MC68HC711E9MFS View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

MC68HC711E9MFS

ROM-based high-performance microcontrollers (MCUs)

Freescale Semiconductor 

Freescale Semiconductor, Inc.

BEGIN

X BIT

IN CCR

SET ?

NO

YES

HIGHEST

PRIORITY

INTERRUPT

?

NO

YES

IRQ ?

NO

YES

XIRQ PIN

YES

LOW ?

NO

SET X BIT IN CCR

FETCH VECTOR

$FFF4, FFF5

FETCH VECTOR

FETCH VECTOR

$FFF2, FFF3

RTII = 1 ?

NO

YES

IC1I = 1 ?

NO

YES

IC2I = 1 ?

NO

YES

IC3I = 1 ?

NO

YES

OC1I = 1 ?

NO

2A

YES

REAL-TIME

YES

INTERRUPT

?

NO

FETCH VECTOR

$FFF0, FFF1

TIMER

YES

IC1F ?

NO

FETCH VECTOR

$FFEE, FFEF

TIMER

YES

IC2F ?

NO

FETCH VECTOR

$FFEC, FFED

TIMER

YES

IC3F ?

NO

FETCH VECTOR

$FFEA, FFEB

TIMER

YES

OC1F ?

NO

FETCH VECTOR

$FFE8, FFE9

2B

INT PRIORITY RES P1

Figure 5-2 Interrupt Priority Resolution (1 of 2)

5-14

RESETS AND INTERRUPTS

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TECHNICAL DATA

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