Input Ports

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Port Name	Required	Description	Comments
`addr[]`	Yes	Address bus.	Input port `[WIDTH_ADDRESS-1..0]` wide. The `add` port is used with the parallel interface protocol only.
`di[]`	Yes	Data bus input.	Input port `[WIDTH_DATA-1..0]` wide. The `data` port is used with the parallel interface protocol only.
`nerase`	No	Erase input port.	The `nerase` port is used with the parallel interface protocol only. When the `ACCESS_MODE` parameter is set to `READ_ONLY`, the `nerase` port cannot be used.
`nread`	Yes	Read input port.	The `nread` port is used with the parallel interface protocol only.
`nwrite`	No	Write input port.	The `nwrite` port is used with the parallel interface protocol only.
oscena	No	Signal that enables the internal oscillator.	De-assert the `oscena` port to disable the oscillator (`osc`) port when not using the parallel interface protocol.