具有基本波形输出，正弦波、方波、锯齿波、矩形波。并且具有调节占空比的功能，另外还能输出任意输入的公式波形，并且可以实时显示时间，具有登陆验证功能，登陆用户名是仪电，密码是123-With the basic waveform output, sine wave, square wave, sawtooth wave, rectangular wave. And has the function of adjusting the duty cycle, another formula can ou

采用labview实现的基础的用户界面，包括用户名和密码输入验证功能。-Labview achieved using basic user interface, including user name and password authentication.