Downloading Data; Table 4.10 Z-Family Recording Modes - ashtech Z-Xtreme Operations & Reference Manual

changed using the serial port command $PASHS,RNG. Table 4.10 describes these
modes. The default is mode 0.
Recording
Typical Application
Mode
0 Raw data, full code and
carrier phase
2 Position data only
4 Raw data, full code and
carrier phase, position
data file

Downloading Data

GPS data stored on the PC card can be transferred to a computer for post-
processing using three different methods. In all cases, the Download program is
required.
• Data can be downloaded directly through one of the serial ports on the
receiver into any destination directory in the PC. Download handles the
protocol required to transfer data from the receiver via the serial port into
the PC.
• With the PC card installed in a PCMCIA card drive, data can be
downloaded from the PCMCIA drive into any destination directory in the
PC.
• The PC card is a standard DOS storage device, therefore files can be
transferred directly from the PC card in a PC card reading drive to a
computer using the standard DOS commands or the Windows file
manager. Then files need to be downloaded from the source directory
(C:\Data) into any destination directory in the PC.
Files copied from the PC card reader into the computer are in a compressed format and will NOT be
usable until downloaded using the Download software.
When transferring PC data from the receiver or the PCMCIA drive into the PC,
Download reads the U-files records from the PC card and converts them into
different data files, creating one set of data files per each session. Data files are
Operations

Table 4.10 Z-Family Recording Modes

Records Created
Raw data records
Ephemeris records
Session Information records
Almanac records
Position records
Session information records
Almanac records
Raw data records
Position records
Ephemeris records
Session Information records
Almanac records
File Type After Conversion
B-file
E-filet
S-file
ALMyy.ddd
C-file
S-file
ALMyy.ddd
B-file
C-file
E-file
S-file
ALMyy.ddd
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