W79E825A / 824A / 823B / 822B数据表
11.1.2
11.1.3
上电复位(POR)................................................................................................60
看门狗定时器Reset.................................................................................................60
12
13
11.2复位状态................................................................................................................... 60
中断........................................................................................................................... 65
12.1中断源.......................................................................................................... 65
12.2优先级结构.............................................. .................................................. 67
12.3回应Time............................................................................................................. 68
12.4中断Inputs.............................................................................................................. 69
可编程定时器/计数器.............................................. ................................. 71
13.1定时器/计数器0 & 1.................................................................................................... 71
13.1.1
13.1.2
13.1.3
13.1.4
13.1.5
时基选择....................................................................................................71
模式0 .........................................................................................................................71
模式1 .........................................................................................................................72
模式2 .........................................................................................................................73
模式3 .........................................................................................................................73
14
15
16
17
18
19
20
21
22
23
NVM记忆......................................................................................................................... 75
看门狗TIMER................................................................................................................. 77
15.1看门狗CONTROL.............................................................................................. 78
看门狗15.2时钟控制............................................. ..................................... 79
串口（ UART ） ............................................................................................................. 80
16.1 MODE 0 ........................................................................................................................ 80
16.2 MODE 1 ........................................................................................................................ 81
16.3 MODE 2 ........................................................................................................................ 83
16.4 MODE 3 ........................................................................................................................ 84
16.5帧错误检测.............................................. ................................................. 85
16.6多机通信............................................... .................................... 85
实时访问保护整............................................... ............................................... 87
键盘中断（ KBI ） ............................................. .................................................. 89
模拟比较器...................................................................................................... 90
I / O端口配置............................................. .................................................. .... 91
20.1准双向口输出配置............................................ ......................... 91
20.2开漏输出配置............................................. .................................... 92
20.3推挽输出配置............................................ ........................................ 93
20.4仅输入配置.............................................. ................................................. 93
振荡器........................................................................................................................... 94
21.1片内RC振荡器选项........................................... ............................................ 94
21.2外部时钟输入选项............................................. ............................................. 95
21.3 CPU时钟频率选择............................................. .................................................. .. 95
电源监视功能............................................... ......................................... 96
22.1开机Detect........................................................................................................... 96
22.2欠压检测........................................................................................................... 96
脉冲宽度调制（ PWM）输出......................................... .......................... 97
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