Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Core Architecture	8051 Compatible STC Core
Socket Type	40-Pin Locking DIP Socket
Operating Voltage	5V DC
Clock Frequency	Up to 35MHz
Flash Memory	64KB On-board
RAM	1280 Bytes
Communication Interface	UART, SPI, I2C
PCB Dimensions	55mm x 45mm
Weight	15 grams
Package Content	Board, Pin Headers, Manual

5 reviews

Anonymous

Mar 10, 2026

Rating: 5/5

Fast shipping

Arrived quickly and packaged safely. No bent pins.

Anonymous

Mar 02, 2026

Rating: 3/5

Okay for basics

Documentation could be better. Had to search online for drivers.

Anonymous

Feb 01, 2026

Rating: 5/5

Solid build quality

PCB is thick and pins are well soldered. Recommended for STC89C52.

Anonymous

Jan 31, 2026

Rating: 4/5

Good value

Works well but USB cable not included. Had to buy separately.

Anonymous

Jan 26, 2026

Rating: 5/5

Great for learning

Perfect board for my university project. Socket holds chips tightly.

5 FAQ

Q: Does this support STC89C52RC?

A: Yes, it is compatible with most 40-pin 51 series chips.

Q: What software should I use?

A: Keil C51 or STC-ISP software works perfectly with this board.

Q: Is the USB downloader included?

A: No, this is the core board only. You need a separate USB to TTL module.

Q: Are the pin headers pre-soldered?

A: No, they are included in the package for you to solder yourself.

Q: Can I power it via USB?

A: Yes, if you have the USB interface board attached, otherwise use 5V pin.

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