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# Touch Firmware Calibration
## Overview
This package includes command line tools needed to set calibration values to
evdev devices. When it is build, the following executable will be built:
/lib/udev/override_max_pressure
See more details below.
## override\_max\_pressure
### Usage
| parameter | explain |
|---------------|------------|
help | Show help message.
device | Set the device name. It should be eventX.
maxpressure | Set the max pressure.
### Example
Set the max pressure of /dev/input/event4 to 2048.
$override_max_pressure --device=event4 --maxpressure=2048