Fix for some strange behaviours during board reset
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1566006871
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b407337677
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@ -637,6 +637,12 @@ void USB_::attach()
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PLLCSR = 0x12; // Need 16 MHz xtal
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while (!(PLLCSR & (1<<PLOCK))) // wait for lock pll
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;
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// Some tests on specific versions of macosx (10.7.3), reported some
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// strange behaviuors when the board is reset using the serial
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// port touch at 1200 bps. This delay fixes this behaviour.
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delay(1);
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USBCON = ((1<<USBE)|(1<<OTGPADE)); // start USB clock
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UDIEN = (1<<EORSTE)|(1<<SOFE); // Enable interrupts for EOR (End of Reset) and SOF (start of frame)
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UDCON = 0; // enable attach resistor
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@ -659,4 +665,4 @@ void USB_::poll()
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{
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}
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#endif /* if defined(USBCON) */
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#endif /* if defined(USBCON) */
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