About Alexandre Courtemanche

Alexandre Courtemanche · 2022-01-07

The ContextI have a embedded system running on an STM32L053 processor that needs to process STM32 hardware timer interrupts regularly and cannot be disabled. These top-priority interrupts cannot be prevented because it could cause a failure in the wh...

Alexandre Courtemanche · 2022-01-07

The answer: https://electronics.stackexchange.com/questions/603404/writing-bytes-to-internal-flash-memory-blocks-all-interrupts-on-the-stm32l0-desp

Alexandre Courtemanche · 2022-01-07

If I look at the disassembly of the ISR, there is absolutely no access to flash at all. Everything is in RAM (0x2000000) or timer peripherals (0x4000000).

Alexandre Courtemanche · 2017-09-22

Posted on September 22, 2017 at 17:17I also have this warning. I can try running it anyway, but it says that it may cause 'undefined behaviour'. I'll try it out and see if it works anyway.

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Writing bytes to internal flash memory blocks all interrupts on the STM32L0 despite moving the vector table and ISR functions to RAM

Re: Writing bytes to internal flash memory blocks all interrupts on the STM32L0 despite moving the vector table and ISR functions to RAM

Re: Writing bytes to internal flash memory blocks all interrupts on the STM32L0 despite moving the vector table and ISR functions to RAM

Re: STM32 Cyptolib with IAR 8.11