JA80386EXTC25 Datasheet, PDF (56/56 Pages) Intel Corporation – Intel386™ EX Embedded Microprocessor

Intel386™ EX Embedded Microprocessor
Figure 29. LOCK# Signal During Address Pipelining
CLKOUT
BLE#, BHE#, A25:1
Unlocked
Bus Cycle
Locked
Bus Cycle
Locked
Bus Cycle
Unlocked
Bus Cycle
Address Asserted
LOCK#
READY#
LOCK Deasserted
Figure 30. Interrupt Acknowledge Cycles
A2489-02
Previous Interrupt
Idle
Interrupt
Idle
Cycle ^Acknowledge
(Four bus states)
Acknowledge
Cycle 1
Cycle 2
(Internal)
(Internal)
T2 T1 T2 Ti
Ti
Ti
Ti T1 T2 Ti
Ti
CLK2
CLKOUT
BHE#
BLE#, A25:19,
CAS2:0,A15:3, A1
M/IO#, D/C#, W/R#
A2
WR#
RD#
ADS#
READY#
LBA#
LOCK#
A2490-03
56
Datasheet