Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Core Microcontroller | STC89C52RC (8051 Architecture) |
| Operating Voltage | 5V DC |
| Clock Frequency | 11.0592 MHz Crystal Oscillator |
| Program Memory | 8KB In-System Programmable Flash |
| Data Memory | 256 Bytes RAM |
| I/O Ports | 32 Programmable I/O Lines (P0-P3) |
| Timers/Counters | 3 x 16-bit Timer/Counters |
| Communication Interfaces | UART, SPI, I2C Support |
| Programming Interface | USB to TTL Serial Download |
| Board Dimensions | 75mm x 55mm |
Anonymous
Mar 26, 2026
Rating: 5/5
Excellent documentation support
While the board is simple, the community support for this specific model is huge. I found plenty of sample codes and tutorials online that worked immediately. A great learning tool.
Anonymous
Mar 26, 2026
Rating: 5/5
Easy to program and debug
The serial download feature works flawlessly with the provided software. I was able to blink an LED within minutes of unboxing. The pinout labels on the PCB are clear and helpful.
Anonymous
Mar 19, 2026
Rating: 4/5
Reliable for prototyping
We use these for quick logic control prototypes in our workshop. They are stable and the voltage regulation is consistent. Would give 5 stars if it had a built-in debugger header.
Anonymous
Mar 17, 2026
Rating: 4/5
Solid classic architecture
If you want to understand the roots of microcontrollers, the 8051 core is essential. This board provides a clean implementation without unnecessary bloat. Good build quality for the price.
Anonymous
Mar 05, 2026
Rating: 4/5
Great value for classroom use
Bought ten of these for my microcontroller lab. They are robust and handle student mistakes well. The only minor issue is the USB cable included feels a bit flimsy, but the board itself is solid.
Anonymous
Mar 02, 2026
Rating: 5/5
Perfect for beginners learning 8051
This board is exactly what I needed to start my embedded systems journey. The STC89C52RC chip is well-documented, and the layout makes it easy to connect peripherals. Highly recommended for students.
Q: Does this board come with a USB cable for programming?
A: Yes, the package includes a standard USB to Mini-USB cable required for power and serial programming.
Q: Can I power this board via the VIN pin with 9V?
A: No, this board operates strictly at 5V. Please do not apply more than 5.5V to the VCC or VIN pins to avoid damaging the microcontroller.
Q: Is this compatible with Arduino IDE?
A: No, this board uses the 8051 architecture and requires specific compilers like Keil C51 or SDCC. It is not natively compatible with the Arduino IDE which targets AVR or ARM chips.
Q: Does it support external EEPROM expansion?
A: Yes, the P0 port can be multiplexed to interface with external memory chips like the AT24C series for expanded storage capabilities.
Q: What is the maximum current output per I/O pin?
A: Each I/O pin can typically source/sink up to 20mA, but we recommend keeping loads under 10mA per pin for optimal longevity and stability.
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