GitHub - DAlexis/stm32-usb-bootloader: This repository contains bootloader for stm32f1xx microcontrollers. It works for stm32f103ret6, but you can simply adopt it to any MCU supporting STM32 HAL library with USB and SD-card
STM32 HAL Composite USB - Stm32World Wiki
Custom class for STM32 USB device library – 東 Higaski
USB CDC Device and HOST in STM32 » ControllersTech
Send and Receive data to PC without UART (STM32 USB COM)
Henry Choi: STM32L476 based USB audio device
STM32 USB Virtual COM Port (VCP). This article is a tutorial on how to… | by Pasindu_Sandima | Medium
Introduction to USB with STM32 - stm32mcu
STM32 USB Device | PDF | Usb | Device Driver
STM32 USB CDC - Damogran Labs
Program STM32 Blue Pill through USB Port with Bootloader
DIY HID USB Keyboard Using STM32 [STM32 Tutorials] [HAL] : 6 Steps - Instructables
Libraries link STM32 USB PD peripheral to UBS port protection ICs
Custom class for STM32 USB device library – 東 Higaski