上传内容是一些基于dsp2812的案例程序，流水灯，直流电机，步进电机，pid，ad/da转换等程序-Upload content dsp2812 some cases based program, water lights, motor, stepper motor, pid, ad/da conversion program

最为经典的PID控制算法程序源代码。实验背景的控制输出DA芯片的数字量。-The most classic PID control algorithm source code. DA chip to control the output of the digital experiments backgrounds.