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 ...

STM32WB Can't Use NOTIFY after OTA update without power reset

Hello!I'm trying to use the base OTA firmware updater within the STM32WB github package.For some reason, when I try to use the notify characteristic in my app after an OTA update, the notifications aren't being sent out.Is there something that needs ...

How to enable notification in P2P client?

Hi,I am using STM32WB55 USB dongle board as a client and another STM32WB55 USB dongle board as server. I want to send data from server to client using notify characteristic. How to enable notification in the client to receive the data ?

X-Nucleo-BNRG2A1 BLE Central disconnects right after connection.

I am trying to use X-Nucleo-BNRG2A1 as a BLE Central Device. My BLE peripheral is based on STM32WB15CC (Which is working fine). On the central code, I am using the central example from CubeIDE. I can scan and see my peripheral. I managed to connect t...

STM32_Programmer CLI, reconnect fail after change option byte by usb.

Hi,My board is NUCLEO-WB55RG, connected to host PC by USB(not ST-LINK),I'm trying to switch it between application and dfu,I set board to DFU by modifying option byte in application(nBOOT1=1, nBOOT0/nSWBOOT0 = 0),then use STM32_Programmer_CLI.exe to ...

Resolved! IAR EWARM Templates or examples for STM32WL ?

Hello,I have bought a devkit NUCLEO-WL55JC2. I'm looking for an IAR EWARM template project or examples. Someone knows where i can find it? I find only examples running under CUBEIDE.Thanks !:grinning_face:

STM32WL55 RF power amplifier impedance

Dear all,I need to design a custom board for LoRa 868MHz network. The AN5457 provides the design example considering the +22 dBm (when using RFO_HP) or +14 dBm (when using RFO_LP)) with UFQFPN48 package.Also, the output impedance is reported for diff...

Hello everyone. I am working with nucleo-wl55jc1 (with stm32wl) and i have a problem. When i try to download a program in cortex m4 i can make it succesfully. But when i try to download a program in cortex m0+ , debugging is unsuccesful.

"Failed to start GDB server Error in initializing ST-LINK device. Reason: (4) No device found on target." Does anybody know? Thanks a lot!!

stm32wl55- No device found on target

Hello everyone. I am working with nucleo-wl55jc1 (with stm32wl) and i have a problem. When i try to download a program in cortex m4 i can make it succesfully. But when i try to download a program in cortex m0+ , debugging is unsuccesful. "Failed to s...

Has anyone tried to update firmware over the air (FOTA) using the example code provided by STM (LoRaWAN_FUOTA) in STM32WL software package?

For this , I am using STM32WLJC1 Nucleo as my end node device.I was able to generate the binaries as suggested in AN5554. I want to know how I can fragment this binary as required by LoRaWAN® Fragmented Data Block Transport Specification v1.0.0 and u...

Zigbee Security Key Error

Hi,I'm trying to form a user defined network, but i always get the next error when I receive a response: [M0] [00000017.002][PLATFORM] aps_sec_build : Unable to encrypt (no security material for 0x0080e125001b6836 with key type = 0x0...

STM32 MCUs Wireless

Forum Posts