mc68hc908qb4 Freescale Semiconductor, Inc, mc68hc908qb4 Datasheet - Page 146

• Manufacturer Part Number: mc68hc908qb4
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

System Integration Module (SIM)
146
(AS MANY INTERRUPTS AS EXIST ON CHIP)
YES
BREAK INTERRUPT?
Figure 14-7. Interrupt Processing
INSTRUCTION?
INSTRUCTION?
INSTRUCTION
FROM RESET
MC68HC908QB8 Data Sheet, Rev. 2
INTERRUPT?
INTERRUPT?
FETCH NEXT
I BIT SET?
I BIT SET?
TIMER
SWI
IRQ
RTI
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
LOAD PC WITH INTERRUPT VECTOR
UNSTACK CPU REGISTERS
EXECUTE INSTRUCTION
STACK CPU REGISTERS
SET I BIT
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