I bought the STM32F103RB development board. The hardware is good and can do everything else. The main clock is 8M, and the USB D- is connected to 3.3V through a 1.5k resistor using a jumper. Download
The system environment is: there are two network cards on an FTP server, one of which is connected to the public network switch and the other is connected to the government network switch. To achieve
[align=left][font=宋体]There are many USB manufacturers now, and almost all hardware manufacturers have USB products. The companies I know include Intel, National Semiconductor, Cypress, and AnchorChips
As people's demand for portable electronic products gradually increases, CMOS image sensors are increasingly widely used. In CMOS image sensor chips, a programmable gain amplifier (DPGA) is needed tha
For convenience, I'll paste the code directly: .S is as follows ;************************************************************************************************ ; uC/OS-II ; The Real-Time Kernel ; ;