AT8xC5122/23

Registers........................................................................................................... 162

中断源和载体.............................................. ............................ 171

单片机复位................................................ ....................... 172

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

上电复位（ POR ） ............................................ ........................................

电源故障检测器（ PFD ） ............................................ ....................................

重置pin...........................................................................................................

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

172

173

173

175

177

电源管理................................................ .......................... 180

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

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

降低EMI模式............................................... ...........................................

USB接口................................................ .................................................. 。

智能卡接口............................................... .........................................

键盘接口................................................ ...........................................

在掉电和空闲模式下看门狗定时器........................................

Registers...........................................................................................................

180

180

181

182

183

184

184

185

电气特性................................................ ................. 186

绝对最大额定值............................................... ............................... 186

DC参数................................................ ................................................. 186

LED灯................................................................................................................188

智能卡接口............................................... ......................................... 189

USB接口................................................ .................................................. 。 192

AC参数................................................ ................................................. 193

浮Waveforms............................................................................................... 199

包装信息................................................ ..................... 201

订购信息................................................ ......................................... 201

机械尺寸................................................ .................................... 203

改变日志................................................ ....................................... 209

改变从4202A到4202B ............................................. ........................... 209

改变从4202B到4202C ............................................. ........................... 209

从4202C更改4202D ............................................. ........................... 209

目录............................................... .............................. 210

212

4202D–SCR–06/05