[b]Program function[/b][list=1] [*]Enumerate the STM32 USB as a HID device. [*]STM32 uses 3 endpoints, endpoint 0 is used for enumeration, endpoints 1 and 2 are used for data transmission and receptio
Ultra-low resistivity, extremely fast electron migration speed - graphene, which can effectively conduct electron spin, has made the scientific community generally look forward to: a new round of elec
Is there any group for drawing PCB, or QQ for drawing PCB, which is for experts? I am a novice and have just started to design PCB. I may encounter some problems in the learning process. I want to add
When synchronizing with ActiveSync, I cannot connect the PC with USB. When I insert the USB, the PC prompts that new hardware is found and the hardware can be used, which means that there is no proble
[i=s]This post was last edited by the Second Battalion Commander of the Independent Regiment on 2020-3-25 07:54[/i]After finishing, I found that the filter capacitor was missing after the rectifier br