ao_dma_start(uint8_t index)
{
ao_dma_done[index] = 0;
- stm_dma.channel[index].ccr |= (1 << STM_DMA_CCR_EN);
+ stm_dma.channel[index].ccr |= (1UL << STM_DMA_CCR_EN);
}
void
ao_dma_done_transfer(uint8_t index)
{
- stm_dma.channel[index].ccr &= ~(1 << STM_DMA_CCR_EN);
+ stm_dma.channel[index].ccr &= ~(1UL << STM_DMA_CCR_EN);
#ifndef LEAVE_DMA_ON
ao_arch_critical(
if (--ao_dma_active == 0)
- stm_rcc.ahbenr &= ~(1 << STM_RCC_AHBENR_DMA1EN);
+ stm_rcc.ahbenr &= ~(1UL << STM_RCC_AHBENR_DMA1EN);
);
#endif
if (ao_dma_allocated[index])