MC908GZ60CFUE Datasheet, PDF (230/352 Pages) Freescale Semiconductor, Inc – Standard features, Features of the CPU08

System Integration Module (SIM)
FROM RESET
BREAK
YES
INTERRUPT
?
NO
YES
IIBBIITTSSEETT??
NO
IRQ
YES
INTERRUPT
?
NO
CGM
YES
INTERRUPT
?
NO
OTHER
YES
INTERRUPTS
?
NO
STACK CPU REGISTERS
SET I BIT
LOAD PC WITH INTERRUPT VECTOR
FETCH NEXT
INSTRUCTION
SWI
YES
INSTRUCTION
?
NO
RTI
YES
INSTRUCTION
?
NO
UNSTACK CPU REGISTERS
EXECUTE INSTRUCTION
Figure 15-10. Interrupt Processing
MC68HC908GZ60 • MC68HC908GZ48 • MC68HC908GZ32 Data Sheet, Rev. 6
230
Freescale Semiconductor