<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.0.1">
<drawing>
<board>
<plain>
<wire x1="0" y1="20.5" x2="0" y2="2" width="0" layer="20"/>
<text>psvemmc
v3.1</text>
<text>Yifan Lu</text>
<wire x1="0" y1="2" x2="0" y2="28.5" width="0.1524" layer="20"/>
<wire x1="2" y1="30.5" x2="36" y2="30.5" width="0.1524" layer="20"/>
<wire x1="38" y1="28.5" x2="38" y2="2" width="0.1524" layer="20"/>
<wire x1="36" y1="0" x2="2" y2="0" width="0.1524" layer="20"/>
<wire x1="0" y1="2" x2="2" y2="0" width="0.1524" layer="20" curve="90"/>
<wire x1="36" y1="0" x2="38" y2="2" width="0.1524" layer="20" curve="90"/>
<wire x1="36" y1="30.5" x2="38" y2="28.5" width="0.1524" layer="20" curve="-90"/>
<wire x1="0" y1="28.5" x2="2" y2="30.5" width="0.1524" layer="20" curve="-90"/>
</plain>
<libraries>
<library name="Seeed-Capacitor">
<packages>
<package name="C0603">
<description>&lt;b&gt;0603&lt;b&gt;&lt;p&gt;</description>
</package>
</packages>
</library>
<library name="testpad">
<description>&lt;b&gt;Test Pins/Pads&lt;/b&gt;&lt;p&gt;
Cream on SMD OFF.&lt;br&gt;
new: Attribute TP_SIGNAL_NAME&lt;br&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="TP10R">
<description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="Seeed-LED">
<packages>
<package name="LED-0603">
</package>
</packages>
</library>
<library name="Seeed-Inductor">
<packages>
<package name="L0603">
</package>
</packages>
</library>
<library name="Seeed-Resistor">
<packages>
<package name="R0603">
</package>
</packages>
</library>
<library name="USB2244">
<packages>
<package name="QFN36">
<description>36-pin QFN</description>
</package>
</packages>
</library>
<library name="LP3996">
<packages>
<package name="SDA10A">
</package>
</packages>
</library>
<library name="crystal">
<description>&lt;b&gt;Crystals and Crystal Resonators&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="XRCGB">
<description>XRCGB Series&lt;p&gt;
Murata</description>
</package>
</packages>
</library>
<library name="TXS02612">
<packages>
<package name="S-PWQFN-N24">
<description>Footprint of the S-PWQFN-N24 package. Dimensions from datasheet:
http://www.ti.com/lit/ds/symlink/txs02612.pdf</description>
</package>
</packages>
</library>
<library name="dp_devices.v6">
<description>Dangerous Prototypes Standard PCB sizes
http://dangerousprototypes.com</description>
<packages>
<package name="PINSHRD_PTH_2X10">
<description>Shrouded 2x10 pin header 0.1"/2.54mm pitch</description>
</package>
</packages>
</library>
<library name="jumper">
<description>&lt;b&gt;Jumpers&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="JP1">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="microchip">
<description>&lt;b&gt;Microchip PIC Microcontrollers and other Devices&lt;/b&gt;&lt;p&gt;
Based on the following sources :
&lt;ul&gt;
&lt;li&gt;Microchip Data Book, 1993
&lt;li&gt;THE EMERGING WORLD STANDARD, 1995/1996
&lt;li&gt;Microchip, Technical Library CD-ROM, June 1998
&lt;li&gt;www.microchip.com
&lt;/ul&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SOT23-5L">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;&lt;p&gt;
package type OT</description>
</package>
</packages>
</library>
<library name="MF_Connectors">
<packages>
<package name="MICROUSB-RIGHT">
<description>&lt;b&gt;Description:&lt;/b&gt; Package for Micro USB Type B connector. Based on FCI 10118193-0001LF.&lt;br&gt;</description>
</package>
</packages>
</library>
<library name="TPD4S014">
<packages>
<package name="DSQ10_1P5X0P9">
</package>
</packages>
</library>
<library name="TI_Low_Power_Buffers">
<packages>
<package name="DRY6">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="Seeed-Capacitor" package="C0603" value="1uf">
