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Altera_Forum
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15 years ago

Usage of TriState bridge in Qsys

Hi, I have system in which SDRAM and CFI Flash has shared address and data bus. In SOPC builder there is Tri-State component using which I can share address and data bus. But now in Qsys there ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

You'll want this sort of connectivity: 


Generic tristate controller -->
                                Tristate pin sharer --> Tristate bridge
Generic tristate controller -->
The Generic tristate controller has a bunch of presets for various things like SRAM, flash, etc... The pin sharer acts as an arbiter, and the tristate bridge just interfaces with the pins.