<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.1.3">
<drawing>
<library>
<description>&lt;8-bit Microcontrollers - MCU 16K Flsh, 1K EEPROM 2.5K SRAM&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by SamacSys&lt;/author&gt;</description>
<packages>
<package name="QFP80P1200X1200X120-44N">
<description>&lt;b&gt;TQFP 44A&lt;/b&gt;&lt;br&gt;
</description>
</package>
</packages>
<symbols>
<symbol name="ATMEGA16U4-AU">
<pin name="[INT.6/AIN0]_PE6" direction="in"/>
<pin name="UVCC" direction="pwr"/>
<pin name="D-"/>
<pin name="D+"/>
<pin name="UGND" direction="pwr"/>
<pin name="UCAP"/>
<pin name="VBUS"/>
<pin name="[SS/PCINT0]_PB0" direction="in"/>
<pin name="[PCINT1/SCLK]_PB1" direction="in"/>
<pin name="[PDI/PCINT2/MOSI]_PB2" direction="in"/>
<pin name="[PDO/PCINT3/MISO]_PB3" direction="in"/>
<pin name="[PCINT7/OC0A/OC1C/!RTS]_PB7" direction="in"/>
<pin name="!RESET"/>
<pin name="VCC" direction="pwr"/>
<pin name="GND" direction="pwr"/>
<pin name="XTAL2"/>
<pin name="XTAL1"/>
<pin name="[OC0B/SCL/INT0]_PD0" direction="in"/>
<pin name="[SDA/INT1]_PD1" direction="in"/>
<pin name="[RXD1/INT2]_PD2" direction="in"/>
<pin name="[TXD1/INT3]_PD3" direction="in"/>
<pin name="[XCK1/!CTS]_PD5"/>
<pin name="PE2_[!HWB]"/>
<pin name="PC7_[ICP3/CLK0/OC4A]" direction="in"/>
<pin name="PC6_[OC3A/!OC4A]"/>
<pin name="PB6_[PCINT6/OC1B/OC4B/ADC13]" direction="in"/>
<pin name="PB5_[PCINT5/OC1A/!OC4B!/ADC12]" direction="in"/>
<pin name="PB4_[PCINT4/ADC11]" direction="in"/>
<pin name="PD7_[T0/OC4D/ADC10]"/>
<pin name="PD6_[T1/!OC4D!/ADC9]"/>
<pin name="PD4_[ICP1/ADC8]"/>
<pin name="AVCC" direction="pwr"/>
<pin name="GND_1" direction="pwr"/>
<pin name="AVCC_1" direction="pwr"/>
<pin name="GND_3" direction="pwr"/>
<pin name="AREF" direction="in"/>
<pin name="PF0_[ADC0]"/>
<pin name="PF1_[ADC1]"/>
<pin name="PF4_[ADC4/TCK]"/>
<pin name="PF5_[ADC5/TMS]"/>
<pin name="PF6_[ADC6/TDO]"/>
<pin name="PF7_[ADC7/TDI]"/>
<pin name="GND_2" direction="pwr"/>
<pin name="VCC_1" direction="pwr"/>
</symbol>
</symbols>
<devicesets>
<deviceset name="ATMEGA16U4-AU" prefix="IC">
<description>&lt;b&gt;8-bit Microcontrollers - MCU 16K Flsh, 1K EEPROM 2.5K SRAM&lt;/b&gt;&lt;p&gt;
Source: &lt;a href="http://www.atmel.com/images/atmel-7766-8-bit-avr-atmega16u4-32u4_summary.pdf"&gt; Datasheet &lt;/a&gt;</description>
<gates>
<gate name="G$1" symbol="ATMEGA16U4-AU"/>
</gates>
<devices>
<device name="" package="QFP80P1200X1200X120-44N">
<connects>
<connect gate="G$1" pin="!RESET" pad="13"/>
<connect gate="G$1" pin="AREF" pad="42"/>
<connect gate="G$1" pin="AVCC" pad="24"/>
<connect gate="G$1" pin="AVCC_1" pad="44"/>
<connect gate="G$1" pin="D+" pad="4"/>
<connect gate="G$1" pin="D-" pad="3"/>