<attribute name="MPN" value="CC0603KRX7R8BB105"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C10" library="Seeed-Capacitor" package="C0603" value="100nf">
<attribute name="MPN" value="CC0603KRX7R9BB104"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="Seeed-Capacitor" package="C0603" value="100nf">
<attribute name="MPN" value="CC0603KRX7R9BB104"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="Seeed-Capacitor" package="C0603" value="4.7uf">
<attribute name="MPN" value="CC0603KRX5R6BB475"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="Seeed-Capacitor" package="C0603" value="1uf">
<attribute name="MPN" value="CC0603KRX7R8BB105"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="Seeed-Capacitor" package="C0603" value="1uf">
<attribute name="MPN" value="CC0603KRX7R8BB105"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="Seeed-Capacitor" package="C0603" value="1nf">
<attribute name="MPN" value="GRM1885C1H102JA01D"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="Seeed-Capacitor" package="C0603" value="100nf">
<attribute name="MPN" value="CC0603KRX7R9BB104"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="Seeed-Capacitor" package="C0603" value="1uf">
<attribute name="MPN" value="CC0603KRX7R8BB105"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="Seeed-Capacitor" package="C0603" value="1uf">
<attribute name="MPN" value="CC0603KRX7R8BB105"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="Seeed-Capacitor" package="C0603" value="100nf">
<attribute name="MPN" value="CC0603KRX7R9BB104"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C9" library="Seeed-Capacitor" package="C0603" value="100nf">
<attribute name="MPN" value="CC0603KRX7R9BB104"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="Seeed-LED" package="LED-0603" value="BLUE-0603">
<attribute name="MPN" value="19-217-BHC-ZL1M2RY-3T"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="L1" library="Seeed-Inductor" package="L0603" value="120OHM-500MA">
<attribute name="MPN" value="BLM18AG121SN1D"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="Seeed-Resistor" package="R0603" value="1M">
<attribute name="MPN" value="RC0603FR-071ML"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="Seeed-Resistor" package="R0603" value="12K">
<attribute name="MPN" value="RC0603FR-0712KL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="Seeed-Resistor" package="R0603" value="100K 1/10W">
<attribute name="MPN" value="RC0603JR-07100KL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="Seeed-Resistor" package="R0603" value="1K 1/10W">
<attribute name="MPN" value="RC0603JR-071KL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="USB2244" package="QFN36" value="USB2244QFN">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="LP3996" package="SDA10A" value="LP3996_DSC_10">
<attribute name="BASE_PN" value="LP3996"/>
<attribute name="COMP" value="TypeLDO"/>
<attribute name="LIBRARY" value="ReferenceLP3996SD"/>
<attribute name="PARTNUMBER" value="LP3996SD0833"/>
<attribute name="PIN" value="Count10"/>
<attribute name="SYMBOL" value="NameLP3996SD0833"/>
<attribute name="TYPE" value="LP3996SD0833"/>
<attribute name="VENDOR" value="NationalSemiconductor"/>
<attribute name="VERSION" value="1"/>
</element>
<element name="Y1" library="crystal" package="XRCGB" value="XRCGB">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="Seeed-Capacitor" package="C0603" value="10pf">
<attribute name="MPN" value="CC0603JRNPO9BN100"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C14" library="Seeed-Capacitor" package="C0603" value="10pf">
<attribute name="MPN" value="CC0603JRNPO9BN100"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U3" library="TXS02612" package="S-PWQFN-N24" value="TXS02612">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J1" library="dp_devices.v6" package="PINSHRD_PTH_2X10" value="CON_HEADER_2X10-SHROUDED">
