IBM 5150 Technical Reference page 31
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Also See for 5150:
- Hardware maintenance manual (357 pages) ,
- Manual to operations (252 pages) ,
- Hardware reference manual (393 pages)
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Number
Usage
NMI
Parity
8087
0
Timer
1
Keyboard
2
Reserved
3
Asynchronous Communications (Alternate)
SDLC Communications
BSC Communications
Cluster (Primary)
4
Asynchronous Communications (Primary)
SDLC Communications
BSC Communications
5
Fixed Disk
6
Diskette
7
Printer
Cluster (Alternate)
8088 Hardware Interrupt Listing
1-12 System Board
- Quick Links:
- Section 1. System Board
- Logic Diagrams
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