STM32 MCUs Wireless

How to create sequential files on an SD card

HI everyone, I'm working on creating a sequence of files, that everytime the program starts to run, it creates a sequential file of the last one created. But I'm having troubles trying to create a logic that compares the name of the last file and cre...

Flash status register CFGBSY bit is always set on init

Hi.I can see that CFGBSY bit is set and reset in some MX peripheral init functions, but the main problem is that it stays set after MX_TIM1_Init and it locks my flash for any operation.Did anybody saw this kind of problem?Any help will be appreciate...

Log LoRaWAN_AT_Slave example on USART1 - Missing in CubeMX

Hi, I would like to use USART1 insted of LPUART1 on LoRaWAN_AT_Slave exmaple. But when I try to do this, I can't choose USART1 on Middleware->LORAWAN->VCOM parameter in STMCubeMX (see screenshot).I don't understand why, thus in LoRaWAN_End_Node, it i...

Start and end tags in application binary to verify FOTA operation was succeeded

Hi.I tried to use TAG_OTA_END and TAG_OTA_START from BLE_HeartRate_ota ST project the same it is used in this project to verify the FOTA operation was finished successfully.I added both, PLACE_IN_SECTION in my ble file and also I added this tags in t...

WB5x CDC com port issue

Hi, I have a problem with USB CDC on STM32WB55CE,My Project version is v1.13.& ble stack(stm32wb5x_BLE_Stack_basic_fw V1.15.0)it's all good on WB55CG(1M)but when I use WB55CE(512K)my CDC can work with no ble stack,and it will failure with stack, My c...

No longer able to build projects from STM32CubeIDE.

I get the following error when I attempt to Build or Clean any project.21:36:49 **** Build of configuration Debug for project BLE_HeartRate **** make -j12 all "make -j12 all" terminated with exit code -1073741515. Build might be incomplete.   21:36:...

Problems with CAN comunication to STM32WL using MCP2515

Hy, I'm currently working on a project that requires CAN and that information needs to be sent via wireless, for that reason, I chose the NUCLEO stm32WL board. To make the CAN work I have to use the MCP2515 module, that converts CAN to SPI so that th...

Hi team, I am using STM32WLE5jc microcontroller,and STM cube ide, I try to measure the temparature, by external temparature sensor. i got the raw ADC value but i need to convert it into readable temparature value.. can you please give me formula.

Hi, I am using the STM32WB55 custom board as a client. My Task is to create a connection with the server when a button is pressed. and send the write attribute command and then disconnect from the server immediately.

Steps I am following:Scan for the server and get the MAC of the serverWhen the button is pressed call aci_gap_create_connection to start the connectionThen write the attribute and disconnect from the server.Hear the problem I am facing is it takes 3s...

Generate a public_key using Diffie–Hellman or ECDF algorithm from my private_key

Hello everyone, I am trying to secure data exchange between my STM32WB55 and an external android app ( with BLE) using the Chachapoly algorithm encryption and decryption example found here: https://www.st.com/en/embedded-software/x-cube-cryptolib.htm...