说明：  GPS caculation code * Home * Libraries o TinyGPS o NewSoftSerial o Streaming o PString o Flash o PWMServo * About * Projects o The Reverse Geocache™ Puzzle + Building a Puzzle Box o More Puzzle Box Tales Email: Admin RSS Subscribe: RSS feed Arduiniana Arduino wisdom and gems by Mikal Hart TinyGPS A Compact Arduino GPS/NMEA Parser TinyGPS is designed to provide most of the NMEA GPS functionality I imagine an Arduino user would want – position, date, time, altitude, speed and course – without the large size that seems to accompany similar bodies of code. To keep resource consumption low, the library avoids any floating point dependency and ignores all but a few key GPS fields.