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Protocol Frame Description
5-40 AT83SND2CMP3 User Guide
7525A–MP3–07/05
5.4 File System Commands
These commands allow to navigate in selected memory: file and directory architecture.
FS_NEXT Command Select next file from selected memory.
Table 5-37 . FS_NEXT command
FS_PREVIOUS Command Select previous file from selected memory.
Table 5-38 . FS_PREVIOUS command
FS_ENTER_DIR Command File System Enter Directory on selected memory and select the first found file /
directory.
Table 5-39 . FS_ENTER_DIR command
FS_EXIT_DIR Command File System Exit Directory on Selected Memory.
Table 5-40 . FS_EXIT_DIR command
FS_GET_NAME Command File System Get Name of Current File or Directory on Selected Memory. The Player
response is a SYSTEM_NAME that contains the name of the current file (unicode).
Frame Start Channel
Protocol
Command Data Length Data CheckSum
7Eh
If not used,
FFh
60h 00h No Yes
Frame Start Channel
Protocol
Command Data Length Data CheckSum
7Eh
If not used,
FFh
61h 00h No Yes
Frame Start Channel
Protocol
Command Data Length Data CheckSum
7Eh
If not used,
FFh
62h 00h No Yes
Frame Start Channel
Protocol
Command Data Length Data CheckSum
7Eh
If not used,
FFh
63h 00h No Yes