Quectel_EC25&EC21;_GNSS_AT_Commands_Manual_V1.1
QuectelEC25/EC21moduleintegratesaGNSSenginewhichsupportsGPS,BeiDou,GalileoandGLONASSsystems,andalsoitsupportsgpsOneXTRAAssistancetechnology.ThehighperformanceGNSSengineissuitableforvariousapplicationswherelowest-costandaccuratepositioningisneeded,anditsupportspositiontrackingwithoutnetwor
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