Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Microcontroller Model	STC8G1K08
Package Type	TSSOP20
Operating Voltage	3.3V - 5.5V DC
Max Clock Frequency	33 MHz
Flash Memory	8 KB
SRAM	256 Bytes
GPIO Pins	18 Available
Programming Interface	UART / TTL
PCB Dimensions	30mm x 20mm
Net Weight	4.5 grams

5 reviews

Anonymous

Mar 24, 2026

Rating: 4/5

Decent value

Good price point for students. Documentation could be better in English but manageable.

Anonymous

Mar 10, 2026

Rating: 5/5

Great for learning

Works well with STC-ISP software. Perfect minimal system for understanding the 8051 architecture.

Anonymous

Feb 12, 2026

Rating: 5/5

Fast shipping

Exactly as described. Arrived quickly and was well packaged against static damage.

Anonymous

Feb 07, 2026

Rating: 4/5

Good board

Solid construction and functions as expected. Wish it came with header pins pre-soldered.

Anonymous

Jan 27, 2026

Rating: 5/5

Stable performance

Used this for a sensor project and it handled the IO requirements without any issues.

5 FAQ

Q: Are the IO pins 5V tolerant?

A: Yes, the IO pins support 5V logic levels safely.

Q: Is a USB cable included?

A: No, a separate USB-to-TTL adapter is required for programming.

Q: What is the typical current draw?

A: Approximately 10mA during typical operation at 5V.

Q: Does it have a reset button?

A: Yes, there is an onboard tactile reset switch included.

Q: Which IDE should I use?

A: You can use Keil C51 or SDCC compiler for development.

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