Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller Model | STC89C52RC |
| Core Architecture | 8051 Compatible |
| Operating Voltage | 5V DC |
| Max Clock Frequency | 35MHz |
| Flash Memory | 8KB |
| RAM Capacity | 256 Bytes |
| I/O Ports | 32 Programmable Lines |
| Download Interface | USB via CH340 |
| PCB Dimensions | 55mm x 35mm |
| Package Weight | 15g |
Anonymous
Apr 16, 2026
Rating: 5/5
Fast Shipping
Arrived quickly and well packaged. The board matches the description exactly. Ready to use out of the box.
Anonymous
Mar 27, 2026
Rating: 5/5
Classic 51 Core
Great for learning the basics of microcontrollers. Stable performance and the reset button is responsive.
Anonymous
Feb 19, 2026
Rating: 5/5
Perfect for University Lab
Used this for my embedded systems course. The CH340 driver installed easily on Windows 10. Code uploads without issues.
Anonymous
Feb 17, 2026
Rating: 4/5
Good value board
Works as expected. Pin headers are pre-soldered which saves time. Wish it had a 3.3V option though.
Anonymous
Feb 08, 2026
Rating: 4/5
Easy to start with
Documentation could be better, but there are many tutorials online for STC89C52. Good starter kit.
Q: Can I power this with 3.3V?
A: No, this board operates at 5V. Supplying 3.3V may cause unstable operation.
Q: Does this work with Keil C51?
A: Yes, this board is fully compatible with Keil C51 and STC-ISP software.
Q: Does it have an external crystal oscillator?
A: Yes, it comes with a built-in 11.0592MHz crystal for accurate serial communication.
Q: Is the USB cable included?
A: Yes, a standard Micro-USB cable is included in the package for power and programming.
Q: Are the pin headers soldered?
A: Yes, all necessary pin headers are pre-soldered for immediate use.
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