參數(shù)資料
型號(hào): P83C557E4EFB
廠商: NXP Semiconductors N.V.
英文描述: Single-chip 8-bit microcontroller
中文描述: 單芯片8位微控制器
文件頁數(shù): 39/72頁
文件大?。?/td> 374K
代理商: P83C557E4EFB
Philips Semiconductors
Product specification
P83C557E4/P80C557E4/P89C557E4
Single-chip 8-bit microcontroller
1999 Mar 02
39
Figure 36. Interrupt enable register (IEN1).
7
6
5
4
3
2
1
0
IEN1 (E8H)
ET2
ECM2
ECM1
ECM0
ECT3
ECT2
ECT1
ECT0
Table 34.
Description of IEN1 bits
SYMBOL
BIT
FUNCTION
ET2
IEN1.7
Enable T2 overflow interrupt(s)
ECM2
IEN1.6
Enable T2 comparator 2 interrupt
ECM1
IEN1.5
Enable T2 comparator 1 interrupt
ECM0
IEN1.4
Enable T2 comparator 0 interrupt
ECT3
IEN1.3
Enable T2 capture register 3 interrupt
ECT2
IEN1.2
Enable T2 capture register 2 interrupt
ECT1
IEN1.1
Enable T2 capture register 1 interrupt
ECT0
IEN1.0
Enable T2 capture register 0 interrupt
If the enable bit is 0, then the interrupt is disabled, if the enable bit is 1, then the interrupt is enabled.
Figure 37. Interrupt priority register (IP0).
7
6
5
4
3
2
1
0
IP0 (B8H)
PAD
PS1
PS0
PT1
PX1
PT0
PX0
Table 35.
Description of IP0 bits
SYMBOL
BIT
FUNCTION
IP0.7
Reserved for future use
PAD
IP0.6
ADC interrupt priority level
SIO1 (I
2
C) interrupt priority level
PS1
IP0.5
PS0
IP0.4
SIO0 (UART) interrupt priority level
PT1
IP0.3
Timer 1 interrupt priority level
PX1
IP0.2
External interrupt 1/Seconds interrupt priority level
PT0
IP0.1
Timer 0 interrupt priority level
PX0
IP0.0
External interrupt 0 priority level
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