Release Date       Details

1.3.3   27-Nov-00  FEATURES
                   * Added 'Generate Password' option to allow transfer of
                     activation files without floppy disk
                   * Removed warning when encountering untested
                     receiver/firmware versions
                   BUG FIXES
                   * Forced proper shut down on 'Close' (X) button
                   * Fixed interruption of data logging when
                     'About' box is displayed
                   * Tidied up data entry in RINEX Header screen
                   * Disabled Pause/Resume button unless logging data

1.3.2   16-Aug-00  FEATURES
                   * Added eTrex compatibility
                     (eMap assumed to have same data format. Untested on eMap)
                   * Added option to start new RINEX file at start of GPS day
                     (was default behaviour of previous versions of GRINGO)
                   * Added option to reset receiver clock offset at
                     start of GPS day
                     (default behaviour of previous versions was NOT
                      to reset receiver clock offset)
                   * Minor changes to handling of receiver firmware ID string 

1.3.1   07-Jul-00  FEATURES
                   * Added fractional phase logging to carrier phase version
                   BUG FIXES
                   * Fixed occasional crashes at local midnight
                   * Fixed PC clock setting bug for time zones behind GMT
                   * Fixed occasional failure to start new RINEX file
                     at midnight GPS time

1.2.7   27-Mar-00  BUG FIXES
                   * Fixed occasional 'subscript error' during logging

1.2.6   16-Feb-00  FEATURES
                   * Leading zeros added to all single-digit values in 
                     RINEX date/time records (for improved compatibility
                     with processing software)

1.2.5              Skipped - to maintain parallel version numbering with P4

1.2.4   28-Jan-00  BUG FIXES
                   * Improved behaviour during connection to receiver
                   * Improved buffering and conversion of received data

1.2.3   13-Dec-99  FEATURES
                   * Real-time display of gross cycle slips (carrier version)
                   * Carrier phase adjusted to avoid format overflow
                   BUG FIXES
                   * Incompatibility with DBCS versions of Windows fixed

1.2.2   19-Nov-99  BUG FIXES
                   * Carrier phase corrected for early firmware versions
                   * Minor tidying-up of protocol

1.2.1   15-Nov-99  FEATURES
                   * Floppy disk with exported Activation Files
                     will act as 'Activation Disk'

1.2.0   12-Nov-99  FEATURES
                   * Carrier Phase decoding added
                     (requires 'Carrier Phase Version' activation files)
                   * Activation files modification option added
                   BUG FIXES
                   * Automatic filenaming corrected for next day's RINEX file.
                   * Timing algorithm corrected to remove clock bias.

1.1.1   03-Oct-99  FEATURES
                   * Global 10-second serial link time-out altered to
                     2 seconds during initialisation,
                     and 5 minutes during data logging.
                   BUG FIXES
                   * Almanac week number adjusted for roll-over
                     to show correct date on screen output
                     (Week number NOT adjusted for YUMA file output).

1.1.0   17-Sep-99  * Initial General Release.

1.0.??? N/A        * Pre-Release development versions.