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 | 3.3V (Input 5V via USB/Micro-USB) |
| I/O Pins | 37 GPIO Pins |
| Communication Interfaces | USART, SPI, I2C, CAN, USB 2.0 |
| Debug Interface | SWD / JTAG |
| Board Dimensions | 53mm x 23mm |
Anonymous
Mar 31, 2026
Rating: 4/5
Solid performance, minor pin labeling issue
The microcontroller runs smoothly at 72MHz. My only complaint is that some of the pin labels on the silkscreen are a bit faint, but once you map them out, it's smooth sailing.
Anonymous
Mar 31, 2026
Rating: 5/5
Reliable for industrial control prototypes
We used these for initial prototyping of a sensor node. The voltage regulation is stable, and the form factor fits well into our custom enclosures. Will order more.
Anonymous
Mar 23, 2026
Rating: 4/5
Good board, requires driver setup
The hardware is excellent, but make sure you have the correct USB-to-UART drivers installed before your first use. Once set up, uploading code is instant.
Anonymous
Mar 19, 2026
Rating: 5/5
Best budget STM32 board
I've tried several clone boards, and this C03C version is very stable. It handles PWM and ADC readings accurately. Highly recommended for learning ARM architecture.
Anonymous
Mar 17, 2026
Rating: 5/5
Perfect for beginners and pros alike
This board is exactly what I needed for my embedded systems course. The one-click download feature works flawlessly with the CH340 driver installed. Great value for the price.
Anonymous
Mar 10, 2026
Rating: 5/5
Great for prototyping robotics projects
Used this to control a small differential drive robot. The timer interrupts work perfectly, and the USB serial communication is reliable. No crashes after 48 hours of continuous testing.
Q: Can I power this board directly with a 9V battery?
A: No, please do not connect 9V directly to the 5V pin. The onboard regulator is designed for 5V input (via USB or 5V pin). Inputting 9V may damage the voltage regulator.
Q: Which IDEs are compatible with this development board?
A: This board is compatible with Keil MDK, STM32CubeIDE, Arduino IDE (with appropriate core packages), and PlatformIO.
Q: What is the maximum current draw allowed on the 3.3V pin?
A: The onboard LDO regulator can typically supply up to 200mA. For higher current requirements, we recommend using an external power source for your peripherals.
Q: Does this board come with a pre-installed bootloader?
A: Yes, the board comes with a standard STM32 system memory bootloader that supports serial downloading via the USB interface.
Q: Is the CH340 driver included in the package?
A: The driver software is not physically included, but it can be easily downloaded from the manufacturer's website or the link provided in our product manual PDF.
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