<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.7.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="120.63" y2="0" width="0" layer="20"/>
<wire x1="120.63" y1="0" x2="120.63" y2="74.9175" width="0" layer="20"/>
<wire x1="120.63" y1="74.9175" x2="0" y2="74.9175" width="0" layer="20"/>
<wire x1="0" y1="74.9175" x2="0" y2="0" width="0" layer="20"/>
<hole x="5.08" y="5.08" drill="3.999990625"/>
<hole x="13.9" y="65.94" drill="3"/>
<hole x="13.9" y="50.94" drill="3"/>
<hole x="115.57" y="5.08" drill="3.999990625"/>
<hole x="115.57" y="69.85" drill="3.999990625"/>
<hole x="5.08" y="69.85" drill="3.999990625"/>
<text>HygroTherm
(C) Markus Fulde 2020</text>
<text>Präzises Hygrometer und Thermometer
auf Basis Sensirion SHT85</text>
</plain>
<libraries>
<library name="atmel">
<description>&lt;b&gt;AVR Devices&lt;/b&gt;&lt;p&gt;
Configurable logic, microcontrollers, nonvolatile memories&lt;p&gt;
Based on the following sources:&lt;p&gt;
&lt;ul&gt;
&lt;li&gt;www.atmel.com
&lt;li&gt;CD-ROM : Configurable Logic Microcontroller Nonvolatile Memory
&lt;li&gt;CadSoft download site, www.cadsoft.de or www.cadsoftusa.com , file at90smcu_v400.zip
&lt;li&gt;avr.lbr
&lt;/ul&gt;
&lt;author&gt;Revised by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="DIL40">
<description>&lt;B&gt;Dual In Line&lt;/B&gt;</description>
</package>
</packages>
</library>
<library name="HD44780LCD">
<packages>
<package name="LCD-16X2-4HOLES">
</package>
</packages>
</library>
<library name="DrMaFu">
<description>Besondere Bauelemente aus DrMaFu Projekten</description>
<packages>
<package name="C050-025X075">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
DrMaFu:&lt;br /&gt;
15.03.2019: Octagon changed in Round&lt;br /&gt;
&lt;br /&gt;
grid 5 mm, outline 2.5 x 7.5 mm</description>
</package>
<package name="0207/10">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 10 mm</description>
</package>
<package name="RTRIM3296">
<description>&lt;b&gt;Trimm resistor&lt;/b&gt; BOURNS / BAOTER /BENTENG&lt;p&gt;
3296</description>
</package>
<package name="USB-MINIB-WR">
<description>&lt;b&gt;Mini USB 5-pin thru-mount connector&lt;/b&gt;
&lt;p&gt;
4Ucon #18732</description>
</package>
<package name="CLW1016">
<description>&lt;b&gt;SLIDING SWITCH&lt;/b&gt;&lt;p&gt;
cylewet 100 12 mm Vertikale Slide Switch SPDT 1P2T mit 3 Pins PCB Panel für Arduino (10 Stück) &lt;br /&gt;
CLW1016</description>
</package>
<package name="MA03-2">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X06-BIG">
</package>
<package name="JP1">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
<package name="DO35-10">
<description>&lt;B&gt;DIODE&lt;/B&gt;&lt;p&gt;
diameter 2 mm, horizontal, grid 10.16 mm</description>
</package>
<package name="MJTP1230">
<description>&lt;b&gt;APEM Kurzhubtaster&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="ConvCtrl">
<description>Inductor PE-52626 for 50kHz Simple Switcher</description>
<packages>
<package name="LED3MM">
<description>&lt;B&gt;LED&lt;/B&gt;&lt;p&gt;
3 mm, round</description>
</package>
<package name="TO92">
<description>&lt;b&gt;TO 92&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="SamacSys_Parts">
<description>&lt;b&gt;https://componentsearchengine.com&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by SamacSys&lt;/author&gt;</description>
<packages>
<package name="SHT85">
<description>&lt;b&gt;SHT85-2&lt;/b&gt;&lt;br&gt;
</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="atmel" package="DIL40" value="MEGA16-P">
<attribute name="MF" value=""/>
<attribute name="MPN" value="ATMEGA16-16PU"/>
<attribute name="OC_NEWARK" value="01M6885"/>
<attribute name="OC_FARNELL" value="9171142"/>
</element>
