Anonymous
Mar 17, 2026
Rating: 5/5
Fast 8051 core
The speed improvement over traditional 8051 chips is noticeable. Compiling and uploading code via UART is quick. The SOP8 package makes it easy to integrate into custom PCBs later.
Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller Model | STC8G1K08A |
| Package Type | SOP-8 |
| Architecture | 8051 Compatible (Enhanced) |
| Operating Voltage | 3.3V / 5V Dual Power Support |
| Max Clock Frequency | Up to 33MHz |
| Flash Memory | 8KB |
| SRAM | 256 Bytes + 1KB XRAM |
| I/O Pins | 6 General Purpose I/O |
| Programming Interface | UART ISP (In-System Programming) |
| Board Dimensions | 25mm x 15mm |
Anonymous
Mar 17, 2026
Rating: 5/5
Fast 8051 core
The speed improvement over traditional 8051 chips is noticeable. Compiling and uploading code via UART is quick. The SOP8 package makes it easy to integrate into custom PCBs later.
Anonymous
Mar 16, 2026
Rating: 5/5
Cheap and effective
Bought this for a university project. It handles PWM and ADC tasks without any issues. The dual voltage support is a nice touch for testing different sensor levels.
Anonymous
Mar 16, 2026
Rating: 4/5
Good quality, minimal docs
The hardware quality is solid and soldering looks professional. However, you need to find your own schematic online as the included documentation is very sparse. Still recommended for experienced users.
Anonymous
Mar 11, 2026
Rating: 5/5
Reliable for industrial prototyping
Used this to prototype a small control logic unit. The stability at 5V is excellent, and the reset circuit is well designed. No crashes during extended testing.
Anonymous
Mar 03, 2026
Rating: 3/5
Works but needs external programmer
The board itself is fine, but remember it does not have an onboard USB-to-TTL converter. You will need a separate USB-UART module to program it, which wasn't entirely clear from the photos.
Anonymous
Mar 02, 2026
Rating: 5/5
Perfect for learning STC8 series
This board is exactly what I needed to get started with the STC8G1K08. The pinout is clearly labeled, and it works flawlessly with the STC-ISP software. Great value for money.
Q: Are there example codes available for this board?
A: We provide a basic blink example in the product description download link. For more advanced examples, please visit the official STC MCU forum or their official website repository.
Q: Can I power this board directly from a 9V battery?
A: No, the operating voltage is strictly 3.3V or 5V. Connecting 9V directly will damage the chip. Please use a regulated 5V supply or a voltage regulator module.
Q: Is this compatible with Keil C51 compiler?
A: Yes, the STC8G1K08A is fully compatible with the Keil C51 development environment. You may need to select the closest generic 8051 target if the specific STC header is not installed.
Q: Does this board come with a USB cable for programming?
A: No, this is a core board only. You will need a separate USB-to-TTL (UART) adapter to program the microcontroller via the TX/RX pins.
Q: What is the current consumption in idle mode?
A: The STC8 series features low power modes. In idle mode, consumption typically drops to the microampere range depending on the clock speed and peripherals active. Refer to the official STC datasheet for specific graphs.