参数资料
型号: AT85C51SND3B1-7FTUL
厂商: Atmel
文件页数: 75/119页
文件大小: 0K
描述: IC DECODER/ENCODER DGTL 100CBGA
标准包装: 90
类型: 音频编码器/解码器
应用: 移动电话,手机,视频显示器
电压 - 电源,数字: 1.65 V ~ 3.6 V
安装类型: 表面贴装
封装/外壳: 100-TFBGA
供应商设备封装: 100-CTBGA(9x9)
包装: 托盘
59
AT85C51SND3B
7632D–MP3–01/07
Registers
Reset Value = 0000 0000b
Table 72. IEN0 Register
IEN0 (0.A8h) – Interrupt Enable Register 0
7
6
5
4
3
2
1
0
EA
EAUP
EDFC
ES
ET1
EX1
ET0
EX0
Bit
Number
Bit
Mnemonic Description
7
EA
Enable All Interrupt Bit
Set to enable all interrupts.
Clear to disable all interrupts.
If EA = 1, each interrupt source is individually enabled or disabled by setting or
clearing its interrupt enable bit.
6
EAUP
AUP Interrupt Enable Bit
Set to enable audio processor interrupt.
Clear to disable audio processor interrupt.
5
EDFC
DFC Enable Bit
Set to enable data flow interrupt.
Clear to disable data flow interrupt.
4
ES
SIO Interrupt Enable Bit
Set to enable serial port interrupt.
Clear to disable serial port interrupt.
3
ET1
T1 Overflow Interrupt Enable Bit
Set to enable timer 1 overflow interrupt.
Clear to disable timer 1 overflow interrupt.
2
EX1
EX1 Interrupt Enable bit
Set to enable external interrupt 1.
Clear to disable external interrupt 1.
1
ET0
T0 Overflow Interrupt Enable Bit
Set to enable timer 0 overflow interrupt.
Clear to disable timer 0 overflow interrupt.
0
EX0
EX0 Interrupt Enable Bit
Set to enable external interrupt 0.
Clear to disable external interrupt 0.
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