STM32 MCUs Products

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in stm32h7, access to battery backup ram inside stm chip sometimes doesnt work. on nucleo board. when clk turned on, battery ram stops working. thanks

battery backup ram works after power on. stops working ( get hard fault ) upon access to variable in battery backup ram. battery backup ram works when developement system dissconnected. sporadicaly stops working when ijet or segger connected to nu...

Ishel.18 by Associate
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  • 1 replies
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STM32 External Loader

Hello everyone,I am developing a project with STM32F750N8 using Keil IDE, JLink Edu debugger.Also using W25Q128 QSPI Flash. I want to load my hex to the qspi flash and run the software from there (with memory mapped mode).I build a BSP Library that c...

STM32 timer ETR mode + slave reset

Hi,I need to periodically count the number of pulses of signal A between two rising edges of signal B. For that I use a timer (TIM2) in ETR mode (signal A is the ETR input), input capture on signal B and slave trigger+reset on signal B rising edge.No...

PKulh by Associate II
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  • 3 replies
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ADC acquisition time

Hello everyone,Where can i get the ADC acquisition time for stm32h753_tfbga100 IC??

Shift by Associate II
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Resolved! How is the FMC supposed to behave when a slow write to one address is followed by a read from another address?

I have a problem accessing a SRAM connected via a 16bit databus to the FMC on an STM32F469. The processor is running 168MHz, and the FMC configuration is this: hsram1.Instance = FMC_NORSRAM_DEVICE; hsram1.Extended = FMC_NORSRAM_EXTENDED_DEVICE...

TBran.15 by Associate II
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  • 6 replies
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When STM32F407 NAND Flash Erase, interrupt is not working.

I use STM32F407 and external NAND Flash.​I modify void SysTick_Handler(void) -> add GPIO Toggle.So Normal Condition, GPIO pin is toggled regularly.​When HAL_NAND_Erase_Block() excute, GPIO pin is toggle irregularly.After HAL_NAND_Erase_Block() finish...

UYeo.1 by Associate
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