The MCU is used for the center controller, achieving high accuracy frequency measurement by methods of multi-cycle synchronism and quantization time-delay.
提出了一种高精度频率测量系统的设计方法，应用单片机技术将多周期同步法和量化时延法相结合，实现了频率的高精度快速测量。
Launching the distance learning activity on the net, need to solve two basic problems: Synchronism among the conveyance, they and data of audio frequency, video streaming information.
在网上开展远程教学活动，需要解决两个基本问题：音频、视频流信息的传送以及它们与数据之间的同步。
The DSP processor was adopted to realize the permanent magnetic synchronism motor frequency conversion timing system.
采用DSP处理器实现永磁同步电机变频调速系统。
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