STM32 MCUs Wireless

Hi there, I'm trying to use LPUART on STM32WB55. I can not set BaudRate to 1200. In cubeMX I got this Baud Rate must be between 7.813 KBits/s and 10.667 MBits/s. How can I set Baud Rate to 1200 ? I need for SDI12 communication. Thanks

HI TEAM i tried to unlock read and write protection of stm32wle5jc controller with external j-link programmer. but now pre-flashed AT command Firmware is deleted. now AT commands are not working. can you please help to resolve this issue.

i am using stm32wle5jc controller. so i am using adc in polling method and interrupt method in while loop. but i can't measure both samples at a time. i am getting only one adc samples after comment another(interrupt) method only.

Data Packet Dropping on Windows 11

I am using the "BLE_DataThroughput" sample code on Nucleo-WB55RG, and sending 240 bytes to Windows 11. I am experiencing extreme data packet drop.

How i can resend same uplink frame on gateway failure or off ?

Hi,im using a loRawan module based on STM32WLE5 chip.i would like to know how i can save an event to reTx it on the next uplink when i have my gateway off or during a blackout . im trying not to lose info .my Tx duty cycle is every 90 minutes or on b...

Need Help with STM32WB15CC Stack Issue in BLE Advertising Application

Hello everyone,I'm currently facing a problem with my STM32WB15CC application and I could really use some guidance from the community. I am working on a BLE advertising application, but unfortunately, I am unable to see my device appearing as expecte...

STM32WB55 Nucleo --- working with debugger and not without

Hello all....Looking for some pointers. I have an application I created in CubeMX/IDE on a WB55 nucleo board. I am using nRF Connect app on my phone as the Client. When I run the nucleo server application with the debugger connected all seems to work...

OTA FW Update not working, compatibility issues?

Hi, I have the following problem:I am developing Firmware for a device that has a STM32WB55VGY6 on it. Right now I'm in the midst of trying to get a OTA FW Update to work, but I'm completely stuck. Whenever I try to upload a .bin file via the BLE Sen...

I want to achieve 4uA of sleeping current in STM32WLE5CCU6 + RAK3172 using STM32CubeIDE.

Hi All,Currently I am working on STM32WLE5CCU6 + RAK3172 using STM32CubeIDE. So I am checking sleeping current.Currently I am getting 340uA of sleeping current.I want to make it reach to 4uA.Can anyone guide me how can I achieve that. I have some dou...

How to use the stm32wbcc series

I want to know how to design a PCB board about stm32wb55cc serial ic ,and should it need a antenna​?If it need, what is the most suitable antenna to the ic?