STM32 MCUs Wireless

How to disable RF system without using low power modes in STM32WB ?

Hi, I am using STM32WB55RG microcontroller for my project. I am using BLE as part of my application. I want to disable ( turn off) RF sub system when I am not using. I cant use any low power mode because I have to use 64MHz as CPU1 frequency. I would...

STM32WB55 custom app event not call

Hi, in custom_app.c file, my event WRITE_NO_RESP_EVT is not call in the function Custom_STM_App_Notification. Where are the BLE notification in custom app ?

P-NUCELO-WB55 Bluetooth does not work

Hello, I am having a P-NUCELO-WB55 board and the Bluetooth does not work. I have verified the jumper cables and all the jumper connection are exactly as in the image on the embed website. I tried firmware update using Cube programmer. I loaded the bl...

stm32wb using SLEEP mode

I have the following code:while (1) { HAL_SuspendTick(); HAL_PWR_EnterSLEEPMode(PWR_LOWPOWERREGULATOR_ON, PWR_SLEEPENTRY_WFI);After this and within the while loop are a bunch of if statements that check flags that are set in IRQ Handlers. These ...

Hey, i currently using the STM32WB55 and i wanted to enable the server modes: Custom P2P Server and Custom Template in CubeMX. Is it possible to use more than one? If i only activate the Custom P2P server, ST BLE Sensor is able to recognize the MCU.

Broadcast in BLE LLD

HelloAnalyzing the source code of some BLE LLD examples for nucleo stm32wb55 I could see that broadcast is used in Proximity example and unicast in Chat example, for instance. However, I could not understand how to choose between unicast or broadcas...

We are trying to use 2 stm32wb5m chips on stm32 b-u585i-IOT02A boards to make a bluetooth connection between the 2 boards. The example code available (BLE_AT_CLIENT) for using bluetooth does not work. Searching for info about the chip and AT commands.

I would like to dynamically concurrent for BLE and Mac protocols with STM32WB?

HelloI would like to dynamically concurrent for BLE and Mac protocols with STM32WB?The protocol stack uses stm32wb5x_BLE_Mac_802_15_4_fw.bin.If you call SHCI_C2_BLE_Init() / SHCI_C2_MAC_802_15_4_Init(), there is no response of the previously called p...

How to pass data between two cores (STM32WB55)

Hi,I have a program running on the M4 core of the STM32WB55 and would like to pass a data buffer to the M0 for transmission over BLE (notification). I'm having a really hard time understanding how to pass the data between the cores and was hoping for...

STM32WB Client Mode

Hi, I want to application with STM32WB55 mcus. One mcu will be a server with the hrstm application, and the other mcu will be a client and listen to the data and print listening data with uart to the screen. But I couldn't find any sample code as cli...