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STM32L432 SLEEP MODE AND WAKE UP through RTC

I am developing a application for Battery based 4G GATEWAY so most of the time I want my micro-controller in sleep mode.I am using Standby Mode as I require least power consumption.The requirement I need is I want to wake micro-controller at specific...

Resolved! STM32H750 Cache ECC

Hi,I am trying to trigger a cache ECC error. I referenced AN5342 and this post but Ive had no luck. Please find my code snippet below:I disable the ECC, invalidate and enable the cache and re-enable the ECC.I check the IEBR and DEBR registers along w...

Resolved! STM32H562 bootaloder

Hello,does STM32H562 have the system rom bootloader?I cannot find it AN2606, however its datasheet does mention the system bootloader.Thank you

tommz9 by Associate
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  • 5 replies
  • 1 kudos

volatile const

I need to declare a 'volatile const', meaning that the value is placed in FLASH and that it is re-read every time it is referenced (as the FLASH is written to elsewhere), but am finding it very difficult to accomplish this as the compiler either plac...

Ddu P by Associate III
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  • 6 replies
  • 0 kudos

Resolved! FreeRTOS in STM32U5

Hello,I was wondering if it is possible to use the FreeRTOS Middleware which is used on the STM32H7 and STM32F4 and which can be found at the following links ‘https://github.com/STMicroelectronics/STM32CubeH7/tree/master/Middlewares/Third_Party/FreeR...

EnaitzO by Associate II
  • 742 Views
  • 1 replies
  • 1 kudos

Resolved! Recommendation for stopping PWM signal

Looking for a recommendation for generating a discrete number of pulses from PWM, for the example below i setup timer 1 to generate PWM and timer 2 with input capture interrupt to count the pulses, I did this with both rising and falling edge and bot...

NoviceStm32_1-1726499192862.png DS1Z_QuickPrint2.png DS1Z_QuickPrint3.png DS1Z_QuickPrint4.png

Resolved! STM32F446RET6R TWO CAN PERIPHERALS

Hello!! I'm trying to use both CAN peripherals in an STM32F446RET6R on a custom PCB, but something is not going well enough. I've done the basic configuration using the STMCubeIDE platform (I'll add the code later, but first I want to know if someone...

Davaol19 by Associate III
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  • 30 replies
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Startup time of NUCLEO G431RB varies greatly

After troubleshooting this issue , i found, that i have a greatly varying startup time.I have this minimal code:int main(void) { /* GPIO Ports Clock Enable */ __HAL_RCC_GPIOC_CLK_ENABLE(); GPIO_InitTypeDef my_GPIO_InitStruct = {0}; // TEST PIN ...

Tobe by Senior III
  • 475 Views
  • 2 replies
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Resolved! Unknown chip id! 0x421

Hello, so I am completely new to working with STM boards in general. I just got a brand new stm32f446re board, and I tried to upload some code to it through Linux. And I do mean brand new, I haven't uploaded or downloaded any code to it before this a...

Odega by Associate II
  • 3374 Views
  • 25 replies
  • 1 kudos