HP 3000 SERIES II System Service Manual page 61

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SELECTED REGISTERS
V-BUS CMD
110
CLK LAMPS ON
ADDRESS DEVNO. 10D lOP
DATA
CTL COMMENTS
204
SIO ACTIVE 3277 0 36 37 0
-
I/O WAIT
205
SIO ACTIVE 3275 0 36 37 0 -
I/O WAIT
206 SIO ACTIVE 3276 0 36 37 0 37
I/O WAIT
207 SIO ACTIVE 3277 0 36 37
37 -
lOB ENABLE
208
sla ACTIVE 3275 0 36 37 37
-
SERVICE OUT
lOB ENABLE
209
SERVICE IN 3276 0 36
37
37
-
SIO ACTIVE
lOB ENABLE
(TAPE SHOULD MOVE)
INTRPT REQ
210
INTRPT POLL
3277 6
36 37 0
-
211
INTRPT POLL 3275 6 36 37 0
-
INTRPT ACK
212
INTRPT ACK 3276 0 36 37
0 -
EXT INTRPT
213
EXTINTRPT 3277 0 36 37 0
-
214
EXTINTRPT 3300
0
36 37 0
-
215
EXT INTRPT 3301 0 36 37 0
-
OPERATION SHOULD BE COMPLETE
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