STM32 MCUs Embedded software

USB Manufacturer String

Hi I have developed a product based on STM32F411 for commercial use, but dont have USB VID. My question is, can I use below combination of VID - 0x0483, PID - 0xAB12 and my company name as Manfacturer string for my product which is going to market in...

httpd not working after IP changed at runtime (no rtos)

Hi,I'm trying to implement a webpage to change network parameters (IP, Gateway, netmask) on nucleo-F429ZIIf i change parameters before httpd_init() is called, all works ok: the board responds to the ping, and the httpd returns the webpages. But if I ...

How to develop my STM32 USB based application?

You would like to learn how to use USB Device and USB Host within STM32 based application? You want to follow step by step videos to build your own USB application?Here a set of STM32 USB trainings: https://www.youtube.com/watch?v=rI3yBmnfAZU&list=PL...

USB HID driver fails right at end of enumeration

Hi all,I'm trying to write my own bare-metal USB HID driver for a personal project, on an STM32F042 microcontroller. The hardware is a custom PCB, with a USB Type-C in a USB 2.0 setup.The project is a keyboard, but for now I've defined the device as ...

USB Sticks / Mass Storage devices of some make not detecting with STM32F407VET6 USB_FS configuration using only USB_OTG_FS_DP and USB_OTG_FS_DM pins.

we want to use USB mass storage devices like PEN drives in one of our project based on STM32F407VET6, in which we use only USB_OTG_FS_DP and USB_OTG_FS_DM pins for communication and generated VBUS by means of other IC's. we observing that some mass ...

Own USB OTG FS Mass storage Host for STM32H743IIT6 3.3V not coming

Hi, We are developing a custom board based on STM32H743IIT6 microcontroller. The application is USB mass storage acting as HostWe are using USB OTG_FS connection for the microcontroller. We are connecting the VDD33USB to 3.3V.  And here is the USB co...

Is there an example of reading and using audio from the on-board microphone of the STM32F469I Discovery kit? Details below

I am trying to access and read audio from the on-board microphone of my board and run it through a speech recognition model (Tensorflow lite speech commands). I am unable to find the audio library for my board or an example of accessing and using aud...

hid usb device function

I'm using 'STM32F103RCT' and been create a HID Custom keyboard.When the HID Keyboard disconnects from the computer, is there a function that occurs?

I use STM32 VirtualCom USB library it have two function CDC_Receive_FS(); and CDC_Transmit_FS();. These functions send and receive data arrays, how can I send and receive one byte at a time?