參數(shù)資料
型號: MC68HC11A8BCFU2
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: HCMOS Single-Chip Microcontroller
中文描述: 8-BIT, MROM, 2 MHz, MICROCONTROLLER, PQFP64
封裝: QFP-64
文件頁數(shù): 94/158頁
文件大?。?/td> 776K
代理商: MC68HC11A8BCFU2
MOTOROLA
9-14
RESETS, INTERRUPTS, AND LOW POWER MODES
MC68HC11A8
TECHNICAL DATA
9
Figure 9-5 Interrupt Priority Resolution (Sheet 1 of 2)
2A
FETCH APPROPRIATE
VECTOR
BIT X IN
CCR = 1
N
Y
Y
N
HIGHEST
PRIORITY
INT
IRQ
Y
N
RTII = 1
Y
N
Y
N
IC1I = 1
IC2I = 1
Y
N
IC3I = 1
Y
N
OC1I = 1
Y
N
XIRQ
PIN LOW
Y
N
EXTERNAL
PIN
Y
N
REAL-TIME
INTERRUPT
Y
N
Y
N
FLAG
IC1F = 1
FLAG
IC2F = 1
Y
N
FLAG
IC3F = 1
Y
N
FLAG
OC1F = 1
Y
N
STAF
AND STAI = 1
Y
N
BEGIN
SET BIT
X
IN CCR
FETCH VECTOR
$FFF4, $FFF5
FETCH VECTOR
$FFF2, $FFF3
FETCH VECTOR
$FFF0, $FFF1
FETCH VECTOR
$FFEE, $FFEF
FETCH VECTOR
$FFEC, $FFED
FETCH VECTOR
$FFE8, $FFE9
FETCH VECTOR
$FFEA, $FFEB
2B
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