MODBUS资料\基于Modbus+RTU的串口调试软件的实现.pdf ..........\VC_MFC串口通信编程详解.pdf ..........\VC串口编程图解教程.doc ..........\~$Modbus RTU的串口调试软件的实现.doc ..........\基于Modbus RTU的串口调试软件的实现.doc MODBUS资料