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14/03/2025

Controllers

Motor controller modules are small, fully integrated stepper motor controllers designed to drive bipolar stepper motors used in compact motion systems such as motorized lenses, robotics, precision stages and automation projects. Each module combines the microcontroller and motor drivers on a tiny board, making them easy to embed directly into space constrained designs without external driver electronics. Using these controllers simplifies development, reduces wiring and PCB size, and provides reliable, precise multi-axis motion control out of the box. While USB is commonly used for power and communication, the controllers also support alternative control interfaces such as UART, I²C, GPIO and other serial buses, allowing seamless integration with embedded hosts and custom systems.

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SCF4
SCE2
SCG1
MotionNo interpolationFull linear interpolation Full linear interpolation
Motors346
Designed forSimple lens control* Advanced lens control
* Small CNC machines
* Robotics
* Advanced lens control 
* Small CNC machines
* Robotics
MCUSTM32F103STM32F103STM32F103
Driver(s)LC898201TMC2300TMC2300
Dimensions16 × 23 × 2.3 mm17.5 × 27.5 × 2.3 mmTBD
Max current per motor 1.0A 1.2A1.2A
ProtocolG-codeG-codeG-code
Firmware Closed sourceGRBL open sourceGRBL open source
Life statusNot recommended 
for new designs
ActiveActive
TODO: complete content