struct TextDatagram { DatagramHeader DgHeader; // "NME0" char Text[]; // "$GPGLL,5713.213,N......" };
$GPGLL,5713.213,N,1041.458,E‹cr›‹lf›
$HUVTG,245.0,T,245.0,M,4.0,N,2.2,K‹cr›‹lf›