说明：  基于ccs环境的51单片机程序。结合了launchpadM430开发板和一个运算放大器，完成任务是线性放大电路，放大倍数从0.1倍到1.5倍。
(Based on 51 single-chip program ccs environment. Combines launchpadM430 development board and an operational amplifier, the task is a linear amplifier circuit magnification from 0.1 times to 1.5 times.)