Reset, Stop, Mode Select, and Interrupt Timing
V
RESET
IH
14
15
VIH
VIL
VIH
VIL
IRQA, IRQB,
IRQD, NMI
MODA, MODB,
MODC, MODD,
PINIT
Figure 6. Recovery from Stop State Using IRQA Interrupt Service
IRQA, IRQB,
IRQC, IRQD,
NMI
16
17
IRQA, IRQB,
IRQC, IRQD,
NMI
Figure 7. External Interrupt Timing (Negative Edge-Triggered)
19
18
IRQA, IRQB,
IRQC, IRQD,
NMI
a) First Interrupt Instruction Execution
General
Purpose
I/O
20
IRQA, IRQB,
IRQC, IRQD,
NMI
b) General Purpose I/O
Figure 8. External Fast Interrupt Timing
38
DSP56371 Technical Data
Freescale Semiconductor