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Standard ECMA-417
Architecture for a distributed real-time access system

2nd edition (June 2019)

This Standard specifies the architecture for a distributed real-time access system. The architecture specifies the layer concept of the system, functionalities of each layer, and interfaces. Communication between layers and functions are not in the scope of this Standard

The following file can be freely downloaded:

File name Size (Bytes) Content
ECMA-417.pdf 644 434 Acrobat (r) PDF file

The previous replaced "historical" edition of this Ecma Standard is available here.


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