G
Connector Pin Assignments
RS-232C Connector
Nine-Pin RS-232C Serial 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
Pi
Input
25-Pin Centronics-Type
Parallel Connector
Pin No. Signal Name
Abbreviation
Direction
1
Strobe
STROBE-
Output
2
Data 0
DATA0
Output
3
Data I
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 G- 1
Summary of Contents for TravelMate 3000
Page 1: ...TEXAS INSTRUMENTS TravelMate 3000 Notebook Computer User s Manual ...
Page 42: ......
Page 120: ...Character Sets Code Page 437 United States B 2 Character Sets ...
Page 121: ...Character Sets Code Page 850 Multilingual Character Sets B 3 ...
Page 122: ...Character Sets Code Page 863 Canadian French B 4 Character Sets ...
Page 123: ...Character Sets Code Page 865 Nordic Character Sets B 5 ...
Page 125: ...Keyboard Layouts C 2 Keyboard Layouts ...
Page 126: ...Keyboard Layouts Keyboard Layouts C 3 ...
Page 127: ...Keyboard Layouts C 4 Keyboard Layouts ...
Page 128: ...Keyboard Layouts Keyboard Layouts C 5 ...
Page 145: ......
Page 203: ...TravelMate Notebook Computer Major Components ...
Page 204: ...Manual Pat No 2566946 0001 Rev C Printed in U S A TEXAS INSTRUMENTS ...