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Control functions
RS-232C
You can control the Monitor from an external service via RS-232C. The RS-232C connection is briefly
explained in this page.
Interface
Establish the RS-232C connection to the Monitor by using a 3.5 mm stereo mini plug.
3.5 mm Stereo mini plug
TIP
RING
SLEEVE
Connection settings
When establishing the RS-232C connection, make connection settings as below.
Baud rate
Data
Parity
Start bit
Stop bit
Flow control
Data format
We introduce the data format for the RS-232C communication below.
(a) Requests from the controller to the Monitor
No.
Item
1
Header
2
Category
3
Function
4
Length
5
Data 1
:
:
:
:
X+4
Data X
X+5
Check Sum
TXD
RXD
GND
TIP: Monitor t Controller
1 2 3 4
5
6 7 8 9
RING: Controller t Monitor
9600 bps
8 bit
None
1 bit
1 bit
None
Value
0x8C
0x00
0xXX
0xXX
0xXX
0xXX
0xXX
0xXX
0xXX
: Control
(fixed)
(=Data X+1 byte)
EN
GB
11
EN
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