Samsung SyncMaster 320TSn-3 User Manual page 29

- Every communication will be made in hexadecimals and Checksum is the sum of all
remainings. If it exceeds two digits,for example, it is 11+FF+01+01=112, discard the
number in the first digit like below.
example)PowerOn&ID=0
Header command
0xAA 0x11
Header command
0xAA 0x11
If you want to control every mechanism connected with Serial Cable regardless of its ID,
set ID part to "0xFE" and send commands. At the time, each product will follow commands
but it will not respond with ACK.
• Power Control
• Function
Personal Computer turns TV / Monitor power ON/OFF.
• Get Power ON/OFF Status
Header
0xAA
• Set Power ON/OFF
Header command
0xAA
Power : Power code to be set on TV / Monitor
1 : Power ON
0 : Power OFF
• Ack
com-
Header
mand
0xAA 0xFF
Power : Same as above
• Nak
com-
Header
mand
Introduction
ID
ID
command
ID
0x11
ID
0x11
DATA
Length
ID
3
DATA
ID
Length
DATA DATA 1
Length
1 Power
DATA DATA 1
Length
1 1
DATA Length
0
DATA DATA
Length
1 Power
Ack/Nak r-CMD
'A' 0x11
Ack/Nak r-CMD
CheckSum
12
CheckSum
CheckSum
Val1
Check
Sum
Power
Check
Val1
Sum