User`s guide

Firmware Features
2-6 AT85C51SND3Bx Firmware User’s Guide
7691A–MP3–08/07
2.7.1 Features  Management
– load
– save
– update from a file
2.7.2 Configuration  Opened Settings structure content
 Update file name
2.8 Update This module allows the end-user to perform firmware update of its player.
2.8.1 Features  Firmware, codecs, display, fonts update
 No PC tool install required for end-user
 Power failure resistant
 Update file generated by the Atmel In System Programming tool
2.8.2 Configuration  Enable/disable update module
 Enable/disable update auto-start at power-up
 If update auto-start is enable then configuration of “File Location” on Nand Flash or
MMC/SD card.
 enable/disable file erase after update (always enable in case of update auto-start)
2.9 File System This module allows management of the file system present in the Nand Flash memory
the MMC/SD card, the USB host disk, or through SIO, SPI….
2.9.1 Features  FAT12, FAT16, FAT32
 ASCII and/or Unicode
 More than one file/disk opened at a time
 File management
– file information
– I/O access
– create
– copy
– paste
– delete
– rename
 Directory management
– directory information
– enter
– go to root
– exit