1 . 系统概述.......................................................................................................................................8
1.1 CIP-51TM CPU .....................................................................................................................13
1.1.1 与8051 完全兼容.............................................................................................................13
1.1.2 速度提高..........................................................................................................................13
1.1.3 增加的功能.......................................................................................................................14
1.2 片内存储器.............................................................................................................................15
1.3 JTAG 调试和边界扫描............................................................................................................16
1.4 可编程数字I/O 和交叉开关..................................................................................................17
1.5 可编程计数器阵列..................................................................................................................18
1.6 串行端口................................................................................................................................18
1.7 12 位模/数转换器.................................................................................................................19
1.8 8 位模/数转换器...................................................................................................................20
1.9 比较器和DAC........................................................................................................................21
2. 极限参数......................................................................................................................................22
3. 总体直流电气特性.......................................................................................................................23
4. 引脚和封装定义...........................................................................................................................24
5. ADC0（12 位，只限于C8051F020/1）...................................................................................33
5.1 模拟多路开关和PGA.............................................................................................................33
5.2 ADC 的工作方式..................................................................................................................34
5.2.1 启动转换........................................................................................................................34
5.2.2 跟踪方式........................................................................................................................35
5.2.3 建立时间要求.................................................................................................................36
5.3 ADC0 可编程窗口检测器....................................................................................................43
6. ADC0（10 位，只限于C8051F022/3）...................................................................................49
6.1 模拟多路开关和PGA.............................................................................................................49
6.2 ADC 的工作方式..................................................................................................................50
6.2.1 启动转换........................................................................................................................50
6.2.2 跟踪方式........................................................................................................................51
6.2.3 建立时间要求.................................................................................................................52
6.3 ADC0 可编程窗口检测器....................................................................................................59
7. ADC1（8 位ADC） ..................................................................................................................65
7.1 模拟多路开关和PGA.............................................................................................................65
7.2 ADC1 的工作方式................................................................................................................66
7.2.1 启动转换........................................................................................................................66