这是一个LINUX下多串口驱动程序，是一个非常成熟的代码，已经卖出很多了，非常难得，希望能给大家带来帮助。里面包括了协议及控制，校验等等代码，希望大家支持-This is a multi-serial port under LINUX driver, is a very sophisticated code, have sold a lot, very rare, I hope everyone can help. Which include the protocol and control,