STM32 MCUs Products

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STM32L 32.7680Khz Clock Problem

Hello, after several Years of using the 32L475RET6 with a 12pF 32.7680KHz Crystal and 8.2pF Capacitors we need to change the PCB to a 32L486QG. As to read in the Datasheet both have 5pF Pin Input Capacity. But the new Design (Chrystal about 1.5mm awa...

GJaeg.1 by Associate II
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  • 8 replies
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Where can I get the correct macro names for .stldr file?

I'm trying to create my own .stldr file. I follow this instructionhttps://youtu.be/XqCq0xtQmbIAnd when I replace the default linker script with "my own", the code doesn't compile...Where can I get the correct macro names?PS - my board is: STM32H750VB...

DK.7 by Senior
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How to debug "STEP Over (F6)" SCB_ENABLEDCACHE ()?

I trying to debug my simple "Blink" code by pressing "STEP Over (F6)" but it freeze every time at SCB_ENABLEDCACHE ();But, if i press restart and "F8" (resume) everything working well!  My stm is STM32H750VBT6.

DK.7 by Senior
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  • 2 replies
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How to fill ram with pattern in loading and before runtime?

Hello guys,I am using the stm32f446re discovery board, my aim is to measure the ram consumption of my application. The first approach is to use the static stack analyzer checking the memory details, the second approach is to fill the memory with a pa...

Mrahm.2 by Associate II
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  • 4 replies
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Option Bytes

hello,The option byte is configured with read and write protection, but I can program without erasing, why?FLASH_OBR = 0x03FFFFFAFLASH_WRPR = 0xFFFF0000

Resolved! Sometimes, WWDG was not working and CPU hang

My company uses the STM32G0071CB chip. but I faced some issue.whenever I need to reboot main board, I have to reset the STM32G0071CB as wells.so I used the WWDG for resetting the chip.But sometimes, chip was not reset and CPU hang.(once a 400 times o...

Andy.kim by Associate
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  • 3 replies
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