C8051F300/1/2/3/4/5
8.3.4 。中断延迟................................................ ...................................... 71
8.3.5 。中断寄存器说明............................................... .................. 73
8.4 。电源管理模式............................................... ............................... 78
8.4.1 。空闲Mode.................................................................................................. 78
8.4.2 。 STOP模式................................................ ................................................ 79
9.复位Sources......................................................................................................... 81
9.1 。上电复位.............................................. ................................................. 82
9.2 。掉电复位/ VDD监视器........................................... ............................ 82
9.3 。外部复位................................................ .................................................. 83
9.4 。时钟丢失检测器复位.............................................. ............................. 83
9.5 。比较器复位................................................ ........................................... 83
9.6 。 PCA看门狗复位.............................................. ............................... 83
9.7 。 FLASH错误复位............................................... ............................................... 84
9.8 。软件复位................................................ ................................................. 84
10.闪存......................................................................................................... 87
10.1.Programming的闪存............................................ ......................... 87
10.1.1.Flash锁和钥匙的功能......................................... ........................ 87
10.1.2.Flash擦除程序........................................... ................................. 87
10.1.3.Flash写程序........................................... .................................. 88
10.2.Non性数据存储........................................... ..................................... 88
10.3.Security选项.............................................. ................................................. 88
11.振荡器............................................................................................................... 93
11.1.Programmable内部振荡器............................................. ........................ 93
11.2.External振荡器驱动电路............................................ ............................ 95
11.3.System时钟选择............................................. ....................................... 95
11.4.External晶体示例............................................. .................................... 97
11.5.External RC示例............................................. .......................................... 98
11.6.External电容示例............................................. ................................ 98
12.港Input/Output.................................................................................................... 99
12.1.Priority交叉开关译码器............................................. ................................. 100
12.2.Port I / O初始化........................................... ............................................ 102
12.3.General目的端口I / O .......................................... ..................................... 104
13. SMBus的................................................................................................................... 107
13.1.Supporting文件.............................................. ..................................... 108
13.2.SMBus配置.............................................. ........................................ 108
13.3.SMBus操作.............................................. ............................................. 108
13.3.1.Arbitration............................................................................................... 109
........................................... 13.3.2.Clock低电平扩展................................... 110
13.3.3.SCL低超时........................................... ........................................ 110
13.3.4.SCL高（ SMBus空闲）超时....................................... ................... 110
13.4.Using SMBus的............................................. ............................................... 111
13.4.1.SMBus配置寄存器........................................... .................... 112
13.4.2.SMB0CN控制寄存器........................................... .......................... 115
13.4.3.Data注册............................................ ............................................. 118
13.5.SMBus传输方式............................................. ..................................... 119
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修订版2.6
