本文介绍一种由

AT89C5 1与MAX038组成的简易信号发生器，该仪器

电路结构简单，虽然功能及性能指标赶不上标准信号

发生器，但满足一般的实验要求是不成问题的，并且其

成本低、体积小，更容易被大家接受，而且还可作为电

子产品维修人员的重要随身设备之一。-This paper presents a MAX038 from AT89C5 1 and composed of simple signal generator circuit of the apparatus structure is simple, although the function and performance can not keep up with the standard signal generator, but to meet the general requirements of the experiment is not a problem, and its low cost, small and more easily acceptable to all parties but also the maintenance of electronic products as an important one carry equipment.