STM32 MCUs Products

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Resolved! STM32's SDMMC1 port for SD card

Hi All,We are using STM's STM32H750VB in our design.We are planning to STM32's SDMMC1 port for SD card.We were just wondering what is the maximum capacity/size we can go for SD card or how much max. size the controller can support.Anybody knowing som...

MBair.1 by Associate II
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Can someone help me check if my schematic works? If you have any suggestions of corrections please tell me I need all the help I can get

Im really brand new here and I wanted to ask some of you guys to help me. Im using the STM32F722RET6 MCU and this probably ***** but Please feel free to critique as mush as you want and make as many suggestions possible. The following pdf is my schem...

JZipf.1 by Associate II
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  • 8 replies
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Resolved! Extremely slow timer

Hi, I'm new in stm32 world. I recently bougth a stm32L4R5ZI nucleo board and started a project using timer/counter. I tried to do a very simple project that generate a PWM of 1 Hz with d%=50%. So I setup the timer clock to 30 MHz. And in the paramete...

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HAL_ADC_ConvHalfCpltCallback called twice

HelloI try to sample sound at 48kHz using ADC. I use the DMA circular mode. I am using HAL libraries and discovered that HAL_ADC_ConvHalfCpltCallback is called twice sometimes. I get 32 samples from adc, when I get half of them I send them and then w...

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KD�?b by Associate II
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  • 3 replies
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MRau.1 by Associate
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Resolved! ADC TIMER triggered DMA doesn't starts, STM32F401

Hi everyone!I am trying to write a simple code that starts an ADC DMA based on timer temporization.In order to do this on a Nucleo-STM32F401RE board I use:TIM2, channel 1, output compare no output, mode frozen;ADC1, channel 0, timer 2 trigger out eve...

CCont.1 by Associate II
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  • 5 replies
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How to use RCR to produce a fixed amount of PWM pulses?

Hi, I am new to STM32. Currently I am using a STM32F042K6 nucleo board.I am trying to creat a pair of PWM complementary signals with fixed amount of pulses.I use STM32CubeIDE + HAL.The basic idea is to use TIM1 to generate the PWM complementary signa...

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JLuo.1 by Associate II
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  • 6 replies
  • 1 kudos