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problem with Xilinx OPB to OPB bridge

Started by Unknown August 1, 2005
hello all,
I'm building a system with EDK 7.1 on a virtex4 using Xilinx IP and
soft processor Microblaze .i'm using 2 OPB bus in my design the first
one is my mb_opb and there is another one (opb_2) who is link with
mb_opb through an opb to opb bridge.
My problem is there is no communication from my microblaze to my opb_2
( no I/O from RS232 connect to opb_2).
thanks for your answers.