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Internal Loopback Test with QuadSPI

I am trying to test QuadSPI peripheral in the STM32H745BIT6 by carrying out an internal Loopback test. I am apparently not configuring its parameters correctly. Can anyone suggest what configurations I should do for QuadSPI and if there's anything wr...

Change timers output compare mode

Hello,I have a problem, I would like to change a timer output compare mode on my STM32G484xE microcontroller. I would like to switch between toggle and PWM mode 1. I do the whole thing with a small function for writing registers:void ProgRegister(uin...

Rafael1 by Associate
  • 450 Views
  • 2 replies
  • 1 kudos

bootloader start application in ram, can't run task

hello:     I use NUCLEO-H7A3ZI-Q to implement a bootloader feature:the bootloader runs in 0x08000000 at flash, it'll copy the application stored in 0x08005000 to 0x24000000 in RAM, then jump to 0x24000000, if one LED turns on, indicates jumping to ap...

lbapplem by Associate II
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  • 1 replies
  • 0 kudos

Resolved! GPIO connections of OCTOSPI on external flash and ram

My MCU is the STM32H723. To save GPIO pins, I would like to use the following architecture:- Connect external HyperRAM and Flash to one OCTOSPI bus. - Use multiplexed mode to access OCTOSPIM_P1 and OCTOSPIM_P2.- Map external RAM and Flash to differen...

STM32G4 chaos in internal ref

Hi, i start design on G4 and am confused with internal ref in MX.1. Internal REF for ADC isnt real internal, but Vref2.Internal ref for comparators is 1/2 1/4 3/4 ... , but from what ?3. ADC stop working without VREF+ pin voltage, but comparator work...

MM..1 by Chief III
  • 401 Views
  • 0 replies
  • 1 kudos

Need help with specific I2C DMA setup on STM32U5

Hello,I am trying to implement the following: a timer (tim3) is set to PWM generation, outputting a pulse periodically. Its TRGO triggers the DMA channel to request I2C to initiate a read transaction, read 8 bytes and generate an event interrupt (TC ...

ruddy17 by Associate II
  • 1782 Views
  • 5 replies
  • 1 kudos

Implementing MQTT in STM32F407G

Hi Team,I am currently working on a project involving the STM32F407G microcontroller, where I have configured MQTT to connect to a server. However, I am encountering persistent issues and have been unable to establish a successful connection.The spec...

ggowd.1 by Associate III
  • 6889 Views
  • 12 replies
  • 1 kudos