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# 1   2011-10-11 16:24:33 Primer2Mouse : How does USB avoid clash with FSMC shared pin?

johnja9
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Registered: 2011-05-13
Posts: 6

Primer2Mouse : How does USB avoid clash with FSMC shared pin?

When I study the Primer2Mouse project, I see that it use GPIO PD3 as a USB pull-up signal. This pin defaults to FSMC_CLK too. How does the Primer2 project manage to avoid a clash between USB & FSMC?

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