Embedded STM32F1 usb coding - JohnHau/mis GitHub Wiki
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https://www.stm32duino.com/viewtopic.php?t=1046
https://mecrisp-stellaris-folkdoc.sourceforge.io/f1-usb.html
https://illuminatelocks.com/tafwszgk?key=0f22c1fd609f13cb7947c8cabfe1a90d&submetric=15138692 https://www.mischianti.org/2022/06/09/stm32-programming-stm32f1-via-usb-with-stm32duino-boot-loader-2/
https://github.com/arpruss/USBComposite_stm32f1 https://github.com/Ralim/STM32F1-USB-SD
https://wiki.stmicroelectronics.cn/stm32mcu/wiki/Introduction_to_USB_with_STM32
https://strawberry-linux.com/pub/STM32-P103.pdf
https://community.arm.com/support-forums/f/keil-forum/32761/stm32f1-usb-sdcard-msc
https://patents.google.com/patent/CN105528323A/en
https://forum.arduino.cc/t/using-usb-stm32f103-port-as-it-is-a-serial-port/669665 https://www.freelancer.com/job-search/stm32f103-usb-cdc-example/
https://os.mbed.com/forum/libdev/topic/5394/?page=1#comment-51412 https://stackoverflow.com/questions/64665255/stm32f103-hal-usb-uart-bridge
https://www.teachmemicro.com/stm32f1-serial-printf/
http://www.bdtic.com/en/st/stm32cubef1
https://pcbartists.com/firmware/stm32-firmware/stm32-usb-device-not-recognized-solution/ https://www.instructables.com/Gamecube-Controller-USB-Adapter-and-Getting-Starte/
https://grindskills.com/stm32f103-usb-cdc-does-not-work/ https://forums.freertos.org/t/stm32f1-freertos-libopencm3-usb-causes-failure/8538
https://st.force.com/community/s/question/0D53W000016m9VXSAY/stm32f105-dfu-bootloader-does-not-work https://www.visualmicro.com/forums/YaBB.pl?num=1640803382/10 https://www.rapidonline.com/st-nucleo-f103rb-nucleo-development-board-stm32f1-series-arduino-compatible-75-0774
https://groups.google.com/g/stm32_en/c/0J30h0BmOzY
https://www.electronicshub.org/how-to-upload-stm32f103c8t6-usb-bootloader/ https://stm32duinoforum.com/forum/viewtopic_f_28_t_4474_start_20.html
https://sparklogic.ru/stm32f103-boards/solved-usb-and-generic-stm32f1-board-noob.html
https://tomeko.net/miniscope_v2c/
https://controllerstech.com/emulate-stm32f103-as-a-mouse/
https://blog.csdn.net/asher__zhou/article/details/105519209
http://stm32f4-discovery.net/2015/08/hal-library-21-multi-purpose-usb-library-for-stm32fxxx/ https://www.olimex.com/Products/ARM/ST/STM32-103STK/resources/STM32-103STK.pdf
http://forum.chibios.org/viewtopic.php?t=1794 https://www.elektroda.com/rtvforum/topic2370966.html
https://www.openstm32.org/forumthread6690
https://www.espruino.com/STM32F1Flash
http://www.emcu.it/STM32/STM32-USB-FS/USB-FSDeviceLibrary.html
https://www.edaboard.com/threads/writing-reading-sd-card-through-usb-on-stm32.226999/ https://sites.google.com/view/makeriot2020/home/tutorials/stm32-blue-pill/using-native-usb-port-on-stm32-blue-pill
https://pdfpremiumfree.com/downloads/ti-msp432-arm-programming-for-embedded-systems-arm-s-volume-4/ https://crates.io/crates/stm32-usbd https://cbdstuttgart.de/flash-start.html
https://www.programmersought.com/article/33205530562/
https://how2electronics.com/stm32-bootloader-programming-usb/
https://forum.mikroe.com/viewtopic.php?t=69627
https://ja.aliexpress.com/item/2251832696493128.html?gatewayAdapt=glo2jpn4itemAdapt
https://www.mikrocontroller.net/articles/USB-Tutorial_mit_STM32