Here is an example of using interrupts with USB. This is on an STM32F1. The name of the interrupt may be different on the F4. https://github.com/openstenoproject/stenosaurus/blob/master/bootloader/usb.c#L389
This is the main: https://github.com/openstenoproject/stenosaurus/blob/master/bootloader/main.c On Thu, May 28, 2015 at 4:05 AM, Johan <kungjo...@gmail.com> wrote: > I have tested the example available in libopencm3-examples > <https://github.com/libopencm3/libopencm3-examples>/examples > <https://github.com/libopencm3/libopencm3-examples/tree/master/examples>/ > stm32 > <https://github.com/libopencm3/libopencm3-examples/tree/master/examples/stm32> > /f4 > <https://github.com/libopencm3/libopencm3-examples/tree/master/examples/stm32/f4> > /stm32f4-discovery > <https://github.com/libopencm3/libopencm3-examples/tree/master/examples/stm32/f4/stm32f4-discovery> > /*usb_cdcacm*/ > > It is working good for me, but it uses a polling execution model for > servicing the usb. > > Line 244 in main(); > while (1) > { > usbd_poll(usbd_dev); > } > > I wonder if there are any example of using using usb with interrupts. > > Best regards > Johan > > > ------------------------------------------------------------------------------ > > _______________________________________________ > libopencm3-devel mailing list > libopencm3-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/libopencm3-devel > >
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