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Altera_Forum
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12 years ago

Flex10K and EPC2 configuration Error - Flex10K in continuous Configuration loop.

Hi All, I am new to Altera. I have a board with Flex10k30 and an EPC2 to configure it. I also have a DSP (ASDP21060) on the board which uses Flex 10k. I have recently run into an error in...
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Altera_Forum
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12 years ago

nCONFIG should not be low.

Here's a schematic of a design containing a FLEX10K and EPC2

http://www.ovro.caltech.edu/~dwh/correlator/pdf/correlator_sch_rev_c1.pdf

p57 has the EPC2, the net names are prefixed with SC_PS for "System controller passive serial". p69 has the system controller FPGA connections.

Note how there is a pull-up on nCONFIG. You will need to do the same.

Cheers.

Dave