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:
Setting | Value |
Bits per second | 19,200 |
Data bits | 8 |
Parity | None |
Stop bits | 1 |
Flow control | None |
Emulation | VT100 |
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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:
Function | Command | Response |
Brightness | (BRT?) | |
Volume | (VOL?) | |
Lamp hours | (LMP?) | |
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