MC68HC05P9ACDW FREESCALE [Freescale Semiconductor, Inc], MC68HC05P9ACDW Datasheet - Page 58

• Manufacturer Part Number: MC68HC05P9ACDW
• Description: HCMOS Microcontroller Unit
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Resets and Interrupts
58
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
YES
Resets and Interrupts
INSTRUCTION?
INSTRUCTION?
INSTRUCTION.
FROM RESET
INTERRUPT?
INTERRUPT?
FETCH NEXT
Figure 23. Interrupt Flowchart
EXTERNAL
I BIT SET?
TIMER
SWI
RTI
NO
NO
NO
NO
NO
YES
YES
YES
YES
LOAD PC WITH INTERRUPT VECTOR.
EXECUTE INSTRUCTION.
UNSTACK CCR, A, X, PC.
STACK PC, X, A, CCR.
CLEAR IRQ LATCH.
SET I BIT.
14-mc68hc05p9a
MOTOROLA