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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Do not erase a sector on subsequent SW uploads

Hello, I'm using a STM32F103 and my code needs to save a few parameters from calibration activities in factory in the FLASH. I have successfully configured the last sector and I use it.Then, what I'd like is:FLASH the STM32 with the whole SW the 1st ...

LaoMa by Associate III
  • 452 Views
  • 5 replies
  • 1 kudos

Resolved! Question regarding FFTs in arm_math.h

Hello! I am trying to simulate an octave model on a microcontroller and ran into a snag I thought I'd get some help with. So I have an FFT I am running on a sample of data (we'll say 4096 bytes). In octave, I'm using an FFT of the sample (where the s...

JayDev by Senior II
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  • 8 replies
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hi iam trying to find FFT using stm32F4 discovery board. i have tried using CFFT and RFFT available in arm CMSIS DSP library but iam getting wrong answers. Can someone please tell me where iam wrong. Iam posting the code below for both RFFT and CFFT ?

-----------------------------------------------------------------*/ #include "main.h" #include "usb_host.h"   /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #define ARM_MATH_CM4   #incl...

Vk.2 by Associate II
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Resolved! UART RECEIVE PROBLEM / STM32G061C6

Hi all,I am using a STM32G061C6T6 MCU. I'm trying to contact Nextion HMI. My data sending is successful, but I can't get any data. I couldn't run any of the Pooling and interrupt methods when receiving data. When I follow the RX pin with the oscillos...

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Communication via RS485 stop working after random time

Hi everybody,This is the first time I'm writing in a forum so I'm sorry if I didn't right.I'm developed a board based on STM32F091VBT.I'm using this board to communicate with other devices (two touch, a gateway and another board based on STM32F091VBT...

JDame.1 by Associate
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  • 2 replies
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RTC clocks problem

Something is wrong with the clocking and i cant figure out. When i try to debug with step over, the error handler in void SystemClock_Config(void) if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {  Error_Handler(); }Takes me to    /* Wait till L...

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asim khan by Associate III
  • 227 Views
  • 3 replies
  • 0 kudos
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