Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Microcontroller Model	STM32F103ZET6
CPU Architecture	ARM Cortex-M3 32-bit RISC
Flash Memory	512 KB
SRAM	64 KB
Maximum Frequency	72 MHz
Operating Voltage	3.3V
GPIO Pins	112 Fast I/O Ports
Communication Interfaces	UART, SPI, I2C, USB, CAN
Board Dimensions	55mm x 75mm
Weight	28g

5 reviews

Anonymous

Apr 08, 2026

Rating: 5/5

Fast Shipping and Quality Item

Arrived quickly and was well packaged. The board boots up immediately and is ready for flashing firmware via SWD interface.

Anonymous

Apr 01, 2026

Rating: 5/5

Perfect for STM32 Learning

This board is exactly what I needed to start learning ARM Cortex-M3 programming. The pinout is clearly labeled and it works seamlessly with ST-Link.

Anonymous

Mar 25, 2026

Rating: 5/5

Excellent Peripheral Support

All the timers and ADC channels are accessible. I was able to interface multiple sensors without any conflicts. Highly recommended.

Anonymous

Mar 13, 2026

Rating: 5/5

Reliable Development Board

Great build quality. I have used it for several prototypes and never encountered any stability issues. The voltage regulator is solid.

Anonymous

Jan 31, 2026

Rating: 4/5

Good value for money

Works well for university projects. Only minor issue was the lack of included USB cable, but the board itself functions perfectly.

5 FAQ

Q: What debugger interface does this support?

A: It supports SWD and JTAG debugging interfaces. We recommend using an ST-Link V2 programmer.

Q: Can I power the board via micro USB?

A: Yes, the board includes a power selection jumper. You can power it via USB or an external 5V supply.

Q: Is this board compatible with Keil MDK-ARM?

A: Yes, this board is fully compatible with Keil MDK, IAR Embedded Workbench, and GCC-based IDEs like STM32CubeIDE.

Q: Are the GPIO pins 5V tolerant?

A: Most GPIO pins are 5V tolerant. Please refer to the STM32F103ZET6 datasheet for specific pin FT markings.

Q: Does it come with a pre-installed bootloader?

A: Yes, the system memory bootloader is available via UART1 for serial programming without a debugger.

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