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Home / Development Boards & Control Boards / Open Source STM32/Arduino/51 Servo Controller MCU Development Board, Programmable Robotic Arm Driver Board
Development Boards & Control Boards

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Main Controller STM32F103C8T6
Operating Voltage 5V - 12V DC
Servo Interfaces 16 Channels
Communication Protocol UART / TTL Serial
Programming Support Arduino IDE, Keil, STM32CubeIDE
PCB Dimensions 50mm x 50mm
Weight 12 grams
Max Current Output 2A Total
Indicator LEDs Power, Status, Activity
Material FR-4 Fiberglass

5 reviews

A

Anonymous

Mar 17, 2026

Rating: 5/5

Arduino Compatible

Uploaded code without any drivers needed. Very convenient for prototyping.

A

Anonymous

Mar 03, 2026

Rating: 3/5

Decent board

One pin was slightly bent on arrival, fixed easily. Works fine after adjustment.

A

Anonymous

Mar 01, 2026

Rating: 4/5

Good value

Documentation could be more detailed but the hardware is solid and functions as expected.

A

Anonymous

Feb 11, 2026

Rating: 5/5

Perfect for learners

Helped me understand servo timing better. Open-source code is a huge plus.

A

Anonymous

Jan 23, 2026

Rating: 5/5

Great for robotics

Works perfectly with my hexapod project. Easy to program and the pins are well labeled.

5 FAQ

Q: What is the PWM frequency?

A: The default PWM frequency is 50Hz, but it is configurable within the code.

Q: Does this support continuous rotation servos?

A: Yes, it supports standard and continuous rotation servos without modification.

Q: Does it work with 3.3V logic?

A: The board operates at 3.3V logic levels, compatible with most 3.3V microcontrollers.

Q: Is the source code available?

A: Yes, the project is open-source and the repository link is provided in the product description.

Q: Can I power it via USB?

A: Yes, via the micro USB port for logic, but external power is recommended for servos.

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