Garmin have just released a firmware upgrade for the Edge 705 and several other units I've highlighted in bold the more important updates!
Changes from version 3.10 to version 3.20:
Changes from version 3.10 to version 3.20:
- Improved calculation and reporting of total ascent, total descent, and grade.
- Improved handling of history files when saving.
- Correctly calibrates wheel size when using PowerTap hub.
- Backlight setting now saved to configuration and set automatically on power-on.
- Improved 'Go Home' functionality to search for any user-created waypoints named home.
- Added new timezone for Santiago, Chile.
- Allow house number 0 on find address page.
- Improved range on power calibration page.
- GSC10 sensor improvements to reduce speed spikes.
- Uses elevation calibration point when starting an activity during a course.
- Added message indicating elevation calibration point has been found.
- Expand elevation calibration radius to 50m.
- Translations updated in the user interface.
- Changes from version 2.90 to version 3.10:
- Added ability to use waypoint elevation as the starting elevation for an activity when the user starts within approximately 30m of this waypoint.
- Fixed issue where workouts using power zones based on percent of FTP or heart rate zones based on percent of maximum HR were saved incorrectly.
- Fixed issue where Garmin Training Center could give a data transfer failed error if the unit had a bike profile name longer than fifteen characters.
- Fixed issue with inaccurate display of history dates in some languages.
- Added support for updated Australia Daylight Saving Time start and end dates.
- Updated translations.