s7nodave
可以看作是Prodave的开源替代者,在PLC侧,不需要编程
This device support does not require any special programming on the PLC side.
http://oss.aquenos.com/epics/s7nodave/
PRODAVE
用于PG/PC和S7-PLC之间通讯的工具包,在产品样本《ST70》中可以找到此软件
PRODAVE MPI/IE V6.2,订货号:6ES7807-4BA03-0YA0
https://mall.industry.siemens.com/mall/en/WW/Catalog/Product/6ES7807-4BA03-0YA1