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Forum Posts

Resolved! About OCTSPI

I would like to communicate with FLASH using OCTSPI on nucleo l4r5zi.   I am creating a driver for OCTSPI for communication, but I have a question.I plan to use the regular command mode, INDIRECT_READ and INDIRECT_WRITE.The driver is designed to stor...

Myasu.1 by Senior
  • 2261 Views
  • 7 replies
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Repetition of arbitrary waveform through DMA (Problem)

Hi, I created a program that should create repetition on an arbitrary waveform through DMA burst feature. I use circular mode and I decide to stop it when the repetition are done. I use the transfer complet interrupt to increment a variable to have t...

0693W00000QOBtTQAX.jpg 0693W00000QOBuMQAX.png
YSall.1 by Senior
  • 1005 Views
  • 4 replies
  • 0 kudos

STM32L4R9 OSPI auto polling won't stop

I'm using a STM32L4R9 with a W25G128, using non HAL code. The problem I'm seeing is that auto polling isn't stopped on match per logic analyzer. I have this set up to auto poll for write complete, register 0x05 busy bit 1. The match happens, I clear ...

_EFrie by Senior
  • 2030 Views
  • 10 replies
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Resolved! STM32H745 hw registers access synchronisation between cores

There is gpio interrupts enabled on both cores, but for different pins.Both cores run mbed os 6.15Programs on th both cores are almost the same:void gpioInterruptHandler () { gpio_irq_disable (); someFlag = true; disableCounter++; }   voi...

AP by Associate
  • 764 Views
  • 2 replies
  • 1 kudos

Ground problem while reading ADC in STM32f030f4p6 module

I want to take a voltage reading over the voltage divider circuit I prepared with the STM32f030f4p6 module. I divided the voltage as 1 by 13. When I run the code in debug mode, for example, if I give 14V, I need to read 1V, but the value I see in the...

MYara.2 by Associate
  • 522 Views
  • 1 replies
  • 0 kudos

CPU halted during flash erase opertaion

I am facing CPU halt during flash erase opertaion, so i chosen RAM linker script "STM32F769NIHX_RAM.ld" to enable code execute from RAM. Now the code and data section of my software is purely working from RAM (no fash access required) but CPU is halt...

sm.4 by Associate
  • 801 Views
  • 3 replies
  • 0 kudos

Resolved! Which model in an ibis model file should I use?

Currently I am trying to use ibis model for simulation. I found ibis model file provided by STMicro and try to use them. But I could not figure out which model pointed by model selector I should use. For example, there are 24 candidates of the model ...

SShir.2 by Associate II
  • 1044 Views
  • 2 replies
  • 0 kudos