Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32 / STM32 / 8051 Compatible |
| Channel Count | 6 Independent PWM Channels |
| Connectivity | Bluetooth 4.0 BLE & USB Type-C |
| Input Voltage | 5V - 12V DC |
| Max Current per Channel | 2.5A |
| Communication Protocol | UART, I2C, GPIO |
| Software Support | Arduino IDE, MicroPython, C++ |
| PCB Dimensions | 65mm x 45mm x 18mm |
| License Type | Open Source Hardware (OSHW) |
| Application Focus | Robot Arms, Hexapods, Pan-Tilt Units |
Anonymous
Mar 26, 2026
Rating: 5/5
Perfect for my hexapod project
The Bluetooth connectivity works flawlessly with my Android phone. The documentation is clear, and the open-source nature allowed me to tweak the firmware for smoother servo movement.
Anonymous
Mar 25, 2026
Rating: 5/5
Developer friendly
Being open-source is a huge plus. I could inspect the schematics and modify the code to fit my specific latency requirements. Highly recommended for educational purposes.
Anonymous
Mar 19, 2026
Rating: 5/5
Reliable for prototyping
We used this for a quick industrial proof-of-concept. The stability of the ESP32 module combined with the dedicated servo driver circuitry made our testing phase very smooth.
Anonymous
Mar 04, 2026
Rating: 5/5
Solid build quality
I was worried about the heat dissipation under load, but the board stays cool even when driving four servos simultaneously. The screw terminals are secure and easy to use.
Anonymous
Mar 02, 2026
Rating: 4/5
Great value, minor learning curve
Excellent board for the price. It took me a little while to configure the STM32 environment, but once set up, the 6 channels provide plenty of power for small robotic arms.
Anonymous
Mar 01, 2026
Rating: 4/5
Good starter board
As someone new to embedded systems, this board was approachable. The example codes helped me get my first robot arm moving within an hour. Would give 5 stars if the cable was included.
Q: Can I daisy-chain multiple controllers?
A: Yes, you can daisy-chain multiple units via the UART interface to control more than 6 servos in a synchronized manner.
Q: Does this board support Python programming?
A: Yes, the ESP32 version fully supports MicroPython, allowing you to write control scripts in Python easily.
Q: What is the maximum voltage I can supply to the servo rail?
A: The servo rail supports input voltages from 5V up to 12V DC. Please ensure your servos are rated for the voltage you select.
Q: Where can I find the schematic diagrams?
A: Since this is an open-source project, all schematic diagrams and PCB files are available in the GitHub repository linked in the product description.
Q: Is the Bluetooth range sufficient for outdoor use?
A: The typical indoor range is about 10 meters, and outdoors with line-of-sight, it can reach up to 30 meters depending on environmental interference.
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