Atmel AT85DVK-07 Manual De Usuario
Operating Modes
3-18
AT85DVK-07 Demonstration Firmware User’s Manual
7687C–MP3–09/07
3.11
Firmware Update
There are two ways to update the firmware of the AT85DVK-07 board.
•
Using the automatic firmware update feature
•
Using the explorer application
Note:
The update feature is a safe procedure: in case of accidental power failure, the player will
resume the firmware update on the next power-up.
resume the firmware update on the next power-up.
3.11.1 Automatic Firmware
Update
At each power-up, the system checks if an update file is present in the “C:\Update”
directory of the Nand Flash disk. If a file “Player_dvk.atm” is found, the firmware update
starts:
directory of the Nand Flash disk. If a file “Player_dvk.atm” is found, the firmware update
starts:
The update file is copied in its update location using the mass-storage operating mode.
Notes:
1. The update directory location (directory or disk) as well as update file name can be
easily modified at compile time by configuring the conf_update.h file.
2. The update file is deleted at the end of the update.
3.11.2 Manual Firmware
Update
Launch the Explorer application. Navigate to a .atm file into any disk but USB keys in
host mode and execute it by pressing the Select key. The firmware update starts.
host mode and execute it by pressing the Select key. The firmware update starts.