Anonymous
Feb 24, 2026
Rating: 3/5
Decent but basic
Does the job but lacks some peripheral headers. Good for basics.
Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller Model | STC89C52RC |
| CPU 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 | CH340 USB to TTL |
| Board Dimensions | 55mm x 35mm |
| Net Weight | 15g |
Anonymous
Feb 24, 2026
Rating: 3/5
Decent but basic
Does the job but lacks some peripheral headers. Good for basics.
Anonymous
Jan 30, 2026
Rating: 5/5
Reliable minimal system
Used this for a hobby project. Stable clock and reset circuit.
Anonymous
Jan 23, 2026
Rating: 5/5
Perfect for learning 8051
Great board for students. CH340 works instantly on Windows 10.
Anonymous
Jan 21, 2026
Rating: 5/5
Fast delivery
Board arrived well packaged. Tested with STC-ISP software successfully.
Anonymous
Jan 19, 2026
Rating: 4/5
Good value
Works well but the silk screen is a bit small. Easy to program.
Q: What software do I use to program this?
A: You can use the STC-ISP software provided by STC Micro for downloading code.
Q: Is the USB cable included?
A: No, the USB cable is sold separately. You need a standard Micro USB cable.
Q: Does this support STC12 series chips?
A: Yes, it is compatible with STC12 series minimal system configurations.
Q: Are drivers needed for CH340?
A: Yes, please install CH340 drivers if your OS does not recognize the device automatically.
Q: Can I power this via VIN pin?
A: Yes, you can supply 5V directly to the VIN pin if not using USB.