RS485的双向通信处，正在为此头疼的同学们可要注意了，这个可以解决你们双向通信过程中的很多问题哦-Two-way RS485 communications, the headache is to this end they' ll pay attention to the students, this two-way communication you can solve many problems in the course of oh

c8051f040单片机做的485通信源代码，适合工程。-c8051f040 microcontroller 485 to do the source code, for engineering.