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104 PLEASE NOTE. SOME OF THE EXAMPLES HERE DO NOT CORECTLY USE THE ID FUNCTION.
Error Example 1) STX PON AJY CNT ETx
Error Example 2) STX POF PON ETX
Error Example 3) STX IN2 AJY CNT ETX
RS-232C Adjustment Mode
5.5.2 Interface
1)Connector
D-sub 9 pins
2)Pin Assignment
3)Baud Rate
4800 bps (switchable to 1200, 2400, 9600, 19200 bps)
NOTE: Set the unit baud rate to match that of the PC in use. With long RS-232C cables, we recommend using
lower baud rates.
4)Data Format
Start: 1-bit
Data: 8-bit
Parity: 0 (no parity)
Stop: 1-bit
5)Connection
COMPUTER (PC-98) PLASMA DISPLAY COMPUTER (IBM PC) PLASMA DISPLAY
RXD 3 2 TXD RXD 2 2 TXD
TXD 2 3 RXD TXD 3 3 RXD
CTS 5 8 CTS CTS 8 8 CTS
GND 7 5 GND GND 5 5 GND
*D-sub 9Pin-D-sub 25Pin conversion cables are now available on the market.
6)Protocol
From Computer to Plasma display
(1)When transmitting commands individually
STX ID | COMMAND ETX STX=02h ETX=03h COMMAND 3-Byte(ASCII)
(2)When transmitting commands in batches
STX ID | COMMAND COMMAND COMMAND ETX Up to three commands can be
issued simultaneously.
Note)
3When transmitting direct numeric commands
STX ID | COMMAND ARGUMENT ETX ARGUMENT: 3-Byte(ASCII)
(Note after the STX a 2 byte ID must be sent. "**" can be used as a wildcard ID.)
PIN NO. Symbol Signal NAME
2 TXD Transmitted Data
3 RXD Recieved Data
8 CTS Clear To Send
5 GND Signal Ground
Straight Cable*
Transmit PON and POF commands one by one. (Allow an
interval of three or more seconds between commands.)
Transmit an input switching command (IN 1-4) and <AJY>
command, allowing sufficient time between them. (Allow
an interval of approximately three or more seconds
between input switching commands (IN 1-4).)