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LogiCORE IP Image Statistics v1.0 - Why do the POW and SUM outputs toggle when DATA_VALID is asserted?
Why do the POW and SUM outputs toggle when DATA_VALID is asserted?
This is a known issue in Image Statistics v1.0 that has been resolved in v2.0.
This can be worked around in Image Statistics v1.0 by incrementing the address and reading the output values on consecutive clock cycles.
See (Xilinx Answer 33748) - List of LogiCORE IP Image Statistics Release Notes and Known Issues.