" pad="6"/>
<contactref element="X1" pad="9"/>
<contactref element="JP5" pad="2"/>
</signal>
<signal name="VIDEO">
<contactref element="X1" pad="6"/>
<contactref element="IC15" pad="8"/>
</signal>
<signal name="SROUT">
<contactref element="IC10" pad="13"/>
<contactref element="IC13" pad="2"/>
</signal>
<signal name="N$26">
<contactref element="IC3" pad="6"/>
<contactref element="IC3" pad="13"/>
<contactref element="IC3" pad="8"/>
<contactref element="JP4" pad="2"/>
</signal>
<signal name="REGCLK">
<contactref element="IC17" pad="8"/>
<contactref element="IC11" pad="11"/>
</signal>
<signal name="N$34">
<contactref element="IC23" pad="11"/>
<contactref element="IC17" pad="13"/>
</signal>
<signal name="GRAPHIC">
<contactref element="JP5" pad="1"/>
<contactref element="JP10" pad="1"/>
</signal>
<signal name="GRPH">
<contactref element="IC13" pad="13"/>
<contactref element="IC11" pad="5"/>
</signal>
<signal name="N$31">
<contactref element="IC13" pad="9"/>
<contactref element="JP6" pad="1"/>
<contactref element="JP6" pad="5"/>
<contactref element="JP6" pad="3"/>
</signal>
<signal name="N$38">
<contactref element="JP3" pad="1"/>
<contactref element="IC13" pad="4"/>
<contactref element="JP3" pad="5"/>
<contactref element="JP3" pad="3"/>
</signal>
<signal name="RA3">
<contactref element="IC22" pad="35"/>
<contactref element="JP8" pad="1"/>
<contactref element="JP9" pad="4"/>
</signal>
<signal name="N$39">
<contactref element="IC15" pad="12"/>
<contactref element="IC10" pad="9"/>
</signal>
<signal name="N$41">
<contactref element="JP7" pad="2"/>
<contactref element="X1" pad="5"/>
</signal>
<signal name="N$45">
<contactref element="JP8" pad="2"/>
<contactref element="IC15" pad="13"/>
</signal>
<signal name="CA13">
<contactref element="JP9" pad="5"/>
<contactref element="JP9" pad="1"/>
<contactref element="JP9" pad="3"/>
<contactref element="IC24" pad="26"/>
</signal>
<signal name="N$50">
<contactref element="JP10" pad="2"/>
<contactref element="IC13" pad="12"/>
</signal>
<signal name="/8PHI2">
<contactref element="IC21" pad="12"/>
<contactref element="IC14" pad="3"/>
</signal>
<signal name="8PHI2">
<contactref element="IC10" pad="7"/>
<contactref element="U$1" pad="C31"/>
<contactref element="IC21" pad="13"/>
<contactref element="IC14" pad="11"/>
</signal>
<signal name="N$47">
<contactref element="IC14" pad="9"/>
<contactref element="IC23" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
