STM32 MCUs Wireless

UART_DMA(LPUART) working oddly on STM32WB55

Hello, I have been trying to send and receive data through UART using DMA on STM3WB55. Everything was working properly but suddenly HAL_UART_Transmit_DMA started to work unproperly: the program gets stuck in the Hard Fault function. I am calling HAL_...

Hi, I want to use BALFHB-WL-05D3 balun with STM32WL MCU. Datasheet give a PCB layout recommendation but no schematic. In this layout, there are components between RFO_IN and TX output of the MCU, which one ? Also, where to connect VR_PA ? Thx

Hi I am using Nucleo-WL55jc1 board. One is programmed as concentrator, other is programmed as sensor node. Currently the software is programmed for 14 sensors nodes How can I extend it to about 200 sensor node

Currently I am using the firmware LocalNetwork_Concentrator and LocalNetwork_Sensor. The maximum Sensor nodes are 14. I wish to connect around 200 LocalNetwork_sensor. Kindly help me to make the required changes in the software.

[BLE] moving from stack 1.13 to 1.15 on FreeRtos example

HiI changed my old files(1.13) to the new files from 'heart rate ble free rtos' (1.15)Files: shci.h , app_conf.hCpu2 will not wake up. When I revert everything works.What is causing this?

Getting a warning that - Device under test not responding COM port closed - when trying to connect the STM32CubeMonitor-RF to the WB55 Nucleo or Dongle.

Using either the default program or programming the BLE_TransparentMode default hex file results in this error. I have both a windows 10 and macOS 10.14.4 machine that I get this result. The VCOM port doesn't seem to be the issue as I can program and...

How to remove bonded devices from P-NUCLEO-WB55 and dongle device ?

Hi, I would like to ask how to remove bonded devices permanently on P-NUCLEO-WB55 eval kit and on dongle?Right now I have a situation, that after reset, even if I used 'aci_gap_remove_bonded_device' in a previous session, I see still bonded devices. ...

LoRaWAN end node example in STM32WL | How to store a value in flash memory? Integrated the FLASH example code from the GitHub source files, not working & it is showing an error in the WRITE operation

/* Flash Init */ uint32_t GetPage(uint32_t Addr) { uint32_t page = 0; if (Addr < (FLASH_BASE + FLASH_BANK_SIZE)) { /* Bank 1 */ page = (Addr - FLASH_BASE) / FLASH_PAGE_SIZE; } else { /* Bank 2 */ page = (Addr - (FLASH_BA...

Trouble with the STM32CubeWL Dual Core example projects

I've just gotten a Nucleo-WL55JC1 and am having a bit of trouble getting the dual core example applications working out of the box. The single core AT_Slave and End_Node examples do however compile, program and run on the M4 core with no issue. We ar...

RTC reset after 49 days

Hello,I am using STM32L412CBT6 MCU with STM32CubeIDE and STM32CubeFW_L4 V1.17.2.I am using en.i-cube_lrwan for our project. I am using same structure of libraries used in this en.i-cube_lrwan package.I am using below libraries for rtc:1)rtc_if.c2) rt...