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Altera_Forum
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20 years ago

Sharing data and address between SDRAM and Flash

Hello, Due to some limitation in the amount of IO pins SDRAM and Flash have to share the same address and data bus. Are there any differences between connecting the Flash to a separate tri-stat...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

Hello,

The answers from the Altera guys on the Embedded World haven’t been very satisfactorily. Nobody could say be the use of bit 0 from the address bus when sharing data and address between Flash and SDRAM. The people told me to do a simulation. Now I did the simulation and the answer is: A0 is the byte addressing bit as it was assumed.

Regards,

niosIIuser