Hello,

On exiting non-secure interrupt handler, armv8-M cm33 gets in a bad state and hangs.

I think what's happening is, on exiting non-secure handler, cpu try to restore state from a secure area, I see "sec_err_irq_mpc" fires right after non-secure irq…

Hi,

i'm newbie , i want to know why my code doesn't work , my coding is about external interrupt is not trigger

EXTIx_IRQHandler not trigger for coding in the uvision5 , but the same code i'm done with stm32cobeMX that is generated is work fi…

Hi All;

I'm using uvision compiler. Below A portion of my code regarding UART1 RX interrupt.

I was using reading flags. I want to use interrupt.

I didn't get an interrupt. What is wrong?

#define UART_INT_EN *((unsigned long int *)(0xE000E100…

Hi. I have an INVPC exception that I am trying to debug on a Cortex M4 STM32. The stack contains the following values:

0x08003555 xPSR
0x08006824 PC
0x08006824 LR
0x00000000 R12
0x08003341 R3
0x08006824 R2
0xFFFFFFFD R2
0x0000FFFF R0

The PC and LR both point…

hi everyone,

i'm new with ARMprocessor and dont know too much about DS-5. just alittle bit from my Softwares >>> SoC EDS 17.1 (from Altera)  - DS-5 5.28 and my OS is Windows 10. I am using DS-5 for my SoC FPGA (DE0_Nano_SoC) Altera, which…