[Grbl_Esp32 PR#468] Sensor less homing with I2S OUT

#1 – odaki 于 2020-07-05

I’m checking the operation with a logic analyzer to see if the fix is valid.

#2 – odaki 于 2020-07-05

No delay was needed to be added.
Changes related to the delay will be rolled back.

I have sensorless homing as intended without delay.
https://youtu.be/_-GzvqZPJmQ

#3 – odaki 于 2020-07-05

TMC2130 sensor less homing with I2S OUT.
!スクリーンショット 2020-07-05 16 37 04

On the second approach, the LIMIT signal from the TMC 2130 also stops the motor accurately.
!スクリーンショット 2020-07-05 16 37 45