gps的测试程序。在51上通过。单向GPS。用于跑机上。可下载运用于各种应用系统-gps test program. Adopted in 51. One-way GPS. For the running machine. Used in a variety of applications can be downloaded

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.