M124
#!/bin/sh
# Trigger pin to sample hold difference between W and Z pos-cmd

halcmd sets  w-z-s-hold  1
sleep .100 ;# requires a sleep that does <1

# if a M1nn command fails and its script exits with nonzero status,
# the gcode program exits.  So always exit 0, and make sure
# the M1nn command prints a message in order to keep on going.
exit 0
