C8051F020/1/2/3 混合信号 ISP FLASH 微控制器
新华龙电子有限公司 电话: 0755-83645240 83645242 传真: 0755-83645243 3
7.2.2
跟踪方式
........................................................................................................................66
7.2.3
建立时间要求
.................................................................................................................68
8. 12 位电压输出 DAC...................................................................................................................73
8.1 DAC 输出更新 ......................................................................................................................73
8.1.1
根据软件命令更新输出
.................................................................................................74
8.1.2
基于定时器溢出的输出更新
.........................................................................................74
8.2 DAC 输出定标/调整.............................................................................................................74
9. 电压基准(C8051F020/2) .......................................................................................................79
10. 电压基准(C8051F021/3) .....................................................................................................81
11. 比较器........................................................................................................................................83
12. CIP-51 微控制器 .....................................................................................................................88
12.1 指令集 ...................................................................................................................................89
12.1.1
指令和
CPU
时序
...........................................................................................................89
12.1.2 MOVX
指令和程序存储器
...........................................................................................89
12.2 存储器组织 ...........................................................................................................................93
12.2.1
程序存储器
.....................................................................................................................93
12.2.2
数据存储器
.....................................................................................................................94
12.2.3
通用寄存器
.....................................................................................................................94
12.2.4
位寻址空间
.....................................................................................................................94
12.2.5
堆栈
................................................................................................................................94
12.2.6
特殊功能寄存器
.............................................................................................................95
12.2.7
寄存器说明
.....................................................................................................................99
12.3 中断系统 .............................................................................................................................102
12.3.1 MCU
中断源和中断向量
...........................................................................................102
12.3.2
外部中断
......................................................................................................................102
12.3.3
中断优先级
...................................................................................................................104
12.3.4
中断响应时间
...............................................................................................................104
12.3.5
中断寄存器说明
...........................................................................................................104
12.4 电源管理方式 .....................................................................................................................111
12.4.1
空闲方式
...................................................................................................................... 111
12.4.2
停机方式
...................................................................................................................... 111
13. 复位源 .......................................................................................................................................113
13.1 上电复位 .............................................................................................................................114
13.2 掉电复位 .............................................................................................................................114
13.3 外部复位 .............................................................................................................................115
13.4 软件强制复位 .....................................................................................................................115