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STM32 external SRAM memory compatibility

Hello, As part of a board re-design due to obsolescence,I need to find a replacement for the existing microprocessor and my choice is the STM32F429. Because of its 32-bit flexible memory controller (FMC). I wanted to know if there is a document speci...

Resolved! GPIO INPUT PA6

Hi,   STM407G DISC-1 STMCubeIDEWhen I configure PA6 pin as an input with pull-down. In a floating state, I still measure approximately 2.8V.Do I have to use an external pull-down to make it near to zero?

USB UVC with STM32U5G9ZJT6Q is 60 MHZ PHY Clock possible

Hello everyone,I am currently working on a project using the STM32U5G9ZJT6Q mcu with USB UVC. For my setup, I am providing: 32 MHZ external clock to phy 144 MHZ system clock In the documentation(TRM and CubeMX), the maximum external phy clock specifi...

AA22 by Associate II
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AES for hashing

Hi, For some reason I need to use the AES engine to generate hashing either as ghash or AES-CMAC digest. Any reference could you provide to use AES engine for MAC generation. Thanks,Gopi Krishnan

Resolved! STM32G0 ADC behavior

When runnung the ADC in continuous mode, does the ADC clear the sampling cap after each read? Or does the ADC go into it's next read with the sampling cap still charged up to whatever the previous level was. Thus, potentially putting some slight amou...

Carl_G by Senior II
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Octo/QuadSPI options for using external RAM and FLASH

I'd like to use both external RAM and flash at the same time for an STM32H7 application. I'd like to get a better idea of what options are available for this. For example, 256Mbyte flash in memory mapped mode for execute in place and 4gb of SRAM indi...

BobaJFET by Associate III
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Resolved! PA1 EXTERNAL INTERRUPT ISSUE

Hello,STM32CubedIDE, STM407G DISC1 BOARD     I am trying to trigger an external interrupt by using a button connected to PA1 pin. My configurations are below;  1-) I enabled 7.bit in NVIC_ISER register.   IRQN_EXTI0 is enabled  2-) I enabled  GPIOAEN...