
DEFINE_STRUCT  USER_BUFFER  5
  ELEM         1  SHORT    version                               none
  ELEM         1  SHORT    n_samples                             none
  ELEM         1  SHORT    s_added                               none
  ELEM         1  SHORT    spare                                 none
  ELEM         2  STRUCT   fix                                   none

DEFINE_STRUCT  fix      9
  ELEM         1  LONG     pc_seconds                            s
  ELEM         1  LONG     gps_seconds                           s
  ELEM         1  DOUBLE   latitude                              deg
  ELEM         1  DOUBLE   longitude                             deg
  ELEM         1  FLOAT    height                                m
  ELEM         1  BYTE     dop                                   none
  ELEM         1  BYTE     nsat                                  none
  ELEM         1  BYTE     msg_type                              none
  ELEM         1  BYTE     spare                                 none


