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 |
| SRAM | 64 KB |
| Programming Support | MicroPython, C/C++, Arduino IDE |
| Interface Options | UART, SPI, I2C, USB OTG, ADC, DAC |
| Operating Voltage | 3.3V |
| Input Voltage | 5V via Micro-USB or VIN pin |
| Board Dimensions | 54mm x 23mm |
Anonymous
Mar 30, 2026
Rating: 5/5
Compact and powerful
The small form factor fits perfectly into my custom IoT enclosures. Power consumption is low, and the GPIO pins are clearly labeled. Excellent product from Jiaqin Electronics.
Anonymous
Mar 23, 2026
Rating: 4/5
Great value, minor documentation gaps
Hardware quality is solid and the pinout is standard. While the board itself is fantastic, the included quick-start guide could be more detailed for absolute beginners. Otherwise, a great purchase.
Anonymous
Mar 21, 2026
Rating: 4/5
Good learning tool
As someone new to ARM development, this board was a gentle introduction. The MicroPython support makes debugging much easier than writing pure C. Would buy again.
Anonymous
Mar 14, 2026
Rating: 5/5
Perfect for MicroPython projects
This board works flawlessly with MicroPython. The setup was straightforward, and the performance is excellent for sensor data logging. Highly recommended for beginners and pros alike.
Anonymous
Mar 14, 2026
Rating: 5/5
Reliable and fast
I've tested several development boards, and this one offers the best price-to-performance ratio. The USB connection is stable, and flashing firmware is instant.
Anonymous
Mar 07, 2026
Rating: 5/5
Ideal for university projects
Used this for my final year embedded systems project. The Cortex-M4 core handles complex calculations easily, and the community support for STM32 is huge. Delivered quickly too.
Q: Can I power this board with a 9V battery?
A: Yes, you can connect a 9V battery to the VIN pin. The onboard voltage regulator will step it down safely to the required operating levels.
Q: Does it support hardware floating-point operations?
A: Yes, the ARM Cortex-M4F core includes a single-precision Floating Point Unit (FPU) for efficient mathematical calculations.
Q: What is the maximum current output for the 3.3V pin?
A: The onboard regulator can supply up to 200mA on the 3.3V rail, which is sufficient for most sensors and peripheral modules.
Q: Does this board come with a pre-installed bootloader?
A: Yes, the board comes with a standard DFU bootloader, allowing you to flash firmware directly via USB without an external programmer.
Q: Is this compatible with the Arduino IDE?
A: Absolutely. You can use the Arduino IDE by installing the appropriate STM32 board package through the Board Manager.
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