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 ...

STM32WB55 TSC is not working

In Group 1 G1_IO4 is a sampling capacitor and G1_IO3 is a sheild and in Group 2 G2_IO2 is sampling capacitor and G2_IO1 is input touch key. In Group 3 G3_IO4 is a sampling capacitor and G3_IO2 is a input touch key. so when i programmed with this conf...

Resolved! Issues getting DMA to autotrigger (and related issues with ADC/DMA)

Hello! I'm working with an STM32WB55 development board and I'm trying to take data fairly quickly (every 25 us) so I'm trying to work with the DMA to collect data. Right now, I'm not even collecting actual ADC data, just toggling a GPIO point to ge...

CPU2 Wireless Stack behaviour when CPU1 can't process Bluetooth events in time

When receiving a write event to a characteristic via Bluetooth it is possible to return SVCCTL_EvtAckFlowDisable from the service handler.This then results in the event buffer not being released back to CPU2.But what happens if CPU2 runs out of memor...

Resolved! Repeated write SD RAM + reset

Hello, I'm working on STM32WB55.Is there any limitation to write to (internal) SD RAM and do a system reset?I want to build an application that requires a lot of writing to SD RAM and then do system reset (and read the SD RAM and act according the da...

LoRa software expansion for STM32Cube on B-L475EIOT01A2C?

I have a B-L475EIOT01A2C evaluation board. Is it possible to use the LoRa software expansion for STM32Cube in order to address the SX1272 MBed Shield (SX1272MB2xAS) which fits on the evaluation board?

hello sir, am porting some libraries done in stm32l4 board to stm32wb board and linked some provided libraries to stm32 wb board but in the end it shows some error 1 message without any clue.Please, Can you help me out in this ?

arm-none-eabi-gcc -o "P2P_Server.elf" @"objects.list" -lbep_diag_hf -lbep -lbep_diag -lbep_hf -mcpu=cortex-m4 -T"D:\kiran\new1\p2p\P2P_Server\P2P_Server\STM32CubeIDE\STM32WB55RGVX_FLASH.ld" --specs=nosys.specs -Wl,-Map="P2P_Server.map" -Wl,--gc-secti...

Resolved! STM32WB USART1 not working

Hello, please be warned, I am ultra new to STM32 mikrocontrollers (student).I watched several hours of tutorials and now I am starting my first steps in programming. I am using the CubeMX to set up the code.Unfortunately, I can´t get the USART1 runni...

P-NUCLEO-LRWAN2 issue

Hello,I am currently testing the P-NUCLEO-LRWAN2. I am having problems getting it to work. I followed the tutorial in the UM2073. I managed to perform all the steps requested but I don't receive any data in the LORIOT dashboard.I also uploaded the "E...

Resolved! STM32WB55 Cube MX 5.6 Generated Code Errors

When using the Custom Template option in Cube MX 5.6 for the WB55, the generated "custom_stm.c" file contains some bugs in the "Custom_STM_App_Update_Char" function. Namely, the calls to "aci_gatt_update_char_value" mistakenly pass the characteristic...

B-LO72Z-LRWAN1 HAL_RNG

HiI am trying to generate a true random number on the B-LO72Z-LRWAN1 using the HAL_RNG_GenerateRandomNumber function with the code below:uint32_t rnd_generator (void) {RNG_HandleTypeDef RngHandle; // RNG handler declaration uint32_t rv; RngHandle.I...

STM32 MCUs Wireless

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