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Posted on July 30, 2015 at 06:45I work the SPI1 normally,but cannot work on other 2,3,4....i think F401 have SPI2,3,4 right?i via dma and setting follow my setting in SPI1i try SPI4, DMA channel 5 stream 3,4 for tx rx. but no output.the stdperiph li...
Posted on July 20, 2015 at 09:48I would like to use the driver of AES encryption, but every time the  CRYP->CR run, it will go to hardfault.I have no idea the reason.Thanks!