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Nuclel STM32F303K8 TIM2 as Encoder

I'm working to read 2 identical encoders from 2 identical motor drivers.I use TIM2 and TIM3 to read the encoders.The encoder at TIM3 works properly, but the encoders at TIM2, I could see in debug mode the IRQ but the register CNT is zero. But every t...

FTrom by • Associate II
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  • 4 replies
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Resolved! STM32H745 SDMMC DMA Rx Overrun/Tx Underrun

Hi,I am working on STM32H745 discovery board and trying to configure the onboard 4GB eMMC flash over SDHC1 interface. I am loading default discovery board configuration by the CubeMx configuration, which sets both M7 and M4 and all AHB buses to run a...

Joyabb by • Associate II
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  • 3 replies
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how to protect analog inputs ?

I've seen the discussion in an old question herehttps://community.st.com/s/question/0D50X00009XkbAd/how-to-protect-analog-inputs-Accordingly, ADC inputs are not 5v tolerant in ADC mode.I started studying some Zener diodes, in particular 1n4727 Vz 3vh...

andrewg by • Associate III
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  • 4 replies
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How to program using VIM + GCC on STM32F415?

Hi, I'm a complete noob, coming from Arduino (MCU: ATmega328p) Board and I want to have similar programming environment there.General information:OS: LinuxMCU: STM32F415Board: custom one which has USB Mini B portI would like to use GCC + VIM if possi...

0xZER0 by • Associate II
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  • 3 replies
  • 1 kudos

stm32h750 qspi bank 2 only

Can I use a external flash in qspi mode connected to qspi peripheral bank 2 ?I wan to test 2 things:Dump code from ext flash to sram partition to execute appExecute in place code in ext flash I use bank2 because in lqfp 100 package i had direct and c...

JCuna.1 by • Senior
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  • 1 replies
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Lossless data processing

Hello,I'm working with STM32F410RB , My question is not related to code but it's architectural. I'm using DMA uart to communicate with another device, i noticed that dma buffer change its content before my code processing the data. So i'm loosing som...

Ahajr.1 by • Associate II
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  • 2 replies
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