Forum Discussion

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

Ok, that was really absolutely annoying right now!!

I just found the problem after some days of programming. Even if you implement the readdatavalid signal you must insert a number > 0 for max pending read transactions in the setup-dialog from SOPC-Builder while creating the custom module. I had not changed this and so he wrote 0 in the tcl file and created the error message I got the whole time. Perhaps my first module worked all the time, but I searched at the totally wrong place for the error.

*GrmBL!!!!*@#! :rolleyes: