<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.5.1">
<drawing>
<board>
<plain>
<wire x1="14.1655" y1="-29.172" x2="96.886" y2="-29.2355" width="0" layer="20"/>
<wire x1="96.886" y1="-29.2355" x2="96.886" y2="55.842" width="0" layer="20"/>
<wire x1="96.886" y1="55.842" x2="14.1655" y2="55.842" width="0" layer="20"/>
<wire x1="14.1655" y1="55.842" x2="14.1655" y2="-29.172" width="0" layer="20"/>
<text>+</text>
<text>-</text>
<text>+</text>
<text>-</text>
</plain>
<libraries>
<library name="rcl">
<packages>
<package name="SMC_D">
<description>&lt;b&gt;Chip Capacitor &lt;/b&gt; Polar tantalum capacitors with solid electrolyte&lt;p&gt;
Siemens Matsushita Components B 45 194, B 45 197, B 45 198&lt;br&gt;
Source: www.farnell.com/datasheets/247.pdf</description>
</package>
<package name="C0805K">
<description>&lt;b&gt;Ceramic Chip Capacitor KEMET 0805 reflow solder&lt;/b&gt;&lt;p&gt;
Metric Code Size 2012</description>
</package>
<package name="E7,5-18">
<description>&lt;b&gt;ELECTROLYTIC CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 7.62 mm, diameter 18 mm</description>
</package>
<package name="MINI_MELF-0207W">
<description>&lt;b&gt;CECC Size RC6123&lt;/b&gt; Wave Soldering&lt;p&gt;
source Beyschlag</description>
</package>
<package name="M0805">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
MELF 0.10 W</description>
</package>
<package name="M1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
MELF 0.25 W</description>
</package>
</packages>
</library>
<library name="atmel">
<packages>
<package name="DIL28-3">
<description>&lt;B&gt;Dual In Line&lt;/B&gt; 0.3 inch</description>
</package>
</packages>
</library>
<library name="pinhead">
<packages>
<package name="2X03">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="_myLib">
<packages>
<package name="TO92-">
<description>&lt;b&gt;TO-92&lt;/b&gt;&lt;p&gt;
grid 5.08 mm</description>
</package>
</packages>
</library>
<library name="_myLibNew">
<packages>
<package name="SWITCHMEC">
</package>
</packages>
</library>
<library name="_myLib09">
<packages>
<package name="SO8">
<description>&lt;b&gt;SMALL OUTLINE INTEGRATED CIRCUIT&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="_myLib2">
<packages>
<package name="TO92-">
<description>&lt;b&gt;TO-92&lt;/b&gt;&lt;p&gt;
grid 5.08 mm</description>
</package>
</packages>
</library>
<library name="_MY2010">
<packages>
<package name="CRYSTAL-32KHZ-SMD">
</package>
</packages>
</library>
<library name="diode">
<description>&lt;b&gt;Diodes&lt;/b&gt;&lt;p&gt;
Based on the following sources:
&lt;ul&gt;
&lt;li&gt;Motorola : www.onsemi.com
&lt;li&gt;Fairchild : www.fairchildsemi.com
&lt;li&gt;Philips : www.semiconductors.com
&lt;li&gt;Vishay : www.vishay.de
&lt;/ul&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="DO41-7.6">
<description>&lt;b&gt;DO41&lt;/b&gt; 7.6mm x 2mm&lt;p&gt;
Source: http://www.diodes.com/datasheets/ds23001.pdf</description>
</package>
</packages>
</library>
<library name="con-molex">
<description>&lt;b&gt;Molex Connectors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="7395-02">
<description>&lt;b&gt;KK® 254 Wire-to-Board Header, Right Angle, with Friction Lock, 2 Circuits&lt;/b&gt;&lt;p&gt;&lt;a href =http://www.molex.com/pdm_docs/sd/022057028_sd.pdf&gt;Datasheet &lt;/a&gt;</description>
</package>
</packages>
</library>
<library name="con-ptr500">
<description>&lt;b&gt;PTR Connectors&lt;/b&gt;&lt;p&gt;
Aug. 2004 / PTR Meßtechnik:&lt;br&gt;
Die Bezeichnung der Serie AK505 wurde geändert.&lt;br&gt;
Es handelt sich hierbei um AK500 in horizontaler Ausführung.&lt;p&gt;
&lt;TABLE BORDER=0 CELLSPACING=1 CELLPADDING=2&gt;
  &lt;TR&gt;
    &lt;TD ALIGN=LEFT&gt;
      &lt;FONT SIZE=4 FACE=ARIAL&gt;&lt;B&gt;Alte Bezeichnung&lt;/B&gt;&lt;/FONT&gt;
    &lt;/TD&gt;
    &lt;TD ALIGN=LEFT&gt;
      &lt;FONT SIZE=4 FACE=ARIAL&gt;&lt;B&gt;Neue Bezeichnung&lt;/B&gt;&lt;/FONT&gt;
    &lt;/TD&gt;
  &lt;/TR&gt;
