Nano V3.0 ATmega328P

1. Pinouts
2. Datasheets

• MCU: Atmel Atmega328P-AU
• USB to serial chip: CH340G (Replaces FTDI FT232RL)
• Operating Voltage: 5V
• Logic level: 5V
• 8 analog inputs ports: A0 ~ A7
• 14 Digital input / output ports: TX,RX,D2 to D13
• 6 PWM ports: D3, D5, D6, D9, D10, D11
• 1 pairs of TTL level serial transceiver ports RX / TX
• Bootloader: installed
• Support USB download and Power
• Support for external 5V ~ 12V DC power supply
• Support power supply by 9V battery

Pinouts

Datasheets

The ATmega328 is a single-chip microcontroller created by Atmel in the megaAVR family. It has a modified Harvard architecture 8-bit RISC processor core.
source: https://en.wikipedia.org/wiki/ATmega328

ATmega328:
http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf

USB to serial chip CH340
https://cdn.sparkfun.com/datasheets/Dev/Arduino/Other/CH340DS1.PDF

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