Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ATMEGA328P |
| Operating Voltage | 5V |
| Clock Speed | 16 MHz |
| USB Interface Chip | CH340G |
| Digital I/O Pins | 14 |
| Analog Input Pins | 6 |
| Flash Memory | 32 KB |
| SRAM | 2 KB |
| EEPROM | 1 KB |
| Compatibility | Arduino IDE |
Anonymous
Mar 30, 2026
Rating: 5/5
Excellent build quality
The soldering joints look clean and the components are securely placed. I've run this board continuously for a week in a data logging project with no crashes.
Anonymous
Mar 20, 2026
Rating: 5/5
Great for learning embedded systems
Using this for my university robotics class. It handles motor control and sensor reading without any lag. The 5V logic level makes it compatible with most modules.
Anonymous
Mar 16, 2026
Rating: 5/5
Reliable replacement
Bought this to replace a damaged board in an old prototype. It fits the exact same footprint and the performance is identical to the original. Highly recommended.
Anonymous
Mar 14, 2026
Rating: 5/5
Perfect for compact projects
This Pro Mini improved version works flawlessly. The CH340G driver installed easily on Windows 10, and the board is recognized immediately. Great value for the price.
Anonymous
Mar 12, 2026
Rating: 4/5
Solid performance
Works as expected. The only minor issue was that the USB cable wasn't included, but that is standard for these boards. Upload speeds are fast with the CH340G.
Anonymous
Mar 10, 2026
Rating: 4/5
Good board, needs careful handling
The board functions well for my sensor array project. Just be careful when soldering the headers as the pads are small. Once set up, it runs the 16MHz clock perfectly.
Q: What driver do I need for the CH340G chip on Mac?
A: For macOS, you usually need to install the CH340/CH341 serial driver. Recent versions of macOS may recognize it automatically, but older versions require manual installation.
Q: Is this compatible with the Arduino Nano libraries?
A: Yes, since it uses the ATMEGA328P microcontroller, it is fully compatible with libraries written for Arduino Uno and Nano, provided you select the correct board type in the IDE.
Q: Does this board come with pre-soldered headers?
A: No, this board is typically sold without headers to allow for flexible mounting options. You will need to solder them yourself if required.
Q: How much current can the pins source?
A: Each I/O pin can source or sink up to 40mA, but the total current for all ports should not exceed 200mA to avoid damaging the microcontroller.
Q: Can I power this board with 3.3V?
A: No, this specific model is the 5V/16MHz version. Supplying 3.3V may cause instability or failure to operate. Please ensure you supply 5V to the VCC pin.
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