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...


Resolved! STM32 MCU unable to communicate with DPRAM

Hello,I'm working on my customized board with STM32H747XIH6 MCU which is connected to the DPRAM (Part No: 70T653MS12BCGI). The connectivity is as follows.While I'm trying to read and write from the DPRAM after 22 locations the software hangsI have at...

Aarra.1 by Senior
  • 7 replies
  • 1 kudos

DMA reset?

I have an A/D circular DMA that collects 192 samples...There can be times when an asynchronous push button event interrupts this while it is collecting. Can someone tell me the quickest solution for resetting the DMA so that after I service the push...

SWenn.1 by Senior III
  • 3 replies
  • 2 kudos

STM32 UART to RS485 Communication bit Shift Problem

Hi AllI have a problem with RS485 Communication. I am using STM32f103rbt6. Only send a struct data (13 bytes). Microcontroller send this data to ADM4855ARZ (RS485 IC). Data sends correctly ( ı checked with logic analyzer). Than this data goes RS485 t...

SCoga.2 by Associate
  • 1 replies
  • 1 kudos

H723 - OCTOSPI: device's page size and wrap settings

Hey Octospi experts,I just got an external quad-SPI SRAM (AP6404L-3SQN) running via the H723's Octospi.At least mostly...No HAL use, only direct register settings (except for writing via DMA, still using HAL_MDMA_Start_IT() to trigger the transfer).R...

LCE by Principal
  • 2 replies
  • 0 kudos

STM32L462 not found - ST-LINK V2 / V3 in STM32CubeIDE

Hi,I have STM32CubeIDE 1.7.0 issue whereby I can connect either ST-Link V2 or V3set to our custom board that has STM32L462RET6 MCU. Same with STM32 Cube Programmer - can't connect - target not found. Inside IDE, there's problem launching GDB serv...

MI.3 by Associate
  • 11 replies
  • 0 kudos

Resolved! STM32F4 Disco RTC (old version) not updating SECONDS

I am using the Audio Playback and record exaample.I modified Systeem_clock_config as follos /* Enable HSE Oscillator and activate PLL with HSE as source */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_HSE; RCC_...

shorai by Associate III
  • 3 replies
  • 0 kudos