參數(shù)資料
型號: MB91V301CR-ESE1
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 68 MHz, RISC MICROCONTROLLER, CPGA179
封裝: CERAMIC, PGA-179
文件頁數(shù): 112/139頁
文件大小: 1482K
代理商: MB91V301CR-ESE1
MB91301 Series
74
4.
External Interrupt/NMI Control Block
The external interrupt control block controls external interrupt requests input to the NMI and INT0 to INT7 pins.
The interrupt trigger level can be selected from "H", "L", "rising edge", or "falling edge" (except for NMI).
Block Diagram
Register List
9
INT0 to INT7
NMI
8
R-bus
Interrupt
request
Interrupt enable register
Gate
Request F/F
Edge detection circuit
Interrupt request register
Interrupt level setting register
External interrupt enable register (ENIR)
External interrupt request register (EIRR)
Request level setting register (ELVR)
bit
76
5
4
3
2
1
0
EN6
EN7
EN5
EN4
EN3
EN2
EN1
EN0
15
14
13
12
11
10
9
8
ER6
ER7
ER5
ER4
ER3
ER2
ER1
ER0
15
14
13
12
11
10
9
8
LA7
LB7
LB6
LA6
LB5
LA5
LB4
LA4
76
5
4
3
2
1
0
LA3
LB3
LB2
LA2
LB1
LA1
LB0
LA0
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