Pin assignments, Iconnector pin assignments – Texas Instruments TravelMate 2000 User Manual

Page 168

Advertising
background image

I

Connector Pin Assignments

RS-232C Connector

Pin No.

Signal
Name

Abbreviation

Direction

1

Carrier detect

CD

Input

2

Receive data

RD

Input

3

Transmit data

TD

Output

4

Data terminal ready

DTR

Output

5

Signal ground

SG

6

Data set ready

DSR

Input

7

Request to send

RTS

Output

8

Clear to send

CTS

Input

9

Ring indicator

RI

Input

Parallel Connector

(with the supplied conversion adaptor attached)

Pin No.

Signal Name

Abbreviation

Direction

1

Strobe

STROBE-

Output

2

Data 0

DATA0

Output

3

Data 1

DATA1

Output

4

Data 2

DATA2

Output

5

Data 3

DATA3

Output

6

Data 4

DATA4

Output

7

Data 5

DATA5

Output

8

Data 6

DATA6

Output

9

Data 7

DATA7

Output

10

Acknowledge

ACK-

Input

11

Busy

BUSY

Input

12

Paper empty

PE

Input

13

Select

SLCT

Input

14

Auto feed

AUTO FEED-

Output

15

Printer error

PERROR-

Input

16

Initialize printer

INIT-

Output

17

Select input

SLCT IN-

Output

18-25

Ground

GND

Connector Pin Assignments I-1

Advertising