STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Have I run out of Memory, RAM Overflow

Hi,I'm having trouble, because I got when I defined a second array which I need for processing a image with the STM32F429ZI Microcontroller a message that I have a RAM overflow.When I now define a smaller array, like uint8_t image[240][320] my whole ...

uli stone by Associate II
  • 6853 Views
  • 21 replies
  • 0 kudos

STM32L073RZ GPIO EXTI Interrupt not triggering callback

I'm working with an STM32L073RZ on a custom board. The board is in STOP mode and I have a pin (PB_5) configured as a rising edge interrupt. I'm using ARM Mbed OS 5.12.0 but primarily working with the HAL API. The code I have so far is below. It simpl...

Fatal Error[Pe035]: #error directive: "Please select first the target STM32F10x device used in your application (in stm32f10x.h file)" C:\Program Files (x86)\IAR Systems\Embedded Workbench 8.3\arm\CMSIS\DSP\Include\stm32f10x.h 96

Hi I am trying to write a code using STM32f103r8t6, i have installed IAR for Arm v8.40.1 i started to create a project but i could not find any library files. and then by downloading an example file i got the library files as i tried to complile i m ...

Skuma.18 by Associate II
  • 2122 Views
  • 1 replies
  • 1 kudos

Resolved! LED blinks only in debug mode

Hi!I have a basic code - blinking LED code which uses onboard LED (PC13). The problem is that it doesn't toggle at all, it just stay switched on and doesn't go off after delay. I've tested that code in debug mode and everything worked fine, it toggl...

astaria by Associate II
  • 1250 Views
  • 3 replies
  • 0 kudos

How to speed up IRQ times at STM32F7xxx ?

CPU 210MHzIf you run IRQ code from flash you have about 5 times more cpu cycles as needed (7WS)if you switch on ART accelerater and prefetch: for loop gets slower no influence on IRQ latencyyou could not run code from internal SRAM because of missin...

BSchm.0 by Associate II
  • 774 Views
  • 3 replies
  • 0 kudos

STM32F767ZI could not remapped to internal SRAM

Hi folks, I have tried to run my complete program out of internal SRAM to speed up the IRQsbut if I come to svc 0 it failsprvPortStartFirstTask: 20005ee0: ldr r0, [pc, #32] ; (0x20005f04) 20005ee2: ldr r0, [r0, #0] 20005ee4: ldr r...

0690X000008a8P8QAI.png
BSchm.0 by Associate II
  • 564 Views
  • 1 replies
  • 0 kudos