STM32 MCUs Products

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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
  • 2173 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
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  • 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
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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...

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BSchm.0 by Associate II
  • 590 Views
  • 1 replies
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STM32F765IIK6 Reflow Problems

We are using STM32F765IIK6 176 pin 10x10 0.6mm UFBGA, die rev "Z". Whilst processing these through SMT solder reflow (using an 8 zone forced air convection oven) we had a number of these devices failing, due to the substrate of the BGA package dishin...

MBake by Associate
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  • 1 replies
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production ready STM32 boards

Hi,Does anyone know if there are any companies out there that sell production ready stm32 hardware boards. I appreciated there would be a lot of variations regarding io etc.. but i just wondered if it was a "thing" or if the only board are typically ...