基于CPLD和ARM9变电站授时单元时延测量装置的设计

Design of Delay Measuring Device in Substation Time Service Unit Based on CPLD and ARM9

叙述了变电站授时单元秒脉冲时延测量装置的工作原理,给出了时延测量装置的硬件构成,介绍了装置的复杂可编程逻辑器件(CPLD)以及ARM9软件实现方法。

The operating principle of second pulse delay measuring device in substation scribed. A scheme of the device is proposed. The software realization methods of the logic device, and 8-bit CPU are introduced. time service unit is decomplex programmable