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Altera_Forum's avatar
Altera_Forum
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15 years ago

How to wire epcs_controller ?

As i was trying to use Epcs16 for my nios code,i add epcs conroller to nios.And i wire the dclk\sce\data0\sdo to the pins which are wired to Epcs16.And i also set there 4 dual purpose pins to compiler configured model.A&S is ok,there are 4 errors at filtter period,the errors are like this 'Error: Can't place pins assigned to pin location Pin_K1 (IOPAD_X0_Y27_N21)'

Am i wire them the wron way? Thank you

1 Reply

  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor
    15 years ago

    dclk/sce/data0/sdo pins must be configured "Use as regular I/O" if you want to use them to access epcs after AS configuration.

    You didn't specify which device you are using: anyway, assuming a EP3C40, pin K1 is data0, which is probably now set as reserved.