STM32 MCUs Embedded software

How to do use STM32F407VE as USB HID HOST connect a custom HID device

Hi i have a custom HID device with two interface configurations.i use cubeMX create project. if can enumerate  device but can't communicate.the program stop at  status = USBH_HID_GetReport(phost, 0x01U, 0U, HID_Handle->pData, (uint8_t)HID_Handle->len...

DFU mode STM32L475

Hello, How to set in DFU mode my STM32L475?Who to flash the micropython firmware .dfu?Where to find all the micopython commands in python to program wifi and sensors?Thans to be very precise in your answers please.Your sincerely.Julien

Cheap way to add Wifi+Ethernet to an STM32 project

Hi dear community! :)My project is based on an STM32, probably one in the F range (have not decided fully yet).I would like to add Ethernet and WiFi to my project, ideally in a cheap way (in terms of manufacturing costs, for let's say 1000 units), I ...

Drop into Error_Handler with HAL_CAN_ERROR_PARAM if CAN send data by HAL_CAN_AddTxMessage

I am using STM32F302RBT6 for CAN communication baud rate 10K. the firmware works on lab system. If download the firmware at field, the system dropped into Error_Handler when CAN sends data.APB1 clock = 8MHz, Pre-scaler = 50, Seg1 = 13, Seg 2 = 2 hcan...

STM32G070 Bootloader using YModem over UART3 does not work.

I am using PC10 & PC11 as UART3 Tx & Rx respectively and YModem protocol to transfer hex file. After sending "1" over Teraterm Bootloader waits for HEX File to be received. but does not receive even after sending from terminal and comes out with "TIM...

Using the Fatfs supplied in CUBE, how can a file be deleted, specifically in a directory?

Do I need an external crystal if I want to use the STM32F412 USB FS device ? or can I use the internal HSI ?

Has anyone done a USB CDC_Host as VCP on the stm322f429/STM32F469 ? does it require a specific driver?

Is it required to have HSE clock source for custom bootloader using CAN bus for STM32F446RE

Hello,In the application note AN2606, it is mentioned that ST's bootloader for STM32F446RE requires HSE clock if CAN bus is used to upload the hex file. Now, if I am writing my own custom bootloader to upload the code via CAN, would I still need the ...

Application with ST self tests added throws Hard fault exception when Code optimization level is set to Medium/High(Balanced) in IAR workbench for ARM v8.22.3. Same application works for Medium/High(Balanced) optimization without ST self tests.

We are using STM32F405RG controller for our project and using ST self tests library for RAM, Flash and clock test. Currently we are trying to use code optimization option from IAR workbench functional safety version 8.22.3 and optimize code at medium...