INSTALLATION-PERIPHERALS
SECTION 200-096-208
FEBRUARY1991
TOSHIBA LAPTOP OR IBM AT-TYPE
PERSONAL COMPUTER (DTE)
PIN DESIGNATIONS
PDIU-DI
(FUNCTIONS LIKE A DCE)
PIN DESIGNATIONS
CoK:RT
PDIU-DI
123456789
PIN# 1 2 3 4 5 6 7 8 20 22
NAME DCD RD TD DTR SG DSR RTS CTS RI NAME FG TD RD RTS CTS DSR SG DCD DTR RI
Rear view of asynchronous (serial)
communication interface connector (DB9) of
Rear view of PDIU-DI DB25,
RS-232 female connector
Toshiba laptop or IBM AT personal computer
CONNECTOR
DB9
FEMALE
CONNECTOR
4
5
22
Pin to pin connections are
confiqured as a straight cable,
not as a null modem cable
(50 ft max, 24AWG;
customer supplied).
NOTES:
7. Some RS-232 E/A leads may be called by other names by some manufacturers.
2. The computer receives data on pin 2 (RD) and sends data on pin 3 (TO).
,
FIGURE 8-29-PDIU-DI TO IBM AT TYPE COMPUTER RS-232
CONNECTOR/CABLE CONNECTIONS
8-49