基于FPGA的高对时精度智能终端装置

An Intelligent Terminal Device with High Timing Accuracy Based on FPGA

介绍了基于FPGA的高精度对时守时功能,结合智能终端装置实例,从智能终端功能、硬件选型、FPGA功能设计、FPGA软件设计等方面详细介绍了FPGA实现的方法和流程。通过型式试验测试,表明装置精度满足标准要求,保证了装置发送SV值所带时标精度和数据的同步性。

This paper introduced how to realize high precision punctuality funtion based on FPGA. Combining with a practical instance of intelligent terminal device, the paper introduced in detail the FPGA＇ s implementation method and technological process from the respects of intelligent terminal＇ s functions, hardware selection, FPGA function design, FPGA software design. The device ＇ s punctuality accuracy test with Cape electrical appliances shows that it can meet the terminal device＇ s standard requirements and ensure the device to have high precision timing accuracy and data synchronization.