grxfsiz
The application can program the RAM size that must be allocated to the RxFIFO.
| Module Instance | Base Address | Register Address |
|---|---|---|
| usb0 | 0xFFB00000 | 0xFFB00024 |
| usb1 | 0xFFB40000 | 0xFFB40024 |
Offset: 0x24
Access: RW
Important: To prevent indeterminate
system behavior, reserved areas of memory must not be accessed by software or
hardware. Any area of the memory map that is not explicitly defined as a register
space or accessible memory is considered reserved.
| Bit Fields | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
Reserved |
|||||||||||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
Reserved |
rxfdep RW 0x2000 |
||||||||||||||
grxfsiz Fields
| Bit | Name | Description | Access | Reset |
|---|---|---|---|---|
| 13:0 | rxfdep | This value is in terms of 32-bit words. Minimum value is 16 Maximum value is 32,768 The power-on reset value of this register is specified as the Largest Rx Data FIFO Dept 8192. Using the Dynamic FIFO Sizing, you can write a new value in this field. Programmed values must not exceed 8192. |
RW | 0x2000 |