<attribute name="NAME"/>
</element>
<element name="CLKI" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="CLKO" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="TXD" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="RXD" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="PWR" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="CS" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="SCK" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="MOSI" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="MISO" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="NRST" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="CMD" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="DAT0" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="DAT1" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="DAT2" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="DAT3" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="JP1" library="jumper" package="JP1" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="GND" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="U4" library="microchip" package="SOT23-5L" value="24AA00OT">
<attribute name="MF" value="MICROCHIP"/>
<attribute name="MPN" value="24AA00T-I/OTG"/>
<attribute name="NAME"/>
<attribute name="OC_FARNELL" value="1331264"/>
<attribute name="OC_NEWARK" value="89H3038"/>
<attribute name="VALUE"/>
</element>
<element name="R5" library="Seeed-Resistor" package="R0603" value="10K">
<attribute name="MPN" value="RC0603FR-0710KL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="Seeed-Resistor" package="R0603" value="10K">
<attribute name="MPN" value="RC0603FR-0710KL"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J2" library="MF_Connectors" package="MICROUSB-RIGHT" value="MF-CON-MICROUSB-RIGHT">
<attribute name="HOUSEPART" value="YES"/>
<attribute name="MPN" value="MF-CON-MICROUSB-RIGHT"/>
<attribute name="NAME"/>
<attribute name="POPULATE" value="1"/>
<attribute name="URL" value="https://factory.macrofab.com/part/MF-CON-MICROUSB-RIGHT"/>
</element>
<element name="U5" library="TI_Low_Power_Buffers" package="DRY6" value="SN74AUP1G240DRY">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U6" library="TI_Low_Power_Buffers" package="DRY6" value="SN74AUP1G126DRY">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="CLK" library="testpad" package="TP10R" value="TPTP10R">
<attribute name="NAME"/>
<attribute name="TP_SIGNAL_NAME" value=""/>
<attribute name="VALUE"/>
</element>
<element name="U7" library="TPD4S014" package="DSQ10_1P5X0P9" value="TPD4S014_DSQ_10">
<attribute name="DATASHEETURL" value="httpwww.ti.comlitgpnTPD4S014"/>
<attribute name="FAMILY_NAME" value="ESD Solution"/>
<attribute name="GENERIC_PART_NUMBER" value="TPD4S014"/>
<attribute name="INDUSTRY_STD_PKG_TYPE" value="SON"/>
<attribute name="MANUFACTURER" value="Texas Instruments"/>
<attribute name="MANUFACTURER_PART_NUMBER" value="tpd4s014_dsq_10"/>
<attribute name="NAME"/>
<attribute name="PACKAGE_DESIGNATOR" value="DSQ"/>
<attribute name="PIN_COUNT" value="10"/>
<attribute name="VALUE"/>
<attribute name="VENDOR" value="Texas Instruments"/>
</element>
<element name="C15" library="Seeed-Capacitor" package="C0603" value="10UF 6.3V">
<attribute name="MPN" value="CC0603MRX5R5BB106"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C16" library="Seeed-Capacitor" package="C0603" value="10UF 6.3V">
<attribute name="MPN" value="CC0603MRX5R5BB106"/>
<attribute name="NAME"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="USB_M">
<contactref element="U1" pad="3"/>
<contactref element="J2" pad="2"/>
<contactref element="U7" pad="7"/>
