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Resolved! STM32L0 - GPIO Interrupt blocking RTC Interrupt

Hello,I have the RTC set for a 1 Hz interrupt. I have buttons, that when pressed, trigger a rising edge interrupt. The interrupts work fine except that when I call my button handling routine the RTC interrupts are blocked. They remain block until the...

RSoen.1 by Associate III
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How to get an 8MHz sine wave HSE output on pin MCO1 (PA8) and should it be in phase with the original crystal signal?

I have been told i need to sync 2 STM32 MCU's together (on the same PCB) to stop an intermittent I2C bus failure between them. At the moment they are operating on separate 8Mhz crystals. I have used the following command to configure and output the 8...

Resolved! External interrupts on PC14 and PC15 of STM32F103C8T6.

Hello, guys.I need to improve one old project. There is no free pins on MCU left, except PC13-PC15 and I need three external interrupts. Code with initialization for making PC13-PC15 as inputs lower. I do not use LSE or RTC anyway.For PC13 all works ...

Antony1 by Associate II
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TIM4 is a master, TIM3 is a slave. Given the same values I expected their respective CCx IRQ to fire at about the same time.

Set up TIM4 to generate a hsync pulse of 2us RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM4, ENABLE); TIM_Cmd(TIM4, DISABLE); TIM_TimeBaseInitTypeDef timerInitStructure; timerInitStructure.TIM_Prescaler = 0; timerInitStructure.TIM_CounterMode = TIM_...

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Resolved! Build server vendors (CI/CD) for STM32?

I'm looking for any potential vendors where I could host a cloud VM for doing automated STM32 builds coupled with some infrastructure for managing releases? Any recommendations?

AVoel.1 by Associate III
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Custom loader internal & qspi possible?

Is it possible to write a custom loader (.stldr) for internal and external (qspi) flash? If so, any tips?I'm following this guide:https://www.st.com/content/st_com/en/support/learning/stm32-education/stm32-moocs/external_QSPI_loader.htmlThis is a tou...

Kvan .3 by Associate
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  • 2 replies
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Config of differential SDADCs in STM32F373

Hello all,I thought this is a straight forward thing but for me it turned out not to be...What I want to do is simply using SDADC1 and SDADC2 and perform a regular conversation at a time in multimode. I configured both in CubeMX and tried to sample b...

Bench by Associate III
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  • 2 replies
  • 1 kudos