ATMega 32U4 running at 5V/16MHz. On-Board MINI-USB connector for programming. 12 x Digital I/Os (5 are PWM capable). Rx and Tx Hardware Serial Connections. It has 4 channels of 10-bit ADC. There is a voltage regulator on board so it can accept voltage up to 12VDC.
- ATMega 32U4 running at 5V/16MHz
- On-Board micro-USB connector for programming
- 12 x Digital I/Os (5 are PWM capable)
- Rx and Tx Hardware Serial Connections
1 x Mini USB ATmega32U4 Pro Micro 5V 16MHz Board Module
2 x 1 * 12 Header pin(Straight)