参数资料
型号: AT89EB5114-TGSIL
厂商: ATMEL CORP
元件分类: 微控制器/微处理器
英文描述: Low-pin-count 8-bit microcontroller with A/D converter
中文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PDSO20
封装: SO-20
文件页数: 69/95页
文件大小: 1126K
代理商: AT89EB5114-TGSIL
69
4311A–8051–01/05
Reset Value = 0000 0000b
Bit addressable
Table 54.
IEN0 Register
IEN0 - Interrupt Enable Register (A8h)
7
6
5
4
3
2
1
0
EA
EADC
EW1
EW0
ET1
EX1
ET0
EX0
Bit
Number
Bit
Mnemonic
Description
7
EA
Enable All interrupt bit
Clear to disable all interrupts.
Set to enable all interrupts.
If EA=1, each interrupt source is individually enabled or disabled
by setting or clearing its interrupt enable bit.
6
EADC
ADC Interrupt Enable
Clear to disable the ADC interrupt.
Set to enable the ADC interrupt.
5
EW1
PWM1 Enable bit
Clear to disable PWMU interrupt.
Set to enable PWMU port interrupt.
4
EW0
PWM0 Enable bit
Clear to disable PWMU interrupt.
Set to enable PWMU port interrupt.
3
ET1
Timer 1 overflow interrupt Enable bit
Clear to disable timer 1 overflow interrupt.
Set to enable timer 1 overflow interrupt.
2
EX1
External interrupt 1 Enable bit
Clear to disable external interrupt 1.
Set to enable external interrupt 1.
1
ET0
Timer 0 overflow interrupt Enable bit
Clear to disable timer 0 overflow interrupt.
Set to enable timer 0 overflow interrupt.
0
EX0
External interrupt 0 Enable bit
Clear to disable external interrupt 0.
Set to enable external interrupt 0.
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