Hello,I found this schematic and layout with a stm32f103c8t6. I ordered it and wanted to programm it.With stm32cubeprogrammer I detect the stm32 no problem via ST-LINK.Same with stm32cubeide I can download successfully the code.But now the problem is...

Hello,I designed a PCB with an STM32F103C8T6, and I've included the schematic below. I want to program it via USB, so I used designs I found online for the layout. The crystal is 16MHz. When I connect the USB to the computer, it detects a USB connect...