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External Control
–
HEX Protocol
SUHD983-P LCD Panel Serial Commands Technical Reference
45
020-001766-01 Rev. 1 (01-2020)
Copyright
©
2020 Christie Digital Systems USA, Inc. All rights reserved.
•
[REPLY] is the parameter setting for the command, acknowledged by the display panel in its
response to a command.
•
[ETX] indicates the end of the command data (always 08).
•
[CR] is the ASCII carriage return key (0x0D).
The following are some examples of serial commands and their responses.
Description
Command sent to the display
panel
Response received from the
display panel
Turn off the display panel.
07 01 02 50 4F 57 00 08
07 01 00 50 4F 57 00 08
Turn on the display panel
07 01 02 50 4F 57 01 08
07 01 02 50 4F 57 01 08
Request the display panel status
07 01 01 50 4F 57 08
07 01 02 50 4F 57 XX 08
(XX = 00 when off, 01 when on)
Set the display panel contrast to 30
(1E hex)
07 01 02 43 4F 4E 1E 08
07 01 00 43 4F 4E 1E 08
Request the display panel use large
PIP
07 01 02 50 53 43 03 08
07 01 00 50 53 43 03 08
Request the display settings on the
display panel
07 01 02 41 4C 4C 00 08
07 01 00 41 4C 4C 00 08
Request the serial number of the
display panel
07 01 01 53 45 52 08
07 01 00 53 45 52 S(0)…
S(12) 08
Request the firmware version of the
display panel
07 01 01 47 56 45 08
07 01
00 47 56 45 S(0)…S(5) 08
(S(0)…S(5)= firmware version in
ASCII)
Learn the serial commands that work with a display panel.
Control item
CMD
Type
Value
(DEC)
Reply
(DEC)
Content
CMD
(HEX)
Power control
POW
R/W
0
0
Off
50 4F 57
1
1
On
Input Source
MIN
R/W
1
1
DVI
4D 49 4E
9
9
HDMI1
10
10
HDMI2
11
11
HDMI3
12
12
HDMI4
13
13
DP1
14
14
DP2
15
15
OPS HDMI