Interrupt Acknowledge Bus Cycle - Intel 80C186XL User Manual

BUS INTERFACE UNIT
CLKOUT
ALE
S2:0
INTA0
INTA1
AD15:0
[AD7:0]
LOCK
DT/R
DEN
A19:16
[A15:8]
BHE
RD, WR
NOTE: Vector Type is read from AD7:0 only.
INTA occurs during T2 in slave mode.
3-26
T1 T2 T3 T4
Note
A15:8 are unknown
A19:16 are driven low
Figure 3-23. Interrupt Acknowledge Bus Cycle
TI TI T1 T2
Note
T3 T4
Note
A1048-0A