Samsung ME55A User Manual page 41

1
Preparations
To control all devices connected by a serial cable simultaneously irrespective of IDs, set the ID as
"0xFE" and transmit commands. Commands will be executed by each device but ACK will not
respond.
Power control
Function
A TV/monitor can be powered on and off using a PC.
Viewing power state (Get Power ON / OFF Status)
Header
0xAA
Setting power ON/Off (Set Power ON / OFF)
Header
0xAA
"Power": Power code to be set on a TV/monitor
1: Power ON
0: Power OFF
Ack
Header
0xAA
"Power": Power code to be set on a TV/monitor
Nak
Header
0xAA
"ERR": A code showing what error has occurred
Command
ID
0x11
Command
ID
0x11
Command Data length
ID
0xFF 3
Command Data length
ID
0xFF 3
Data length
Checksum
0
Data length Data
1 "Power"
Ack/Nak r-CMD
'A' 0x11
Ack/Nak r-CMD
'N' 0x11
Checksum
Val1
Checksum
"Power"
Val1
Checksum
"ERR"
41
1 Preparations