Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller Type | STC89C52RC / AT89S52 Compatible |
| Operating Voltage | 5V DC |
| Clock Frequency | 11.0592 MHz Crystal Oscillator |
| Program Memory | 8KB Flash EEPROM |
| Data Memory | 256 Bytes RAM |
| I/O Ports | 32 Programmable I/O Lines (P0-P3) |
| Communication Interfaces | UART, SPI, I2C Support |
| Expansion Headers | Standard 2.54mm Pitch Pin Headers |
| Power Supply | USB Port or External DC Jack |
| Board Dimensions | 75mm x 55mm x 15mm |
Anonymous
Mar 25, 2026
Rating: 5/5
Nostalgic and functional
Love working with the classic 51 architecture again. This finished version saves so much time compared to building from scratch. The reset button and ISP programmer interface work perfectly.
Anonymous
Mar 20, 2026
Rating: 4/5
Great starter kit
Everything you need to get started is here. The USB cable included works well for both power and data. Only minor issue is the LED brightness is a bit high for dark rooms, but easily fixed with a resistor.
Anonymous
Mar 18, 2026
Rating: 4/5
Good quality but manual could be better
The hardware itself is solid and the soldering joints look professional. However, the included PDF manual is a bit sparse on example code. Had to find resources online, but the board performs flawlessly.
Anonymous
Mar 16, 2026
Rating: 5/5
Reliable for classroom use
Bought ten of these for our university lab. Students find them easy to program using Keil or SDCC. No dead-on-arrival units, and they withstand frequent plugging and unplugging.
Anonymous
Mar 16, 2026
Rating: 5/5
Perfect for beginners learning embedded systems
This board arrived fully assembled and worked immediately. The pinout is clearly labeled, making it easy to connect sensors and LEDs. Great value for anyone starting with 8051 architecture.
Anonymous
Mar 04, 2026
Rating: 5/5
Excellent build quality
The PCB layout is clean and the components are securely mounted. I've run several continuous tests for days without any overheating or stability issues. Highly recommended for prototyping.
Q: Can I power this board with a 9V battery?
A: While there is a DC jack, please ensure your external source is regulated to 5V. Connecting a raw 9V battery directly may damage the board unless used with a proper 5V regulator module.
Q: Does this board come with a USB cable for programming?
A: Yes, the kit includes a standard USB cable that handles both power supply and data transfer for programming the microcontroller.
Q: What is the maximum current draw per I/O pin?
A: Each I/O pin can typically sink/source up to 20mA, but the total current for all ports combined should not exceed the microcontroller's absolute maximum ratings specified in the datasheet.
Q: Which software compilers are compatible with this board?
A: This board supports popular 8051 compilers such as Keil C51, SDCC (Small Device C Compiler), and Assembly language environments.
Q: Is the source code for the demo program provided?
A: Yes, a download link for sample source code and drivers is printed on the quick start guide included in the package.
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