RMC – Recommended Minimum Specific GNSS Data
Time, date, position, course and speed data provided by a GNSS navigation receiver. This sentence is
transmitted at intervals not exceeding 2-seconds and is always accompanied by RMB when a destination
waypoint is active.
RMC and RMB are the recommended minimum data to be provided by a GNSS receiver. All data fields
must be provided, null fields used only when data is temporarily unavailable
【NMEA 4.11】
$--RMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,xxxxxx,x.x,a,a,a*hh
【NMEA 4.10】
$--RMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,xxxxxx,x.x,a,a,a*hh
【NMEA 3.01】
$--RMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,xxxxxx,x.x,a,a*hh