Rxd...receive data, Txd...transmit data, Data input codes – Panasonic KX-RC22 User Manual

Page 41: Signal descriptions, Rs-232c serial interface, Sg...signal ground

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RS-232C Serial Interface

Signal descriptions

SG...Signal Ground

Connected to the signal ground of the adaptor’s circuit board.

RXD...Receive Data

Inputs serial data form the computer. SPACE (+ side) indicates “0” data;

MARK (- side) indicates “1” data.

TXD...Transmit Data

Outputs serial data to the computer. SPACE indicates “0” data; MARK
indicates “1” data.

Data Input:

Parity bit:

no parity

Stop bit:

1 bit

Data length:

8 bits

Character:
Graphics:

ASCII
8 bit

Data Input Codes:

Transmission Speed (Baud Rate):

2400, 4800, or 9600

tia