hi friends
im connecting gps modem to pc using hyperterminal.the problem is that in the GPGGA sentance some time im getting the latitude and langitude and some time im not,though thetime data is always received.
if im getting the latitude and longitude then i will receive it till im using it.but if i turn off the modem n start a new session i will not get latitude and longitude
though im receing the data every time.
could you suggest me what shoud i do