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8.2.2 Communication Setting
- Baud Rate Select: 9600bps (fixed)
- Data bits: 8 bits (fixed)
- Parity: None (fixed)
- Stop Bits: 1 (fixed)
8.2.3 Command Message Reference
PC sends to Monitor command packet followed by “CR”. Every time PC sends
control command to the Monitor, the Monitor shall respond as follows:
1. If the message is received correctly it will send “+” (02Bh) followed by “CR”
(00Dh)
2. If the message is received incorrectly it will send “-” (02Dh) followed by “CR”
(00Dh)
8.3 Protocol
8.3.1 Set-Function Listing
The PC can control the TV/DS for specific actions. The Set-Function command
allows you to control the TV/DS behavior in a remote site through the RS232 port.
The Set-Function packet format consists of 9 bytes.
Set-Function description:
Length: Total Byte of Message excluding “CR”.
TV/DS ID Identification for each of TV/DS (01~98; default is 01)
ID “99” means to apply the set command for all connected
displays. Under such circumstances, only ID#1 display has to
reply.
The TV/DS ID can be set via the OSD menu for each TV/DS
set.
Command Type Identify command type,
“s” (0x73h): Set Command
“+” (0x2Bh): Valid command Reply
“-“ (0x2Dh): Invalid command Reply
Command: Function command code: One byte ASCII code.
Value[1~3]: Three bytes ASCII that defines the value.
CR 0x0D
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