数模变换案例。通过单片机控制DAC0832作为低频函数信号发生器使用，可以输出矩形波、三角波、锯齿波和正弦波4种波形。-Digital- to- Analog Conversion Case. Through the MCU control DAC0832 as a low-frequency function signal generator,

Inside contains three single-chip key processing source code and the corresponding courseware. Keys There are two types of solutions: independent keys and matrix keyboards.