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.
STM32 MCUs Wireless
Ask questions and discuss STM32 wireless solutions and their implementation for running Bluetooth LE, Zigbee, LoRaWAN applications.
Forum Posts
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 ...
STM32Cube_FW_WL3_V1.0.0 sigfox inserts the ID and PAC
Hello, I want to apply sigfox on the stm32wl33kcv6 project.I have some questions that I hope you can answer. 1. I have sigfox ID and PAC, how do I write to flash?I have noticed these codes:NO_INIT_SECTION(const uint8_t wl3sfx_nvm_boarddata[FLASH_PAGE...
Resolved! BlueNRG-LPS TIM to synchronize DMA transfert
Hi,I work with STEVAL-DB012VA, anf WISE-Studio over Linux. Starting from the peripheral exemple, I am trying to output a sequence of bits over GPIOB at a specific rate. To do this I am programming the DMA to transfert data from a buffer in memory to ...
STM32WB55 disconnection issues after updating BLE binary to 1.21.0 from 1.20.0 when configured as both a central and peripheral
We have a device which connects to two other devices as a central, and also is connected to by a third device (Mobile Phone) as a peripheral.When updating the Bluetooth firmware binary from version 1.20.0 to 1.21.0 we have started experiencing discon...
Resolved! Cannot write TIM registers
Hi,Using Wise studio Version: 1.3.1_R Build id: 2023_05 on Linux with the STEVAL-IDB012V1 (BlueRNG-LPS dev. kit). I discovered that my instructions to write values in the timer registers have no effect. I found it by tracing the program while watchin...
Resolved! RSSI drop between full and extended BLE stack
We are experiencing an issue with poor RSSI values on our STM32WB55 based custom board. We are normally running the extended ble stack and with only 3 feet between the windows PC and the STM32WB55 board were at RSSI values around -85. When I switch ...
Schematic Review for Custom Board Based on STM32WL Nucleo (MB1389E)
I am developing a custom board based on the MB1389E reference design, using the STM32WL55JC microcontroller. I have designed my schematic using KiCad and attached the PDF version for review.I would appreciate feedback on the following points:Oscillat...
Not receiving VS_HCI_C2_Ready
Hello, I'm trying to implement a custom BLE Client on a P-Nucleo-WB55 board. The ST P2p_client example runs fine on the board and I could add some traces and do little modifications in it before trying to start my project from scratch with CubeMX. It...
LoRa Wio e5 stopped trying to join after a while
Initially flashed the device with a custom code from and it worked fine, the flashed device ran for several days in line power even after multiple power cuts. But one day it stopped trying to join at all. I have used an external RTC to generate alarm...
Resolved! Can't build TMAP_Central example: No rule to make target stm32wbaxx_ResetHandler_GCC.s
Hello, I have a STM32WBA55G-DK1 board, and i'm trying to build the example code for the Unicast server (BLE_Audio_TMAP_Central example project). I'm importing it using the GUI (new project, example, then i select the example). I haven't modified any...
Code Gets Stuck in RTC Initialization . Works Occasionally, Fails Most of the Time
Hi all,I'm currently working on a project involving bidirectional communication (TX and RX), and I'm encountering an issue with the RTC initialization.The problem is that my code often gets stuck in the MX_RTC_Init() function. Interestingly, it works...
