Anonymous
Mar 24, 2026
Rating: 5/5
Perfect for MicroPython projects
This board works flawlessly with MicroPython. The USB-C connection makes flashing code incredibly easy, and the pinout is clearly labeled. Great value for the price.
Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller Model | STM32F401RCT6 / STM32F401CCU6 |
| Architecture | ARM Cortex-M4 32-bit RISC |
| Max Frequency | 84 MHz |
| Flash Memory | 256 KB (RCT6) / 128 KB (CCU6) |
| SRAM | 64 KB |
| Programming Support | MicroPython, C/C++, Arduino IDE |
| Interface Ports | USB Type-C, SWD, GPIO, I2C, SPI, UART |
| Operating Voltage | 3.3V Logic, 5V USB Input |
| Board Dimensions | 55mm x 28mm x 12mm |
| Package Includes | 1x Core Board, 1x Pin Header Set |
Anonymous
Mar 24, 2026
Rating: 5/5
Perfect for MicroPython projects
This board works flawlessly with MicroPython. The USB-C connection makes flashing code incredibly easy, and the pinout is clearly labeled. Great value for the price.
Anonymous
Mar 16, 2026
Rating: 5/5
Compact and powerful
I was surprised by how much processing power is packed into such a small board. It drives my OLED display and multiple sensors simultaneously with no lag. Highly recommended.
Anonymous
Mar 08, 2026
Rating: 5/5
Great for student learning
Bought ten of these for our university robotics club. Students find the transition from Arduino to this STM32 board very smooth thanks to the compatible form factor and strong community support.
Anonymous
Mar 07, 2026
Rating: 4/5
Solid performance, minor documentation gaps
The hardware quality is excellent and the 84MHz speed handles my sensor data logging without issues. Would give 5 stars if the included quick start guide had more examples for C++ development.
Anonymous
Mar 07, 2026
Rating: 4/5
Good board, steep learning curve for beginners
The board itself is high quality, but if you are new to ARM architecture, be prepared to do some reading. Once set up, it runs very stable. The MicroPython REPL is a lifesaver.
Anonymous
Mar 06, 2026
Rating: 5/5
Reliable for industrial prototyping
Used this for a rapid prototype of an industrial controller. The temperature stability and GPIO responsiveness were impressive. Will definitely order more for the final production run.
Q: What debugger interface does this support?
A: This board supports SWD (Serial Wire Debug) programming and debugging. You will need an external ST-Link V2 or J-Link debugger connected to the dedicated SWD pins.
Q: Are the pin headers soldered onto the board upon arrival?
A: No, the board typically ships with a separate packet of pin headers to allow flexibility in mounting options. You will need to solder them on yourself.
Q: Can I power this board directly with a 5V battery?
A: You can connect a 5V source to the VIN pin or via USB-C. The onboard regulator will step it down to 3.3V for the microcontroller. Do not apply 5V directly to the 3.3V pin.
Q: Does this board come with pre-flashed MicroPython firmware?
A: Yes, most batches come with the latest stable MicroPython firmware pre-installed. However, we recommend checking the version and updating it via the USB drive mode if needed.
Q: Is this compatible with the Arduino IDE?
A: Absolutely. You can use the Arduino IDE by installing the appropriate STM32 board package via the Board Manager. Many standard libraries work out of the box.