  &lt;TR&gt;
    &lt;TD ALIGN=LEFT&gt;
      &lt;B&gt;
      &lt;FONT SIZE=3 FACE=ARIAL color="#FF0000"&gt;AK505/2,grau&lt;/FONT&gt;
      &lt;/B&gt;
    &lt;/TD&gt;
    &lt;TD ALIGN=LEFT&gt;
      &lt;B&gt;
      &lt;FONT SIZE=3 FACE=ARIAL color="#0000FF"&gt;AK500/2-5.0-H-GRAU&lt;/FONT&gt;
      &lt;/B&gt;
    &lt;/TD&gt;
  &lt;/TR&gt;
  &lt;TR&gt;
    &lt;TD ALIGN=LEFT&gt;
      &lt;B&gt;
      &lt;FONT SIZE=3 FACE=ARIAL color="#FF0000"&gt;AK505/2DS,grau&lt;/FONT&gt;
      &lt;/B&gt;
    &lt;/TD&gt;
    &lt;TD ALIGN=LEFT&gt;
      &lt;B&gt;
      &lt;FONT SIZE=3 FACE=ARIAL color="#0000FF"&gt;AK500/2DS-5.0-H-GRAU&lt;/FONT&gt;
      &lt;/B&gt;
    &lt;/TD&gt;
  &lt;/TR&gt;
  &lt;TR&gt;
    &lt;TD ALIGN=LEFT&gt;
      &lt;B&gt;
      &lt;FONT SIZE=3 FACE=ARIAL color="#FF0000"&gt;AKZ505/2,grau&lt;/FONT&gt;
      &lt;/B&gt;
    &lt;/TD&gt;
    &lt;TD ALIGN=LEFT&gt;
      &lt;B&gt;
      &lt;FONT SIZE=3 FACE=ARIAL color="#0000FF"&gt;AKZ500/2-5.08-H-GRAU&lt;/FONT&gt;
      &lt;/B&gt;
    &lt;/TD&gt;
  &lt;/TABLE&gt;

&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="AK500/2">
<description>&lt;b&gt;CONNECTOR&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="1X16">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="R12" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R13" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="IC2" library="_myLib" package="TO92-" value="">
<attribute name="VALUE"/>
</element>
<element name="SW_1" library="_myLibNew" package="SWITCHMEC" value="SWMEC">
<attribute name="NAME"/>
</element>
<element name="SW_3" library="_myLibNew" package="SWITCHMEC" value="SWMEC"/>
<element name="R7" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R11" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R5" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R8" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R14" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R15" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R30" library="rcl" package="M0805" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C10" library="rcl" package="C0805K" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="rcl" package="C0805K" value="">
<attribute name="VALUE"/>
</element>
<element name="R6" library="rcl" package="M0805" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R31" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R32" library="rcl" package="M0805" value="">
<attribute name="VALUE"/>
</element>
<element name="C6" library="rcl" package="SMC_D" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="rcl" package="SMC_D" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="T1" library="_myLib09" package="SO8" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="T2" library="_myLib09" package="SO8" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="rcl" package="M0805" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R17" library="rcl" package="M0805" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R37" library="rcl" package="MINI_MELF-0207W" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP2" library="pinhead" package="2X03" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R38" library="rcl" package="M0805" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="rcl" package="M1206" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C1" library="rcl" package="E7,5-18" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q3" library="_myLib2" package="TO92-" value="BS170">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q4" library="_myLib2" package="TO92-" value="BS170">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC1" library="atmel" package="DIL28-3" value="MEGA8-P">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="rcl" package="C0805K" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="rcl" package="M0805" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C9" library="rcl" package="C0805K" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="rcl" package="C0805K" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q2" library="_MY2010" package="CRYSTAL-32KHZ-SMD" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q5" library="_myLib2" package="TO92-" value="BS170">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="diode" package="DO41-7.6" value="1N5819-B">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="J1" library="con-molex" package="7395-02" value="22-05-7028-02">
