GPS的标准格式NMEA处理源程序，对学习和了解GPS的数据格式有很大帮助-NMEA standard GPS format to deal with the source of learning and understanding of GPS data formats are very helpful

Program with BASCOM-51 for decode clock time from NMEA format gps receiver

TinyGPS - a small GPS library for Arduino providing basic NMEA parsing Based on work by and "distance_to" and "course_to" courtesy of Maarten Lamers. Suggestion to add satellites(), course_to(), and cardinal(), by Matt Monson.