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Matrix Orbital GLK24064-25 Legacy User Manual

Page 39

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39

10.5. Set Region

Reporting Mode

Dec
Hex

254 136

FE 88

Mode
Mode

Defines the events transmitted in region mode. Allows only events specified to return a value to the host. Key
down values are transmitted for press and drag events, key up for release, and the value 255 for out of region.

Mode

1 byte, region reporting mode, see table below. Default reporting returns all events.

Table 37: Region Reporting Mode Byte

Byte

7-4

3

2

1

0

Event

Reserved Out of Region Drag Release Press

10.6. Set Dragging

Threshold

Dec
Hex

254 137

FE 89

Threshold
Threshold

Sets the distance a press is required to travel before a drag event is reported. Precision will vary inversely to data
transmitted; care should be taken to find a suitable balance. Distance is calculated as

.

Threshold

1 byte, threshold value between 1 and 255. Default is 8.


10.7. Set Pressure

Threshold

Dec
Hex

254 138

FE 8A

Threshold
Threshold

Sets the pressure required to trigger a touch event.

Threshold

2 bytes, threshold value between 1 and 65535. Default is 1000.


10.8. Run Touchpad

Calibration

Dec
Hex

254 139

FE 8B

Triggers an interactive calibration of the touchpad. User will be required to touch various points on the screen
during calibration. This command is recommended for use when environmental or user conditions change to
ensure correct operation.

Response

2 bytes, command byte 254, then 21 for success or 20 for failure.


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