西门子prodave驱动测试程序，可以连接S7-200和S7-300系列PLC，再次基础上可以编写监控软件-Siemens prodave driver test program, you can connect S7-200 and S7-300 series PLC, again based on the monitoring software can be written

这是一本介绍欧姆龙PLC编程手册的书，读者通过本书可以学习到PLC编程的一般步骤和知识，同时了熟悉了欧姆龙PLC的知识。-This is an Omron PLC programming manual book, readers can learn through the book to the general steps and knowledge of PLC programming, at the same time familiar with the knowledge of the O

禾川 PLC HCA4驱动，支持win7 32位 和64 位。这个是usb驱动，装上即可使用-PLC HCA4 driver Support win7 32 bit and 64 bit. This is a USB driver, which can be used