L9788 内容
4 看门狗................................................................................................................47
4.1
基本特征 ..........................................................................................................................47
4.1.1
监控模块- WDA功能.................................................................................................48
4.1.2
ERR CNT (EC)和反应，PWR COUNTER (PWR_CNT)和生成监控模块复位50
4.1.3
生成监控模块复位 .....................................................................................................51
4.1.4
问题生成.......................................................................................................................52
4.1.5
响应比较.......................................................................................................................52
4.1.6
重置行为.......................................................................................................................53
4.1.7
在定序器运行期间访问.............................................................................................54
4.1.8
时钟和时间参考..........................................................................................................54
5 主继电器驱动器（低侧驱动器） ......................................................................56
5.1
ON状态诊断....................................................................................................................57
5.1.1
过流保护.......................................................................................................................58
5.1.2
热保护...........................................................................................................................58
5.2
OFF状态诊断 ..................................................................................................................59
5.3
错误处理 ..........................................................................................................................61
6 多稳压器电源 ....................................................................................................62
6.1
预升压稳压器..................................................................................................................64
6.2
具有内部MOS的预降压稳压器...................................................................................68
6.3
传感器电源跟踪调节器 ................................................................................................72
6.4
外部跟踪调节器监视器 ................................................................................................74
6.5
带外部MOSFET的VDD5线性稳压器 ........................................................................75
6.6
VDD_IO.......................................................................................................77
6.7
VB_IN和VB_IN_SW电源...............................................................................................78
6.8
电荷泵...............................................................................................................................79
6.9
主振荡器 ..........................................................................................................................81
7 低侧驱动器 ........................................................................................................83
7.1
诊断...................................................................................................................................83
7.1.1
ON状态——过流保护...............................................................................................83
