·CH340G Replace FT232RL. Nano V3.0 Board ·14 Digital input / output ports: TX,RX,D2 ~ D13. ·1 pairs of TTL level serial transceiver ports RX / TX. ·8 analog inputs ports: A0 ~ A7. ·6 PWM ports: D3, D5, D6, D9, D10, D11.
eBay