The Arduino Nano R3 CH340 Board is a compact, breadboard-friendly microcontroller based on the ATmega328P. Designed as a functional and affordable alternative to the original Nano, this board uses the CH340 USB-to-Serial chip, which enables stable and efficient communication with your computer via a Mini USB port.
With full support for the Arduino IDE, this board is ideal for hobbyists, students, and developers working on space-constrained electronics projects. The board includes digital and analog pins, I2C, SPI, UART support, and can run most Arduino-compatible libraries and sketches.
✅ Key Features:
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ATmega328P Microcontroller
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CH340 USB to Serial Chip
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Mini USB Port
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Fully Compatible with Arduino IDE
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22 Digital I/O Pins (6 PWM)
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8 Analog Inputs
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Compact, Breadboard-Friendly Design
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Operating Voltage: 5V
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Input Voltage: 7-12V (via VIN)
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Flash Memory: 32KB
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Clock Speed: 16 MHz
Whether you’re building a sensor project, automation tool, or learning embedded systems, the Arduino Nano R3 CH340 is a reliable choice.
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