19.2Functional说明............................................... .......................................... 105

19.3Embedded Flash控制器（ EFC ）用户界面......................................... ...... 114

20快速Flash编程接口（ FFPI ） .......................................... 123

20.1Overview ..............................................................................................................123

20.2Parallel快速Flash编程............................................. ........................... 124

20.3Serial快速Flash编程............................................. .............................. 136

21 SAM7引导..............................................计划.............................. 143

21.1Description ...........................................................................................................143

21.2Flow图......................................................................................................143

21.3Device初始化与USB ............................................. ................................. 144

21.4Device没有初始化USB ............................................. ............................ 144

21.5SAM -BA启动......................................................................................................145

21.6Hardware和软件约束............................................. ....................... 150

22外设DMA控制器（ PDC ） ........................................... ............ 151

22.1Overview ..............................................................................................................151

22.2Block图.....................................................................................................151

22.3Functional说明............................................... .......................................... 152

22.4Peripheral DMA控制器（ PDC ）用户界面......................................... ...... 153

23高级中断控制器（ AIC ） ........................................... ........ 161

23.1Overview ..............................................................................................................161

23.2Block图.....................................................................................................161

23.3Application框图.............................................. ..................................... 162

23.4AIC详细框图............................................. ................................... 162

23.5I / O线说明............................................ ................................................. 162

23.6Product依赖............................................... ......................................... 163

23.7Functional说明............................................... .......................................... 164

23.8Advanced中断控制器（AIC ）用户接口......................................... 175 ....

24时钟发生器............................................... .................................... 187

24.1Overview ..............................................................................................................187

24.2Slow时钟RC振荡器............................................. ........................................ 187

24.3Main振荡器.....................................................................................................187

24.4Divider和PLL模块............................................. ............................................ 189

25电源管理控制器（ PMC ） ........................................... ..... 191

25.1Description ...........................................................................................................191

25.2Master时钟控制器.............................................. ......................................... 191

SAM7S系列[数据表]

6175M–ATARM–26-Oct-12

770