參數(shù)資料
型號: TS83C51RB2-LCB
廠商: International Rectifier
英文描述: High Performance 8-bit Microcontroller
中文描述: 高性能8位微控制器
文件頁數(shù): 43/85頁
文件大?。?/td> 762K
代理商: TS83C51RB2-LCB
43
4188E–8051–08/06
AT/TS8xC51Rx2
Table 6-19.
IPH Register
IPH - Interrupt Priority High Register (B7h)
Reset Value = X000 0000b
Not bit addressable
7
6
5
4
3
2
1
0
-
PPCH
PT2H
PSH
PT1H
PX1H
PT0H
PX0H
Bit
Number
Bit
Mnemonic
Description
7
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
6
PPCH
PCA interrupt priority bit high.
PPCH
PPC Priority Level
0
0
0
1
1
0
1
1
Lowest
Highest
5
PT2H
Timer 2 overflow interrupt Priority High bit
PT2H
PT2
0
0
0
1
1
0
1
1
Priority Level
Lowest
Highest
4
PSH
Serial port Priority High bit
PSH
PS
0
0
0
1
1
0
1
1
Priority Level
Lowest
Highest
3
PT1H
Timer 1 overflow interrupt Priority High bit
PT1H
PT1
0
0
0
1
1
0
1
1
Priority Level
Lowest
Highest
2
PX1H
External interrupt 1 Priority High bit
PX1H
PX1
0
0
0
1
1
0
1
1
Priority Level
Lowest
Highest
1
PT0H
Timer 0 overflow interrupt Priority High bit
PT0H
PT0
0
0
0
1
1
0
1
1
Priority Level
Lowest
Highest
0
PX0H
External interrupt 0 Priority High bit
PX0H
PX0
0
0
0
1
1
0
1
1
Priority Level
Lowest
Highest
相關(guān)PDF資料
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