USB转串口的驱动程序，在80C51单片机与计算机进行通讯的时候需要用到只程序才能进行。 -USB to serial port driver, the 80C51 microcontroller to communicate with the computer when the need to use only the process to proceed.

基于C80F51单片机USB转can的驱动程序(C80F51 microcontroller based on USB to can driver)