Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller Model | STM32F103C8T6 |
| Core Architecture | ARM Cortex-M3 32-bit RISC |
| Maximum Frequency | 72 MHz |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Operating Voltage | 2.0V to 3.6V (3.3V typical) |
| GPIO Pins | 37 Available I/O Ports |
| Communication Interfaces | 3x USART, 2x SPI, 2x I2C, USB, CAN |
| Board Dimensions | 53mm x 23mm x 10mm |
| Programmer Interface | SWD / JTAG |
Anonymous
Mar 24, 2026
Rating: 5/5
Great for motor control projects
I used this for a small drone controller project. The PWM outputs are precise, and the processing power is sufficient for basic PID loops. Highly recommended for robotics prototypes.
Anonymous
Mar 22, 2026
Rating: 4/5
Good but needs external debugger
The board functions well for final deployments, but remember it does not have an onboard programmer. You must buy a separate ST-Link V2 or similar debugger to flash code initially.
Anonymous
Mar 20, 2026
Rating: 5/5
Perfect for learning embedded systems
This board is exactly what I needed to start my journey with ARM Cortex-M3. The pinout is clearly labeled, and it works flawlessly with the STM32CubeIDE. Great value for the price.
Anonymous
Mar 19, 2026
Rating: 5/5
Best budget development board
As a university student, this fits my budget perfectly. It supports Arduino IDE via STLink, which made the transition from AVR very smooth. No issues so far after two months of daily use.
Anonymous
Mar 09, 2026
Rating: 5/5
Reliable and compact
Compact size makes it easy to integrate into custom PCBs later. The voltage regulator is stable, and I haven't experienced any random resets. A staple in my electronics lab.
Anonymous
Mar 02, 2026
Rating: 4/5
Solid hardware, minimal documentation
The board itself is high quality and the chip runs stable at 72MHz. However, beginners might struggle slightly as there is no included manual. You will need to rely on online community resources.
Q: Is this compatible with the Arduino IDE?
A: Yes, you can program this board using the Arduino IDE by installing the appropriate STM32 board support package (via Board Manager) and selecting the 'Generic STM32F103C series' option.
Q: What is the maximum current this board can source from the 3.3V pin?
A: While the microcontroller pins have limited current drive (typically 25mA per pin), the onboard regulator can generally supply up to 200-300mA total for the system. We recommend not exceeding 200mA to ensure stability.
Q: Does this board come with an ST-Link programmer included?
A: No, this is a minimal system board and does not include an onboard or external programmer. You will need to purchase an ST-Link V2 or compatible debugger separately to upload code.
Q: Does it support FreeRTOS?
A: Absolutely. The STM32F103C8T6 has sufficient Flash (64KB) and SRAM (20KB) to run FreeRTOS effectively. Many users successfully implement multitasking applications on this board.
Q: Can I power this board directly via USB?
A: Yes, the board features a micro-USB port that can provide 5V input. The onboard regulator converts this to 3.3V for the microcontroller. Alternatively, you can supply 3.3V directly to the 3.3V pin.
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