A
Anonymous
Apr 11, 2026
Rating: 3/5
Okay board
Functions well but beginners should know you need a separate ST-Link programmer.
Description
Original Chip Upgraded Version Pins Pre-soldered
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| CPU Core | ARM Cortex-M3 |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Max Frequency | 72 MHz |
| GPIO Pins | 37 I/O Ports |
| ADC Resolution | 12-bit |
| Communication | USART, SPI, I2C, USB |
| Operating Voltage | 3.3V |
| Dimensions | 53mm x 23mm |
| Weight | 10g |
5 reviews
A
Anonymous
Mar 24, 2026
Rating: 4/5
Good quality
Board is well made but headers are not included. You need to solder them yourself.
A
Anonymous
Mar 12, 2026
Rating: 5/5
Genuine STM32
Tested with SWD debugger and the chip ID matches genuine ST microcontroller.
A
Anonymous
Feb 25, 2026
Rating: 5/5
Fast delivery
Arrived quickly and was well packaged in an anti-static bag. No damage.
A
Anonymous
Feb 06, 2026
Rating: 5/5
Great starter board
Works flawlessly with CubeIDE. Perfect for learning ARM architecture.
5 FAQ
Q: What is the maximum current per GPIO pin?
A: The maximum current sink or source per I/O port is approximately 25mA.
Q: Can I program this using the Arduino IDE?
A: Yes, this board is compatible with the Arduino IDE using the STM32duino core package.
Q: What programmer do I need to upload code?
A: You will need an ST-Link V2 or J-Link debugger to flash code via the SWD interface.
Q: Is the 5V pin an output or input?
A: The 5V pin is typically an input for powering the board via the onboard regulator.
Q: Does this board come with pin headers soldered?
A: No, the board is shipped without headers to allow for flexible mounting options.
![[Youxin Electronics] Soil Moisture Meter Detection Module, Soil Moisture Sensor for Intelligent Robot Cars](https://www.gosteppe.com/cache/medium/product/3877/legacy-main-eca7a3fa750966e5dca86bbf.webp)
![[Puzhong Brand Store] 51 Microcontroller Learning Board Development Board Jiangxie Tech STC89C52 DIY Kit](https://www.gosteppe.com/cache/medium/product/1885/legacy-main-0474e8371f211cc54ab452b5.webp)
![[Corrosion-Resistant] DFRobot Capacitive Soil Moisture Sensor Module Dry/Wet Detection](https://www.gosteppe.com/cache/medium/product/3259/legacy-main-2f0d3454b36b32391d263648.webp)
![[10% Off for 2 Items] Calligraphy Wool Felt Mat - Double-Sided Painted Practice Pad for Students, Bulk Wholesale, Includes Arm Rest and Four Treasures of the Study Set](https://www.gosteppe.com/cache/small/product/269490/legacy-main-410a655856aab1e0462d6c84.webp)
![[Damai Micro-Needle Hair Transplant Patent] Micro-Needle Planting (500 Units) - Suitable for Temples and Hairline](https://www.gosteppe.com/cache/small/product/269486/legacy-main-da7e0cd07f3b7d2f88646684.webp)
