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
  • 1597 Views
  • 0 replies
  • 2 kudos

Resolved! STM32WL55 no rf

Good dayI am using the STM32WL55 chip for a project. I did preliminary tests using the NUCLEO-WL55JC2 Development board.I created a custom PCB following the design of the Development board.When I program the custom board with the same firmware that w...

SDu T by Associate III
  • 705 Views
  • 2 replies
  • 0 kudos

STM32WB55: C2 randomly enters spin loop

I find that when entering deep sleep/range 2 using aci_gap_set_non_discoverable(), C2 would not reliably enter the ultra low  (~4uA) power consumption mode, current would jump to ~5mA. I am using stack 1.18 and even 1.19.  a) Calling aci_gap_set_non_...

rudivs by Associate
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  • 1 replies
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Resolved! SPI: changing CPOL between transmissions

I have 2 devices on my SPI bus that need different CPOL settings. both use CPHA = 0 and the SPI peripheral is configured to use Motorola frame format.Communication works with both devices if their respective CPOL setting is set in CubeMX (and thus fi...

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NUCLEO WB55RG BLE Periferal can not paring

I am developing a BLE peripheral device using the NUCLEO WB55RG. I am having trouble connecting to smartphones. The pairing process is as follows: The security is Just Work, using bonding mode.During the first pairing:The peripheral sends a security ...

Problem with third party library integration

I am trying to include a tinycbor .h file and as per third party include method i have done all the step but still i get the error about the linker didn't find a definition of library API functions. Here is the all the screenshot of my project and lo...

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Hardik02 by Associate II
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  • 1 replies
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ST ble sensor no device founded

Hi allI'm new on stm32 ble applications.Starting from st example BLE_OTA I developed my custom bootloader for my STM32WB55 nucleo board.I encountered the following issues:1) St ble sensor mobile app (from play store) can't detect my device; I compile...

kappa182 by Associate II
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Resolved! Possibility STM32WBx firmware update via PC

Hello, at the moment i am developing BLE software for STM32WB5 and it works fine. The updater of the BLESensor App is working well and we can update new firmware any time. But there is one question, where we can not find an awnser. Is there any possi...