STM32 MCUs Embedded software

I have nucleo f439zi board. Can anyone help me how to transfer report in custom usb hid using polling method

USB DEVICE and USB HOST in STM32F401 custom made board

Hello everyoneI am struggling with my custom board to be used as HOST or DEVICE.In my board I have both connectors USB HOST A, and miniUSB Device connector in parallel.When using an application as USB HOST for an USB Keyboard, everything is working f...

Implementing separate power supply for IWDG (watchdog)

HiIn the STM32H7 dual-core safety manual (UM2840) Section 4.2.1 Power supply, ST states that it is recommended to use a separate power supply for IWDG. In the reference manual (RM0399) in figure 576 it is displayed that IWDG is supplied from Vdd doma...

USB OTG_HS Can endpoints 6 and beyond be used?

Is it possible to use endpoints after 6 in STM32F4 OTG_HS?Endpoint 6 and later of OTG_HS_DAINTMSK register cannot be unmasked. Other OTG_HS registers have only up to 5, so I would like to know if only 0 to 5 can be used.Thank you.

USBX/AzureRTOS: when plug/unplug from the computer - it doesn't always come back up

On an device running USBX/AzureRTOS, when I plug/unplug it from the computer - it doesn't always come back up device->ux_slave_device_state stays at UX_DEVICE_ATTACHED, and windows gives a Device Descriptor read failed (and a USB device not recognise...

I'm working in a project using STM32H735IGK6, I need to read 7 analog inputs. I'm using PlatformIO on Visual Studio Code with Zephyr RTOS. Are there some example or template about how to read from ADCs? How to define the devicetree? Thank you,

[F767ZI, C++] A hard fault occurs during the initialization of an object

I am writing code for the NUCLEO-F767ZI board in C++.Initially, I have three classes and their objects are defined as global variables in `usermain.cpp` in ${Project}\User\Src\:SystemClass systemObj(1);   PwmClass servoObj(&htim3); TLinkClass tlinkOb...