Sam on X: "Bit-banging the WS2812 addressable RGB LED protocol on a STM32. LED bits are encoded into a buffer, then a DMA controller passes them straight to the SPI peripheral and
c++ - STM32H7 SPI DMA transfer, always in busy transfer state, HAL_SPI_STATE_BUSY_TX - Stack Overflow
Why SPI returns busy after a while of sending corr... - STMicroelectronics Community
DMA_SPI
Solved: Using SPI with DMA - STMicroelectronics Community
How to use 'HAL_SPI_TransmitReceive_DMA' & 'HAL_SP... - STMicroelectronics Community
HAL_SPI_TxCpltCallback not getting called from HAL... - STMicroelectronics Community
硬件SPI+DMA驱动ST7789芯片(超详细讲解)(合宙AIR001)-CSDN博客
stm32 - How to use DMA to sample external ADC (16bit ADS8688) using SPI with both single ADC and daisy chain configurations - Electrical Engineering Stack Exchange
ADS8691: Problems with SPI Communications. - Data converters forum - Data converters - TI E2E support forums