Dominic, Thanks, you have given me quite a bit to chew on.
Regards, Charley On 2016-04-22 18:08, Dominic Spill wrote: > On 22 April 2016 at 09:18, <[email protected]> wrote: > >> After reading the documentation that I can find I do not see a clear >> declaration of the device profile which the HackRF supports such as HID, >> MCS, CDC, or etc. > > None of the above. HackRF uses a custom USB profile (sometimes called > vendor specific), which in this case involved two bulk endpoints for > sending IQ data to and receiving it from the HackRF. Everything else > is handled over the control endpoint, EP0. > >> I am using a STM32F469 Disco development board and I would like to access >> the HackRF sample data for DSP processing. > > You'll need to port or reimplement much of libhackrf for this. The > bulk of the code is in this file: > https://github.com/mossmann/hackrf/blob/master/host/libhackrf/src/hackrf.c > > Anywhere you see libusb_control_transfer() being called, it's using EP0. > > If you want to move IQ data around, you'll need the bulk endpoints, > which tend to be used with buffers and a callback that's called when > the transfer completes. > > I'm happy to give any more detail that I can if you have specific questions. > > Dominic
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