Support For USB Accessories

The Integrated Audio Module (IAM) only supports USB accessories with the profile. Both USB 1.1 and USB 2.0 are supported.

Hard disks are not supported but can still work if the power consumption is less than 500 mA.

USB hubs are not supported.

The charging of USB accessories is not supported but can still function if the USB accessory supports 5 volt charging and if the power consumption is less than 500 mA.

USB memories 

The Integrated Audio Module (IAM) supports FAT16 from and including 128 MB and upwards and FAT32 from and including 256 MB and upwards.

Permitted file size: 1 kB to 2 GB.

Maximum permitted number of files: 64000

Maximum permitted number of folders: 500

Maximum permitted folder depth: 8