Agilent Technologies HDMP-3001 Datasheet page 103

Ethernet over sonet mapper ic device specification
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ADDR = 0x1F4-7: Receive Minimum Frame Size Violations [23:0]
ADDR
Bit name
0x1F4
0x1F5
0x1F6
0x1F7
R/W
Value
after
reset
RX_MIN_ERR is the RX minimum frame size violation counter. It is non-resetable except that a hard or soft
reset will clear it. After reaching its max value the counter starts over from zero again. This counter is
incremented by each frame that did not increment any of the RX_FIFO_UR_ERR or RX_FIFO_OF_ERR
counters, but contained fewer than RX_MIN_SIZE bytes and checking was turned on.
ADDR = 0x1F8-B: Receive Maximum Frame Size Violations [15:0]
ADDR
Bit name
0x1F8
0x1F9
0x1FA
0x1FB
R/W
Value
after
reset
RX_MAX_ERR is the RX maximum frame size violation counter. It is non-resetable except that a hard or
soft reset will clear it. After reaching its max value the counter starts over from zero again. This counter is
incremented by each frame that did not increment any of the RX_FIFO_UR_ERR or RX_FIFO_OF_ERR
counters, but contained more than RX_MAX_SIZE bytes and checking was turned on.
103
Bit 7
Bit 6
RX_MIN_ERR [7:0]
RX_MIN_ERR [15:8]
RX_MIN_ERR [23:16]
Fixed 0
RO
0
Bit 7
Bit 6
RX_MAX_ERR [7:0]
RX_MAX_ERR [15:8]
Fixed 0
Fixed 0
RO
0
Bit 5
Bit 4
Bit 3
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 2
Bit 1
Bit 0

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