Panasonic TH50PHW5UZ TH42PHW5UZ User Guide - Page 17

Connections SERIAL Terminals connection The SERIAL terminal is used when the Plasma Display is controlled by a computer. COMPUTER Ferrite core RS-232C (large size) straight cable (supplied) SERIAL 6789 12345 Pin layout for RS-232C D-sub 9p Less than 3" 15/16 (10 cm) Notes: (1) Use the RS-232C cable to connect the computer to the Plasma Display. (2) The computer shown is for example purposes only. (3) Additional equipment and cables shown are not supplied with this set. Installing the ferrite core (Large size) Open The SERIAL terminal conforms to the RS-232C interface specification, so that the Plasma Display can be controlled by a computer which is connected to this terminal. The computer will require software which allows the sending and receiving of control data which satisfies the conditions given below. Use a computer application such as programming language software. Refer to the documentation for the computer application for details. Communication parameters Signal level Synchronization method Baud rate Parity Character length Stop bit Flow control RS-232C compliant Asynchronous 9600 bps None 8 bits 1 bit - RS-232C Conversion cable D-sub 9-pin female Details 2 R X D 3 T X D 5 GND 4 • 6 Non use 7 Shorted 8 1 • 9 NC Command Basic format for control data The transmission of control data from the computer starts Command with a STX signal, followed by the command, the PON Parameter None Control details Power ON parameters, and lastly an ETX signal in that order. If there are no parameters, then the parameter signal does not need to be sent. STX C1 C2 C3 : P1 P2 P3 P4 P5 ETX POF AVL AMT IIS None ** 0 1 None Power OFF Volume 00 ~ 63 Audio MUTE OFF Audio MUTE ON Input select (toggle) Start (02h) Colon Parameter(s) End 3-character (1 - 5 bytes) (03h) command (3bytes) VID VIDEO Mode YP1 COMPONENT / RGB mode (processed as a Y/PB/PR or RGB signals as set by this unit) RG1 PC mode Notes: (1) If multiple commands are transmitted, be sure to wait for the response for the first command to come from this unit before sending the next command. (2) If an incorrect command is sent by mistake, this unit will send an "ER401" command back to the computer. DAM None NORM ZOOM FULL JUST SELF Screen mode select (toggle) NORMAL (4:3) ZOOM FULL JUST Panasonic AUTO With the power off, this display responds to PON command only. 17