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Arduino Leonardo (Rev3b)

The Arduino Leonardo is a microcontroller board based on the ATmega32u4 (datasheet). It has 20 digital input/output pins (of which 7 can be used as PWM outputs and 12 as analog inputs), a 16 MHz crystal oscillator, a micro USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.

The Leonardo differs from all preceding boards in that the ATmega32u4 has built-in USB communication, eliminating the need for a secondary processor. This allows the Leonardo to appear to a connected computer as a mouse and keyboard, in addition to a virtual (CDC) serial / COM port. It also has other implications for the behavior of the board; these are detailed on the getting started page.
Fritzing breadboard generated by brd2svg layer 21 text:Prototype text:Limited text:Edition text:13 13 text:12 12 text:11 11 text:10 10 text:9 9 text:8 8 text:7 7 text:6 6 text:5 5 text:4 4 text:3 3 text:2 2 text:1 1 text:0 0 text:+VIN +VIN text:PWM COMPL1 text:PWM COMPL2 element:C1 package:C0603-ROUND element:C2 package:C0603-ROUND element:C3 package:C0603-ROUND element:C4 package:C0603-ROUND element:C5 package:C0603-ROUND element:C6 package:C0603-ROUND element:C7 package:C0603-ROUND element:C8 package:SMC_B element:C9 package:C0603-ROUND element:C10 package:SMC_B element:C11 package:C0603-ROUND element:C12 package:SMC_B element:C13 package:C0603-ROUND element:C14 package:C0603-ROUND element:C22 package:C0603-ROUND element:F1 package:L1812 element:FID1 package:FIDUCIA-MOUNT element:FID3 package:FIDUCIA-MOUNT element:L text:L L package:CHIPLED_0805 element:ON text:ON ON package:CHIPLED_0805 element:ORIGIN package:TP-SP element:R1 package:R0603-ROUND element:R2 package:R0402 element:R3 package:R0402 text:RESET RESET element:RN1 package:CAY16 element:RN2 package:CAY16 element:RN3 package:CAY16 element:RX text:RX RX package:CHIPLED_0805 element:TX text:TX TX package:CHIPLED_0805 element:U1 package:QFN44ML7X7 element:Z1 package:CT/CN0603 element:Z2 package:CT/CN0603 layer 25 text:5V 5V text:A0 A0 text:AREF AREF text:AREF SCL SDA text:1 1 text:GND GND text:M.Banzi text:D.Cuartielles text:D.Mellis text:[#=PWM] DIGITAL (PWM ~ ) text:G.Martino text:T.Igoe text:RST RST text:3V3 3V3 text:www.arduino.cc www.arduino.cc text:www.arduino.cc MADE IN ITALY text:Arduino Arduino text:TM TM text:DUE LEONARDO text:A1 A1 text:A2 A2 text:A3 A3 text:A4 A4 text:A5 A5 text:VIN VIN text:GND GND text:# ~ text:# ~ text:# ~ text:# ~ text:# ~ text:# ~ text:# ~ text:IOREF IOREF text:GND GND text:SDA text:SCL text:A6 text:A11 text:A7 text:A8 text:A9 text:A10 text:(AIN0) element:C1 package:C0603-ROUND element:C2 package:C0603-ROUND element:C3 package:C0603-ROUND element:C4 package:C0603-ROUND element:C5 package:C0603-ROUND element:C6 package:C0603-ROUND element:C7 package:C0603-ROUND element:C8 package:SMC_B element:C9 package:C0603-ROUND element:C10 package:SMC_B element:C11 package:C0603-ROUND element:C12 package:SMC_B element:C13 package:C0603-ROUND element:C14 package:C0603-ROUND element:C22 package:C0603-ROUND element:D1 package:SMB element:D2 package:MINIMELF element:F1 package:L1812 element:FID1 package:FIDUCIA-MOUNT element:FID3 package:FIDUCIA-MOUNT element:IC2 package:MSOP08 element:ICSP text:ICSP ICSP package:2X03 element:J4 package:1X06 element:L package:CHIPLED_0805 element:L1 package:0805 element:L2 package:0805 element:ON package:CHIPLED_0805 element:ORIGIN package:TP-SP element:R1 package:R0603-ROUND element:R2 package:R0402 element:R3 package:R0402 element:RESET package:TS42 element:RN1 package:CAY16 element:RN2 package:CAY16 element:RN3 package:CAY16 element:RX package:CHIPLED_0805 element:T1 package:SOT-23 element:TX package:CHIPLED_0805 element:U1 package:QFN44ML7X7 element:U2 package:TQFP44-PAD element:U3 package:SOT23-DBV element:Y1 package:CRYSTAL-3.2-2.5 element:Z1 package:CT/CN0603 element:Z2 package:CT/CN0603 TX RX text:ANALOG IN ANALOG IN text:ANALOG IN POWER
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Connectors / Pins — 32 total

Download .fzpz
Module ID
Arduino_Leonardo_Rev3(fix)
Category
Development Boards
Author
althaus

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