STM32 MCUs Wireless

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Matter software expansion for STM32Cube

Dear all, The X-CUBE-MATTER Expansion Package is now available on our official website following this link  MATTER - Matter software expansion for STM32Cube - STMicroelectronics  It is a reference implementation for the demonstration of Matter on ST...

Ouadi by ST Employee
  • 701 Views
  • 0 replies
  • 2 kudos

How to use open bootloader on the STM32WB serie

Hi, I would like to use OpenBootloader on my STM32WB35 but I do not find any exemple about it. There is a repository on the official STM github but it is empty :  Maybe somebody from STM can correct this :) I already checked the STM32Wb package and t...

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RJARC.1 by Associate II
  • 511 Views
  • 1 replies
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How to predict how many nodes in the zigbee network?

I know there is no simple answer to the above question. It depends on how many packets my network is sending. Maybe there is a formula predicting the number of nodes in the network where I know what data is sent and how often. I want to know if my ne...

lukasz2 by Associate III
  • 851 Views
  • 3 replies
  • 0 kudos

How to transmit 16-Bit audio via BLE. - STM32WB5MM-DK

Hi,I'm working on transmitting audio over BLE. I have successfully connected SPH0645 mic using I2S and also I have connected speakers for the output. The thing is I don't know how to transmit audio over BLE. I tried creating custom template to notify...

LR.2 by Associate III
  • 779 Views
  • 5 replies
  • 1 kudos

Resolved! What footprint to use with the UFQFPN48 casing

Hello, In the product specification STM32WLE5xx/STM32WLE4xx, december, 2022 DS13105 Rev 12, we can find on page 137 a recommended footprint in Figure 32 for the UFQFPN48 casing.But, we can also download the footprint of this casing in the CAD Ressour...

DBlan.4 by Associate II
  • 1334 Views
  • 4 replies
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Resolved! STM32WB15CC too much current consumption in stop1 mode.

Hello, I can't get a current lower than 108µA in stop1 mode. It's expected 3µA in the datasheet.I set all pin in analog input mode, disable the debug in low power mode.I try with the NUCLEO Board as explain in the article number n°2190.I also removed...

JGuir.1 by Associate II
  • 530 Views
  • 1 replies
  • 0 kudos

[STM32WB] iBeacon server client control

Hello,I want to change the mode of iBeacon (M0+) to server or client through button switch while Cortex-M4 is runningHardware initialization or rtc initialization should not be performed when the corresponding function is operating.Thanks

Nemonas by Associate II
  • 686 Views
  • 3 replies
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STM32CubeProgrammer External Loader issue

Hi!I need to have the ability to program an external SPI flash (W25Q32) via External Loader.I've implemented the loader as described here and it worked successfully for smaller binary file, yet I've got some issues uploading a bigger binary.Once I de...

AZyma.1 by Associate II
  • 1043 Views
  • 2 replies
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Why is the SAI (I2S) used in DMA mode generate noise

I am using a SAI device on a SMT32WB55. Using it as a wavetable synth that produces a triangle wave. I am able to play my triangle wave for x amount of time with HAL_SAI_Transmit_DMA(&hsai_BlockA1, (uint8_t*)data, size);And later stop it with a timer...

eeprom by Associate II
  • 861 Views
  • 3 replies
  • 0 kudos