<element name="U$1" library="HD44780LCD" package="LCD-16X2-4HOLES" value="LCD-HD447804-HOLES16X2-4-HOLES"/>
<element name="C1" library="DrMaFu" package="C050-025X075" value="100nF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="DrMaFu" package="0207/10" value="150R">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="DrMaFu" package="RTRIM3296" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="DrMaFu" package="RTRIM3296" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="LED1" library="ConvCtrl" package="LED3MM" value="3mm LCD green">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="DrMaFu" package="0207/10" value="1k5">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="CN1" library="DrMaFu" package="USB-MINIB-WR" value="USB_VCC">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="S1" library="DrMaFu" package="CLW1016" value="On/Off">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R5" library="DrMaFu" package="0207/10" value="1k5">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="LED2" library="ConvCtrl" package="LED3MM" value="3mm LCD red">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="SV1" library="DrMaFu" package="MA03-2" value="ISP6">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="FTDI1" library="DrMaFu" package="1X06-BIG" value="Trace">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="DrMaFu" package="C050-025X075" value="100nF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC2" library="SamacSys_Parts" package="SHT85" value="SHT85">
<attribute name="MANUFACTURER_NAME" value="Sensirion"/>
<attribute name="MANUFACTURER_PART_NUMBER" value="SHT85"/>
<attribute name="MOUSER_PRICE-STOCK" value="https://www.mouser.com/Search/Refine.aspx?Keyword=403-SHT85"/>
<attribute name="HEIGHT" value="14.8mm"/>
<attribute name="MOUSER_PART_NUMBER" value="403-SHT85"/>
<attribute name="DESCRIPTION" value="Sensirion SHT85, Temperature &amp; Humidity Sensor -40  +105 C +/-0.1 C, +/-1.5 %RH Serial-I2C, 4-Pin SMD"/>
</element>
<element name="R6" library="DrMaFu" package="0207/10" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="DrMaFu" package="0207/10" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q1" library="ConvCtrl" package="TO92" value="BC547">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP1" library="DrMaFu" package="JP1" value="FAN"/>
<element name="R8" library="DrMaFu" package="0207/10" value="56R"/>
<element name="R9" library="DrMaFu" package="0207/10" value="1k2"/>
<element name="C3" library="DrMaFu" package="C050-025X075" value="100nF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="DrMaFu" package="DO35-10" value="1N4148">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="DrMaFu" package="0207/10" value="4k7">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="DrMaFu" package="C050-025X075" value="47n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="S2" library="DrMaFu" package="MJTP1230" value="Reset">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="U$1" pad="16"/>
<contactref element="C1" pad="2"/>
<contactref element="U$1" pad="1"/>
<contactref element="R3" pad="3"/>
<contactref element="LED1" pad="K"/>
<contactref element="CN1" pad="GND"/>
<contactref element="LED2" pad="K"/>
<contactref element="FTDI1" pad="1"/>
<contactref element="SV1" pad="6"/>
<contactref element="C2" pad="2"/>
<contactref element="IC1" pad="11"/>
<contactref element="IC1" pad="31"/>
<contactref element="C3" pad="2"/>
<contactref element="S2" pad="2"/>
<contactref element="S2" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="IC2" pad="3"/>
<contactref element="JP1" pad="2"/>
</signal>
<signal name="VCC">
<contactref element="C1" pad="1"/>
<contactref element="U$1" pad="2"/>
<contactref element="R2" pad="3"/>
