Matrix Orbital VK162-12 Legacy - Manual (Page 29)

Table 10: Default Screen
Matrix Orbital
VK162-12
The 40 characters define the two 20 character rows of the screen.
Table 11: Default Screen
Character1 Character16
Character21 Character 32
6.1.6 Set brightness (254 89 [brightness])
This command sets the display brightness to [brightness], where [brightness] is a value between 0x00
and 0x03 (between 0 and 3) according to the Table below.
Table 12: Brightness Settings
Hex Value Brightness
0x00 25%
0x01 50%
0x02 75%
0x03 100%
6.1.7 General Purpose Output Off (254 86 [gpo #])
This command turns OFF any of the general purpose outputs. [gpo #] is 1 to 7.
6.1.8 General Purpose Output On (254 87 [gpo #])
This command turns ON any of the general purpose outputs. [gpo #] is 1 to 7. ON means that the output
is pulled low (ground via 240ohms).
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