数字万用表调试程序，包括设置量程清零测试等功能。-digital multimeter testing procedures, including the establishment of test range, reset function.

数字多用表，含ASM文件，有兴趣的学习一下-DMM, with ASM files, are interested in learning about. . .

计并制作一台具有直流电压、交流电压和电阻测量功能的智能数字万用表.- This design introduces the design and research for 4 3/4 Digit DMM Circuit integrally and systemically. he article mainly introduces the performance Characteristic of MAX134, inside structure, digital interfac

数字万用表自己的一些资料，希望能对你有所帮助，可一参考-DMM some of their own information, I hope you can help, it can be a reference