Nano Board R3 with CH340 Chip Compatible with Arduino (soldered)

Operating Voltage (logic level): 5V

8 analog inputs ports: A0 ~ A7

14 Digital input / output ports: TX, RX, D2 ~ D13

1 pair of TTL level serial transceiver ports RX / TX

Using Atmel Atmega328P-AU MCU

Standard 0.1” spacing DIP (breadboard friendly).