Datasheet

Electrical Specifications
Tables of Data
MC68HC912DT128A — Rev 4.0 Technical Data
MOTOROLA Electrical Specifications 433
Figure 21-5. Interrupt Timing Diagram
ECLK
PW
IRQ
1ST3RD
ADDRESS
IRQ
1
SP – 9
t
PCSU
IRQ
2
, XIRQ,
OR INTERNAL
INTERRUPT
VECTOR
SP – 2
1ST
SP – 4 SP – 6
2ND
SP – 8
DATA
VECT PC IY IX
B:A
CCR
PROG
R/W
NOTES: 1. Edge sensitive IRQ
pin (IRQE bit = 1)
2. Level sensitive IRQ
pin (IRQE bit = 0)
FETCH
ADDR EXECPIPEPIPEPIPE
PROG
FETCH
PROG
FETCH
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cale Semiconductor,
I
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