Arduino Nano V3 CH340


1. 20 digital input/output port RX and TX,
D2 ~ D13, A0 ~ A5
2. 8 analog input port A0 ~ A7
3. 6 PWM port, D3, D5, D6, D9, D10, D11
4. Support serial download and ISP
5. Support external 3.3V ~ 12V dc power


The Arduino Nano is a small, complete, and breadboard-friendly board based on the ATmega328 (Arduino Nano 3.x). It has more or less the same functionality of the Arduino Duemilanove, but in a different package. It lacks only a DC power jack, and works with a Mini-B USB cable instead of a standard one

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