TMC 2130 Stepper Drivers

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Wire Via SPI for Stealth Mode

  • Solder certain bridges on the driver - not easy
  • Change Marlin code in configuration_adv.h
  • Need to change pins_RAMPS.h file to tell which pins are being used
  • Debug allows M122 in serial monitor for status
  • Define sensorless_homing in config_adv !!! This is useful.
  • Disable endstops_pullup for sensorless homing
  • M914 in sensorless homing determines sensitivity of sensorless homing
  • Need to upgrade to Marlin 1.1.9 from 1.1.0 to do sensorless homing.