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ETHERNET COMMUNICATION MODULE
Statistics registers
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Transmit multiple
collision packet
counter (A060
0700)
Incremented for each frame transmitted that experienced 2–15 collisions (including
any late collisions) during transmission.
Transmit late
collision packet
counter (A060
0704)
Incremented for each frame transmitted that experienced a late collision during a
transmission attempt. Late collisions are defined using the CWIN[13:08] field of the
Collision Window/Retry register.
Transmit
excessive collision
packet counter
(A060 0708)
Incremented for each frame transmitted that experienced excessive collisions
during transmission, as defined by the RETX [03:00] field of the Collision
Window/Retry register, and was aborted.
Transmit total
collision packet
counter (A060
070C)
Incremented by the number of collisions experienced during the transmission of a
frame.
Note:
This register does not include collisions that result in an excessive collision
count or late collisions.
Transmit jabber
frame counter
(A060 0718)
Incremented for each oversized transmitted frame with an incorrect FCS value.
Transmit FCS
error counter
(A060 071C)
Incremented for every valid-sized packet with an incorrect FCS value.
D31:12 R Reset = Read as 0 Reserved
D11:00 R/W Reset = 0x000 TMCL
D31:12 R Reset = Read as 0 Reserved
D11:00 R/W Reset = 0x000 TLCL
D31:12 R Reset = Read as 0 Reserved
D11:00 R/W Reset = 0x000 TXCL
D31:12 R Reset = Read as 0 Reserved
D11:00 R/W Reset = 0x000 TNCL
D31:12 R Reset = Read as 0 Reserved
D11:00 R/W Reset = 0x000 TJBR
D31:12 R Reset = Read as 0 Reserved
D11:00 R/W Reset = 0x000 TFCS