How to disable StealthChop in Marlin using Trinamic TMC2xxx/TMC5xxx
In Marlin, you can disable StealthChop using M569 S0 <axes>. Typically, you want to store the settings to EEPROM using M500 after running M569.
This will set the X Y Z mode to SpreadCycle instead of StealthChop:
M569 S0 X Y Z
M500
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