Toshiba Tdp T420u Projector User Manual
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100
CONTROL terminal
Pin assignment
Pin No.Signal NameDescription
D sub 9 pin connector
1DCDData carrier detect
TXDSending data
RXDReceiving data
4DTRData terminal ready
5GNDSignal ground
6DSRData set ready
7RTSRequest to send
8CTSConsent to send
9DC 5 V5 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(0 Dh) Data
... Normally ended
ACK (06 h) ESC(1 Bh) ... 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
ItemCommand
Power onPON
Power offPOF
Icon display onMO0
Icon display offMO1
Auto setting (RGB input)PAT
Status display onDON
Status display offDOF
Note
Contact your dealer for control cable and other commands.
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Specifications (Continued)