STM32 MCUs products

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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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IBIS model STM32F765 no output

Hi, I have problem to generate correct output waveforms with Altium SI tool using the IBIS model  stm32f765_767_777_lqfp144.ibs. I'm trying to generate a clock output signal in PB3 configured as SPI1, no pulls, fast speed or high speed but the result...

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Resolved! The last 2 bytes of FLASH cant be written?

I just was testing the bootloader, when it did not respond after writing the flash. Upon inspecting the memory, i found the last 2 bytes have not been written? (i guess the uC went to hard fault or something)It should not be this way?

Tobe by Senior III
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  • 8 replies
  • 2 kudos

Resolved! GPIO Problem

 Hello, I am having an issue with the STM32 GPIO. The problem is that immediately after supplying power to the chip, GPIOs such as PJ0, PJ1, PJ2, etc. are momentarily powered, behaving as if they were set as outputs.Below is the test sequence:1. I cr...

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Resolved! Oscillator Selection for STM32G4

Hello Community,I am slightly confused while selecting the external high-precision Clock source for our application that uses STM32G474RxT3 series MCUs. I want to use DSC1001DL2-024.0000T as I have these in our inventory, I checked for the operating ...

Chubs by Associate III
  • 1480 Views
  • 7 replies
  • 4 kudos

FATFS on STM32L071CB

stm32l071CB flash only 128kB, can fatfs run on Stm32L071CB? Roughly how much space it takes up?The FATFS I used to use on the stm32F103VE platform took up about 200KB of flash because of several large arrays。

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LOMO by Associate III
  • 159 Views
  • 0 replies
  • 0 kudos

Ethernet phy crystal oscillator in STM32H7xxI-EVAL

HiI design a board based on the STM32H7xxI-EVAL, the ethernet PHY is LAN8742A-CZ-TR and according to its the datasheet the crystal specification the drive level need to be 300uW but the maximum drive of X53T-C20SSA-25.000MHz level is only 100uW.Did y...

IMor.1 by Associate II
  • 950 Views
  • 2 replies
  • 0 kudos

STM32F303 Comparator & ADC for AC RMS measurements

I come from the PJRC Teensy 4.x after many years playing around with it and building a product or two based on it. (NXP IMXRT chip)But for a new project I need to be able to rapidly calculate the RMS value of an AC sine wave from an audio signal, wit...

DResn.1 by Associate II
  • 480 Views
  • 6 replies
  • 0 kudos

STM32F3 CAN Bus example using HAL Library

Posted on December 20, 2017 at 18:49Hello,I'm trying to bring up the CAN bus on the STM23F303RE nucleo board and am having some difficulty determining which way to go.  I've been unable to find a HAL library example for this platform.  Can anyone po...

Resolved! Changed a few #define -> cube IDE goes nuts.

How in the world is this happening now? Just made some changes there. Renamed and changed the values.The first line has "missing whitespace after the macro name" Aprilfools day is still not here yet!  

Tobe by Senior III
  • 328 Views
  • 3 replies
  • 1 kudos
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