Firmware Update via SD card
This update provides support for SeaGaugeG4 WIFI Gateways with NMEA 2000 interfaces.
New Supported Functions
- Improved SD Data Logging
- Improved Cache of Upload to HelmSmart via WIF or Cellular networks
- New modify sensor calibration files interface
- Improved network reconnect when ethernet/station are unavailable
- Improved HelmSmart store and forward on slow networks.
- Updated sensor calibration files
- Improved web browser pages for instrument dashboard
- Increased CAN bus update interval for PGN127488 to 0.25 sec
- Added support for flywheel pickups up to 200 teeth
- added defaults for pulse intervals
This update contains one firmware.bin and two spiffs.bin files (www & calibrations)
The complete update requires 3 steps for each file.
1) Unzip file and copy to specified folders in root of SD card
2) Repower SeaGaugeG4 Gateway and wait for SeaGaugeG4-XXXX device to show in WIFI networks list
3) Connect to Gateway via WIFI ADHOC SeaGaugeG4-XXXX and verify the new firmware version in config page is 1.9.3.10.16
Refer to app note https://digitalmarinegauges.com/seagaugeg4-update-firmware-with-sd-card/ for complete details
release date 10/16/2025
