In order to enhance the precision of the system, and to reduce synchronization error, this paper adopts hardware synchronization.
为了提高系统的精度，采用硬件同步以减少同步误差。
The proposed method doesn't need hardware synchronization circuit and can perform the calculation of fundamental positive sequence component of the supply voltage in real time.
这种方法不需要硬件同步电路，能实时地计算电源电压中的基波正序分量。
The software and hardware design for synchronization generation, the formation of video, graphic display and control system are discussed.
对其同步信号产生、视频信号形成以及图形处理和控制的软硬件设计进行了讨论。
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