Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Core Processor | ARM Cortex-M3 32-bit RISC |
| Maximum Frequency | 72 MHz |
| Flash Memory | 64 KB |
| SRAM | 20 KB |
| Operating Voltage | 3.3V (Logic), 5V (Input via VIN) |
| GPIO Pins | 37 General Purpose I/O Pins |
| Communication Interfaces | 3x USART, 2x SPI, 2x I2C, USB, CAN |
| ADC Resolution | 12-bit, up to 21 channels |
| Connector Type | Gold-plated pin headers for durability |
| Dimensions | 53mm x 23mm x 10mm |
Anonymous
Mar 28, 2026
Rating: 5/5
Perfect for learning ARM architecture
This board is exactly what I needed to transition from Arduino to STM32. The gold plating on the pins ensures a solid connection with my breadboard, and the documentation provided by the seller was helpful for setting up the toolchain.
Anonymous
Mar 28, 2026
Rating: 4/5
Good board, steep learning curve
The hardware is fantastic, but if you are coming from 8-bit microcontrollers, expect a learning curve. The community support is huge though, which helped me get past the initial setup hurdles.
Anonymous
Mar 26, 2026
Rating: 5/5
Excellent compatibility with STM32CubeIDE
Flashed my first program within an hour of receiving the board. The HAL library works perfectly, and the clock configuration is straightforward. The build quality feels premium despite the low price.
Anonymous
Mar 14, 2026
Rating: 4/5
Great value, minor soldering needed
The chip performs well at 72MHz. Note that some versions come without headers soldered, so be prepared to do a little work. Once set up, it handles complex PWM and ADC tasks effortlessly.
Anonymous
Mar 09, 2026
Rating: 5/5
Bought 10 for our university lab
We equipped our entire robotics workshop with these modules. They are robust, cheap, and powerful enough for student projects involving motor control and sensor fusion. Highly recommended for educational use.
Anonymous
Mar 05, 2026
Rating: 5/5
Reliable for prototyping industrial controls
Used this for prototyping a conveyor belt controller. The multiple timers and communication interfaces (UART, SPI, I2C) make it very versatile. It has been running continuously for weeks without issues.
Q: Is the Arduino IDE compatible with this STM32F103C8T6 board?
A: Yes, you can use the Arduino IDE by installing the 'STM32duino' board package. This allows you to write code using the familiar Arduino framework while leveraging the power of the Cortex-M3 core.
Q: Are the pin headers pre-soldered on this module?
A: It depends on the specific option selected at purchase. Most standard listings ship with unsoldered pins to allow for flexible mounting, but please check the product images or description for 'pre-soldered' indications.
Q: What is the maximum current draw per GPIO pin?
A: Each GPIO pin can source or sink a maximum of 25mA. However, the total current summed across all ports should not exceed the limits specified in the official STM32F103 datasheet to avoid damaging the chip.
Q: Does this board come with a built-in programmer or do I need an ST-Link?
A: This specific module does not have a built-in programmer. You will need an external ST-Link V2 or similar debugger/programmer to flash code onto the chip via the SWD interface.
Q: Can I power this board directly via USB?
A: No, this board lacks a USB-to-UART bridge and voltage regulator for USB power. You must supply 3.3V directly to the 3.3V pin or use an external 5V source connected to the VIN pin if your specific variant includes a regulator.
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