Rs232 Terminal Specifications - InFocus LP930 User Manual

RS232 T erminal 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:
Setting
Bits per second
Data bits
Parity
Stop bits
Flow control
Emulation
Here are the pinouts of the RS232 connector (outputs and inputs
are relative to the projector):
6
9
1
5
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
Value
19,200
8
None
1
None
VT100
1. Not used
2. Receive data
(input)
3. Transmit (output)
4. Not used
5. Ground
( starts the command
AAA denotes the command
? denotes the read request
) ends the command
6. Not used
7. Ready to
send (output)
8. Not used
9. Not used
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