8 years, 11 months ago.

stm32f103c8t6 is not recognized

hello everyone this is my first try to work with ARM and I bought stm32f103c8t6 that is simple to start with it a few days before i buy a big development board I have a problem in installing usb driver on windows 10 for stm32f103c8t6 I have STM32CubeMX and already installed stm32f1 package but windows 10 shows a problem in device manger please see the attachment for the message and the board has red led D2 that blinking when i press S2 it turns off and when press it again its blinking again i tried windows 7 and it has the same problem with unrecognized usb message please help: do you think the board is not working and i have to reship it as damaged? do i have to put jumper ? or maybe do you think that no usb loader in chip and i have to use stlink to install loader ?? i don't have stlink now ..please help me