STM8S驱动DAC的模块部分，简单的DAC应用，可以帮助初学者了解DAC以及STM8S，初学者可以参考那并且可以直接移植使用。-STM8S drive module part of the DAC, the DAC simple application that can help beginners learn DAC and STM8S, beginners can refer to it and can be directly transplanted to use.