mc68hc05ct4fn Freescale Semiconductor, Inc, mc68hc05ct4fn Datasheet - Page 38

• Manufacturer Part Number: mc68hc05ct4fn
• Description: Mc68hc05 Family Of Microcontrollers Mcus
• Manufacturer: Freescale Semiconductor, Inc

Interrupts
General Release Specification
RESTORE REGISTERS
FROM STACK:
CCR, A, X, PC
Figure 4-1. Interrupt Processing Flowchart
Freescale Semiconductor, Inc.
Y
Y
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INSTRUCTION
INSTRUCTION
INSTRUCTION
INSTRUCTION
INTERRUPT
16-BIT TIMER
CORE TIMER
FETCH NEXT
EXTERNAL
INTERRUPT
INTERRUPT
INTERRUPT
INTERNAL
INTERNAL
EXECUTE
INTERNAL
RESET
IN CCR
FROM
CMP3
SET?
I BIT
IRQ
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SWI
RTI
SSI
?
?
N
N
N
N
N
N
N
Interrupts
Y
Y
Y
Y
Y
CLEAR IRQ
REQUEST
LATCH
LOAD PC FROM
APPROPRIATE
CC REGISTER
PC, X, A, CCR
SET I BIT IN
VECTOR
MC68HC05CT4
STACK
—
Rev. 2.0