mc68hc705v12 Freescale Semiconductor, Inc, mc68hc705v12 Datasheet - Page 58

• Manufacturer Part Number: mc68hc705v12
• Description: M68hc05-based Mcu Hc05 Freescale Semiconductor
• Manufacturer: Freescale Semiconductor, Inc

Interrupts
Advance Information
RESTORE REGISTERS
FROM STACK:
CCR, A, X, PC
Figure 4-1. Interrupt Processing Flowchart
Freescale Semiconductor, Inc.
Y
Y
For More Information On This Product,
FETCH NEXT INSTRUCTION
INTERRUPT?
INSTRUCTION
INSTRUCTION
16-BIT TIMER
INTERRUPT?
INTERRUPT?
INTERRUPT?
INSTRUCTION
INTERRUPT?
INTERRUPT?
8-BIT TIMER
RESET
FROM
PORT C
OR IRQ
EXECUTE
IN CCR
GAUGE
SET?
BDLC
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I BIT
SWI
SPI
RTI
?
?
N
N
N
N
N
N
N
N
N
Interrupts
Y
Y
Y
Y
Y
Y
Y
REQUEST LATCH
CLEAR IRQ
LOAD PC FROM
APPROPRIATE
MC68HC705V12
CC REGISTER
PC, X, A, CCR
SET I BIT IN
VECTOR
STACK
—
Rev. 3.0