Panasonic BT-LH910G Operating Instructions - Page 64

REMOTE Specifications (continued) SERIAL terminal External operations can be performed via the RS-232C interface. The following diagram and the table on the following SERIAL terminal pin arrangement and connections. For details on systems using SERIAL, be sure to consult your dealer. External Device Side (Straight) BT-LH910G Side Pin number Signal Pin number Signal SERIAL terminals (9P) 1 N.C. 2 RXD 1 N.C. 2 TXD 3 TXD 3 RXD 4 DTR 4 DSR 5 GND 5 GND 6 DSR 6 DTR 7 RTS 7 CTS 8 CTS 8 RTS 9 N.C. 9 N.C. ■■Connectors and signals Connector: D-SUB 9-pin (female) Signal Pin number Signal Description 1 N.C. Not connected 2 TXD Transmission data 3 RXD Reception data 4 DSR Connected inside 5 GND Ground 6 DTR Connected inside 7 CTS Connected inside 8 RTS Connected inside 9 N.C. Not connected ■■Communication parameters Signal level RS-232C compliant Synchro system Asynchronous Transfer rate 9600 bps Parity None Data length 8 bit Stop bit 1 bit Flow control None ■■Command format STX (02h) Command : Data ETX (03h) •• The command is the 3-character string starting with STX and ending with ETX. •• Append any data after the colon (:) following the command, as required. ■■Response formats 111Setting command response STX (02h) Command 222Query command response STX (02h) Data ETX (03h) ETX (03h) 333Error response STX (02h) Error codes Error codes ER001: Invalid command ER002: Parameter error ETX (03h) 64