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ETHERNET COMMUNICATION MODULE
Back-to-Back Inter-Packet-Gap register
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PAD operation
table for transmit
frames
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Back-to-Back Inter-Packet-Gap register
Address: A060 0408
Register
D01 R/W Not used 0 Always write as 0.
D00 R/W FULLD 0 Full-duplex
0 The MAC operates in half-duplex mode.
1 The MAC operates in full-duplex mode.
Bits Access Mnemonic Reset Definition
Type AUTOP VLANP PADEN Action
Any X X 0 No pad; check CRC
Any001Pad to 60 bytes; append CRC
Any X 1 1 Pad to 64 bytes; append CRC
Any101If untagged, pad to 60 bytes; append CRC
If VLAN tagged, pad to 64 bytes; append CRC
Reserved
IPGT
13121110987654321015 14
31 29 28 27 26 25 24 23 22 21 20 19 18 17 1630
Reserved