<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.7.0">
<drawing>
<schematic>
<libraries>
<library name="Frames">
<description>Frames for Sheet and Layout</description>
<packages>
</packages>
<symbols>
<symbol name="A4L-LOC">
</symbol>
</symbols>
<devicesets>
<deviceset name="A4L-LOC" prefix="FRAME" uservalue="yes">
<description>FRAME DIN A4 landscape with location and doc. field</description>
<gates>
<gate name="G$1" symbol="A4L-LOC"/>
</gates>
<devices>
<device name="">
<technologies>
<technology name=""/>
</technologies>
</device>
</devices>
</deviceset>
</devicesets>
</library>
<library name="Connector-new">
<packages>
<package name="H7-2.54">
</package>
<package name="H7-SMD-2.0-TEST">
</package>
<package name="H7-2.0">
</package>
<package name="H7-2.54-18.28X2.5X5MM">
</package>
<package name="HW4-SMD-2.0-90D">
</package>
<package name="HW4-SMD-2.0">
</package>
<package name="H4+2P-1.25-10X5.3X3.6MM">
</package>
</packages>
<symbols>
<symbol name="HEADER-7P">
<pin name="1" function="dotclk"/>
<pin name="2"/>
<pin name="3"/>
<pin name="4"/>
<pin name="5"/>
<pin name="6"/>
<pin name="7"/>
</symbol>
<symbol name="GROVE-CONNECTOR-SMD">
<pin name="1" function="dotclk"/>
<pin name="2" function="dot"/>
<pin name="3" function="dot"/>
<pin name="4" function="dot"/>
<pin name="SS1"/>
<pin name="SS2"/>
</symbol>
</symbols>
<devicesets>
<deviceset name="HEADER-7P" prefix="J" uservalue="yes">
<gates>
<gate name="G$1" symbol="HEADER-7P"/>
</gates>
<devices>
<device name="-2.54" package="H7-2.54">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="5" pad="5"/>
<connect gate="G$1" pin="6" pad="6"/>
<connect gate="G$1" pin="7" pad="7"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-2.0-SMD" package="H7-SMD-2.0-TEST">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="5" pad="5"/>
<connect gate="G$1" pin="6" pad="6"/>
<connect gate="G$1" pin="7" pad="7"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-2.0" package="H7-2.0">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="5" pad="5"/>
<connect gate="G$1" pin="6" pad="6"/>
<connect gate="G$1" pin="7" pad="7"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-18.28X2.5" package="H7-2.54-18.28X2.5X5MM">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="5" pad="5"/>
<connect gate="G$1" pin="6" pad="6"/>
<connect gate="G$1" pin="7" pad="7"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
</devices>
</deviceset>
<deviceset name="GROVE-CONNECTOR-SMD" prefix="J" uservalue="yes">
<gates>
<gate name="G$1" symbol="GROVE-CONNECTOR-SMD"/>
</gates>
<devices>
<device name="-320110032" package="HW4-SMD-2.0-90D">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="SS1" pad="SS1"/>
<connect gate="G$1" pin="SS2" pad="SS2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-320110030" package="HW4-SMD-2.0">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="SS1" pad="SS1"/>
<connect gate="G$1" pin="SS2" pad="SS2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="" package="H4+2P-1.25-10X5.3X3.6MM">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="SS1" pad="P1"/>
<connect gate="G$1" pin="SS2" pad="P2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
</devices>
</deviceset>
</devicesets>
</library>
<library name="Power_Symbols">
<description>&lt;B&gt;Supply &amp; Ground symbols</description>
<packages>
</packages>
<symbols>
<symbol name="+3.3V">
<description>3.3 Volt (3V3) Bar</description>
<pin name="+3.3V" direction="sup"/>
</symbol>
<symbol name="GND">
<description>Ground (GND) Arrow</description>
<pin name="GND" direction="sup"/>
</symbol>
</symbols>
<devicesets>
<deviceset name="+3.3V" prefix="SUPPLY" uservalue="yes">
<description>&lt;b&gt;SUPPLY SYMBOL&lt;/b&gt;  3.3 Volt (3V3) Bar</description>
<gates>
<gate name="G$1" symbol="+3.3V"/>
</gates>
<devices>
<device name="">
<technologies>
<technology name="">
<attribute name="CATEGORY" value="Supply"/>
<attribute name="VALUE" value="+3.3V"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
<deviceset name="GND" prefix="SUPPLY" uservalue="yes">
<description>&lt;b&gt;SUPPLY SYMBOL&lt;/b&gt; - Ground (GND) Arrow</description>
<gates>
<gate name="G$1" symbol="GND"/>
</gates>
<devices>
<device name="">
<technologies>
<technology name="">
<attribute name="CATEGORY" value="Supply"/>
<attribute name="VALUE" value="GND"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
