Communications Attachment - IBM 5280 Technical Newsletter

Communications Attachment
As shown in the following diagram, the major
components required to permit the IBM 5280 to
communicate with a remote station are:
II
fJ
II
II
II
An application program in main storage (user written
or IBM utility)
A CAM (communications access method) program
in main storage
A communications MPU card
A line adapter card
Data communications equipment
Communications
r-+---t MPU
MAIN
STORAGE
--------
Application
D
Program or
IBM Utility
-C~~
- - - - .
Access
Main MPU
Diskette
MPU
Diskette
Adapter
Trap
Controls
A1
K5
Communications
Page of SY31-0600-1
As updated April 15,1981
By
TN
L
SN20-9588
Adapter
I----t+--./
0 R
Trap
Data
OR
Printer Attachment 275