TXFE is read only bit
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@ -679,7 +679,8 @@ static void handle_epin_ints(USB_OTG_DeviceTypeDef * dev, USB_OTG_INEndpointType
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// XFER FIFO empty
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// XFER FIFO empty
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if ( in_ep[n].DIEPINT & USB_OTG_DIEPINT_TXFE )
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if ( in_ep[n].DIEPINT & USB_OTG_DIEPINT_TXFE )
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{
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{
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in_ep[n].DIEPINT = USB_OTG_DIEPINT_TXFE;
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// DIEPINT's TXFE bit is read-only -> no need to clear
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transmit_packet(xfer, &in_ep[n], n);
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transmit_packet(xfer, &in_ep[n], n);
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// Turn off TXFE if all bytes are written.
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// Turn off TXFE if all bytes are written.
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