diff --git a/docs/TMC_Drivers.md b/docs/TMC_Drivers.md index 0b08c332..413f4ee1 100644 --- a/docs/TMC_Drivers.md +++ b/docs/TMC_Drivers.md @@ -425,6 +425,13 @@ indicates the driver has disabled itself because it detected very high current passing through the driver. This may indicate a loose or shorted wire to the stepper motor or within the stepper motor itself. +This error may also occur if using stealthchop mode and the TMC driver +is not able to accurately predict the mechanical load of the motor. +(If the driver makes a poor prediction then it may send too much +current through the motor and trigger its own over-current detection.) +To test this, disable stealthchop mode and check if the errors +continue to occur. + **TMC reports error: ... reset=1(Reset)** OR **CS_ACTUAL=0(Reset?)** OR **SE=0(Reset?)**: This indicates that the driver has reset itself mid-print. This may be due to voltage or wiring issues.