<contactref element="R3" pad="1"/>
<contactref element="S1" pad="1"/>
<contactref element="R5" pad="2"/>
<contactref element="SV1" pad="2"/>
<contactref element="C2" pad="1"/>
<contactref element="IC1" pad="32"/>
<contactref element="IC1" pad="30"/>
<contactref element="IC1" pad="10"/>
<contactref element="C3" pad="1"/>
<contactref element="D1" pad="C"/>
<contactref element="R10" pad="1"/>
<contactref element="IC2" pad="2"/>
<contactref element="R7" pad="2"/>
<contactref element="R6" pad="2"/>
<contactref element="Q1" pad="3"/>
</signal>
<signal name="LCD_A">
<contactref element="U$1" pad="15"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="VO">
<contactref element="U$1" pad="3"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="R2" pad="2"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="DB0">
<contactref element="IC1" pad="40"/>
<contactref element="U$1" pad="7"/>
</signal>
<signal name="DB1">
<contactref element="IC1" pad="39"/>
<contactref element="U$1" pad="8"/>
</signal>
<signal name="DB2">
<contactref element="IC1" pad="38"/>
<contactref element="U$1" pad="9"/>
</signal>
<signal name="DB3">
<contactref element="IC1" pad="37"/>
<contactref element="U$1" pad="10"/>
</signal>
<signal name="DB4">
<contactref element="IC1" pad="36"/>
<contactref element="U$1" pad="11"/>
</signal>
<signal name="DB5">
<contactref element="IC1" pad="35"/>
<contactref element="U$1" pad="12"/>
</signal>
<signal name="DB6">
<contactref element="IC1" pad="34"/>
<contactref element="U$1" pad="13"/>
</signal>
<signal name="DB7">
<contactref element="IC1" pad="33"/>
<contactref element="U$1" pad="14"/>
</signal>
<signal name="ENABLE">
<contactref element="U$1" pad="6"/>
<contactref element="IC1" pad="3"/>
</signal>
<signal name="RW">
<contactref element="U$1" pad="5"/>
<contactref element="IC1" pad="2"/>
</signal>
<signal name="RESET">
<contactref element="U$1" pad="4"/>
<contactref element="IC1" pad="4"/>
</signal>
<signal name="ALIVE">
<contactref element="IC1" pad="1"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="R4" pad="1"/>
<contactref element="LED1" pad="A"/>
</signal>
<signal name="N$2">
<contactref element="CN1" pad="VBUS"/>
<contactref element="S1" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="R5" pad="1"/>
<contactref element="LED2" pad="A"/>
</signal>
<signal name="RXD">
<contactref element="IC1" pad="15"/>
<contactref element="FTDI1" pad="5"/>
</signal>
<signal name="SCK">
<contactref element="IC1" pad="8"/>
<contactref element="SV1" pad="3"/>
</signal>
<signal name="MISO">
<contactref element="IC1" pad="7"/>
<contactref element="SV1" pad="1"/>
</signal>
<signal name="MOSI">
<contactref element="IC1" pad="6"/>
<contactref element="SV1" pad="4"/>
</signal>
<signal name="SCL">
<contactref element="IC2" pad="1"/>
<contactref element="R6" pad="1"/>
<contactref element="IC1" pad="22"/>
</signal>
<signal name="SDA">
<contactref element="IC2" pad="4"/>
<contactref element="R7" pad="1"/>
<contactref element="IC1" pad="23"/>
</signal>
<signal name="FAN+">
<contactref element="JP1" pad="1"/>
<contactref element="R8" pad="1"/>
</signal>
<signal name="FAN">
<contactref element="IC1" pad="21"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="R9" pad="2"/>
<contactref element="Q1" pad="2"/>
</signal>
<signal name="N$6">
<contactref element="Q1" pad="1"/>
<contactref element="R8" pad="2"/>
</signal>
<signal name="ISP_RESET">
<contactref element="SV1" pad="5"/>
<contactref element="R10" pad="2"/>
<contactref element="C4" pad="2"/>
<contactref element="D1" pad="A"/>
<contactref element="S2" pad="3"/>
<contactref element="S2" pad="4"/>
<contactref element="IC1" pad="9"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
