MC68HC711D3CFNE2 Datasheet, PDF (58/124 Pages) Freescale Semiconductor, Inc – Power Saving STOP and WAIT Modes

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