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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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Resolved! STM32L4R5 HSE Rext External Resistor

Hi, I'm using STM32L4R5 and I'm planning to use the HSE, and already selected a crystal (Abracon LLC - ABMM2-8.000MHZ-E2-T https://abracon.com/Resonators/ABMM2.pdf).Freq - 8MHzCL1=CL2 = 24pFgmcrit = 0.4548Gain margin = 16.49For external resistor Rext...

CYeow.1 by Associate II
  • 794 Views
  • 1 replies
  • 1 kudos

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
  • 864 Views
  • 5 replies
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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
  • 219 Views
  • 0 replies
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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
  • 250 Views
  • 1 replies
  • 0 kudos

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
  • 289 Views
  • 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
  • 973 Views
  • 3 replies
  • 0 kudos