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Altera_Forum's avatar
Altera_Forum
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16 years ago

Problem about DA IP

:confused: Hi,friends. I design a DA IP and add it into the SOPC systerm.The DA(AD5547) IP has output pins :wr,ldac, dataout and so on,besides I set a set of general PIOs to send digital signal...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

If you want to read the PIO pins, you need to use the IORD_ALTERA_AVALON_PIO_DATA macro. The one you use will just report you the directions of the pins.

Then for your own component, you should either define your own macros, or directly use IOWR(). Just write the data to the correct address.