空闲模式............................................................................................................

ADC噪声抑制模式.............................................. .................................

掉电模式.............................................. ................................................

待机Mode.....................................................................................................

降低功耗............................................... ..........................

39

39

39

40

41

I / O端口.............................................. ................................................ 43

介绍.........................................................................................................

港口作为通用数字I / O ........................................... .....................................

端口的第二功能............................................... ......................................

注册说明了I / O端口........................................... ............................

43

44

48

58

中断................................................. ........................................... 59

中断向量................................................ ................................................. 59

中断处理................................................ ............................................... 60

外部中断................................................ ............................... 64

引脚电平变化中断............................................... ............................................ 64

定时器/计数器............................................... ................................... 66

定时器/计数器预分频器.............................................. .....................................

T / C1的预分频器.............................................. .....................................

8位Timer/Counter0...........................................................................................

8位Timer/Counter1...........................................................................................

66

67

67

69

看门狗定时器................................................ ................................. 80

通用串行接口 - USI ............................................. ........... 82

Overview.............................................................................................................

注册Descriptions..........................................................................................

功能说明................................................ ......................................

其他USI用法............................................... .........................................

82

83

87

92

模拟比较................................................ ........................... 93

模拟到数字转换.............................................. ................ 96

Features.............................................................................................................. 96

手术............................................................................................................ 97

预分频和转换时序.............................................. ....................... 98

改变通道或基准选择............................................. ......... 100

ADC噪声抑制器.............................................. ............................ 101

ADC转换结果............................................... ..................................... 101

扫描多个通道............................................... .............................. 107

ADC噪声抑制技术.............................................. ..................... 107

偏置补偿方案............................................... ......................... 107

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1477I–AVR–10/06