<attribute name="MF" value="MOLEX"/>
<attribute name="MPN" value=""/>
<attribute name="NAME"/>
<attribute name="OC_FARNELL" value="9731601"/>
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="POPULARITY" value="0"/>
<attribute name="VALUE"/>
</element>
<element name="X3" library="con-ptr500" package="AK500/2" value="">
<attribute name="MF" value=""/>
<attribute name="MPN" value=""/>
<attribute name="NAME"/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="POPULARITY" value="14"/>
<attribute name="VALUE"/>
</element>
<element name="LCD16X2" library="pinhead" package="1X16" value="">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="17"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="+18V">
<contactref element="R12" pad="1"/>
<contactref element="R13" pad="2"/>
<contactref element="T1" pad="3"/>
<contactref element="T2" pad="3"/>
<contactref element="R37" pad="2"/>
</signal>
<signal name="GND">
<contactref element="IC2" pad="3"/>
<contactref element="SW_1" pad="P$2"/>
<contactref element="SW_1" pad="P$3"/>
<contactref element="SW_3" pad="P$2"/>
<contactref element="SW_3" pad="P$3"/>
<contactref element="R7" pad="1"/>
<contactref element="R30" pad="1"/>
<contactref element="C10" pad="2"/>
<contactref element="C12" pad="2"/>
<contactref element="R32" pad="1"/>
<contactref element="C6" pad="-"/>
<contactref element="C7" pad="-"/>
<contactref element="R11" pad="2"/>
<contactref element="T1" pad="1"/>
<contactref element="T2" pad="1"/>
<contactref element="R31" pad="1"/>
<contactref element="JP2" pad="6"/>
<contactref element="C1" pad="-"/>
<contactref element="Q3" pad="1"/>
<contactref element="Q4" pad="1"/>
<contactref element="IC1" pad="22"/>
<contactref element="IC1" pad="8"/>
<contactref element="C8" pad="2"/>
<contactref element="C9" pad="2"/>
<contactref element="C11" pad="2"/>
<contactref element="Q5" pad="1"/>
<contactref element="J1" pad="2"/>
</signal>
<signal name="+18VIN">
<contactref element="R37" pad="1"/>
<contactref element="R10" pad="1"/>
<contactref element="C1" pad="+"/>
</signal>
<signal name="N$6">
<contactref element="D1" pad="A"/>
<contactref element="J1" pad="1"/>
</signal>
<signal name="+9V">
<contactref element="IC2" pad="2"/>
<contactref element="C6" pad="+"/>
<contactref element="R10" pad="2"/>
<contactref element="D1" pad="C"/>
</signal>
<signal name="VCC">
<contactref element="IC2" pad="1"/>
<contactref element="C10" pad="1"/>
<contactref element="C12" pad="1"/>
<contactref element="C7" pad="+"/>
<contactref element="R16" pad="2"/>
<contactref element="R17" pad="2"/>
<contactref element="JP2" pad="2"/>
<contactref element="IC1" pad="7"/>
<contactref element="R1" pad="1"/>
<contactref element="IC1" pad="20"/>
<contactref element="LCD16X2" pad="2"/>
<contactref element="LCD16X2" pad="15"/>
</signal>
<signal name="BAT_MON">
<contactref element="IC1" pad="28"/>
</signal>
<signal name="PLCD_E">
<contactref element="IC1" pad="2"/>
<contactref element="LCD16X2" pad="6"/>
</signal>
<signal name="PLCD_RS">
<contactref element="IC1" pad="3"/>
<contactref element="LCD16X2" pad="4"/>
</signal>
<signal name="PLCD_D4">
<contactref element="IC1" pad="23"/>
<contactref element="LCD16X2" pad="11"/>
</signal>
<signal name="PLCD_D5">
<contactref element="IC1" pad="24"/>
<contactref element="LCD16X2" pad="12"/>
</signal>
<signal name="PLCD_D6">
<contactref element="IC1" pad="25"/>
<contactref element="LCD16X2" pad="13"/>
