Note: Refer to the 802.1Qbb standard for a full description of priority based
pause operation.
The controller supports PFC priority based pause transmission and reception. Before PFC pause frames can be received, bit 16 of the Network Control register must be set. The start of a PFC pause frame is shown in the following table.
| Destination Address | Source Address | Type (MAC Control Frame) | Pause Opcode | Priority Enable Vector | Pause Times |
|---|---|---|---|---|---|
0x0180C2000001
|
6 bytes |
0x8808
|
0x0101
|
2 bytes | 8 * 2 bytes |