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! Fixed_Pin change between connections

Curious regarding using ACI_GAP_SET_AUTHENTICATION_REQUIREMENT to change the fixed pin after already using a different pin key for a previous connection. Would that work? Any bad consequences?

STM32WL33

Hi can MCU STM32WL33 - QFN32 work with the balun BALF-SPI-01D3? Where can I find the solution on 2-layer PCB (for 868MHz)? // for Antenna johanson 0868AT43.. regards zbyno

BLE Eddystone BlueNRG2 read Characteristic on firmware

Hello community, I am trying to read a characteristic before each advertisement on BlueNRG-2 devboard. I started from the example BLE_Sensor_Demo, I adapted the services and characteristics. I want to use a characteristic as a flag. When characteri...

Resolved! STM32WB: Thread network goes down after a few minutes in BLE Thread Dynamic Mode but BLE stays active and works fine.

I created a custom application using the code from the BLE_THREAD_DYN example and the v10.0 FW BLE_THREAD_DYN stack. The BLE works fine but the thread stack goes down after a few minutes. The main differences between my code and the example is that I...

STM32WB Thread-RCP and Raspberry Pi 3B for Border Router feature.

From the STM32CubeWB firmware package, there is a Thread_RCP project. However, there doesn't seem to be any documentation for it (it is not even mentioned in AN5289). The only hint is the readme.txt file which says: "This application is used to demon...

Resolved! STM32WB55 RTC with battery backup

Hello everyone, I hope you are well.I'm working with the STM32WB55. I'm having difficulty getting RTC to work correctly.The VBat is always powered by 3v3, I have an on/off switch that only removes the power from the VDD, however, when I turn it off a...

Amazon Sidewalk Support for STM32WL

Currently, there isn't any support for Amazon Sidewalk for the STM32WL. The only supported vendors are Nordic, Silicon Labs, Texas Instruments, and Quectel. Reading through the AWS Sidewalk spec, it seems like the chip could support it in CSS and FSK...

Resolved! RTC is not incremented with a voltage Vbat below 0.6V

Hello,we use an STM32WB55 with an RTC backup via a super capa.when the Vbat voltage drops below 0.6V, the RTC registers are no longer incremented.if the board reboots at this point, we have a datetime offset.is it possible to detect this problem when...

Resolved! Using OLED and gyroscope of STM32WB5MM-DK

I am using STMcube ide for developing applications with STM32WB5MM-DK. I will be trying to use the OLED display and gyroscope of the discovery board. I couldn't find suitable tutorial or documents for accessing. Is there any documents available for t...

Manually sending an I2C stop command.

In the manual it says that a stop command will be sent with the next byte if the CR2 stop flag is high. Is there a way to send a stop command immediately rather than with the next byte? I'm asking because I have a section of code where I send a sta...

STM32 MCUs Wireless

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