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STM32L4 - HSI16 accuracy / over time stability

On our project 4 (out of 1200) devices startet to have problems after a few weeks of working. It turned out they had a HSI16 of 15MHz @ the default calibration settings. A recalibrating brought it back to 16MHz, but questions arises:How can the HSI16...

aritec by Associate III
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A qutetion about STM32F429 IAP program

Hi ! there is a question about my program: I use a bigger array ,size is 10K , in my app program ,my IAP bootloader program can jump to app program ,and it works. but when I change it up to 20K , app doesn't work.And the app works even array's siz...

Hhh.1 by Associate
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Stm32f730i8 spi issue

Hi, I am using stm32f730i8 chip set for my application, whereas I am communicating the peripheral through spi where I need high frequency clock. But currently I am able to operate with 2MHz if I increase beyond that the spi clock is getting skewed.Pl...

KSiva.11 by Associate
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  • 1 replies
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Clearing the SPI Buffer

Hi all, I'm working on a project where I am using an STM32F3 (master) to communicate with an STM32G0 (slave) using SPI with DMA. The G0 performs a task and can receive commands, and have it's "registers" (ie. state data) read out over the SPI. I want...

Konami by Senior II
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  • 0 replies
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How to change MSI frequency on the fly ?

Hi, I am working on an STM32L476RCT6 and I use STM32CubeMX to configure the peripherals of the microcontroller.Currently the microcontroller runs on MSI, whose frequency is set at 8 MHz. The clock configuration is as follows :I want to use the USB in...

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VGava by Associate II
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  • 3 replies
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STM32H735-DK reset

I have a demoboard STM32H735-DK. I develop a demo for my customer. All OK. But when I supply the card (with USB cable) the application-firmware doesn't run: I have to press the button reset for start it. Why? Thanks for your answer.

MGatt.2 by Associate II
  • 496 Views
  • 1 replies
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NUCLEO-L412RB Pin stopped working as input

Im not sure if i fried a pin or if i am missing something, but i a using a NUCLEO-L412RBhttps://www.st.com/resource/en/user_manual/dm00387966-stm32-nucleo-64-p-boards-stmicroelectronics.pdfand i can use in PA6 as an ouput pin fine, but for some reaso...

TShem.1 by Associate II
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  • 6 replies
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