About SBona.2

SBona.2 · 2020-04-12

UPDATE: The issue has been solved. The nBFB2 option bit had to be enabled.Hello, I am currently programming and STM32L152RE on a Nucleo development board. I am using SysTick as a .5s timer that ran a status LED. Everything was working up until recent...

SBona.2 · 2020-04-14

Yup it was one of the option bytes! I had to enable the nBFB2 option and now its working. Thanks for the help!

SBona.2 · 2020-04-14

Doing that populated the vector table, but it's not getting caught in any of those. It is still going to the bootloader. I attached a minimal example. Here's a link: https://drive.google.com/file/d/1pXD28OMzdRnm0EvA2I5Q_WGOHI2bIDoo/view?usp=sharing

SBona.2 · 2020-04-14

I am using a custom memory layout. My top of stack is 0x20004ffc, then the rest of RAM is the data and bss section. The actual startup script I wrote myself, but the vector table portion was copied from one of the startup scripts that was included in...

SBona.2 · 2020-04-13

Actually I must've misread the stack pointer, it is nowhere near the top of the stack. It's at 0x20000f38, and the top of stack is 0x20004ffc. Which is odd considering all I'm doing before the systick exception is called is incrementing a value and p...

SBona.2 · 2020-04-13

Here is what's inside systick handler:void SysTick_Handler() { counterVal += 1; GPIOA->ODR ^= GPIO_ODR_ODR_5; }If I set a break point on it, it does not reach it.The stack pointer is at the top of my stack on the reset.Here is the map file, and it ...

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