Nano V3.0 16M ATmega328P 5V Micro-Controller CH340G Board USB für Arduino
ab 8,76 €
CH340G Replace FT232RL. Support USB download and Power. 1 pairs of TTL level serial transceiver ports RX / TX. hope you could understand. 14 Digital input / output ports: TX, RX, D2 ~ D13.
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