</signal>
<signal name="USB_P">
<contactref element="U1" pad="2"/>
<contactref element="J2" pad="3"/>
<contactref element="U7" pad="6"/>
</signal>
<signal name="GND">
<contactref element="U1" pad="28"/>
<contactref element="U1" pad="0"/>
<contactref element="C12" pad="1"/>
<contactref element="C9" pad="1"/>
<contactref element="C11" pad="1"/>
<contactref element="C10" pad="1"/>
<contactref element="U1" pad="26"/>
<contactref element="U1" pad="30"/>
<contactref element="C1" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="U2" pad="6"/>
<contactref element="C2" pad="1"/>
<contactref element="U2" pad="11"/>
<contactref element="C5" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="U3" pad="2"/>
<contactref element="U3" pad="11"/>
<contactref element="J1" pad="2"/>
<contactref element="J1" pad="19"/>
<contactref element="J1" pad="17"/>
<contactref element="JP1" pad="1"/>
<contactref element="C6" pad="2"/>
<contactref element="R2" pad="1"/>
<contactref element="C8" pad="2"/>
<contactref element="C7" pad="2"/>
<contactref element="R4" pad="1"/>
<contactref element="C14" pad="2"/>
<contactref element="C13" pad="1"/>
<contactref element="GND" pad="TP"/>
<contactref element="U4" pad="2"/>
<contactref element="J2" pad="5"/>
<contactref element="U5" pad="1"/>
<contactref element="U5" pad="3"/>
<contactref element="U6" pad="3"/>
<contactref element="C15" pad="1"/>
<contactref element="C16" pad="2"/>
<contactref element="U7" pad="11"/>
<contactref element="U7" pad="8"/>
<contactref element="U7" pad="3"/>
</signal>
<signal name="RBIAS">
<contactref element="U1" pad="35"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="XTAL2">
<contactref element="U1" pad="32"/>
<contactref element="Y1" pad="3"/>
<contactref element="C13" pad="2"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="XTAL1">
<contactref element="U1" pad="33"/>
<contactref element="C14" pad="1"/>
<contactref element="Y1" pad="1"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="VDD18_PLL">
<contactref element="C6" pad="1"/>
<contactref element="U1" pad="34"/>
</signal>
<signal name="VDD33">
<contactref element="U1" pad="36"/>
<contactref element="C8" pad="1"/>
<contactref element="U1" pad="14"/>
<contactref element="C10" pad="2"/>
<contactref element="C12" pad="2"/>
<contactref element="U1" pad="6"/>
<contactref element="C11" pad="2"/>
<contactref element="U1" pad="22"/>
<contactref element="C9" pad="2"/>
<contactref element="U2" pad="9"/>
<contactref element="C2" pad="2"/>
<contactref element="R3" pad="1"/>
<contactref element="U3" pad="5"/>
<contactref element="U4" pad="4"/>
<contactref element="R6" pad="2"/>
<contactref element="R5" pad="2"/>
</signal>
<signal name="!USB_EN">
<contactref element="U1" pad="18"/>
<contactref element="U2" pad="8"/>
<contactref element="R3" pad="2"/>
<contactref element="JP1" pad="2"/>
<contactref element="U5" pad="2"/>
<contactref element="U6" pad="1"/>
</signal>
<signal name="VDD18_USB">
<contactref element="U1" pad="13"/>
<contactref element="C7" pad="1"/>
</signal>
<signal name="LED">
<contactref element="U1" pad="1"/>
<contactref element="D1" pad="+"/>
</signal>
<signal name="LED_M">
<contactref element="D1" pad="-"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="SET">
<contactref element="C5" pad="2"/>
<contactref element="U2" pad="5"/>
</signal>
<signal name="N$2">
<contactref element="U2" pad="4"/>
<contactref element="C4" pad="2"/>
</signal>
<signal name="VDD5">
<contactref element="U2" pad="1"/>
<contactref element="C1" pad="2"/>
<contactref element="U2" pad="2"/>
<contactref element="U2" pad="3"/>
<contactref element="L1" pad="2"/>
</signal>
<signal name="VDD18">
<contactref element="U2" pad="10"/>
<contactref element="C3" pad="2"/>
