EP-Series Ultra HD LCD Displays RS232 User Guide
1
RS232 Codes
RS232 control is not necessary for operation, but is a convenient way to control
displays from a computer at a distance. Most things you can do with the remote, you
can do with RS232 commands. Plus, you can send inquiries to the displays and find
out the current settings and values.
1
RS232 Command Format
STX
(1byte) +
IDT
(1byte)+
Type
(1byte)+
CMD
(
[Value/Reply(1byte)]
+
ETX
(1byte)
STX: Start byte =
07
IDT: Don’t care
Type: Read or Write command,
01
: read,
02
: write;
00
: return to host (from
monitor)
CMD: As shown in the table on the following pages
Value: Setting Value of “Write Command”
Reply: Return Value of monitor
ETX: End byte =
08
Transmit from PC (Host)
Read command: 07 IDT 01 CMD 08 (7bytes)
Write/Setting command: 07 IDT 02 CMD VAL 08 (8bytes)
Return from Monitor:
Sent after receiving any valid command. The response CMD is
the same as the received CMD.
2
Serial Port Setting
Baud rate can be set to 115200, 38400, 19200, or 9600 to match the monitor baud
rate setting.
Baud rate 19200 is the default setting.
Explanation of symbols
▲
: Valid command on Power saving/ off mode (The setting of “Wake Up from Sleep”
must be “VGA, Digital, RS-232”).
Baud Rate
Data Bit
Parity Bit
Stop Bit
19200
8
None
1
