STM32 MCUs Products

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Forum Posts

Strange screen behavior when audio start

hi, I'm using STM32H735G-DK.I coded audio output with sine wave while referencing to the example code(\STM32CubeIDE\STM32CubeH7-master\Projects\STM32H735G-DK\Examples\SAI\SAI_AudioPlay).When I start audio, line out could output the sine wave correctl...

f-fujii by Associate
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  • 0 replies
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Resolved! USB Bulk XACT Error

I'm creating a new USB device with a custom USB class on an STM32F779NIH.  We have previously developed a fully operational device doing the same thing with USB full speed, now we're trying to do the same with USB highspeed using an external ULPI. I'...

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DrWidget by Associate II
  • 3522 Views
  • 5 replies
  • 1 kudos

Facing unknown runtime error

Getting this error "assertion "Balloc succeeded" failed: file "/build/gnu-tools-for-stm32_10.3-2021.10.20211105-1100/src/newlib/newlib/libc/stdlib/mprec.c", line 778" in runtime for stm32l452ret6p microcontroller. I am doing baremetal programming and...

SSaiy.1 by Associate III
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  • 3 replies
  • 2 kudos

Resolved! STM32L496QGI3 Vbat pin connection

Hi, Can the VBAT pin on this part be left floating? I currently have the pin disconnected. Or should it be tied to VDD or GND in order for the part to function properly?  Thanks,   

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WAkba.1 by Associate
  • 498 Views
  • 1 replies
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STM32 software library for implementing a sensor hub

Hi, I want to implement a sensor hub that can connect to multiple (e.g. 8 ) sensors (from the same type), collect data from them, aggregates the data into a single message and sends it out. The board will be custom, if necessary, and based on e.g...

kreceon by Associate
  • 825 Views
  • 0 replies
  • 0 kudos

STM32H563 LSE does not always start

I am using an stm32h563 nucleo 144 board, and I am frequently running into the issue that after a power cycle the LSE does not start.This is the relevant part of my SystemClock_Config: LL_PWR_EnableBkUpAccess();while (LL_PWR_IsEnabledBkUpAccess () ==...

PieterG by Associate III
  • 1291 Views
  • 5 replies
  • 4 kudos

Resolved! Debugging STM32H573I-DK_aws_ri_tz example

Hello everyone, I hope you are well.I'm starting a new project using the STM32H573I-DK kit, where I would have to connect to AWS and publish the value of some sensors. The first step was following the webinar https://content.st.com/stm32h5-connects-s...

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ffjunq by Associate III
  • 547 Views
  • 1 replies
  • 0 kudos

STML496RGT from SPI to QSPI

Hi all!I'm currently programming a pulser and have to write a list of registers. I prepared the communication on SPI (which works), only to realise the pulser can only be programmed over QSPI.Now I'm having some issues switching my code from SPI to Q...

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