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节数
4.2
4.3
4.4
标题
页面
4.5
4.6
注册地址和位分配............................................. ........................................... 43
内存................................................................................................................................................49
FLASH ............................................................................................................................................50
4.4.1产品特点.............................................................................................................................50
4.4.2编程和擦除时间........................................... .................................................. .... 50
4.4.3编程和擦除命令执行.......................................... ............................... 51
4.4.4突发程序执行............................................ .................................................. .... 52
4.4.5访问错误....................................................................................................................54
4.4.6 FLASH块保护............................................ .................................................. .... 54
4.4.7向量重定向............................................................................................................55
安全............................................................................................................................................55
FLASH寄存器和控制位............................................. .................................................. ..57
4.6.1 FLASH时钟分频寄存器（ FCDIV ） ........................................ ................................ 57
4.6.2 FLASH选项寄存器（ FOPT和NVOPT ） ....................................... ......................... 58
4.6.3 FLASH配置寄存器（ FCNFG ） ......................................... .............................. 59
4.6.4 FLASH保护寄存器（ FPROT和NVPROT ） ....................................... ............... 60
4.6.5 FLASH状态寄存器（ FSTAT ） ......................................... ............................................. 60
4.6.6 FLASH命令寄存器（ FCMD ） ......................................... ...................................... 61
第5章
复位，中断和系统CON组fi guration
5.1
5.2
5.3
5.4
5.5
介绍.....................................................................................................................................63
产品特点...........................................................................................................................................63
MCU复位......................................................................................................................................63
计算机正常操作（ COP ）看门狗........................................... .................................. 64
中断.........................................................................................................................................65
5.5.1中断堆栈帧.......................................................................................................66
5.5.2外部中断请求（ IRQ ）引脚........................................ ....................................... 66
5.5.3中断向量，源和本地掩码....................................... ............................ 67
低电压检测（LVD ）系统.......................................... .................................................. .... 69
5.6.1上电复位操作.......................................... .................................................. ... 69
5.6.2 LVD复位操作........................................................................................................69
5.6.3 LVD中断操作...................................................................................................69
5.6.4低电压警告（ LVW ） ........................................ .................................................. 0.69
实时中断（ RTI） ...............................................................................................................69
MCLK输出.................................................................................................................................70
复位，中断和系统控制寄存器和控制位....................................... ............ 70
5.9.1中断引脚请求状态和控制寄存器（ IRQSC ） ..................................... ....... 71
5.9.2系统复位状态寄存器（ SRS ） ........................................ ......................................... 72
5.9.3系统后台调试强制复位寄存器（ SBDFR ） ..................................... ...... 73
5.9.4系统选项寄存器（ SOPT ） ......................................... ............................................ 74
5.9.5系统MCLK控制寄存器（ SMCLK ） ........................................ ............................. 75
MC9S08AC16系列数据手册，第8
10
飞思卡尔半导体公司
5.6
5.7
5.8
5.9
