STM32 MCUs products

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Resolved! Problem with switching pins

Hi to all!I have the following question: why do the relays in the circuit start switching when I connect the STM32F1 microcontroller to the computer through the programmer?And similar happens when I initialize RCC. As if all the contacts are being ch...

STM32H745 FMC PSRAM 16-bit always sends 64-bit

Hello,I am trying to get the FMC to work in 16-bit synchronous mode but I only get an output with 4 clocks (64-bit) instead.In other threads [1], [2] I found that I should either switch the address from 0x60000000 to 0xC0000000 or enable the MPU, but...

fmc.PNG mpu.PNG Kurngop32_0-1701939633228.png

Resolved! STM32L4xx TAMP/BKP register use problems

Greetings,I'm attempting to make use of the tamper backup registers.I am enabling the RTC and have using LSI as the clock source.ROP is not enabled, I am not using the TAMP input pins, and i am debugging via SWD.As it is at the moment, writing a valu...

mwp by Senior
  • 9 replies
  • 3 kudos

Resolved! Microcontroller getting damaged when connecting to a VCU

I am using STM32G0c8t6 microcontroller to make a BLDC motor controller. I am connecting the Rx and Tx of UART to a VCU and they are sharing the same battery. Apart from these, there is no other connection between them. And sometimes, for some unknown...

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Gladson by Associate II
  • 7 replies
  • 3 kudos

flashing error

Hi Team i am facing some issue related to flashing code. previously i flashed the STM32Cube_FW_WL Lora wan example code into my stm32wl5cc controller PCB using J-link debugger. after successfully flashed the code i am trying to flash another code int...

kRaje.1 by Associate II
  • 1 replies
  • 0 kudos

Timer triggered ADC DMA burst only happens once

Using STM32G030F6 and STM32CubeMX, I am trying to do a sequence of single channel conversions on each edge of a PWM signal (generated by an internal timer).  PWM is setup fine and working on TIM3 channel 1.   TIM3 TRGO is set to OC1REF.  ADC is set u...

ADunc.1 by Senior
  • 6 replies
  • 1 kudos

lwip on STM32h743

Hello,I am using a Nucleo-h743ZI2 and would like to enable Ethernet with LWiP module. I have started with the "How to create project for STM32H7 with Ethernet and LwIP stack working" guide. I am using, with a few modifications as possible, the STM32H...

GilRoss by Associate II
  • 3 replies
  • 0 kudos

NUCLEO-H723ZG External supply 3.3V problem

HeyI work with NUCLEO-H723ZG and I try to work with 3.3V External power supply.I try to connect the board according to the datasheet:and I saw few problems:1. My code is not working. I proggram simple code of blinking. when I work with 5V (external/u...

TOsso1_0-1703022769250.png TOsso1_1-1703023142907.png
TOsso.1 by Associate II
  • 5 replies
  • 0 kudos