STM32 MCUs Wireless

Ask questions and discuss STM32 wireless solutions and their implementation for running Bluetooth LE, Zigbee, LoRaWAN applications.

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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
  • 1704 Views
  • 0 replies
  • 2 kudos

stm32wl55ccu6 - synchronization between m4 and m0

I started my project from scratch in CubeIde. So just select stm32wl55ccu6, choose all necessary peripherals and lorawan. Unfortunately, from scratch, this MCU can't choose only one core option(M4). To be able to use the Lorawan option, I need to IPC...

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MWoło.2 by Senior III
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  • 0 replies
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STMWB55: Flash write access during BLE connection

Hello,We are trying to write(erase) the flash during BLE connection.If we follow the STM32Cube_FW_WB_V1.4.0/Projects/P-NUCLEO-WB55.Nucleo/Examples/FLASH/FLASH_EraseProgramExample the BLE connection terminates immediately (timeout error code).Apparent...

APort by Associate III
  • 7011 Views
  • 28 replies
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What is the connection between RTCCLK and Sysclock?

I am using hw_timerserver and sequencer for BLE. I added additional tasks to the sequencer for my application. It appeared that my tasks are running much too frequently, so I looked into the clock configuration of the RTC and found that WUCLK was d...

HCohe.1 by Associate III
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  • 2 replies
  • 0 kudos

STM32WB55 locking up when characteristic value is altered

Hello,I am developing a system using an STM32WB55 Nucleo, such that the STM32 receives data from a Windows application via BLE changing of characteristic value, the STM32 then sends this over uart to an external device which returns an acknowledgemen...

OCatt.1 by Associate II
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STM32WL55CCU6 - QFN missing VR_PA

Hello,I build my own end node based on STM32WL55CCU6 in the QFN package.During bring up I noticed missing VR_PAVDDPA is available on pin 25.Can someone help me to understand why is missing? I check also on the oscilloscope and is missing too. Nothing...

0693W00000GYKtXQAX.png
MWoło.2 by Senior III
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  • 2 replies
  • 0 kudos