Intel 386 Computer Hardware User Manual


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6-25
BUS INTERFACE UNIT
Figure 6-9. Interrupt Acknowledge Cycles
A2490-03
CLK2
BHE#
BLE#, A25:A3, A1
M/IO#, D/C#, W/R#
LBA#
LOCK#
T2 T1 T2 Ti Ti Ti Ti T1 T2 Ti
Interrupt
Acknowledge
Cycle 1
(Internal)
Idle
(Four bus states)
Idle
CLKOUT
RD#
A2
Ti
Previous
Cycle
Interrupt
Acknowledge
Cycle 2
(Internal)
ADS#
READY#
WR#
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