While TIA Portal is the modern engineering software for SIMATIC S7-1200 and S7-1500 controllers , the S7 CanOpener has significant limitations regarding newer technology:
: It does not work online; you must have the project files on your PC www.runmode.com Usage Guide: Unlocking Blocks for TIA Portal s7 can opener tia portal top
, enabling users to view the contents of protected data structures even if they cannot modify them. Limitations While TIA Portal is the modern engineering software
: The tool operates strictly on offline project files stored on a hard disk; it cannot remove hardware-level passwords from a live CPU or decrypt online PLC memory. // TCON - Establish connection IF NOT tconConnect
The goal is to bypass the need for an S7 driver on the client side, using raw socket communication.
// TCON - Establish connection IF NOT tconConnect AND NOT tconDone AND NOT disconnectReq THEN tconConnect := true; END_IF;
The primary document you are looking for is the . While I cannot provide a copyrighted PDF download directly, here is a summary of the technical details usually found in the "S7 Can Opener for TIA Portal" documentation: