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There are many more documents for reference, and it said: Copies of documents which have an order number and are referenced in this document may be obtained by visiting: http://www.intel.com/design/literature.htm
How can I find these documents by order number?
For example: 574115 Gordon Peak Modular Reference Board [MRB] Yocto Ethernet Audio Video Bridge [eAVB] - Getting Started Guide - Rev. 0.3 8/3/2017