Arduino Pro Mini Atmega328: It is a useful micro-controller board despite its small structure. 14 digital input/output pins (6 of which can be used as PWM output), 8 analog inputs, working at 16MHz speed. There is also a reset button on it.

Specifications
- 1 TTL serial receiver/transmitter port RX/TX.
- There are 6 PWM ports as D3, D5, D6, D9, D10 and D11.
- The ATmega328P-AU microprocessor is available.
- It can be powered by external 3 – 12 VDC.
- It can be supported by a 9V battery.
- Its working speed is 16MHz.
- Dimensions: 33.3*18.0 (mm).




