The AB_data_logger is a data logger for an Allen-Bradley PLC using the pycomm3 library. It continuously monitors a specified PLC tag, and when the tag value changes, it fetches data from other tags ...
This driver is the base driver for the library, it handles common CIP services used by the other drivers. Things like opening/closing a connection, register/unregister sessions, forward open/close ...
Reading Controllogix data from the plc has now moved into a much simpler form with Python 3 by importing Pycomm3 or PyLogix. Before Windows disabled the DDE (Dynamic Data Exchange), we could right sim ...