Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Microcontroller Model	STC89C52RC
System Clock	11.0592MHz / 12MHz
Flash Memory	8KB ISP Flash
RAM Capacity	256 Bytes
I/O Ports	32 Programmable Lines
Power Input	5V DC via USB or Pin Header
Programming Interface	USB to TTL Serial
Onboard LEDs	8 LED Indicators
PCB Dimensions	75mm x 55mm
Operating Temperature	-20°C to 85°C

5 reviews

Anonymous

Mar 25, 2026

Rating: 5/5

Fast Shipping

Arrived quickly. All pins tested and working. Great for learning 51 architecture without breaking the bank.

Anonymous

Mar 05, 2026

Rating: 5/5

Perfect for University Projects

Used this for my automation class. Works flawlessly with Keil software and the USB interface is stable.

Anonymous

Mar 04, 2026

Rating: 3/5

Missing USB Cable

The board itself is fine and functions well, but my package did not include the USB cable described.

Anonymous

Feb 09, 2026

Rating: 5/5

Reliable for Prototyping

Stable power regulation. I've burned several codes without any issues. Highly recommend for students.

Anonymous

Feb 02, 2026

Rating: 4/5

Good value board

Hardware is solid and pins are labeled clearly. Documentation could be clearer for absolute beginners.

5 FAQ

Q: Does it come with a USB cable?

A: Yes, a standard USB Type-B cable is included in the box for power and programming.

Q: How do I upload code?

A: Use the onboard USB-TTL interface with STC-ISP software to upload your hex files.

Q: Can I power it externally?

A: Yes, there is a pin header available for external 5V power supply if needed.

Q: Is this suitable for beginners?

A: Absolutely, it is designed for educational purposes and automation students new to microcontrollers.

Q: Is Keil uVision compatible with this board?

A: Yes, fully compatible with Keil uVision 2 and 3 for development and debugging.

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