首先，本文在研究DSP原理的基础上，重点研究了事件管理器中通用定时器的比较操作与PW M波形输出原理以及捕捉单元工作原理。
Firstly, the paper studies the theory of the DSP, especially the theory of the compare operation and the PWM pulse outputting and catch cell.
本文通过分析通用异步通信器件的工作原理，给出了一种利用单片机的定时器中断程序实现异步通信的方法，并在实际工程项目中得到了应用。
Based on the principle of UART, a software method has been presented for asynchronous communication by using interrupt program of timer, and has been implemented in an application project.
本文通过分析通用异步通信器件的工作原理，给出了一种利用单片机的定时器中断程序实现异步通信的方法，并在实际工程项目中得到了应用。
Based on the principle of UART, a software method has been presented for asynchronous communication by using interrupt program of timer, and has been implemented in an application project.
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