Format Of Usb Memory - TomTom Eclipse AVN4429 Owner's Manual

Audio operations
Using the USB Music File Player

■ Format of USB Memory

The following explains the definitions of these standards.
● Maximum directory layers:
8 layers
● Maximum characters for file names:
Up to 254 characters (Total of folder name, file name, ".", and 3-character file extension)
● File name characters that you can use:
A to Z, 0 to 9, and underscore (_)
● Max number of files that can be stored in a single memory:
2000 files
001.mp3
002.mp3
003.mp3
004.txt
005.mp3
1498.mp3
1499.mp3
2000.mp3
56
56
A total of 2000 files can be created within
a single USB memory.
Files aside from MP3 files (Example: 004.txt)
are included in the 2000 files.