参数资料
型号: MB90F334APFF
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP120
封装: 14 X 14 MM, 1.70 MM HEIGHT, 0.40 MM PITCH, PLASTIC, LFQFP-120
文件页数: 94/120页
文件大小: 1210K
代理商: MB90F334APFF
MB90330A Series
75
14. Interrupt controller
The interrupt control register is located inside the interrupt controller; it exists for every I/O having an interrupt
function. This register has the following functions.
Setting of the interrupt levels of relevant resources
Register list
Note : Do not access interrupt control registers using any read modify write instruction because it causes a
malfunction.
Block Diagram
Interrupt control register (ICR01, ICR03, ICR05, ICR07, ICR09, ICR11, ICR13, ICR15)
Interrupt control register (ICR00, ICR02, ICR04, ICR06, ICR08, ICR10, ICR12, ICR14)
bit
Initial Value
00000111B
Address : ICR01 : 0000B1H
ICR03 : 0000B3H
ICR05 : 0000B5H
ICR07 : 0000B7H
ICR09 : 0000B9H
ICR11 : 0000BBH
ICR13 : 0000BDH
ICR15 : 0000BFH
bit
Initial Value
00000111B
Address : ICR00 : 0000B0H
ICR02 : 0000B2H
ICR04 : 0000B4H
ICR06 : 0000B6H
ICR08 : 0000B8H
ICR10 : 0000BAH
ICR12 : 0000BCH
ICR14 : 0000BEH
( W )
( R/W ) ( R/W )
15
14
13
12
11
10
9
8
ICS2
( W )
ICS3
ICS1
ICS0
IL2
IL1
IL0
ISE
( W )
( R/W ) ( R/W )
76
5
4
3
2
1
0
ICS2
( W )
ICS3
ICS1
ICS0
IL2
IL1
IL0
ISE
IL2
IL1
IL0
32
3
Determine
priority
of
interrupt
Interrupt request
(peripheral resource)
(CPU)
Interrupt level
F
2 MC-16LX
bus
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