... | ... | @@ -103,8 +103,15 @@ disable. The fixed network latency is ensured between |
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Streamer words and
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*\* the time the first word transported in this Etherent frame is
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presented (`rx_valid_` and `rx_first_p1_o` are
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HIGH)
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presented (`rx_valid_` and `rx_first_p1_o` are HIGH)
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*Note:** The fixed latency value guarantees a fixed internal delay to
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the output of data from the rx streamer. During lab tests, when fixed
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latency is measured from transmission to reception, an error of one
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reference clock cycle (8ns for 125MHz clock) is seen compared to the
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fixed latency set in the rx\_streamer entity. This is due to a static
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offset that is repeatable and measurable and that can be accounted for
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during system calibration when a strict fixed-latency must be
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observed.
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### **WR timing input (optional, to allow latency measurement, Tx and Rx Streamer):**
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