NAME

ums — USB HID mouse, touchscreen and digitiser devices

SYNOPSIS

ums* at uhidev?
wsmouse* at ums? mux 0

DESCRIPTION

The ums driver provides support for USB HID mice, touchscreens and digitisers. Access to these devices is through the wscons(4) driver.

If the touchscreen sensor is poorly aligned, then xtsscale(1) should be used to provide calibration results to the ums driver.

SEE ALSO

xtsscale(1), uhidev(4), usb(4), wsmouse(4)

HISTORY

The ums driver first appeared in OpenBSD 2.8.

AUTHORS

HID touchscreen and digitiser support was written by Robert Nagy and Matthieu Herrb then later merged into the generic ums driver by Edd Barrett.

CAVEATS

Touchscreen and digitiser pressure sensitivity is not yet implemented.