Christie DWU1052 Technical User's Manual page 14

Communication settings
1. Protocol
19200bps, 8N1
2. Command format
Byte Number
Command
Action
<SET>Change setting to
desired value [(cL)(cH)]
by [(bL)(bH)].
<GET>Read projector
internal setup value [(bL)
(bH)] .
<INCREMENT>
Increment setup value
[(bL)(bH)] by 1.
<DECREMENT>
Decrement setup value
[(bL)(bH)] by 1.
<EXECUTE> Run a
command [(bL)(bH)].
[Header code] [Packet] [Data size]
Set [BEh, EFh, 03h, 06h, 00h] to byte number 0 to 4.
[CRC flag]
For byte number 5 and 6, refer to
command table
[Action]
Set functional code to byte number 7 and 8.
<SET> = [01h, 00h], <GET> = [02h, 00h], <INCREMENT> = [04h, 00h]
<DECREMENT> = [05h, 00h], <EXECUTE> = [06h, 00h]
Refer to the Communication command table
[Type] [Setting code]
For byte number 9 to 12, refer to
command table
DWU1052/DHD1052
User's Manual - Technical
(h shows hexadecimal)
0 1 2
Header
Header
code
Packet
L H
BEh EFh 03h
(&21).
(&21).
3 4 5 6
Data CRC
flag
size
L H L H
(aL) (aH) 01h 00h (bL) (bH) (cL) (cH)
(aL) (aH) 02h 00h (bL) (bH) 00h 00h
06h 00h
(aL) (aH) 04h 00h (bL) (bH) 00h 00h
(aL) (aH) 05h 00h (bL) (bH) 00h 00h
(aL) (aH) 06h 00h (bL) (bH) 00h 00h
RS-232C Communication / Network
(&above).
RS-232C Communication / Network
13
RS-232C Communication
7 8 9 10
Data
Action Type
L H L H
020-000857-01 Rev. 1 (12-2015)
LIT MAN USR DWU/DHD1052 TECH
11 12
Setting
code
L H