<connect gate="G$1" pin="GND" pad="15"/>
<connect gate="G$1" pin="GND_1" pad="23"/>
<connect gate="G$1" pin="GND_2" pad="35"/>
<connect gate="G$1" pin="GND_3" pad="43"/>
<connect gate="G$1" pin="PB4_[PCINT4/ADC11]" pad="28"/>
<connect gate="G$1" pin="PB5_[PCINT5/OC1A/!OC4B!/ADC12]" pad="29"/>
<connect gate="G$1" pin="PB6_[PCINT6/OC1B/OC4B/ADC13]" pad="30"/>
<connect gate="G$1" pin="PC6_[OC3A/!OC4A]" pad="31"/>
<connect gate="G$1" pin="PC7_[ICP3/CLK0/OC4A]" pad="32"/>
<connect gate="G$1" pin="PD4_[ICP1/ADC8]" pad="25"/>
<connect gate="G$1" pin="PD6_[T1/!OC4D!/ADC9]" pad="26"/>
<connect gate="G$1" pin="PD7_[T0/OC4D/ADC10]" pad="27"/>
<connect gate="G$1" pin="PE2_[!HWB]" pad="33"/>
<connect gate="G$1" pin="PF0_[ADC0]" pad="41"/>
<connect gate="G$1" pin="PF1_[ADC1]" pad="40"/>
<connect gate="G$1" pin="PF4_[ADC4/TCK]" pad="39"/>
<connect gate="G$1" pin="PF5_[ADC5/TMS]" pad="38"/>
<connect gate="G$1" pin="PF6_[ADC6/TDO]" pad="37"/>
<connect gate="G$1" pin="PF7_[ADC7/TDI]" pad="36"/>
<connect gate="G$1" pin="UCAP" pad="6"/>
<connect gate="G$1" pin="UGND" pad="5"/>
<connect gate="G$1" pin="UVCC" pad="2"/>
<connect gate="G$1" pin="VBUS" pad="7"/>
<connect gate="G$1" pin="VCC" pad="14"/>
<connect gate="G$1" pin="VCC_1" pad="34"/>
<connect gate="G$1" pin="XTAL1" pad="17"/>
<connect gate="G$1" pin="XTAL2" pad="16"/>
<connect gate="G$1" pin="[INT.6/AIN0]_PE6" pad="1"/>
<connect gate="G$1" pin="[OC0B/SCL/INT0]_PD0" pad="18"/>
<connect gate="G$1" pin="[PCINT1/SCLK]_PB1" pad="9"/>
<connect gate="G$1" pin="[PCINT7/OC0A/OC1C/!RTS]_PB7" pad="12"/>
<connect gate="G$1" pin="[PDI/PCINT2/MOSI]_PB2" pad="10"/>
<connect gate="G$1" pin="[PDO/PCINT3/MISO]_PB3" pad="11"/>
<connect gate="G$1" pin="[RXD1/INT2]_PD2" pad="20"/>
<connect gate="G$1" pin="[SDA/INT1]_PD1" pad="19"/>
<connect gate="G$1" pin="[SS/PCINT0]_PB0" pad="8"/>
<connect gate="G$1" pin="[TXD1/INT3]_PD3" pad="21"/>
<connect gate="G$1" pin="[XCK1/!CTS]_PD5" pad="22"/>
</connects>
<technologies>
<technology name="">
<attribute name="DESCRIPTION" value="8-bit Microcontrollers - MCU 16K Flsh, 1K EEPROM 2.5K SRAM"/>
<attribute name="HEIGHT" value="1.2mm"/>
<attribute name="MANUFACTURER_NAME" value="Microchip"/>
<attribute name="MANUFACTURER_PART_NUMBER" value="ATMEGA16U4-AU"/>
<attribute name="MOUSER_PART_NUMBER" value="556-ATMEGA16U4-AU"/>
<attribute name="MOUSER_PRICE-STOCK" value="https://www.mouser.com/Search/Refine.aspx?Keyword=556-ATMEGA16U4-AU"/>
<attribute name="RS_PART_NUMBER" value="1773649"/>
<attribute name="RS_PRICE-STOCK" value="http://uk.rs-online.com/web/p/products/1773649"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
</devicesets>
</library>
</drawing>
</eagle>
