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4. Firmware update preperation
To prepare the Athens 2 for a firmware update;
1. Press and hold down the Enter Setup button
2. Power on the unit
3. Release the Enter Setup button
Your PC should make an audible sound when this process is successful as
windows is detecting a new USB device.
5. Loading the firmware
Now open DfuSe Demo.
If the Athens 2
successfully entered DFU mode then it will appear as ‘S®
Device in DFU Mode’ under the ‘Available DFU Devices tab’.
Now the .dfu file needs to be selected so that DfuSe Demo knows the correct
firmware to put on to the Athens 2.
Figure 2 Device successfully recognised
