Secondly, according the standard of PROFIBUS fieldbus, the paper designed the hardware structure and the interface of the PROFIBUS of the computer interlock control system, which based on PROFIBUS.
其次依据PROFIBUS总线规范原理，设计了基于PROFIBUS总线的计算机联锁系统的硬件结构；
Secondly, according the standard of PROFIBUS fieldbus, the paper designed the hardware structure and the interface of the PROFIBUS of the computer interlock control system, which based on PROFIBUS.
其次依据PROFIBUS总线规范原理，设计了基于PROFIBUS总线的计算机联锁系统的硬件结构；
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