ITEM NAME:Pro Mini ATMEGA328P Micro Controller Board Module 5V 16MHz SCM for Atmel A#S Product Description Description: Pro Mini ATMEGA328P Micro Controller Board Module 5V 16MHz SCM for Atmel Atmega328P-AU MCU Description: The professional version of Mini Pro is a microcontroller circuit board.It has 14 digital input/output pins (six of which can be used as PWM outputs), 8 analog inputs, one 16 MHz resonator, one reset button, and one mounting hole pin head. Feature: 1. 14 digital input / output ports RX, TX, D2-D13. 2. 8 analog input ports A0-A7. 3. 1 pair of TTL level serial port transceiver port RX/TX. 4. 6 PWM ports, D3, D5, D6, D9, D10, D11. 5. Using for Atmel Atmega328P-AU MCU. 6. Support serial download. 7. Support external 3.3V-10V DC power supply. 8. Support 9V battery.Clock frequency: 16MHz. 1 pair of TTL level serial port transceiver port RX/TX. Included: 1 x Module. 14 digital input / output ports RX, TX, D2-D13. 8 analog input ports A0-A7. Support 9V battery powered.