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RS232 Terminal Specifications
Communication configuration
To control the projector from an LCD control panel or terminal
software, connect a null modem type RS232 cable and set your
computer’s serial port settings to match this communication con-
figuration:
Here are the pinouts of the RS232 connector (outputs and inputs
are relative to the projector):
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
Setting Value
Bits per second 19,200
Data bits 8
Parity None
Stop bits 1
Flow control None
Emulation VT100
1. Not used 6. Not used
2. Receive data
(input)
7. Ready to
send (output)
3. Transmit (output) 8. Not used
4. Not used 9. Not used
5. Ground
9
6
5
1