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 ...
Resolved! STM32WB55 BLE client will not re-connect to a paired server
I have a BLE device that uses BLE security mode 1, BLE security level 3 authenticated pairing. It works with iOS, Windows, and MacOS. It has an unencrypted characteristic for the initial connection and an encrypted characteristic for use after pai...
Bootloader information of STM32WL33CBV7
Hi Team, We are using STM32WL33CBV7 controller in our new project, we require complete information of bootloader and its dedicated pins and its implementation, Could you please suggest the application document which gives complete information on boot...
Resolved! BLE OTA Not Working with ST BLE Toolbox v1.4.3 (Works with v1.4.2)
Moved from STM8 forum. Hello ST Community, I am experiencing an issue with BLE OTA functionality on my STM32WB-based custom board. I have ported the OTA functionality from the official NUCLEO BLE OTA example project to my custom service and characte...
Resolved! STM32WL PCB RF Design
Dear ST community,I am developing a PCB design for wireless communication utilizing STM32WLE5CCU6. I have a very basic grasp of RF knowledge, impedance matching for example. I read thoroughly the documents: AN5457 and AN5407 of designing RF layout. I...
Resolved! Finding if the BLE stack is running
Hi,I'm relatively new with ST microcontrollers and I'm struggling a bit to find an answer to a question I have.I have some code that reads data from an external source. I need to read some data on startup, as it dictates the some stages of the boot p...
STM32WB55 Bluetooth RF Problem.
I have made a custom STM32WB55 Board taking evaluation board as reference except antenna. The antenna used is SMD chip antenna. We have generated p2p server program from stmcubemx and loaded on evaluation board. It is advertise/connect/pair is workin...
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...
