A
Anonymous
Mar 14, 2026
Rating: 5/5
Excellent STM32 alternative
Much faster than standard Arduino Uno. Compiles and uploads without issues.
Description
Open Source Arduino STM32 51 MCU Development Board with Servo Control Module for Robot Controllers
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller Model | STM32F103C8T6 |
| Compatible IDEs | Arduino IDE, Keil, STM32CubeIDE |
| Input Voltage | 5V DC via Micro USB or VIN |
| Logic Level | 3.3V CMOS |
| PWM Servo Channels | 16 Independent Channels |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Clock Speed | 72 MHz Maximum |
| Communication Interfaces | UART, SPI, I2C, ADC |
| PCB Dimensions | 53mm x 23mm x 10mm |
5 reviews
A
Anonymous
Feb 24, 2026
Rating: 5/5
Great for learning embedded
Documentation was helpful and the pinout is clearly labeled on the PCB.
A
Anonymous
Feb 17, 2026
Rating: 4/5
Good board, minor issues
Works well but need external power for servos. Do not power high torque servos via USB.
A
Anonymous
Feb 09, 2026
Rating: 5/5
Perfect for my robot arm
The PWM signal is very stable and controls my servos smoothly. Great value for an STM32 board.
A
Anonymous
Jan 25, 2026
Rating: 5/5
Robust control module
Handling multiple servos easily for my quadruped project. Highly recommended.
5 FAQ
Q: Can I use 5V servos directly on the board?
A: We recommend using an external 5V power supply for servos to avoid brownouts.
Q: Is the USB cable included in the box?
A: No, the USB cable is not included. Please use a standard Micro USB data cable.
Q: Which driver do I need for Windows?
A: You typically need the CH340 USB-to-UART driver installed.
Q: Does it support legacy 51 MCU code?
A: Yes, the board is compatible with 51 MCU architecture instructions.
Q: Is the schematic available for download?
A: Yes, all open-source files are available on our official GitHub repository.
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