Spi dma: can't change spi prescale
Posted on January 16, 2017 at 16:10Hi,I'm trying to get spi driver working for ad-converter. Adc spi is supporting ~20mhz spi clock. Now my project APB2(Using spi1) clock is 84 Mhz and spi prescale is now 2( Spi clock is 42Mhz) and code is running f...