给出了系统硬件结构图，并分别介绍了逆变器、直流电容、散热器等设计方法。
The inverter design, parameters design of DC capacitors and heat sink design are also given in this paper.
介绍了嵌入式MP 3播放器的设计，并给出了系统结构图、硬件电路图、软件流程图以及软件程序的编写。
This paper completes the design of embedded MP3 player, provide the system structure figure, the circuit diagram of the hardware, software flow chart and compile programme.
该温度控制系统。软件上采用了改进的增量型PID控制算法，硬件上充分考虑了抗干扰措施，并给出了硬件结构图与软件流程。
This temperature control system used improved PID control arithmetic in software, fully considered measure of anti-jamming in hardware, the chart circuit and software flow chart are offered.
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