STM32 MCUs Products

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PWM TIM1 frequency differs from calculation

Hello,i have a simple task which turned to be more tricky than i expected.The system uses a 8mhz HSE.My clocks are :HCLK/SYSCLK is 100MHZPCLK1 is 25MHZPCLK2 is 50 MHZ ( 100MHZ for TIM1)I need to generate a 50% duty 100khz PWM signal via PE9 pin ( cha...

Bogdan by Senior
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  • 1 replies
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STM32 "Bulletproof" Application Fail Safes (BOR, WDT, etc)

I have an application which I’m trying to make absolutely “bulletproof�?, so I’m trying to imagine and handle absolutely every possible failure scenario (specifically this query relates to hardware failure scenarios rather than software bugs).I was w...

Ddu P by Associate III
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  • 2 replies
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Resolved! STM32F767 stuck in hardware reset loop

I can connect with JTAG via SWD and load a simple program but after load the system won't run to main. The chip seems to be stuck in some hardware system reset loop. Attached is an image of the nRST pin. I've gone through AN4661 many times and ca...

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BGee by Associate II
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  • 15 replies
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Memory leak check

Hi Team, How can I check memory leak value at different stages of my code & print it as a debug message.

AKulk by Associate
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  • 1 replies
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Resolved! Using SRAM instead of DTCM on STM32H7?

Hi All,I am developing an application for the STM32H753II using IAR toolchain, STM HAL and Micrium OS-II.Most of the linker script files in the STM32Cube example suite only specify DTCM RAM for data storage (addresses 0x20000000-0x2001FFFF). I have b...

ASmith by Associate II
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  • 7 replies
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STM32F746IGT - Can't wakeup from Standby

Hi there,I have a custom board with a STM32F746IGT and I'm using the PA2 pin as the wake up source. It's also the sleep source and maybe that is the issue.With all the electronics around it, the system is consuming about 160mA. I can see that it goes...