<contactref element="U3" pad="21"/>
<contactref element="J1" pad="8"/>
<contactref element="U5" pad="6"/>
<contactref element="U6" pad="6"/>
</signal>
<signal name="USB_5V">
<contactref element="J2" pad="1"/>
<contactref element="U7" pad="10"/>
<contactref element="U7" pad="9"/>
<contactref element="C16" pad="1"/>
</signal>
<signal name="SD_D2">
<contactref element="U1" pad="25"/>
<contactref element="U3" pad="1"/>
</signal>
<signal name="SD_D3">
<contactref element="U1" pad="23"/>
<contactref element="U3" pad="3"/>
</signal>
<signal name="SD_CMD">
<contactref element="U1" pad="11"/>
<contactref element="U3" pad="4"/>
</signal>
<signal name="SD_CLK">
<contactref element="U1" pad="9"/>
<contactref element="U3" pad="9"/>
<contactref element="U6" pad="2"/>
</signal>
<signal name="SD_D1">
<contactref element="U1" pad="4"/>
<contactref element="U3" pad="7"/>
</signal>
<signal name="SD_D0">
<contactref element="U1" pad="5"/>
<contactref element="U3" pad="6"/>
</signal>
<signal name="MMC_D3">
<contactref element="U3" pad="22"/>
<contactref element="DAT3" pad="TP"/>
</signal>
<signal name="MMC_D2">
<contactref element="U3" pad="23"/>
<contactref element="DAT2" pad="TP"/>
</signal>
<signal name="MMC_CMD">
<contactref element="U3" pad="20"/>
<contactref element="J1" pad="16"/>
<contactref element="CMD" pad="TP"/>
</signal>
<signal name="MMC_CLK">
<contactref element="J1" pad="14"/>
<contactref element="U6" pad="4"/>
<contactref element="CLK" pad="TP"/>
</signal>
<signal name="MMC_D1">
<contactref element="U3" pad="16"/>
<contactref element="DAT1" pad="TP"/>
</signal>
<signal name="MMC_D0">
<contactref element="U3" pad="18"/>
<contactref element="DAT0" pad="TP"/>
</signal>
<signal name="B1_VCC">
<contactref element="U3" pad="17"/>
</signal>
<signal name="ECPAD">
<contactref element="U3" pad="EPAD"/>
</signal>
<signal name="NRST">
<contactref element="J1" pad="5"/>
<contactref element="NRST" pad="TP"/>
</signal>
<signal name="SPI_MISO">
<contactref element="J1" pad="7"/>
<contactref element="MISO" pad="TP"/>
</signal>
<signal name="SPI_MOSI">
<contactref element="J1" pad="9"/>
<contactref element="MOSI" pad="TP"/>
</signal>
<signal name="SPI_SCK">
<contactref element="J1" pad="11"/>
<contactref element="SCK" pad="TP"/>
</signal>
<signal name="SPI_CS">
<contactref element="J1" pad="13"/>
<contactref element="CS" pad="TP"/>
</signal>
<signal name="PWR_SW">
<contactref element="J1" pad="15"/>
<contactref element="PWR" pad="TP"/>
</signal>
<signal name="CLK_IN">
<contactref element="J1" pad="4"/>
<contactref element="CLKI" pad="TP"/>
</signal>
<signal name="CLK_OUT">
<contactref element="J1" pad="6"/>
<contactref element="CLKO" pad="TP"/>
</signal>
<signal name="UART_TX">
<contactref element="J1" pad="10"/>
<contactref element="TXD" pad="TP"/>
</signal>
<signal name="UART_RX">
<contactref element="J1" pad="12"/>
<contactref element="RXD" pad="TP"/>
</signal>
<signal name="IC_SCK">
<contactref element="U1" pad="31"/>
<contactref element="U4" pad="1"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="IC_SDA">
<contactref element="U1" pad="27"/>
<contactref element="U4" pad="3"/>
<contactref element="R6" pad="1"/>
</signal>
<signal name="SLD">
<contactref element="J2" pad="S5"/>
<contactref element="J2" pad="S3"/>
<contactref element="J2" pad="S4"/>
<contactref element="J2" pad="S6"/>
<contactref element="J2" pad="S1"/>
<contactref element="J2" pad="S2"/>
</signal>
<signal name="SD_SEL">
<contactref element="U5" pad="4"/>
<contactref element="U3" pad="24"/>
</signal>
<signal name="VBUS_OUT">
<contactref element="L1" pad="1"/>
<contactref element="U7" pad="2"/>
<contactref element="U7" pad="1"/>
<contactref element="C15" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