</signal>
<signal name="PLCD_D7">
<contactref element="IC1" pad="26"/>
<contactref element="LCD16X2" pad="14"/>
</signal>
<signal name="LCD_PWEN">
<contactref element="R6" pad="2"/>
<contactref element="IC1" pad="27"/>
</signal>
<signal name="SW1">
<contactref element="SW_1" pad="P$1"/>
<contactref element="SW_1" pad="P$4"/>
<contactref element="R16" pad="1"/>
<contactref element="IC1" pad="4"/>
</signal>
<signal name="SW2">
<contactref element="SW_3" pad="P$1"/>
<contactref element="SW_3" pad="P$4"/>
<contactref element="R17" pad="1"/>
<contactref element="IC1" pad="5"/>
</signal>
<signal name="N$19">
<contactref element="R11" pad="1"/>
<contactref element="R14" pad="2"/>
<contactref element="T1" pad="2"/>
</signal>
<signal name="N$21">
<contactref element="R7" pad="2"/>
<contactref element="R8" pad="1"/>
<contactref element="T2" pad="2"/>
</signal>
<signal name="N$27">
<contactref element="R13" pad="1"/>
<contactref element="T2" pad="4"/>
<contactref element="Q4" pad="3"/>
</signal>
<signal name="OUT-1">
<contactref element="T2" pad="5"/>
<contactref element="T2" pad="7"/>
<contactref element="T2" pad="8"/>
<contactref element="T2" pad="6"/>
<contactref element="X3" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="R30" pad="2"/>
<contactref element="R6" pad="1"/>
<contactref element="Q5" pad="2"/>
</signal>
<signal name="N$9">
<contactref element="R5" pad="1"/>
<contactref element="R32" pad="2"/>
<contactref element="Q4" pad="2"/>
</signal>
<signal name="SN1">
<contactref element="T1" pad="7"/>
<contactref element="T1" pad="5"/>
<contactref element="T1" pad="6"/>
<contactref element="T1" pad="8"/>
<contactref element="X3" pad="2"/>
</signal>
<signal name="LQF1">
<contactref element="R15" pad="1"/>
<contactref element="IC1" pad="6"/>
</signal>
<signal name="LQF2">
<contactref element="R14" pad="1"/>
<contactref element="IC1" pad="11"/>
</signal>
<signal name="LQF3">
<contactref element="R5" pad="2"/>
<contactref element="IC1" pad="12"/>
</signal>
<signal name="LQF4">
<contactref element="R8" pad="2"/>
<contactref element="IC1" pad="13"/>
</signal>
<signal name="N$13">
<contactref element="R38" pad="1"/>
<contactref element="Q5" pad="3"/>
<contactref element="LCD16X2" pad="1"/>
<contactref element="LCD16X2" pad="5"/>
<contactref element="LCD16X2" pad="7"/>
<contactref element="LCD16X2" pad="8"/>
<contactref element="LCD16X2" pad="9"/>
<contactref element="LCD16X2" pad="10"/>
<contactref element="LCD16X2" pad="16"/>
</signal>
<signal name="N$20">
</signal>
<signal name="N$22">
</signal>
<signal name="H1">
</signal>
<signal name="N$38">
<contactref element="R12" pad="2"/>
<contactref element="T1" pad="4"/>
<contactref element="Q3" pad="3"/>
</signal>
<signal name="N$4">
<contactref element="R15" pad="2"/>
<contactref element="R31" pad="2"/>
<contactref element="Q3" pad="2"/>
</signal>
<signal name="RESET">
<contactref element="JP2" pad="5"/>
<contactref element="IC1" pad="1"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="N$42">
</signal>
<signal name="N$45">
</signal>
<signal name="N$16">
<contactref element="R38" pad="2"/>
<contactref element="LCD16X2" pad="3"/>
</signal>
<signal name="SCK">
<contactref element="JP2" pad="3"/>
<contactref element="IC1" pad="19"/>
</signal>
<signal name="MISO">
<contactref element="JP2" pad="1"/>
<contactref element="IC1" pad="18"/>
</signal>
<signal name="MOSI">
<contactref element="JP2" pad="4"/>
<contactref element="IC1" pad="17"/>
</signal>
<signal name="N$8">
</signal>
<signal name="N$15">
<contactref element="IC1" pad="21"/>
<contactref element="C8" pad="1"/>
</signal>
<signal name="N$18">
<contactref element="IC1" pad="10"/>
<contactref element="C11" pad="1"/>
<contactref element="Q2" pad="X1"/>
</signal>
<signal name="N$23">
<contactref element="IC1" pad="9"/>
<contactref element="C9" pad="1"/>
<contactref element="Q2" pad="X2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
