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! How to setup un-used pins of STM32WLE5JCI6 for optimal EMC and current drain performance
For best EMC immunity and minimum cell current (need months of cell life), how to setup un-used pins of STM32WLE5JCI6? The chip in a module with metal screen box. Pins are 'broken out' to edge of module with pcb trace of a few mm.a. Should we progr...
Unable to receive downlink in class A mode of LoRaWAN
Hey ST Community!I've been using an LoRaWAN AT Slave example provided by STM32Cube_FW_WL_V1.3.0 on a new Nucleo STM32WL55JC1 board and managed to successfully join the network. Sending data using the AT+SEND=<Port>:<confirm/unconfirm>:<data> command ...
STM32WL - VDD & VDDRF different power supply ?
Hello everyone!MCU : STM32WLE5CCI am reaching out for help to validate an architectural choice! Here is the design part of the MCU datasheet : In our design concept, we planned to power VDD directly from our 2x alkaline batteries and the VDDRF part f...
Using SRAM2a for standby mode on STM32WB15
Dear ST members, I am developing a BLE application with STM32WB15 that requires entering to standby mode, thus the need to retain some variables. The standard linker script has the RAM_SHARED region defined as per below:RAM_SHARED (xrw) : ORIGIN = 0x...
How to change transmit power in runtime
Hi all,If I want to increase transmit power when press button, how to do it?1. Do I stop or DeInit something?2. which API can change power?Thank you
What is the output impedance of STM32WBA52 RF？
Hello, I am working on a new design using the STM32WBA52CGU6, but I have not found a specific value for the RF output impedance of stm32wba,How do I match it to 50 ohms？
STM32WB55 Bluetooth Connection Issues
Hello everyone, I have a problem with Nucleo-STM32WB55RG. I am trying to make an OTA Firmware application but for starting I am trying to make bluetooth application. I'm trying to reboot it using ST BLE Toolbox and it works good. But when I add 2 mor...
HCI_DISCONNECTION_COMPLETE_EVT_CODE not generated
I am running into some trouble with a STM32WB while using a custom GATT server and attempting to disconnect from an Android device. The core issue is that the CPU2 has turned on the HSE. This is known because the HSERDY bit is set while the HSEON bit...
Custom BLE Server Issues with Custom Hardware and STM32WB35
Any advice on where to start to track down an issue related to a custom BLE server not functioning on custom hardware? I am using the STM32WB35CEU6A and have flashed the firmware and wireless stack as well as followed this guide: CubeMX Initializatio...
Resolved! NUCLEO-WBA55CG JTAG/SWD not able to connect via JLink
I am attempting to connect to the STM32WBA55CG using a JLink Compact Plus following the following instructions from SEGGER: https://wiki.segger.com/ST_NUCLEO-WBA55CG.This connection fails as the DAP is not responding. The output from JLink is attache...
