The Tyzack File Format (.TFF) is a binary format for storing Tyzack-specific data that isn't covered by standard MSX-DOS 2 and CP/M file formats. For example, this can be samples, sample-label data, or Tyzack boot-files.
| Byte offset | Description |
|---|---|
| 0x0000 | Data type (16-bit): 0: Sampler labels dump 1: Sample 2: Sampler screen binary 3: Boot image |
| 0x0002 | Data sub-type (16-bit): 2-0: Packed sampler screen 3-0: Z80 MSX boot image 3-1: Z80 P2000C boot image 3-2: Acorn Atom boot image 3-3: Tulip System I boot image 3-4: Inmos T222 boot image |
| 0x0004 | Data length (32-bit) Length 0 = until end of file |
| 0x0008 | Reserved for future use |
| 0x0100 | Data |
Sampler labels are dumped as 26 x 16 bytes.
| Byte offset | Description |
|---|---|
| 0x00 | Label (ASCII A-Z) |
| 0x01 | Play options bitmap bit 0: Loop on/off bit 1: Forward (0)/Backward (1) |
| 0x02 | Label start (16-bit) |
| 0x04 | Label end (16-bit) |
| 0x06 | Reserved for future use |