Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Brand | Youxin Electronics |
| Model Number | STM32F103C8T6 |
| Core Architecture | ARM Cortex-M3 |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Operating Voltage | 3.3V |
| Clock Frequency | 72 MHz |
| I/O Pins | 37 GPIO Pins |
| Interface Support | UART, SPI, I2C, CAN, USB |
| Package Type | LQFP48 |
Anonymous
Mar 27, 2026
Rating: 4/5
Solid performance, minor documentation gaps
The hardware quality is excellent and the chip runs at full speed. I deducted one star because the included manual was a bit sparse, but online resources filled the gap easily.
Anonymous
Mar 25, 2026
Rating: 5/5
Great for learning ARM architecture
Bought this for my university microcontroller course. It handles all our labs perfectly, from basic blinking LEDs to complex PWM motor control.
Anonymous
Mar 21, 2026
Rating: 5/5
Bulk purchase success
Ordered 20 units for our makerspace. Every single board worked out of the box. Consistent quality from Youxin Electronics.
Anonymous
Mar 09, 2026
Rating: 4/5
Good board, needs ST-Link programmer
The board itself is fantastic. Just remember you need a separate ST-Link V2 programmer to upload code via SWD, which isn't included in the box.
Anonymous
Mar 08, 2026
Rating: 5/5
Perfect for embedded projects
This board works flawlessly with the Arduino IDE and STM32CubeIDE. The pinout is clearly labeled, and it boots up instantly. Great value for money.
Anonymous
Mar 01, 2026
Rating: 5/5
Reliable core for custom PCBs
I use these as development cores before designing my own PCBs. The form factor is standard, and the soldering pads are high quality. Highly recommended.
Q: Does this support JTAG debugging?
A: Yes, the board exposes the necessary pins (JTMS, JTCK, JTDI, JTDO, NJTRST) for JTAG debugging, though most users prefer using the SWD interface with an ST-Link programmer for simplicity.
Q: Does this come with a USB-to-TTL converter built-in?
A: No, this specific model (STM32F103C8T6) does not have an onboard USB-to-TTL converter. You will need an external FTDI or USB-TTL module for serial communication and bootloading.
Q: Can I power this board directly via the 5V pin?
A: It is not recommended to power the board directly via the 5V pin unless you are bypassing the onboard regulator. For standard use, please use the VIN pin or the 3.3V pin if you have a regulated 3.3V source.
Q: Is this board compatible with the Arduino IDE?
A: Yes, this board is fully compatible with the Arduino IDE. You will need to install the STM32 board package via the Board Manager and select the 'Generic STM32F1 series' option.
Q: What is the maximum input voltage for the VIN pin?
A: The VIN pin can accept an input voltage range of approximately 3.6V to 12V, which is then regulated down to 3.3V for the microcontroller. We recommend staying under 9V for safe operation.
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