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: Hardware setup details, including I/O module mapping and communication protocol settings (e.g., Ethernet, Serial).

While "VNDM" specifically identifies a niche scientific analysis tool, a PLC project archive typically includes the following features:

: Tag names, rung comments, and instruction descriptions that explain the system's operational context.

: Information describing the package version, target hardware (e.g., CPU type), and developer notes.

: If associated with the VNDM software, the ZIP may contain *.xyd (coordinate data), *.dat (presence/absence matrices), or *.ndm (binary distribution) files used for mapping species. PLC Programming Secrets: Document Like a Pro or Pay Later