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Altera_Forum
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15 years ago

Custom Component Address Mapping

I have a custom component with a 8 bit ADDRESS bus. it is mapped in my hdl code this way : .... if (read & (address==8'h01)) readdata<=2; .... In my SOPC builder system i...
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Altera_Forum
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15 years ago

what if we use PIO s of width eight and perform instructions like :

IORD_ALTERA_AVALON_PIO_DATA ?

does it still perfrom 4 read actions?

I still don't understand how the 32 bit address is connectd to my 8 bit address? somehow it should be truncated?