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10.9.3.2 Choosing the active brightness setting for the Halo LED’s
There are 3 predefined brightness settings available to choose from in the keypad. The K-
Matrix defines the object and which value for the setting is stored.
Value Setting name
Setting description
0x00
Setting 0 (even)
Brightness for LEDs button wise
0x01
Setting 1 (even)
Brightness for LEDs button wise
0x02
Setting 2 (individual)
Brightness for LEDs individually
There are 2 ways to set the active brightness setting for the buttons.
There is an object described in the K-Matrix that stores the information for the active brightness
setting. The object in question is number 0x2201. The subindex 1 through 6 correspond with
the buttons 1 to 6.
Example message for setting the active brightness setting for button 2 to Setting 1:
11-Bit
Identifier
DLC
Data field
Byte 0 Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6 Byte 7
0x60B
8
0x2F
0x01
0x22
0x02
0x01
0x00
0x00
0x00
10.9.3.3 Changing the brightness setting for the Halo LED’s
Each of the aforementioned brightness settings can be accessed through objects as described
in the K-Matrix.
Object
Setting name
Setting description
0x2120
Setting 0 (even)
Brightness for LEDs button wise
0x2122
Setting 1 (even)
Brightness for LEDs button wise
0x2121
Setting 2 (individual)
Brightness for LEDs individually
The subindex for setting 0 and 1 are mapped from 1 to 6 corresponding to the buttons 1 to 6.
You can find the mapping for Setting 2 in the K-Matrix.
Example message for setting the brightness in setting 1 for button 2 to 20%:
11-Bit
Identifier
DLC
Data field
Byte 0 Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6 Byte 7
0x60B
8
0x2F
0x22
0x21
0x02
0x32
0x00
0x00
0x00
The individual setting number 2 provides the possibility to adjust brightness values for each
LED alone. The LEDs are mapped to the sub index of the corresponding object as described
in the K-Matrix.