
Communication Interface Module
Cat. No. 1784KT/B
Installation Data
19
IBM PC XT System I/O Allocation Worksheet
I/O Address
IBM PC XT Assignments
Your System
0000FF
System Board I/O
1001FF
Reserved
200
Game I/O
210
Expansion Unit
220
230
240
250
260
270
280
290
2A0
2B0
2C0
2D0
2E0
2F0
2F8 - 2FF: Async Com (2)
300
310
320
Fixed Disk
330
340
350
360
370
378 - 37F: Printer
380
SDLC or Bisynchronous Com 2
390
3A0
Bisynchronous Com 1
3B0
Monochrome Display/Printer
3C0
3D0
Color Graphics
3E0
3F0
Diskette/Async Com (1)