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Resolved! Interrupt routine not calling in LPTIMER of STM32H735VGH

In LPLTIM_IER register, the ARRMIE bit is SET by software and LPTIM_ISR register the bit ARRM bit is SET by hardware but this LPTIM4_IRQHandler() function is not calling. what might be the reason of not calling this function LPTIM4_IRQHandler() ?

Pavani by Associate II
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  • 2 replies
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Resolved! How to configure abd read data with STWIN.box

Hello ,I recently bought the STWIN.box core system board (STEVAL-STWBXCS1), so I don't know everything about it. I would like to carry out a predictive maintenance project. I followed the steps below:1- flash the binary file with STM32CubeProgrammer2...

AkaPaDa_18_0-1694676545454.png AkaPaDa_18_1-1694676590371.png

Disabling the interrupt

I have enabled two interrupts. First one is EXTI  for GPIOA0 Pin and another is UART3 for RXCALLBACK.I want to disable EXTI interrupt when UART interrupt is triggered and enable again EXTI interrupt once the task is completed.I used __disable_irq(5) ...

Nico3 by Senior
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  • 8 replies
  • 4 kudos

Resolved! STM32H7 DFP 3.1.1 spi issue

Hiwe are working with a STM32H7 project. Recently we upgrade the packages and the Keil.STM32H7xx_DFP.2.5.0 grow up to DFP 3.1.1.Since the upgrading, the SPI start to fail (some data bits were wrong in every reading). Downgrading to DFP 2.5.0 it works...

Main Flash memory endurance

Hi Team i have one doubt i am using stm32wle5cc controller and  stm32wle5cc controller have 256Kb flash memory and each page is 2Kb. and  stm32wle5cc controller  flash memory support  10k cycles write operations after completes 10k write operations w...

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

Resolved! Enabling instruction prefetch in the HAL (potential bug)

Hello,According to the reference manual RM0456 7.3.3:"Prefetch is enabled by setting PRFTEN in FLASH_ACR.PRFTEN must be set only if at least one wait state is needed to access the flash memory" Compared to that I've seen that in the U5 HAL, in the fu...

GG.2 by Associate II
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  • 5 replies
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TIM1 connected to a comparator with Falling Edge event

 We are trying to configure TIM1 and an internal comparator to turn-off the TIM1 complimentary PWM outputs on a falling edge event and generate a TIM1 break interrupt.I was successful to do this with a comparator with Rising Edge event.But when TIM1 ...

bolurian by Associate II
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  • 0 replies
  • 0 kudos