摘要
本文论述应用单片微型计算机组成一个系统，把ＧＰＳ卫导仪的位置经纬度值快速实时地转换成罗兰时差的软件及硬件设计。同时给出了转换精度的检验方法及检验结果。
篢his article discribes the application of microcontroller in a system whichrapidly and real─Time converts LAT／LOG from GPS into Loran A time difference. Thedesign of relevent hardware and software are introduced along with a method and the re-sult of measurement of converting accurcy.
关键词
卫导
自动转换系统
设计
：satellite navigation， LORAN A，NMEA─0183－microcontroller-series com-munication,time diffrence
