Toshiba Data TDP-T420 - Manual (Page 29)

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CONTROL terminal
Pin assignment
Pin No. Signal Name Description
D sub 9 pin connector
1 DCD Data carrier detect
TXD Sending data
RXD Receiving data
4 DTR Data terminal ready
5 GND Signal ground
6 DSR Data set ready
7 RTS Request to send
8 CTS Consent to send
9 DC 5 V 5 VDC OUTPUT
Interface format
1. Communication method RS-C, 9600 bps, No Parity, Data Length: 8 bits;
Stop Bit Length: 1 bit
. Communication format STX (0 h) Command ( Byte) ETX (0 h)
Only 1 command valid per communication.
. Data format For input commands, only ASCII-compliant all-
uppercase alphanumeric characters supported.
4. Replies Acknowledge ACK (06 h) CR(0D h) Data ... Normally ended
ACK (06 h) ESC(1B h) ... Aborted
No acknowledge NAK (15 h)
If commands are to be sent consecutively, wait for the response from the projector
before sending the next command.
Main Commands
Item Command
Power on PON
Power off POF
Icon display on MO0
Icon display off MO1
Auto setting (RGB input) PAT
Status display on DON
Status display off DOF
Note
Contact your dealer for control cable and other commands.
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Specifications (Continued)