STM32 MCUs Wireless

Radio power supply shutdown

Hi,I have a project with heavy constrains on power consumption.I want to completely shut down the supply of the LoRa modem when not in use to save the needed µA.The CPU can save any context needed.The NVM module seems to be the way to go.I've seen so...

I would like to ask for help! I'm working with muRata LoRa module what contain STM32L072 microcontroller. I must connect USB to STM32L072, but I can't found correct information how to do that. Maybe someone can share schematic?

UART trames are not good

Hello I am worcking an the P-NUCLEO-WB55 and I try to communicate with a other module with the LPUART. Seeing that I didn't have any responce to my commands, I use a scope to see the TX trame.This is for example the trame of '<' (00111100) .I used th...

I'm Using stm32 based Lora Module in India Interface with Arduino by AT CMD Set

we are not Getting non readable value from module also it's not sending to gateway but same cmd working with dock lightmySerial.flush();lora.flush();Serial.flush();digitalWrite(lorapin, HIGH);delay(500);lora.listen();lora.print(“AT\r\n�?);String dr...

B-L072Z-LRWAN1 LoRa®/Sigfox mass production

I use B-L072Z-LRWAN1 LoRa®/Sigfox modul, to make communication over sigfox. I made prototype with murata web page , I got PAC and ID in header file, but I exceeded 20 pieces of device, and I need make even more device. On this website linked me with ...

modify STM32Cube_FW_WB_V1.4.0 keil example project using stm32cubemx

Hi, I am trying to get familiar with stm32cubemx usage. For this, i want to update an existing gpio toggle example using stm32cubemx. before the modification, the actual example code compiles and builds with out any issues. where as the same example ...

STM32WB55 eeprom emulation

Waiting an app note like F0xx family.Could someone post routines for Page Erase and double Program,synchronized with BLE M0+ core ?

How to start/stop USB with change in application state?

I am building a test application on the P-NUCLEO-WB55-Nucleo and would like to switch between two application states with the push of a button:In the first state, the application writes to an attached microSD card using FatFS.In the second state, the...

STM32WB55 p2p_router & freeRTOS issue

Hi,I am trying to initiate a code via cubeMx for the STM32WB55.I want to add freeRTOS together with a p2p_router capability but facing an issue that the both above not supported simultansly.Any special reason for that?Is there a way to achieve that? ...