Подключил модуль GPS-ГЛОНАС через FTDI к терминалу. Вот что выдает модуль:
$GNRMC,161551.000,A,5606.5574,N,04718.0471,E,0.00,155.53,180516,,,A*75
$GPVTG,155.53,T,,M,0.00,N,0.00,K,A*3A
$GPGGA,161552.000,5606.5574,N,04718.0471,E,1,12,0.99,150.9,M,3.4,M,,*5F
$GNGLL,5606.5574,N,04718.0471,E,161552.000,A,A*4D
$GNGSA,A,3,05,29,21,16,26,02,,,,,,,1.89,0.99,1.61*16
$GNGSA,A,3,83,82,66,74,73,67,,,,,,,1.89,0.99,1.61*1D
$GPGSV,3,1,10,29,83,121,39,05,46,091,35,21,33,233,33,26,32,307,34*7C
$GPGSV,3,2,10,02,24,067,33,16,08,322,25,12,05,159,,41,,,25*4E
$GPGSV,3,3,10,31,,,28,20,,,28*78
$GLGSV,3,1,10,83,60,292,33,82,54,072,36,73,40,258,29,67,39,105,31*60
$GLGSV,3,2,10,66,32,037,35,74,32,324,37,68,09,152,26,80,09,209,*6A
$GLGSV,3,3,10,84,08,273,,81,07,086,21*65
$GNRMC,161552.000,A,5606.5574,N,04718.0471,E,0.00,155.53,180516,,,A*76
Датаграммы $GPRMC в полученных данных нет.
Судя по полученным данным в модулях GPS-ГЛОНАС дата находится в датаграммe $GNRMC.