Atmel AT83SND2C MP3 - Manual (Page 23)

Communication Protocol
AT83SND2CMP3 User Guide 3-19
7525A–MP3–07/05
3.8 File Transfer
The File Transfer mode is used to transfer file from/to Remote Controller to/from Player
Memory.
3.8.1 Protocol
Communication Use The following commands:
– FS_FCREATE
– FS_FWRITE_BLOCK
– FS_WRITE_LAST_BLOCK
– FS_FREAD_BLOCK
– FS_FCLOSE
– FS_READ_BLOCK_DATA *
– FS_READ_BLOCK_DATA_END *
are the basic file transfer interface functions for the Remote Controller.
Note: * means that the frame is a Player Response to Remote Controller request.
...
Power on
Reset
BOOT
Initialization
IDLE
FILE
TRANSFER
FS_FCLOSE
FS_FCREATE
START
Available Command in FILE TRANSFER Mode:
FS_FREAD_BLOCK
FS_FWRITE_BLOCK
FS_FWRITE_LAST_BLOCK
SYSTEM_RESET
FS_FCLOSE
Hardware
Reset
FS_FWRITE_BLOCK
FS_FWRITE_LAST_BLOCK
FS_FREAD_BLOCK