对欧姆龙PLC的DM区的网络读和写,与MSDATGRD.OCX网格控件的使用,关联Access数据库.

C# 写的欧姆龙PLC通讯程序源码。 通讯协议为HOST LINK可实现 1、通讯测试 2、PLC工作模式设定 3、读写DM数据区 4、置位和复位IR区，读相应位的状态 5、完全由程序实现，无需安装控件-C# written by Omron PLC communication program source code. Communication protocol for HOST LINK can be achieved 1, the communi

开源.net HMI 框架,框架包含AB，Opc等plc驱动和免费的桌面环境控件.-a free and “almost open-source” HMI framework written in VB.Net that offer some drivers for PLCs, and also offer free SCADA objects for winforms users.