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I'm road testing Trinamic TMC2300 EVAL KIT (2-PH Stepper Motor). It's their latest design that targets battery powered devices. In this post: the UART protocol used to control the driver. This post reviews the lowest level of integration with the device. Trinamic has a C library to control their devices. For the new TMC2300, this library hasn't been released, but I'll review it as soon as it's out.   Trinamic have drivers that use different communication protocols. The ones most used ...