STM32 MCUs Wireless

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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...

Ouadi by ST Employee
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STM32WB55CG/NUCLEOf-WB55RG Firmware update OTA- Bluetooth. How to go to the BLE_OTA bootloader from the user application using a button.

Hello, I am working on an STM32WB55CG project and testing it on the NUCLEO-WB55RG board. I would like to do the firmware update over the ST BLE sensor app. I have loaded the bootloader program provided by st that is BLE_OTA file from the example. I h...

PMana.1 by Associate II
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Why does BLE Data Transmission block Arm® Cortex®�?M4?

STM32WB controllers are dual-core processers where Arm® Cortex®�?M4 core running at 64 MHz for application and Arm Cortex�?M0+ core at 32 MHz for network or BLE.  To transmit data through BLE aci_gatt_update_char_value() Function used which blocks Ar...

Aishwarya by Associate III
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  • 16 replies
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About UART DMA on STM32WL

Hi I am testing STM32WL55I am trying to communicate through UART1 and UART2 using DMA.I set up DMA as below. USART1_TX => DMA2_Channel 7 : Normal USART1_RX => DMA2_Channel 6 : Circular USART2_TX => DMA2_Channel 2 : Normal USART2_RX => ...

USB Device does not work when starting BLE stack on STM32WB55

I want to use USB_Device with CDC class and BLE together. USB_Device is used as virtual COM port. The BLE stack is initialized as server. Without initializing the BLE-Stack, USB device runs as expected. I can connect with a terminal, running on PC, w...

KMuel by Associate II
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  • 5 replies
  • 3 kudos

How to configure connection pairing by using Stm32cubeIDE ?

I saw the BLE security with STM32WB course at youtube by ST microelectronics. On this tutorial they show how to configure a characteristic pairing only. which means the pairing request could not occur during connection establishments. The connection ...

PR.6 by Associate II
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RF matching. How to calculate elements for network?

Hi all,As you know, Nucleo -WL55JC1 activates both Hi and Lo Power modes for Tx. I reviewed the matching network for both Hi and Lo Power P.A outputs and filtering and matching elements values(capacitors & inductors) are not associated with calculati...