Lowrider V4 - Sensing Missed Steps

[jeyeager (Jason Yeager)]

Not really. Stallguard is intended for homing which is at a fixed slow speed.

Here are the details of my test. There is additional information you may find useful in this thread.

Catching missed steps and stopping

I almost gave up on this a few times. I’m still not sure that we’ll be able to set the threshold to make this viable, but here’s a working proof of concept. I’m getting good info now without needing to hook up a computer. I reduced the auto-reporting interval and enabled debug messages (which you’ll want to set back to “Info” when done): $Report/Interval=100 $Message/Level=Debug I have a wire running from the diag pin on the X stepper driver to the signal pin on gpio 39. For config, I set …