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Home / Development Boards & Control Boards / STM32F103RCT6 Development Board Industrial Control Kit STM32F103 Mini System Board 485 CAN 232 Interface
Development Boards & Control Boards

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Microcontroller STM32F103RCT6
CPU Core ARM Cortex-M3
Flash Memory 256 KB
SRAM 48 KB
Operating Voltage 3.3V
Power Input 5V via USB or VIN
Interfaces RS-232, RS-485, CAN
Debug Port SWD and JTAG
Operating Temperature -40°C to 85°C
Board Dimensions 85mm x 55mm

5 reviews

A

Anonymous

Apr 14, 2026

Rating: 5/5

Robust CAN implementation

Tested on a vehicle network simulation. No errors during extended testing periods.

A

Anonymous

Apr 08, 2026

Rating: 5/5

Excellent Industrial Board

Works great for Modbus projects. The RS-485 interface is stable and easy to configure.

A

Anonymous

Mar 20, 2026

Rating: 3/5

Decent but basic

Functions as expected but requires an external debugger which is not included in the box.

A

Anonymous

Feb 27, 2026

Rating: 4/5

Good value

Hardware is solid but missing some pin labels on the silkscreen. Otherwise performs well.

A

Anonymous

Feb 08, 2026

Rating: 5/5

Perfect for control systems

Using this for a home automation controller. The RS-485 is very reliable over long distances.

5 FAQ

Q: Is this compatible with STM32CubeIDE?

A: Yes, this board is fully compatible with STM32CubeIDE and Keil MDK environments.

Q: Are the GPIO pins 5V tolerant?

A: Most GPIOs are 3.3V logic. Please check the datasheet for specific 5V tolerant pins before connecting.

Q: Is an ST-Link programmer included?

A: No, the programmer is sold separately. You will need an ST-Link V2 or compatible debugger.

Q: What is the maximum CAN bus speed?

A: The controller supports CAN speeds up to 1 Mbps depending on your configuration.

Q: Where can I find the schematic?

A: The schematic and PCB files are available for download on the product support page.

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