STM32 MCUs Products

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Resolved! STM32H745 set CM7 boot addr0 from CM4

I'm using a STM32H745 and running a bootloader on the CM4. In the bootloader I want to set the boot address of the CM7 using the user option bytes. Is this possible and if so, how should I do this?Kind regards

Sander-W by Associate
  • 910 Views
  • 3 replies
  • 0 kudos

I2C Fast Mode Plus, 1 Mb/s

I have an STM32H563 communicating on I2C4 @ 1 MHz (fast-mode plus) to an I/O expander with no problem. However when I add a temp sensor (TI TMP175) to the same bus, communication doesn't work for the TMP175. The TMP175 communicates > 400 KHz only if ...

mccabehm by Associate III
  • 1063 Views
  • 1 replies
  • 0 kudos

Resolved! CAN receive doesn't work

Hello everyone, I'm currently doing some experiments with CAN communication with the STM32F302RB Nucleo board. The board is connected to a wcmcu-230 CAN transceiver which is connected to a Raspberry pi with a CAN header connected to it. The bus is te...

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JKris.17 by Associate II
  • 1563 Views
  • 7 replies
  • 5 kudos

Resolved! FREERTOS, LWIP, HTTPD set up

Hi,Im currently trying to set up a project where Freertos controls a webserver via lwip.I tried following these tutorials/guides and managed to be able to ping the board but not get it to host the webserver.https://github.com/MayaPosch/FreeRTOS_HTTP_...

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WilliamVR by Associate III
  • 4163 Views
  • 9 replies
  • 4 kudos

Resolved! STM32F103ZE - USB - Login to Windows with the same ComPort

Hello.I have developed a module that has an STM32F103ZE controller. This controller has a USB interface.In order to test the modules, this USB interface is to be connected to a Windows PC via a needle bed. Then various test commands are to be sent vi...

Rassi by Associate II
  • 1345 Views
  • 5 replies
  • 2 kudos

Resolved! STM32F407 VBUS sensing 5-20V (fast charge)

Hello I'm developing a self-powered device with "fast charge" feature, which assumes that USB VBUS pin can supply up to 20V. In this case, a simple voltage divider will not be able to provide an acceptable logic level within the range of 5–20 V. Addi...

ymak by Associate
  • 563 Views
  • 1 replies
  • 0 kudos

stm32h747i-disco writegpio no funtion

i want to add some work on food_recognize.c in fp_AI_VISION ,I want to use CN9 analog to control some leds but it doesn't work in first place. I can't control those pins with writegipo.so far i only see A0 always on and A1-A5 always off. On the same ...

wjian.2 by Associate II
  • 1508 Views
  • 9 replies
  • 0 kudos

STM32H7 Hyperram Write sequence not correct

Dear ST-community, im Niklas Diehm and currently working on a student project, developing a Formula Student racecar. This year, we want to build a new dashboard for the driver. Therefore, we want to use a STM32H725ZGT6 with an external Hyperram S70KL...

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