MAC 802.3 Pause Frame

Zynq UltraScale+ Device Technical Reference Manual (UG1085)

Document ID
UG1085
Release Date
2022-09-15
Revision
2.3 English

 

TIP:   See Clause 31, and Annex 31A and 31B of the IEEE Std 802.3 for a full description of pause operation.

The start of an IEEE Std 802.3 pause frame is shown in Table: Pause Frame Information.

Table 34-11:      Pause Frame Information

Destination Address

Source Address

Type

(MAC Control Frame)

Pause Opcode

Pause Time

0x0180C2000001

6 bytes

0x8808

0x0001

2 bytes

The controller supports both hardware controlled pause of the transmitter upon reception of a pause frame and hardware generated pause frame transmission.