So, the purpose of mobile remote controlling environmental monitoring equipment is achieved.%基于SIM900A无线通信模块,设计和实现了一个环境在线监测短信反控系统.该系统在嵌入式Linux平台下,通过编程实现了一个标准的多路复用协议——GSM 07.10 Multiplexer Protocol,并结合“伪终端(pseudo tty)”技术,在串口和应用...