DSP56321 查看數據表（PDF） - Freescale Semiconductor

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DSP56321

24-Bit Digital Signal Processor

Freescale Semiconductor 

A[0–17]

First Interrupt Instruction

Execution/Fetch

AC Electrical Characteristics

RD

20

WR

IRQA, IRQB,

IRQC, IRQD,

NMI

General

Purpose

I/O

21

17

19

a) First Interrupt Instruction Execution

IRQA, IRQB,

IRQC, IRQD,

NMI

18

b) General-Purpose I/O

Figure 2-4. External Fast Interrupt Timing

IRQA, IRQB,

IRQC, IRQD, NMI

15

IRQA, IRQB,

IRQC, IRQD, NMI

16

Figure 2-5. External Interrupt Timing (Negative Edge-Triggered)

DSP56321 Technical Data, Rev. 11

Freescale Semiconductor

2-9

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