VB与PLC通讯实例-利昌机电 -VB and PLC communications examples - Lee Cheong Electrical and Mechanical PLC communication with VB example - Lee Cheong Electrical and Mechanical PLC and VB Communications example - Lee Cheong Electrical and Mechanical PLC communica

通讯工具FTPLINK的源代码，适用于文曲星与电脑间的串口通讯。原作者为L-Communication FTPLINK the source code for Wenquxing from the computer serial port. The original author is Lee