Correct Command Formatting; Understanding Message Format; Message Structure - Christie DWU1612-HS Technical Reference

Parameter
Data bits
Stop bits
Flow control

Correct command formatting

Add a space between the code and the number when entering commands.
For example, PWR1 can be entered as PWR 1.

Understanding message format

Commands sent to and from DWU1612-HS/DWU2022-HS are formatted as simple text messages
consisting of a three letter command code, an optional four letter subcode, and optional data.
Source Format
From controller (Code Data)
(Code+Subcode
Data)
(Code ?)
(Code+Subcode ?)
From projector (Code Data)
(Code+Subcode
Data)
Available message types
Message type Description
Set A command to set a projector parameter at a specific level, such as changing the
brightness.
Request A request for information, such as what is the current brightness setting.
Reply Returns the data in response to a request or as confirmation of a command.

Message structure

Understand the components of an ASCII command.
Regardless of message type or origin, all messages use the same basic format and code. Opening and
closing round brackets (parentheses) surround each message.
DWU1612-HS/DWU2022-HS Technical Reference–Serial Commands
020-103352-01 Rev. 1 (03-2020)
Copyright © 2020 Christie Digital Systems USA, Inc. All rights reserved.
Communicating with DWU1612-HS/DWU2022-HS
Value
8
1
None
Function
SET (set power on)
SET (set active input for the main
video)
REQUEST (what is current power
state?)
REQUEST (what is active input for the
main video?)
REPLY (power state is 1 "On")
REPLY (active input for the main video
is 1 "DVI-D")
Example
(PWR1) or (PWR 1)
(SIN+MAIN 1)
(PWR?) or (PWR ?)
(SIN+MAIN?)
(PWR!001 "On")
(SIN+MAIN!001 "DVI-D")
8