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I
\-...-
CONTROLLER
The cartridge tape controller has a 4 switch package which sdects the I/O port
address.
The values for different settings are shown bdow.
The standard I/O
address used by IMS is DO-OF.
Switch
Switch
Number
Value
I/O Addresses
~
s..wz..
.s.n
s.E.
SWl
80
00 - OF
OFF
OFF
OFF
OFF
SW2
40
10 - IF
OFF
OFF
OFF
ON
SW3
20
20 - 2F
OFF
OFF
ON
OFF
SW4
10
30 - 3F
OFF
OFF
ON
ON
40 - 4F
OFF
ON
OFF
OFF
50 - 5F
OFF
ON
OFF
ON
60 - 6F
OFF
ON
ON
OFF
70 - 7F
OFF
ON
ON
ON
80 - 8F
ON
OFF
OFF
OFF
90 - 9F
ON
OFF
OFF
ON
AO - AF
ON
OFF
ON
OFF
BO - BF
ON
OFF
ON
ON
CO - CF
ON
ON
OFF
OFF
Standard IMS Setting-::> DO - OF
ON
ON
OFF
ON
EO - EF
ON
ON
ON
OFF
FO - FF
ON
ON
ON
ON
Figure 3-7
S witch Settings - Cutridge Tape Controller
Figure 3-8
Tape Cutridge System Controller Boud
IMS International
5000 Series Microcomputer s/7.0 1.8 3/P age 103
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