这个源码是基于8051F410单片机的PWM波形发生器，程序使用中断方式，大大节省了单片机资源-This source is based on 8051F410 microcontroller PWM waveform generator, the program uses interrupt, saving the microcontroller resources

波形发生器单片机程序，很好用的，发生器0~1M波形特别好，最低能达到0.02Hz的变化-Waveform generator chip program, the good, the waveform generator 0 ~ 1M particularly good, the minimum changes to achieve 0.02Hz

采用信号发生芯片，与单片机结合，能够产生常用的信号波形，此信号发生器能够满足实验要求，为昂贵信号发生器低成本代替品，包含实际仿真电路与程序文件-Signal chip microcontroller, able to generate the signal waveform signal generator can meet the test requirements, low-cost alternative to expensive signal generator contains the