Instruction manual

57
RS232 Terminal Specifications
Communication configuration
To control the projector from an LCD control panel, connect the
RS232 cable and set your computer’s serial port settings to match
this communication configuration:
Command format
All commands consist of 3 alpha characters followed by a
request, all enclosed in parentheses. The request can be a read
request (indicated by a “?”) or a write request (indicated by 1 to 4
ASCII digits).
A read request format: (AAA?) where
( starts the command
AAA denotes the command
? denotes the read request
)ends the command
A read command returns the range and the current setting, for
example:
Setting Value
Bits per second 19,200
Data bits 8
Parity None
Stop bits 1
Flow control None
Emulation VT100
Function Command Response
Brightness (BRT?) (0-22, 10)
Volume (VOL?) (0-80, 0)
Lamp hours (LMP?) (0-9999, 421)
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