The Arduino Nano V3.0 (CH340) is a small, breadboard-friendly microcontroller board based on the powerful ATmega328P chip, perfect for IoT, embedded systems, sensor applications, and DIY robotics. It offers the same functionality as the Arduino Uno but in a much smaller form factor.
This version features the CH340 USB-to-serial driver, providing a reliable connection for programming via the included USB Mini-B cable. With 22 total I/O pins, analog/digital support, PWM output, UART, I2C, and SPI communication, it is well-suited for compact projects.
Whether you’re a student, hobbyist, or electronics developer, the Arduino Nano V3 is a low-cost, efficient platform for developing smart systems and prototypes.
⭐ Key Features:
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💻 Based on ATmega328P microcontroller
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🔌 Uses CH340 USB driver – USB Mini-B cable included
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📦 Compact design – perfect for breadboard mounting
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⚡ Operating voltage: 5V, recommended input: 6–12V
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🎯 14 digital I/O pins, 8 analog input pins, 6 PWM outputs
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🔄 Supports UART, SPI, and I2C communication
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📲 Compatible with Arduino IDE on Windows, Mac, and Linux
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🧰 Great for wearable, automation, robotics, and IoT projects
⚙️ Technical Specifications:
| Parameter | Specification |
|---|---|
| Microcontroller | ATmega328P |
| USB Driver | CH340G |
| Operating Voltage | 5V |
| Input Voltage (recommended) | 6V – 12V |
| Digital I/O Pins | 14 (6 PWM outputs) |
| Analog Input Pins | 8 |
| Clock Speed | 16 MHz |
| Flash Memory | 32 KB (2 KB used by bootloader) |
| SRAM | 2 KB |
| EEPROM | 1 KB |
| Dimensions | Approx. 45mm x 18mm |
| USB Port | Mini USB (Mini-B) |
| Compatibility | Arduino IDE, Windows, Mac, Linux |
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