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Code Command Comment
0x02 Source Switch This command enables the host to switch signal source.
Host Monitor
Byte 03: L-Len = 0x01
Byte 04: H-Len = 0x00
Byte 08: Input - Source
0 = RGB-Analog1
1 = DVI 1
2 = DVI 2
3 = RGB-Analog2
Monitor Host
Byte 00: ACK = 0x06
ACK is sent after the monitor has internally switched the source.
CRC-Check sum for individual sources::
- AnalogRGB1: 0x2C1C
- DVI1: 0xEDDC
- DVI2: 0xADDD
- AnalogRGB2: 0x6C1D
0x03 Backlight -
Brightness
This command is used to adjust backlight brightness
Host Monitor
Byte 03: L-Len = 0x02
Byte 04: H-Len = 0x00
Byte 08: Value of Brightness (0 .. 255)
Monitor Host
Byte 00: ACK = 0x06
Value 0 to 255 corresponds 0 to 100% of adjustment range.
50 4 Serial Communication