STM32 MCUs Products

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Resolved! Debug port

Dear sir, dear missis,I'm working with an STM32L053r8 on a step by step know-how. My interface with the bootloader runs fine, and I am able to cover the main features provided through this interface. The issues I try to cover now is the right underst...

butterfly by Associate III
  • 1040 Views
  • 13 replies
  • 1 kudos

STM32L452 RTC wakeup timer works, but just once

I initialize RTC timer by first clearing RTC_CR register,then waiting until WUTWF bit is on, then setting RTC WUTR register to 100, and RTC_CR to 0x4420 (wakeup timer enable, wakeup interrupt enable, bypass shadow). Bypass shadow register is set for ...

WPuch by Associate II
  • 2030 Views
  • 11 replies
  • 1 kudos

Read While Write in STM32U5A9J-DK

Hi Team, We are working on STM32U5A9J-DK for one of our application interfaced with Octal SPI Flash.We needed to acheive RWW operation which is supported by our Flash chip and we have used OSPI1 and OSPI2 in multiplexed mode but we are controlling Ch...

Sanath by Associate II
  • 493 Views
  • 4 replies
  • 3 kudos

Program update over USB

Hello,I was able to update F429 using boot-0 and CubeProg tool via USB. But requirement was to update without boot-0 pin. Please suggest alternatives for update from USB.Also wanted to know: I tried changing boot-0 to do DFU, using SW and HW reset bu...

GauravK by Senior
  • 637 Views
  • 5 replies
  • 2 kudos

STM32F411CEU6 - RTC HW implementation

Hello, I want to ask what is necessary for implementation of 32.768khz RTC XTAL to STM32F411CEU6?In AN3060 I saw in chapter 3, fig6 that external load caps are not needed because they are implemented in STM32 MCU. Then I checked STM32F411CEU6 datashe...

MartinL by Associate
  • 325 Views
  • 3 replies
  • 6 kudos

Resolved! STM32G070CB bootloader/DFU?

I am trying to figure out how to DFU a STM32G070CB, but finding the available documentation utterly useless.. According to this document : AN2606 "STM32 microcontroller system memory boot mode", my chip STM32G070 uses "Pattern 11":#1. I know what the...

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