AVR单片机里的USB通信程序开发源代码,是某人的本科毕业设计,里面附有毕业论文.-AVR Single Chip USB communication procedures in the development of source code, is a person s undergraduate graduation project, which bearing thesis.

基于HAL库的STM32F072 USB通信程序。将USB枚举为CDC方式，使用虚拟串口与PC进行通信，可以达到发送和接收500+KB/s的传输速度。并在自建eval文件中实现I2C通信。可根据自己需要将main.C进行修改。(STM32F072 USB communication program based on HAL library.The USB enumeration is the CDC way, and the virtual serial port is used to comm