</devicesets>
</library>
<library name="Discrete-new">
<packages>
<package name="R0204_5">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0204, grid 5 mm</description>
</package>
<package name="R0204_7">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0204, grid 7.5 mm</description>
</package>
<package name="R0207_10">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 10 mm</description>
</package>
<package name="R0207_12">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 12 mm</description>
</package>
<package name="R0207_7">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 7.5 mm</description>
</package>
<package name="R0309_10">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0309, grid 10mm</description>
</package>
<package name="R0309_12">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0309, grid 12.5 mm</description>
</package>
<package name="R0309_15">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0309, grid 15mm</description>
</package>
<package name="R0309_20">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0309, grid 20mm</description>
</package>
<package name="R2512">
<description>2512</description>
</package>
<package name="R0821_27">
</package>
<package name="R0515_20.4">
</package>
<package name="R0824_26">
</package>
<package name="R7519_60.4">
</package>
<package name="R0201">
</package>
<package name="R0402">
</package>
<package name="R0603">
</package>
<package name="R0805">
</package>
<package name="R1206">
</package>
<package name="R0512">
</package>
<package name="R2-3.5-6.96X4MM">
</package>
</packages>
<symbols>
<symbol name="RES-ARRAY">
<pin name="1" direction="pas"/>
<pin name="2" direction="pas"/>
</symbol>
</symbols>
<devicesets>
<deviceset name="RES" prefix="R" uservalue="yes">
<gates>
<gate name="R" symbol="RES-ARRAY"/>
</gates>
<devices>
<device name="-0204/5" package="R0204_5">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0204/7" package="R0204_7">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0207/10" package="R0207_10">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0207/12" package="R0207_12">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0207/7" package="R0207_7">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0309/10" package="R0309_10">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0309/12" package="R0309_12">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0309/15" package="R0309_15">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0309/20" package="R0309_20">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-2512" package="R2512">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0821/27-5W" package="R0821_27">
<connects>
<connect gate="R" pin="1" pad="P$1"/>
<connect gate="R" pin="2" pad="P$2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0515" package="R0515_20.4">
<connects>
<connect gate="R" pin="1" pad="P$1"/>
<connect gate="R" pin="2" pad="P$2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0824/26-5W" package="R0824_26">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-7519" package="R7519_60.4">
<connects>
<connect gate="R" pin="1" pad="1 2"/>
<connect gate="R" pin="2" pad="3 4"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0201" package="R0201">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0402" package="R0402">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0603" package="R0603">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0805" package="R0805">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-1206" package="R1206">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-0512" package="R0512">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
<device name="-2.54" package="R2-3.5-6.96X4MM">
<connects>
<connect gate="R" pin="1" pad="1"/>
<connect gate="R" pin="2" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
</devices>
</deviceset>
</devicesets>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<parts>
<part name="FRAME1" library="Frames" deviceset="A4L-LOC" device=""/>
<part name="J1" library="Connector-new" deviceset="HEADER-7P" device="-18.28X2.5"/>
<part name="J2" library="Connector-new" deviceset="HEADER-7P" device="-18.28X2.5"/>
<part name="J3" library="Connector-new" deviceset="GROVE-CONNECTOR-SMD" device="-320110032"/>
<part name="J4" library="Connector-new" deviceset="GROVE-CONNECTOR-SMD" device="-320110032"/>
