Questions tagged [dma]

Direct memory access (DMA) is a feature of computerized systems that allows certain hardware subsystems to access main system memory independently of the central processing unit (CPU).

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Configuring the DMA request multiplexer on a STM32H7 MCU

I have recently switched to the newly-produced SM32H7 MCUs and I am currently in the process of migrating some of my old code to them (I want to see how they handle some applications that require a ...
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1answer
962 views

TIM2 DMA configuration for stm32h7

My problem: I can't configure DMA to working properly on Input Capture event. Data doesn't transfered and error occurs. ...
1
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1answer
572 views

Synchronize internal DAC to I2S on STM32F4

I have a CS4344 DAC connected to my STM32F407 outputting sound at a 44.1kHz rate with DMA and I2S and I would like to output and envelope signal through the internal DAC of the STM32F4, in sync with ...
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1answer
3k views

Nucleo F401RE ADC sampling Time

I would like to know how many samples I have per second for the ADC and what is its maximum samples per second and can I achieve a sample per 1 µs? Clock : 84 Mhz The board is Nucleo F401RE Here ...