针对电设题目制作的一个万用表，使用MSP430单片机制作，用1602液晶进行显示，万用表实现直流测量0-200V，通过电路制作，实现高精度，同时还能进行交流电压测量，电阻测量的多种功能-Electric facilities for the production of a multimeter topic, produced using the MSP430 microcontroller, LCD display with 1602, multimeter measurement of DC 0-200V, produced through the circuit to achieve high accuracy, while for AC voltage measurement, resistance measurement functions