User Manual

36 UG029, September 6, 2013
Table 20 – FIFO Interface Frame Format
Byte Number
Field
0 to 5
Destination MAC Address
6 to 11
Source MAC Address
12 to 13
Length / Type Field
14 to N
Payload Data
VLAN tagged frames are also supported on both transmit and receive and implement
additional information (VLAN Type and Info fields).
Table 21 – FIFO Interface VLAN Frame Format
Byte Number
Field
0 to 5
Destination MAC Address
6 to 11
Source MAC Address
12 to 15
VLAN Type and VLAN Info
16 to 17
Length / Type Field
18 to N
Payload Data
Note: The standard defines that the least significant byte of the MAC address is sent/received first,
while for all other header fields (i.e. Length / Type, VLAN Tag, VLAN Info and Pause Quanta), the
most significant byte is sent/received first.