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Forum Posts

Not getting proper response from CR95HF

I am trying to read NFC tags using the NFC03A1 NFC Module and the NUCLEO F439ZI, but I am not able to establish the connection.After sending the ECHO Command (0x00 0x55) and then sending the POLL control byte (0x03), when I read the response using HA...

STOP Mode - USB HID Wakeup

hi all and  @waclawek.jan @Lubos KOUDELKA USB - HID -Keyboard is working fine and keycode coming properly . Enter to STOP mode is successful by HAL_SuspendTick(); HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);Trying to wakeup fro...

MMARI1_0-1716195704237.png
MMARI.1 by Senior II
  • 3791 Views
  • 7 replies
  • 0 kudos

Problems with Comparator/DAC on STM32G473

Hi,I've been struggling with using the STM32G473's internal comparator and DAC for a few days now.ComparatorI use the internal COMP1. For the negative Input I selected the DAC3-CH1 and for the positive input I selected the Pin PA1. PA1 is configured ...

Moritz1 by Associate III
  • 3673 Views
  • 2 replies
  • 0 kudos

STM32G473 BFB2 Not Working

BFB2 Set, but never enter Bank2 program.Boot0 = 0Boot1 = 1I can run the 2 programs from cubeide in there respective locations and ISR work when BFB2 is set for the BANK I am debugging in. However I never enter BANK2 program on resetting/powercycling ...

kip18 by Associate III
  • 5385 Views
  • 5 replies
  • 0 kudos

Jum to Bootloader from application without PIN.

Hi,I am developing a bootloader, I would like to flash the STM32 using another MCU using USART.My question is, If it possible to enter into bootloader mode without using external pins? I would like to enter just by software, is that possible?I see th...

mtapia by Associate
  • 1980 Views
  • 3 replies
  • 0 kudos

How to enable Fast Mode Plus(Fm+) for I2C on STM32L496?

I'm trying to configure the I2C to run at 1Mhz(Fm+) on STM32L496. As per the RM0351, it does support fast mode plus mode. I tried generating the code from STM32Cube IDE and check the SCL pin of logic analyzer. However, I see 400 khz I2C clock frequen...

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ANath.1 by Associate III
  • 7063 Views
  • 5 replies
  • 0 kudos

Resolved! STM32H5 DSP support

I'm trying to use CMSIS DSP on a STM32H563, but I do not get the expected results.In X-CUBE-ALGOBUILD.1.3.0, when I select DSP Library  in STM32CubeMX, the installed arm_math.h does not list Cortex-M33 support: #error "Define according the used Corte...

PieterG by Associate III
  • 3444 Views
  • 3 replies
  • 2 kudos

Resolved! Issue receiving CAN Frames

Hello ST community,   I am currently programming an ECU system, using f446re nucleo board. Right now i am trying to communicate with BMS using CAN communication. So far, everything has been set: CAN Initialization and start, sending works properly. T...

Erwan03 by Associate III
  • 7416 Views
  • 11 replies
  • 1 kudos

STM32F4 DMA Address Update penalty with double buffering

So the background is essentially this - I am trying to use one of the streams of STM32F4 DMA2 in circular, DBM mode.The DMA stream is being used to move data out of the SPI DR register at regular intervals, as soon as data becomes available at SPI RX...

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ribdp by Associate II
  • 2565 Views
  • 4 replies
  • 0 kudos
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