The data packet is a location in application storage where the Touch Display driver will return to the caller the size of the Touch Display event queue. The format is as follows:

┌──────────────────────────────────────┐
│Field          Length     C Datatype  │
├──────────────────────────────────────┤
│Queue Size     WORD       USHORT      │
└──────────────────────────────────────┘