STM32 MCUs Products

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Resolved! Effect of live wire insertion/removal of SPI signals

Hello, I am looking for a solution to my problem.I am using an STM32C031 to light LEDs using SPI signals.I am using a connector to connect the STM32 mounting board to the LED mounting board. The connector connects the DC power supply and the SPI sign...

shank by Associate III
  • 1150 Views
  • 6 replies
  • 0 kudos

Resolved! Add External SRAM to STM32H743 without FMC

Hello,I am trying to find available solutions for below requirement.I am using STM32H743 MCU in a design and I want to add external SRAM of 128Mbytes to the design.I understand can do this with FMC, but the problem is available pins for the FMC are c...

Blk81 by Associate II
  • 2994 Views
  • 9 replies
  • 6 kudos

STANDBY and SLEEP Modes using RTC

Hello,I am trying to use the SLEEP and STANDBY modes with the RTC. I want the device to go to sleep/standby mode for 10 seconds and wake up after the 10 seconds are done. I have tried it with an interrupt using UART and Button and both the modes are ...

Resolved! From H7-series to U5-series - problem with OCTOSPI

Hi,I have two custom boards using the same OCTOSPI HyperFlash and for some reason the memory fails to run at higher speeds with U5-board.Board 1-H7 MCU at 550 MHz-OCTOSPI at 160 MHz works fine! (max clk is 166 MHz)Board 2-H5 MCU at 160 MHz-OCTOSPI at...

Resolved! APB1 and APB2 are out of sync

I'm using STM32F446.I'm generating PWM signals using TIM1 and TIM8 (on APB2, which runs at 90MHz, and 180MHz for the timers).I'm also generating PWM signals using TIM4 and TIM12 (on APB1, which runs at 45MHz, and 90MHz for the timers).I start each PW...

SZano by Associate III
  • 1618 Views
  • 8 replies
  • 2 kudos

Resolved! Communication between STM32C011 and EEPROM M24C0

Chào bạn,Tôi đã thiết lập kết nối theo sơ đồ và tôi đã tải mã trong tệp đính kèm nhưng tôi không thể đọc dữ liệu từ EEPROM. Địa chỉ M24C02 của tôi được đặt thành 0xA0.Ai đó có thể giúp tôi xác định vấn đề? Cảm ơn rất nhiều.  

HauDO_1-1718248224550.png
HauDO by Associate II
  • 2673 Views
  • 10 replies
  • 2 kudos

Resolved! VBus triggered by Data pins STM32H743?

I have a board that uses the H743 and have been having major problems with the USB side of things. I've only just realised that I left VBus floating all this time, so I'm assuming that's a major cause of my issues.. The board I have is designed as a ...