參數(shù)資料
型號: P83CL882
廠商: NXP Semiconductors N.V.
英文描述: 80C51 Ultra Low Power ULP telephony controller
中文描述: 80C51的超低功耗無鉛汽油電話控制器
文件頁數(shù): 25/88頁
文件大?。?/td> 328K
代理商: P83CL882
2001 Jun 19
25
Philips Semiconductors
Product specification
80C51 Ultra Low Power (ULP) telephony controller
P83CL882
6.3.6
I
NTERRUPT
E
NABLE
R
EGISTER
2 (IEN2)
Table 20
Interrupt Enable Register 2 (SFR address F1H)
Table 21
Description of IEN2 bits
Logic 0 = interrupt disabled; logic 1 = interrupt enabled.
6.3.7
I
NTERRUPT
P
RIORITY
R
EGISTER
0 (IP0)
Table 22
Interrupt Priority Register 0 (SFR address B8H)
Table 23
Description of IP0 bits
Logic 0 = low priority; logic 1 = high priority.
7
6
5
4
3
2
1
0
EWDI
EMTI
EMRI
BIT
SYMBOL
DESCRIPTION
7
6
5
4
3
2
1
0
EWDI
EMTI
EMRI
enable Watchdog Timer interrupt
reserved
reserved
reserved
reserved
reserved
enable MSK transmitter interrupt
enable MSK receiver interrupts
7
6
5
4
3
2
1
0
PT2
PS1
PT1
PX1
PT0
PX0
BIT
SYMBOL
PT2
PS1
PT1
PX1
PT0
PX0
DESCRIPTION
7
6
5
4
3
2
1
0
reserved
Timer 2 interrupt priority level
I
2
C-bus interrupt priority level
reserved
Timer 1 interrupt priority level
external interrupt 1 priority level
Timer 0 interrupt priority level
external interrupt 0 priority level
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