trinamic
PyTmcStepper is a pure Python library for controlling Trinamic stepper drivers via UART or SPI on platforms like Raspberry Pi and MicroPython devices.
this is a Python libary to drive a stepper motor with a Trinamic TMC2209 stepper driver and a Raspberry Pi
TMCL Serial interface to Trinamic Stepper Motors
TMCM-Lib – Trinamic Motion Control Module Library for Python