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by serkanc
Fri Feb 14, 2020 12:27 pm
Forum: General discussion
Topic: STM32F1 DMA
Replies: 2
Views: 819

Re: STM32F1 DMA

I found. After enabling Timer2 Channel 3, Timer Dier Register should be updated with this bit
Bit 11 CC3DE: Capture/Compare 3 DMA request enable
by serkanc
Fri Feb 14, 2020 8:17 am
Forum: General discussion
Topic: STM32F1 DMA
Replies: 2
Views: 819

STM32F1 DMA

Hi, I try to implement XY2-100 galvo mirror scanner control protocol. I want to use dma for setting gpio pins. I rcc_clk_enable(RCC_DMA1); DMA1_BASE->CPAR1 = (uint32_t)&GPIOA->regs->ODR; DMA1_BASE->CMAR1 = (uint32_t)pingBuffer; DMA1_BASE->CNDTR1 = 10; DMA1_BASE->CCR1 = (DMA_CCR_PL_HIGH | DMA_CCR_DIR...

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