Projector's Status, Read - Barco iCon H250 User Manual

2.4

Projector's Status, Read

Description
Reads the Projector's Status
Command
Command [0]
Returned Data
Data [0] = unsigned byte
bit7 bit6
Not used Not used
bit5 gives an indication on whether the projector can be (re)started or not (hot restrike), if the cool down cycle
is active (bit5 = 0) the projector can not be restarted until the cool down cycle has been completed.
Example
Read the status being : \x23:
• projector is ON
• textbox is on
• cool down cycle is inactive
Transmit
Start
Projector address
Command[0]
Checksum
Stop
Receive (acknowledge)
Start
Projector address
Command[0]
Command[1]
Checksum
Stop
Receive (Awnser)
Start
Projector address
Command[0]
Data[0]
R59770077 RS 232 SERIAL COMMUNICATIONS FOR ICON H250/400 16/02/2007
bit5 bit4
Cool down cycle Not used
active = 0
inactive = 1
\x67
bit3 bit2
Not used Not used
\xfe
\x01
\x67
\x68
\xff
\xfe
\x01
\x00
\x06
\x07
\xff
\xfe
\x01
\x67
\x23
2. Basic commands
bit1 bit0
Textbox Projector
ON = 1 ON = 1
OFF = 0 OFF = 0
23