MC68HC11F1CPU2 FREESCALE [Freescale Semiconductor, Inc], MC68HC11F1CPU2 Datasheet - Page 75
MC68HC11F1CPU2
Manufacturer Part Number
MC68HC11F1CPU2
Description
MC68HC11F1 Technical Data
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.MC68HC11F1CPU2.pdf
(158 pages)
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TECHNICAL DATA
SET X AND I BITS
SET X AND I BITS
FETCH VECTOR
FETCH VECTOR
$FFE8, FFE9
$FFE6, FFE7
STACK CPU
REGISTERS
STACK CPU
REGISTERS
Figure 5-2 Processing Flow Out of Reset (2 of 2)
RESTORE CPU
FROM STACK
REGISTERS
Freescale Semiconductor, Inc.
For More Information On This Product,
YES
YES
YES
YES
RESETS AND INTERRUPTS
Go to: www.freescale.com
FETCH OPCODE
EXECUTE THIS
INSTRUCTION
INTERRUPT
ANY I BIT
PENDING
CCR SET
OPCODE
ILLEGAL
I BIT IN
WAI
SWI
RTI
1B
1A
?
?
?
?
?
?
NO
NO
NO
NO
NO
NO
INSTRUCTION
START NEXT
SEQUENCE
YES
YES
NO
(REFER TO FIGURE 5-2)
VECTOR FOR HIGHEST
RESOLVE INTERRUPT
PRIORITY AND FETCH
PENDING SOURCE
STACK CPU
REGISTERS
INTERRUPT
YES
SET I BIT
YET
?
STACK CPU
REGISTERS
5-13
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