Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller Model | STM32F103RCT6 |
| Core Architecture | ARM Cortex-M3 32-bit RISC |
| Maximum Frequency | 72 MHz |
| Flash Memory | 256 KB |
| SRAM | 48 KB |
| Operating Voltage | 3.3V (Input via USB or VIN: 5V-9V) |
| I/O Pins | 51 General Purpose I/O pins |
| Communication Interfaces | 3x USART, 2x SPI, 2x I2C, CAN, USB 2.0 |
| On-board Debugger | None (Requires external ST-Link/J-Link) |
| Board Dimensions | 53mm x 23mm |
Anonymous
Mar 31, 2026
Rating: 5/5
Perfect for learning ARM Cortex-M3
This board is exactly what I needed to transition from Arduino to STM32. The pinout is clearly labeled, and it works flawlessly with the STM32CubeIDE. Great value for the price.
Anonymous
Mar 26, 2026
Rating: 5/5
Reliable and fast
Been running this board continuously for a week monitoring sensors. No crashes or overheating. The 256KB flash is plenty of space for complex logic and libraries.
Anonymous
Mar 25, 2026
Rating: 5/5
Great for motor control projects
I used this for a drone flight controller prototype. The PWM outputs are precise, and the 72MHz clock handles the control loops easily. Highly recommended for intermediate users.
Anonymous
Mar 22, 2026
Rating: 4/5
Solid hardware, no onboard programmer
The chip itself is genuine and runs at full speed. Just remember you need a separate ST-Link V2 programmer since this is a minimum system board. Once set up, it's very stable.
Anonymous
Mar 03, 2026
Rating: 5/5
Best budget dev board
Bought this for my university embedded systems course. It compiles code quickly and the serial download feature works well with the right bootloader settings. Very happy with the purchase.
Anonymous
Mar 01, 2026
Rating: 4/5
Good quality, compact size
The PCB quality is excellent with good soldering points. It's quite small, which is great for final projects but might be tricky for beginners to wire up on a breadboard without headers.
Q: Can I power this board with a 9V battery?
A: Yes, you can connect a 9V battery to the VIN pin. The onboard regulator will step it down to 3.3V for the microcontroller. Do not exceed 12V on the VIN pin.
Q: Are the pin headers pre-soldered?
A: No, the board typically comes without headers soldered to allow for flexible mounting options. You will need to solder your own male or female headers depending on your project needs.
Q: What debugger do I need to buy separately?
A: You will need an ST-Link V2 or V3 debugger/programmer. These are inexpensive and widely available. Connect it to the SWDIO, SWCLK, GND, and 3.3V pins.
Q: Does this board come with an integrated USB-to-Serial converter?
A: No, this is a minimum system board. It has a micro USB port for power, but data communication requires an external USB-to-TTL adapter or an ST-Link programmer.
Q: Is this compatible with the Arduino IDE?
A: Yes, you can use the Arduino IDE by installing the STM32duino board package. However, for advanced features, we recommend using STM32CubeIDE or Keil MDK.
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