ViewSonic VT2755LED User Manual - Page 45

ENGLISH Other Information 3. Command Description Length Total Byte of Message excluding "CR" TV ID Identification for each of TV Command Type Identify command type, "s" (0x73h) : Set Command "g" (0x67h) : Get Command "r" (0x72h) : Reply Command "p" (0x70h) : RCU Pass-through "+" (0x2Bh) : Valid command Reply "-" (0x2Dh) : Invalid command Reply Command Value[1~3] CR Function command code: One byte ASCII code Three bytes ASCII that defines the value 0x0D 4. Set-Function Listing The PC can control the LCD Monitor for specific actions. The Set-Function command allows you to control the LCD monitor behavior in a remote sit through the RS232 port. The SetFunction packet format consists of 9 bytes. Set-Function description: Length Total Byte of Message excluding "CR" TV ID Identification for each of TV. The TV ID doesn't be supported by HDTV "power on" command. If we want to set all TV settings, TV ID can use "99" to achieve, and it will not have Reply command on this function. The TV ID can be set via the OSD menu for each TV set. Command Type Command Value[1~3] CR Identify command type, "s" (0x73h) : Set Command "+" (0x2Bh) : Valid command Reply "-" (0x2Dh) : Invalid command Reply Function command code: One byte ASCII code Three bytes ASCII that defines the value 0x0D Set-Function format: Send (Command Type= "s") Name Length ID Command Command Type Byte Count 1 Byte 2 Byte 1 Byte 1 Byte Bytes order 1 2~3 4 5 [NOTE] Set "Power on" command is the exception. Value1 1 Byte 6 Value2 1 Byte 7 Value3 1 Byte 8 CR 1 Byte 9 (Command Type= "s", Only for HDTV power on) Name Length Command Command Value1 Type Value2 Byte Count 1 Byte 1 Byte 1 Byte 1 Byte 1 Byte Bytes order 1 2 3 4 5 Value3 1 Byte 6 CR 1 Byte 7 ViewSonic 36 VT2755LED