UGCS alarm mode: Steppers moving incredibly slowly

[LarryM]

Your parameters are not correct. See below.

You are coming up in the alarm state because you have homing enabled and you have not homed your machine.

The defaults in the thread below are for the 500mm machine. For the 1000mm change $130 and $131 to 790.

Take a look at this thread:

X-carve Grbl Default Settings - 500mm

I’ve been helping folks get their X-carve machines up and running. I’ve learned a lot. One of the things that I have noticed is that the grbl parameters seem to be inconsistent, especially when the Arduino has to be re-flashed. Long story short I wanted to find out exactly what the defaults should be. I took a new Arduino and used the EEPROM clear example program to clear the contents of the EEPROM (1024 locations), compiled the source code for Grbl 0.9j, downloaded to the Arduino, then ask fo…