Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller Model | STM32F103C8T6 |
| CPU Core | ARM Cortex-M3 |
| Max Clock Frequency | 72 MHz |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Operating Voltage | 3.3V |
| Input Voltage | 5V (via USB or VIN) |
| GPIO Pins | 37 Pins |
| USB Interface | Micro USB |
| Board Dimensions | 53mm x 23mm |
Anonymous
Apr 16, 2026
Rating: 5/5
Excellent for embedded learning
This board is perfect for getting started with ARM Cortex-M3. Compiles fast and runs smoothly.
Anonymous
Apr 14, 2026
Rating: 4/5
Good value but no headers
The board works great but remember to buy pin headers separately. Soldering was easy.
Anonymous
Feb 14, 2026
Rating: 5/5
Fast shipping and quality item
Arrived well packaged. Tested with ST-Link V2 and everything is recognized immediately.
Anonymous
Feb 06, 2026
Rating: 3/5
Driver issues on Windows
Board is fine but installing the USB drivers took some time. Works fine now though.
Anonymous
Feb 02, 2026
Rating: 5/5
Great upgrade from Arduino Uno
Much faster processing speed. Using it for a home automation sensor node project.
Q: What programmer do I need to upload code?
A: We recommend using an ST-Link V2 programmer for flashing firmware via SWD interface.
Q: Can I power this board with 5V directly?
A: Yes, you can supply 5V via the USB port or the 5V pin, regulated down to 3.3V for the MCU.
Q: Does this board come with pin headers soldered?
A: No, this board is shipped without pin headers. You will need to solder them separately.
Q: Is this compatible with Arduino IDE?
A: Yes, you can use Arduino IDE by installing the STM32duino bootloader and board manager.
Q: What is the maximum current per GPIO pin?
A: Each GPIO pin can source or sink approximately 25mA. Total current limits apply.
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