Data Structure

The flash memory of the SP-1 is divided up into 8192 (0x2000) byte sectors. In eMMC flash memory terms, those sectors are 16 (512 byte) blocks. The device has 4GB of storage.

The first sector is reserved for the album meta data.

Starting from the second sector (offset 0x2000) we can store audio data, which is document under SP-1 Audio data format.