Samsung SyncMaster 550DX User Manual page 33

• Set Input Source
Header command
0xAA 0x14
Input Source : Input Source code to be set on TV or Monitor
0x14 PC
0x1E BNC
0x18 DVI
0x0C AV
0x04 S-Video
0x08 Component
0x20 MagicInfo
0x1F DVI_VIDEO
0x30 RF(TV)
0x40 DTV
0x21 HDMI1
0x22 HDMI1_PC
0x23 HDMI2
0x24 HDMI2_PC
0x25 DisplayPort
Caution
DVI_VIDEO, HDMI1_PC, HDMI2_PC → Get Only
In the case of MagicInfo, only possible with models include MagicInfo
In the case of TV, only possible with models include TV.
• Ack
com-
Header
mand
0xAA 0xFF
Input Source : Same as above
• Nak
com-
Header
mand
0xAA 0xFF
ERR : Error code that shows what occurred error is
Introduction
DATA
Length
ID
DATA
Ack/Nak
Length
ID
3 'A'
DATA
Ack/Nak
Length
ID
3 'N'
DATA
1 Input Source
r-CMD Val1
Input
0x14
Source
r-CMD Val1
0x14 ERR
CheckSum
Check
Sum
Check
Sum