MC68EC040RC20A Freescale Semiconductor, MC68EC040RC20A Datasheet - Page 229
MC68EC040RC20A
Manufacturer Part Number
MC68EC040RC20A
Description
IC MPU 32BIT 20MHZ 179-PGA
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68EC040FE33A.pdf
(442 pages)
Specifications of MC68EC040RC20A
Processor Type
M680x0 32-Bit
Speed
20MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
179-PGA
Lead Free Status / RoHS Status
Contains lead / RoHS Compliant
Features
-
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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
OTHERWISE
EXECUTION
S
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
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