STM32 MCUs Wireless

NUCLEO-WBA25CE1 "Bootloader limitation"

Hi, As per UM3610 « section 7.7 », a "Bootloader limitation" has been found in NUCLEO-WBA25CE1. Please refer to "Workaround" section if you are facing this limitation.

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...

Please go and visit our wiki pages to support your projects on our wireless product families.

Please go and visit our wiki pages where you can find a lot of information on our wireless product families (WB, WBA, WL) and the supported protocols: BLE, Zigbee, Thread, Matter, Lora, ... To begin your technical journey, please start from this top ...

Resolved! LoRa duty cycle on LoRaWAN_End_Node

I'm working on stm32wl55 Nucleo-64.I have doubts regarding the mechanism by which the duty cycle control is implemented in the project.I am sending a test LoRa message with a payload of 231 Bytes, using DR5 and SF7 every 10 seconds (whereas a 1% duty...

Issue setting the BLE TX power level

Hello Guys, We are trying to set maximum power for BLE i.e +6 dbm. After setting the power, we are getting max power of +1.74 dBm only. This was measured at the RF output of the SMA connector in the STM32WB55 Nucleo Board dev kit. Below is the code ...

WB55 USB Dongle Not Seen by CubePgmr In Windows

HelloI have tried to update the FUS, BLE Stack, and the default client app on the dongle.I have now done this several times, with the Clent App not doing what the UM says.But the issue now is that the USB Dongle in Boot0 mode is not seen by windows (...

Nucleo STM32WB55: Firmware delete and Firmware Upgrade fails with FUS_STATE_ERR_UNKNOWN

Start FUS: worksRead FUS info: works (see screenshot)Neither firmware deleting nor Firmware upgrading is possible with my STM32WB55 Nucleo board.Always receiving FUS_STATE_ERR_UNKNOWN.Can you please advise how to proceed?Below you can find the option...

STM32WL NVIC_SystemReset issue.

Dear ST,We found that when we execute NVIC_SystemReset(); there will be a random CPU hang. In order to eliminate the problem of whether it is developed for our program,I used the lorawan at slave routine, and after compiling it directly,When I execut...

Resolved! Use of Lora Logo when using STM32WLE

According the the Lora Logo guide from Semtech, one can apply on the use of the logo if one is using a RF IC of Semtech. https://blog.semtech.com/how-to-name-and-brand-your-lora-applicationDoes this also hold true for the STM32WLE which integrates Se...

STM32WLE5JCI6TR Sub-GHz RTC and STM32 RTC

From RM0461, Reference manual, STM32WLEx advanced Arm®-based 32-bit MCUswith sub-GHz radio solutionIs it correct that there are TWO RTCs inside STM32WLE5JCI6TRa) one is the normal STM32 RTC and just call RTC in many ST application notesb) the other i...

Resolved! Difference between app_subghz_phy.c and subghz_phy_app.c

Hello, I am working with RAK3172 which has STM32WLE5CCU6, from CubeMX I am enabling it's SUBGHZ_Phy functionality. But after code generation I am seeing there are two files "app_subghz_phy" and "subghz_phy_app", what are the differences between these...

aci_gap_update_adv_data return 145 error code

I use the CUBEMX create a project of BLE and FreeRtos , when i send aci_gap_update_adv_data ,it return 145,I don't find the meaning of code in the aci/hci interface.And i can see it in the BEL profile App, But I can not connect it. it return connec...

Lost bonding key now I get connection disconnection

Some odd behavior I experience with STM32WB peripheral. Bonding list was cleared, after having been boned with a master. Now when same master connects to me, I get a connection and an immediate disconnection! What may be the cause? How to prevent th...

STM32 MCUs Wireless

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