Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Microcontroller	STM32F103C8T6
Core Architecture	ARM Cortex-M3
Maximum Frequency	72 MHz
Flash Memory	64 KB
SRAM	20 KB
Operating Voltage	3.3V
Input Voltage	3.3V - 5V
Digital I/O Pins	37
Analog Input Channels	10
Programming Interface	SWD / ISP / UART

5 reviews

Anonymous

Mar 31, 2026

Rating: 5/5

Arduino Compatible

Managed to upload sketches using Arduino IDE without issues. Very stable.

Anonymous

Mar 21, 2026

Rating: 5/5

Perfect for Learning

Great board for getting into ARM development. Works straight out of the box.

Anonymous

Mar 11, 2026

Rating: 4/5

Good Quality

Pins were not soldered but expected for this price. Board functions well.

Anonymous

Feb 02, 2026

Rating: 5/5

Excellent ISP Feature

The one-click download feature saves so much time. Highly recommend.

Anonymous

Jan 28, 2026

Rating: 4/5

Solid Performance

Good value for money. Documentation online is plentiful which helps.

5 FAQ

Q: Can I power this via USB?

A: Yes, you can power it via the micro USB port or VIN pin.

Q: Is the bootloader pre-installed?

A: Yes, it comes with a bootloader ready for UART upload.

Q: Is the pin spacing standard 2.54mm?

A: Yes, the headers use standard 2.54mm pitch for easy breadboard use.

Q: Does it support 5V logic?

A: The MCU is 3.3V, but the board often includes a regulator for 5V input. Pins are 3.3V logic.

Q: What debugger interface is supported?

A: It supports SWD and ISP programming interfaces.

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