修正bug IO三态门控制逻辑
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@@ -176,7 +176,7 @@ class QSpiInterface(edge: Boolean) extends SpiInterfaceBase{
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sck := qspi.sck
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sck := qspi.sck
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csn := qspi.csn
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csn := qspi.csn
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qspi.miso := exRego(7, 4)
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qspi.miso := exRego(7, 4)
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qspi.isDirIn := ~isSpiRead
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qspi.isDirIn := ~isSpiRead & byteSel >= 4.U
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