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Altera_Forum
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15 years ago

How can I mux an AvalonMM Bus (VIP_VFR -> 2x SDRAM)

My question is: How I can mux an AvalonMM bus from the FrameReader to access two different SDRAM-modules? The idea I had was to create one bit I connect to a custom-module. By this bit I would ...
Altera_Forum's avatar
Altera_Forum
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15 years ago

Accessing the two different SDRAMs should be as simple as using the correct address.

Are you absolutely sure you are using the correct address? The Avalon bus uses word addresses, not byte addresses. For example, assuming a 32 bit data width, you would set the address to 0x020000000 to access the first word of SDRAM_1.