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RS-232C Control Specifications PT-AE2000
As of October 2007 < 2 >
Serial connector
The serial connector complies with RS-232C. To control the projector from a personal computer, com-
mands must be input through communication software, based on the format and satisfying the commu-
nication conditions shown below.
Pin assignments and signal names
Communication conditions (factory setting)
Basic format
Transmission from the computer begins with STX, then the ID, command, parameter, and ETX are sent
in this order. Add parameters according to the details of control.
No.
1
2
3
4
5
No.
6
7
8
9
Signal name
–
TXD
RXD
–
GND
Signal name
–
RTS
CTS
–
Description
NC
Send data
Receive data
NC
Ground
Description
NC
Connected internally
Connected internally
NC
Signal level
Synchronization method
Baud rate
Parity
Character length
Stop bit
X parameter
S parameter
RS-232C-compliant
Start-stop synchronization
9,600 bps
None
8 bits
1 bit
None
None
D-sub 9-pin
STX ETXC1 C2 C3 : P1 P2 P3 P4
Start
(1 byte)
End
(1 byte)
Colon
(1 byte)
Parameter
(1-4 bytes)Command
(3 bytes)
(Control and/or query commands)
CAUTIION
When sending multiple commands, be sure to send the next command after receiving a response from the projector.
Cable specifications
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
PC (DTE)Projector
NC
NC
DSR
NC
NC
NC
NC
NC