time_var = strstr(txt3,"$GPZDA"); pos = strstr(txt3,"$GPGLL"); speed = strstr(txt3,"$GPVTG"); if(time_var != 0) { time[0]=time_var[7]; time[1]=time_var[8]; time[2]=":"; time[3]=time_var[9]; time[4]=time_var[10]; time[5]=":"; time[6]=time_var[11]; time[7]=time_var[12]; date[0]=time_var[17]; date[1]=time_var[18]; date[2]="-"; date[3]=time_var[20]; date[4]=time_var[21]; date[5]="-"; date[6]=time_var[23]; date[7]=time_var[24]; date[8]=time_var[25]; date[9]=time_var[26]; }