STM32 MCUs Products

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STM32G473RET3 MCU

We are using STM32G473 controller for our project, In that MCU, we faced an issue in systick while using the  HAL_Delay() function.We have changed the NVIC preemption priority for Time base systick timer,Still the systick count was not incremented. W...

Resolved! SDRAM - Winbond W9825GKH-6l - DMA Access

hi1. STM32F722ZE & Winbond SDRAM is working fine with follow setting .W9825G6KH-6I 166MHz/CL3 or 133MHz/CL2   CASLatency = FMC_SDRAM_CAS_LATENCY_3; SDClockPeriod = FMC_SDRAM_CLOCK_PERIOD_3;my understanding was MCU main clock was divide by 2 is made o...

MMARI.1 by Senior
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  • 6 replies
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Resolved! How to use TIMER event DMA from Memory to GPIO

My goal is to send bit patterns from an array directly to GPIO, using a Timer as a sample clock / DMA trigger.More concretely: TIM2 Update Event --> DMA --> memory to GPIO Port ODR transferI am on STM32f103rb (Nucleo-64)Similar questions have been as...

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Mnemocron by Associate III
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  • 6 replies
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STM32F030CC Pin output Reaction time

Hi!A PWM signal with a frequency of 100 kHz comes to the input of the microcontroller. Then, when the pulse falls, an interruption is triggered, which should change the state of one of the output PINs. And now I am observing a situation where the sig...

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AB.19 by Associate II
  • 407 Views
  • 1 replies
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not able to debug the STM32L562E-DK

Hey im trying to blynk led on stm 32 l562e dk board i had attached the consol logs its not connecting to debuger i want to ask you is their any default jumper settings for this board or is their any specific debug settings required for this board . i...

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Gaurav552 by Associate II
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  • 12 replies
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Max frequency capture with STM32F429

Hello,     I try to use two timer to generate fixed frequency ,fixed quantity PWM pulses ,the frequency is about 5Mhz, the quantity is 20,but only can get one pulse, can you help to check why? Below is my configuration: TIM4 is Mater,TIM3 is slave.st...

liwei by Associate II
  • 406 Views
  • 1 replies
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SDIO DMA usage

Posted on July 08, 2016 at 16:09I'm trying to get the SDIO system working with DMA. The system works in the configuration without DMA.Now I set the read and write operations in the ''sd_diskio.c'' to DMA, by adding _DMA to the starting commands BSP_...

mmetzger by Associate II
  • 802 Views
  • 3 replies
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STM32F107RBT6 + LAN8720A custom board.

I've drawn my own schematic that uses the STM32F107RBT6 and LAN8720A chip.And this is not an work on company, not related with my job. just hobby.I made this to study firmware development in order to make toys that utilize Ethernet.and I ordered samp...

jaehoon by Associate II
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  • 1 replies
  • 0 kudos