Rs-232c interface, Outline of rs-232c interface, Hardware specifications – Panasonic AG-RT850P User Manual

Page 23

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1. Outline of RS-232C interface

This interface is for enabling the basic functions of the VTR to be operated using a personal computer.

The D-SUB 9P connector is used to connect the VTR with the personal computer.

2. Hardware specifications

D-DUB 9P, female
Straight cable

D-DUB 9-pin connector specifications

Connector:
Compatible cable:

D-SUB 9P input signals

Pin No.

Abbreviation

Circuit name

Details

CD (DCD)

1

2

3

4

5

6

7

8

9

Carrier detection

PC receives this signal.

RD (RXD)

Received data

PC receives data.

SD (TXD)

Transmitted data

PC sends data.

ER (DTR)

Data terminal ready

PC sends this signal.

SG (--)

Signal ground

Signal ground

DR (DSR)

Data set ready

PC receives this signal.

RS (RTS)

Request to send

PC sends this signal.

CS (CTS)

Clear to send

PC receives this signal.

CI (RI)

Ring indicator

PC receives this signal.

PC

VTR

Pin No.

1

2

3

4

5

6

7

8

9

Pin No.

1

2

3

4

5

6

7

8

9

L: ground

Details

Data output

Data input

OP (ready output)

GND

Ready output (OP)

L: ground

(short)

RS-232C Interface

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