c8051F120一个应用程序，测量输入信号的幅值，和频率，其中设计AD，CP0，交叉开关，系统时钟等的应用。-c8051F120 an application, measurement of the input signal amplitude, and frequency, of which the design of AD, CP0, cross switches, such as the application of the system clock.

c8051,此程序可完成CP0比较器的比较功能，比较器CP0+来自于VREF引脚,CP0-由S2控制.按下S3后,比较器响应后将产生中断,可在中断程序中设断点观察. -c8051, this program can complete the comparison function CP0 comparator, the comparator CP0+ from VREF pin, CP0-controlled by the S2. Press the S3, the comparator w

此程序可完成CP0比较器的比较功能，比较器CP0+来自于VREF引脚,CP0-由S2控制.按下S3后,比较器响应后将产生中断,可在中断程序中设断点观察.-This program can be completed relatively CP0 comparator function, the comparator from the VREF pin CP0+, CP0-controlled by the S2. Press the S3, the comparator generates an

关于c8051f120单片机CP0(比较器0)的使用，程序中附有详细的注释，-Use on c8051f120 SCM CP0 (Comparator 0), the program with detailed notes

有关Silicon单片机C8051F120比较器0（CP0）的详细使用，很有参考价值。-Silicon C8051F120 MCU in detail the use of the comparator 0 (CP0), great reference value.