File Header
| Byte offset | Description |
| 01 – 03 | Signature, Hex 79FF |
| 04 – 15 | Ignored |
| 16 – 17 | Number of macros (binary) |
| 18 – end | The macros |
Individual Macros
| Byte offset | Description |
| 00 – 19 | Macro name |
| 20 – 21 | Macro length (in keystrokes, binary) |
| 22 – 23 | Keystroke (two bytes, binary) |
| 24 – end | Macro keystrokes |