<part name="SUPPLY1" library="Power_Symbols" deviceset="+3.3V" device="" value="+3.3V"/>
<part name="SUPPLY2" library="Power_Symbols" deviceset="GND" device="" value="GND"/>
<part name="SUPPLY3" library="Power_Symbols" deviceset="GND" device="" value="GND"/>
<part name="SUPPLY4" library="Power_Symbols" deviceset="+3.3V" device="" value="+3.3V"/>
<part name="R1" library="Discrete-new" deviceset="RES" device="-0603" value="10k"/>
<part name="R2" library="Discrete-new" deviceset="RES" device="-0603" value="10k"/>
<part name="J5" library="Connector-new" deviceset="GROVE-CONNECTOR-SMD" device="-320110032"/>
<part name="J6" library="Connector-new" deviceset="GROVE-CONNECTOR-SMD" device="-320110032"/>
<part name="SUPPLY5" library="Power_Symbols" deviceset="GND" device="" value="GND"/>
<part name="SUPPLY6" library="Power_Symbols" deviceset="+3.3V" device="" value="+3.3V"/>
<part name="J7" library="Connector-new" deviceset="GROVE-CONNECTOR-SMD" device="-320110032"/>
<part name="SUPPLY7" library="Power_Symbols" deviceset="GND" device="" value="GND"/>
<part name="SUPPLY8" library="Power_Symbols" deviceset="+3.3V" device="" value="+3.3V"/>
</parts>
<sheets>
<sheet>
<plain>
</plain>
<busses>
</busses>
<nets>
<net name="GND">
<segment>
<pinref part="J2" gate="G$1" pin="2"/>
<pinref part="SUPPLY2" gate="G$1" pin="GND"/>
</segment>
<segment>
<pinref part="J3" gate="G$1" pin="4"/>
<pinref part="SUPPLY3" gate="G$1" pin="GND"/>
<pinref part="J3" gate="G$1" pin="SS1"/>
<pinref part="J4" gate="G$1" pin="SS2"/>
<pinref part="J4" gate="G$1" pin="SS1"/>
<pinref part="J3" gate="G$1" pin="SS2"/>
<pinref part="J4" gate="G$1" pin="4"/>
</segment>
<segment>
<pinref part="J5" gate="G$1" pin="4"/>
<pinref part="SUPPLY5" gate="G$1" pin="GND"/>
<pinref part="J5" gate="G$1" pin="SS1"/>
<pinref part="J6" gate="G$1" pin="SS2"/>
<pinref part="J6" gate="G$1" pin="SS1"/>
<pinref part="J5" gate="G$1" pin="SS2"/>
<pinref part="J6" gate="G$1" pin="4"/>
</segment>
<segment>
<pinref part="J7" gate="G$1" pin="4"/>
<pinref part="SUPPLY7" gate="G$1" pin="GND"/>
<pinref part="J7" gate="G$1" pin="SS1"/>
<pinref part="J7" gate="G$1" pin="SS2"/>
</segment>
</net>
<net name="+3.3V">
<segment>
<pinref part="J2" gate="G$1" pin="3"/>
<pinref part="SUPPLY1" gate="G$1" pin="+3.3V"/>
</segment>
<segment>
<pinref part="SUPPLY4" gate="G$1" pin="+3.3V"/>
<pinref part="J4" gate="G$1" pin="3"/>
<pinref part="J3" gate="G$1" pin="3"/>
<pinref part="R1" gate="R" pin="2"/>
<pinref part="R2" gate="R" pin="2"/>
</segment>
<segment>
<pinref part="SUPPLY6" gate="G$1" pin="+3.3V"/>
<pinref part="J6" gate="G$1" pin="3"/>
<pinref part="J5" gate="G$1" pin="3"/>
</segment>
<segment>
<pinref part="SUPPLY8" gate="G$1" pin="+3.3V"/>
<pinref part="J7" gate="G$1" pin="3"/>
</segment>
</net>
<net name="SCL">
<segment>
<pinref part="J3" gate="G$1" pin="1"/>
<pinref part="R1" gate="R" pin="1"/>
</segment>
<segment>
<pinref part="J1" gate="G$1" pin="6"/>
</segment>
</net>
<net name="SDA">
<segment>
<pinref part="J3" gate="G$1" pin="2"/>
<pinref part="R2" gate="R" pin="1"/>
</segment>
<segment>
<pinref part="J1" gate="G$1" pin="5"/>
</segment>
</net>
<net name="RXD">
<segment>
<pinref part="J4" gate="G$1" pin="1"/>
</segment>
<segment>
<pinref part="J2" gate="G$1" pin="7"/>
</segment>
</net>
<net name="TXD">
<segment>
<pinref part="J4" gate="G$1" pin="2"/>
</segment>
<segment>
<pinref part="J1" gate="G$1" pin="7"/>
</segment>
</net>
<net name="A0">
<segment>
<pinref part="J5" gate="G$1" pin="2"/>
</segment>
<segment>
<pinref part="J1" gate="G$1" pin="1"/>
</segment>
</net>
<net name="A1">
<segment>
<pinref part="J5" gate="G$1" pin="1"/>
</segment>
<segment>
<pinref part="J1" gate="G$1" pin="2"/>
</segment>
</net>
<net name="A2">
<segment>
<pinref part="J6" gate="G$1" pin="2"/>
</segment>
<segment>
<pinref part="J1" gate="G$1" pin="3"/>
</segment>
</net>
<net name="A3">
<segment>
<pinref part="J6" gate="G$1" pin="1"/>
</segment>
<segment>
<pinref part="J1" gate="G$1" pin="4"/>
</segment>
</net>
<net name="A9">
<segment>
<pinref part="J7" gate="G$1" pin="1"/>
</segment>
<segment>
<pinref part="J2" gate="G$1" pin="5"/>
</segment>
</net>
<net name="A8">
<segment>
<pinref part="J7" gate="G$1" pin="2"/>
</segment>
<segment>
<pinref part="J2" gate="G$1" pin="6"/>
</segment>
</net>
</nets>
</sheet>
</sheets>
</schematic>
</drawing>
</eagle>
