High Performance Two Port 10/100 Managed Ethernet Switch with
Datasheet
14.2.2.4RX FIFO Information Register (RX_FIFO_INF)Offset: | 07Ch | Size: | 32 bits |
This register contains the indication of used space in the RX FIFO’s.
BITS | DESCRIPTION | TYPE | DEFAULT |
|
|
|
|
31:24 | RESERVED | RO | - |
|
|
|
|
23:16 | RX Status FIFO Used Space (RXSUSED) | RO | 0b |
| This field indicates the amount of space, in DWORD’s, currently used in the |
|
|
| RX Status FIFO. |
|
|
|
|
|
|
15:0 | RX Data FIFO Used Space (RXDUSED) | RO | 0b |
| This field indicates the amount of space, in bytes, used in the RX Data FIFO. |
|
|
| For each receive frame, the field is incremented by the length of the receive |
|
|
| data. In cases where the payload does not end on a DWORD boundary, the |
|
|
| total will be rounded up to the nearest DWORD. |
|
|
|
|
|
|
Revision 1.4 | 184 | SMSC LAN9312 |
| DATASHEET |
|