Tremor allows controlling a force-feedback device to play customizable vibration effects.
Usage: tremor <length> <interval> <count> [--device-path <device-path>]
Force-feedback device control utility.
Positional Arguments:
length duration of each vibration in milliseconds
interval time between vibrations in milliseconds
count number of vibrations
Options:
--device-path force-feedback device path
--help display usage information
This is how you'd play 3 500 millisecond long vibration effects with 2 seconds pause before each vibration:
tremor 500 2000 3