Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

SRAM, external flash, why separate address?

Dear, in my design, why exteranl SRAM and exteranl flash can not share the same address bus? chip: cyclone II EP2C35, BGA484 software: quartus II 9.0 hardware structure: CPU -- tri s...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

To share the buses, the SRAM controller must be put behind the tri-state bridge. Then if you double-click on the tristate bridge you can select which signals should be shared between the peripherals and which ones shouldn't.