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
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  • 0 replies
  • 2 kudos

Resolved! HSEM HAL strange behavior

Hi,I'm playing around HSEM module and i noticed strange behavior. Why calling:HAL_HSEM_FastTake(HSEM_ID_0);orHAL_HSEM_Take(HSEM_ID_0, 0);lock all semaphores at once instead of just locking single semaphore specified by a macro using 0 as processid?Th...

gasda.1 by Associate II
  • 1978 Views
  • 4 replies
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STM32WB55 Low Power Mode wakeup using BLE stack

Hi,I can enter STOP Mode 2 while not using the ST Sequence (UTIL_SEQ). I disable interruptions, clear the pending ones and just let the RTC to wake me up.HAL_RTCEx_SetWakeUpTimer_IT(&hrtc, 0xFFFF, RTC_WAKEUPCLOCK_RTCCLK_DIV8); HAL_PWR_EnterSTOPMode(P...

Jsilv.1 by Associate II
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  • 3 replies
  • 1 kudos

STM32WB Scanning while maintaining an Active Connection

Looking for more information on how exactly a scan is performed when an active connection to peripheral already exists. How is the RF radio shared in between the scan and connection? Can the connection interval be maintained during the scanWindow or ...

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Daniel L by Associate III
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  • 2 replies
  • 0 kudos

USB CDC - Packets are lost on macOS

I'm using the P-NUCLEO-WB55 development board, with only USB (CDC Device) enabled/configured through the STM32CubeIDE.I'm sending data from my laptop to the board over USB CDC (Virtual Com Port) in Full-Speed mode.Specifically, my laptop is sending 1...

Resolved! IC2 detection problem after uploading code / reset

Hello,I have connected a BNO055 Sensor via I2C to a STM32WB Nucleo board. The sensor data is send by a BLE Service without problems after powering the device.However, if I change the code and upload via STM32CubeIDE or press the reset button on the d...

MHell.1 by Associate II
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  • 6 replies
  • 0 kudos