Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Microcontroller Unit	STM32F103RCT6
Flash Memory	256 KB
Static RAM	48 KB
Max Frequency	72 MHz
USB Interface	Type-C
Operating Voltage	3.3V
Input Voltage	5V via USB
Debug Interface	SWD & SPI Flash
PCB Dimensions	55 x 25 mm
Package Weight	12 grams

5 reviews

Anonymous

Mar 26, 2026

Rating: 4/5

Good value but no headers

Great functionality for the price. Just note you need to solder your own pin headers.

Anonymous

Mar 05, 2026

Rating: 5/5

Great for learning ARM

Bought this for my university course. Documentation online is sufficient to get started.

Anonymous

Feb 23, 2026

Rating: 5/5

Fast programming speed

The SPI Flash download feature is much faster than standard serial downloading.

Anonymous

Feb 08, 2026

Rating: 5/5

Perfect for embedded projects

This board works flawlessly with STM32CubeIDE. The Type-C connection is very durable.

Anonymous

Jan 24, 2026

Rating: 3/5

Works but drivers needed

Had some trouble installing the CH340 drivers on Windows 11 initially.

5 FAQ

Q: Can I power it with a 9V battery?

A: No, please use the 5V USB input or a regulated 5V source to avoid damage.

Q: Does it come with soldered headers?

A: No, the board is shipped without headers to allow for custom configurations.

Q: Is the bootloader pre-installed?

A: Yes, the system memory bootloader is available for serial download.

Q: What debugger do you recommend?

A: We recommend using an ST-Link V2 or V3 for SWD debugging.

Q: Is this board compatible with PlatformIO?

A: Yes, it is fully compatible with PlatformIO and the STM32 platform.

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