HOW TO UPGRADE

1. Copy the `firmware.bin` file to the root directory of an SDHC card.
2. Insert the SDHC card into the EDL-1.
3. The firmware upgrade will start automatically.
4. During the upgrade, the LED will flash.
5. When the upgrade is complete, the LED will turn solid green.
6. Turn off the power to the EDL-1.
7. Remove the SD card and connect it to your PC.
8. Delete the `EDL-INFO.TXT` file from the SD card.
9. Insert the SD card back into the EDL-1.
10. Turn the power to the EDL-1 back on.

The firmware upgrade is now complete and the device is ready to use.

CHANGE LOG

Version 1.28
- Support for old EDL modules (different BT modules)

Version 1.27
- Reconfiguration of BT module communication speed sorted
- Fixed Short term trim for V3 firwmare.


Version 1.26
- ECUMASTER logger EDL-1 V1 protocol for Black V2 file extension fixed (bgg instead of bgc)
- ECUMASTER logger EDL-1 V1 protocol for Black V2 Bluetooth data stream fixed
- Bluetooth stream "Tables set" channel works properly
- Firmware writes proper firmware version to file EDL-INFO.TXT

Version 1.25
- V3 BT stream data optimisations

Version 1.24
- More channels supported
- Added support for EMU BLACK V2 and EMU CLASSIC V1 fimrware (more channels + BT switches). 
  EMU BLACK V2 2.178 firmware required, EMU CLASSIC 1.227 firwmware required

Version 1.23
- Improved BT communication 
- Improved SD card support
- Lexar SD cards supported (only for dataloggin, firmware upgrade not possible)

Version 1.22
- Bi-directional BT communication with eDash application
- EDL-Info.txt file is save on the sd card (if file doesnt exist)  with the firmware version, Bluetooth module version and mac address

Version 1.21
- EDL diagnostic improved

Version 1.20
- improved SD card compatibility
- updated communication protocol between EDL and EMU BLACK (requires EMU BLACK firmware version 3.051 or higher)
- added diagnostics via EMU BLACK log channels (EDL group) (requires EMU BLACK firmware version 3.051 or higher)
- fixed bug where the green status LED incorrectly indicated active recording after SD card removal


Version 1.19

- Update BT communication for V3 3.049 version
- Higher commuincation baud rate 

Version 1.18

- Update BT communication for V3 3.047 version

Version 1.17

- Update BT communication for V3 3.040 version


Version 1.15

- Update BT communication for V3 3.024 version
- Fixed BT coummunication for V2 firmwares (error introduced in version 1.14)


Version 1.14

- V3 firmware for BLACK and CLASSIC support added

Version 1.12

- Fix for IAT, ECU TEMP, IGN ANGLE channels over BT 


Version 1.10

- Fix for nonworking BT communication. Upgrade the firmware and then turn off device for several seconds
- Updated to fully support EMU BLACK firmware 2.135


Version 1.07

- Ecumaster serial protocol V2 implemented
- Size of input buffers increased

Version 1.07

- BT support for new android dash application

Version 1.06

- SD CARD support improved 
- When SD CARD <= 2GB detected, the red led is lit 

Version 1.05 

- SD CARD support improved (better compatibility)

