D speed protection is a key technology of the Operation Control System (OCS) for high speed Maglev transportation.

二维速度防护是高速磁悬浮交通运行控制系统(ocs)的关键技术之一。

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The special DSP chip for industrial control, integrated A/D and PWM interface increase the speed and reliability of the digital control system.

采用工业控制专用的DSP芯片、集成的A/ D和数字PWM控制输出接口，提高了数字控制器的速度和可靠性；

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The data collection and adjustable frequency solution: using state machine to control A/D conversion controller, the system could get higher speed and higher reliability;

数据采集及可变频率的解决方案：采用状态机实施对A/D转换器的控制，速度高，可靠性高；

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