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Home / Development Boards & Control Boards / 51 Microcontroller Development Board, STC89C52 Minimal System, C51 Learning Board for Programming Experiments and Control, Model KR-51
Development Boards & Control Boards

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Microcontroller Model STC89C52RC
Operating Voltage 5V DC
Crystal Oscillator 11.0592 MHz
Flash Memory 8 KB
RAM 256 Bytes
I/O Ports 32 Lines
Programming Interface USB ISP
LED Indicators Power & Test LED
Board Dimensions 75 x 55 mm
Weight 20 grams

5 reviews

A

Anonymous

Apr 16, 2026

Rating: 5/5

Perfect for students

This board is exactly what I needed for my university embedded systems course. Easy to program.

A

Anonymous

Apr 10, 2026

Rating: 4/5

Good quality

Works well. The USB cable was a bit short but the board itself is solid.

A

Anonymous

Feb 26, 2026

Rating: 4/5

Solid beginner board

Good for learning C51. Documentation could be more detailed in English.

A

Anonymous

Feb 18, 2026

Rating: 5/5

Fast shipping

Arrived quickly and well packaged. All pins are clearly labeled which helps.

A

Anonymous

Feb 15, 2026

Rating: 5/5

Great value

Cannot beat the price for a functional 8051 learning board. Highly recommended.

5 FAQ

Q: Does this include a USB cable?

A: Yes, a standard USB cable is included in the package for programming and power.

Q: Can I power this with 3.3V?

A: No, this board operates at 5V. Using 3.3V may cause unstable operation.

Q: Is this compatible with Arduino IDE?

A: No, this board uses the 8051 architecture and is not compatible with Arduino IDE.

Q: What software is required?

A: You can use Keil C51 for coding and STC-ISP software for uploading programs.

Q: Is the chip socketed?

A: Yes, the STC89C52 chip is placed in a DIP-40 socket for easy replacement.

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