ATmega32U4 Pro Micro

This is a clone of the Arduino Pro Micro with the ATmega32U4 MCU.

This board utilizes the internal ATmega32U4 USB transceiver connected to an on-board micro-USB connector to provide connectivity for programming.

Product Contents

• 1 - Pro Micro board with ATmega32U4
  
• 2 - 12 pin straight male headers

Specifications

• LEDs to indicate power, RX and TX
  
• Microcontroller: ATmega32U4 at 16MHz
  
• Operating Voltage: 5V
  
• Input Supply Voltage: 5 - 12V
  
• Digital I/O Pins: 12 (5 are PWM capable)
  
• Analog Input Pins: 4 (can also be used as digital I/O pins)
  
• I/O Pin DC Current Capability: 40mA
  
• Flash Memory: 32kB
  
• SRAM: 2.5kB
  
• EEPROM: 1kB
  
• Clock Speed: 16MHz
  
• Dimensions:
  
  • Length: 34mm (1.34")
    
  • Width: 18mm (0.71")