Garmin GPS 25 LP Technical Specification

Garmin GPS 25 LP Technical Specification Manual pdf 25 page image

21characters transmitted per secBaud characters_transmitted_per_sec300 30600 601200 1202400 2404800 4809600 96019200 1920Sentence max_charactersGPGGA 81GPGSA 66GPGSV 210GPRMC 74GPVTG 42PGRMB 26PGRME 35PGRMT 50PGRMV 32PGRMF 82LCGLL 44LCVTG 39The maximum number of fields allowed in a single sentence is 82 characters includingdelimiters. Values in the table include the sentence start delimiter character “$” and thetermination delimiter .The factory set defaults will result in a once per second transmission at the NMEAspecification transmission rate of 4800 baud.4.2.2 Transmitted TimeThe GPS 25LP sensor boards output UTC (Coordinated Universal Time) date and timeof day in the transmitted sentences. Prior to the initial position fix, the date and time ofday are provided by the on-board clock. After the initial position fix, the date and timeof day are calculated using GPS satellite information and are synchronized with theone-pulse-per-second output.The GPS 25LP uses information obtained from the GPS satellites to add or delete UTCleap seconds and correct the transmitted date and time of day. The transmitted date