mc68ec040v Freescale Semiconductor, Inc, mc68ec040v Datasheet - Page 229

• Manufacturer Part Number: mc68ec040v
• Description: M68040 User Manual
• Manufacturer: Freescale Semiconductor, Inc

8- 16
AUTOVECTOR 25–31
Figure 8-4. Interrupt Exception Processing Flowchart
IF NO VECTOR #
Freescale Semiconductor, Inc.
IF M = 0
THEN VECTOR OFFSET,
PC, AND SR
STACK FRAME
FROM INTERRUPTING
BEGIN INSTRUCTION
For More Information On This Product,
T1, T0
I2–I0
PREFETCH FOUR
FETCH VECTOR
SAVE INTERNAL
VECTOR
LONG WORDS
S
OTHERWISE
EXECUTION
COPY OF SR
DEVICE
ENTRY
=
=
=
EXIT
00
LEVEL OF
INTERUPT
1
M68040 USER’S MANUAL
Go to: www.freescale.com
ACTIVE
PC
BUS ERROR
SPURIOUS INTERRUPT
VECTOR #24
OTHERWISE
M 0; VECTOR
OFFSET, PC, AND SR
STACK FRAME ON ISP
ADDRESS ERROR
BUS ERROR OR
THROWAWAY
BUS ERROR
(DOUBLE BUS FAULT)
(PST3–PST0 = $5)
HALTED STATE
EXIT
MOTOROLA