參數(shù)資料
型號: CCU3000
廠商: MICRONAS SEMICONDUCTOR HOLDING AG
元件分類: 微控制器/微處理器
英文描述: Central Control Unit
中文描述: MICROCONTROLLER, PQCC68
封裝: PLASTIC, LCC-68
文件頁數(shù): 44/77頁
文件大?。?/td> 837K
代理商: CCU3000
CCU 3000, CCU 3000-I
CCU 3001, CCU 3001-I
MICRONAS INTERMETALL
44
021DH
Interrupt Controller Return Register
Bit
Reset
Read
Write
7
x
x
x
6
x
x
x
5
x
x
x
4
x
x
x
3
x
x
x
2
x
x
x
1
x
x
x
0
x
x
x
021EH
Interrupt Priorities: Source 1 = Timer 2 and Source 0 = Timer 1
Bit
Reset
Read
Write
x x x x
7
0
x
6
0
x
5
0
x
4
0
x
3
0
x
2
0
x
1
0
x
0
0
x
021FH
Interrupt Priorities: Source 3 = IM Bus 1 Master and Source 2 = Timer 3
Bit
Reset
Read
Write
x x x x
7
0
x
6
0
x
5
0
x
4
0
x
3
0
x
2
0
x
1
0
x
0
0
x
The ‘write’ to this register is the
handshake for the interrupt
controller that the current
interrupt request is served.
x
x
x x
0 0 0 0
1 1 1 1
0 0
0 0
1 1
1 1
0
off low
0
1
1
0
1 0
1
x x x x
x
x
x x
0 0 0 0
1 1 1 1
0 0
0 0
1 1
1 1
0
0
1
1
0
1 0
1
high
Interrupt priority
value for source 1
= timer 2
values 0 to 7:
0 = interrupt
disabled
1 = lowest priority
7 = highest priority
Interrupt priority
value for source 0
= timer 1
values 0 to 7:
0 = interrupt
disabled
1 = lowest priority
7 = highest priority
x
x
x x
0 0 0 0
1 1 1 1
0 0
0 0
1 1
1 1
0
0
1
1
0
1 0
1
x x x x
x
x
x x
0 0 0 0
1 1 1 1
0 0
0 0
1 1
1 1
0
0
1
1
0
1 0
1
off low
high
Interrupt priority
value for source 3
= IM bus 1 Master
values 0 to 7:
0 = interrupt
disabled
1 = lowest priority
7 = highest priority
Interrupt priority
value for source 2
= timer 3 (1 ms)
values 0 to 7:
0 = interrupt
disabled
1 = lowest priority
7 = highest priority
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