touchcal - Man Page

Minimal required options: touchcal -e|-m /dev/ttySx [x=0..3] All options: --elographics | -e          - use elographics driver --microtouch  | -m          - use microtouch driver --x11         | -x[SCREEN]  - use X11 [on given screen] --position    | -p PERCENT  - position of cross-hair under X11 in % (default: 3) --shrink      | -S NUMBER   - shrink area by NUMBER % for each axis

(useful to avoid crossing screen

boundaries in multiscreen configurations)

--time        | -t[SECONDS] - use timeout instead of keyboard input (default: 3) --diffrequird | -d NUMBER   - requires a difference between the

max. and min. values of at least NUMBER

(default = 2000, 0 = off)

--save        | -s NAME     - file to save min / max information to

(default = "/tmp/touchcal.tmp")

--version     | -v          - print the touchcal version (1.30) --help        | -h          - this help text

And then give the device file for your serial port. Probably /dev/ttySx [x=0..3]