First, we recommend our easy-to-read book which is an introduction to LXI called LXImate, download or request a free copy here. Alternatively, you can contact your local sales office or representative to have a copy sent to you.
You can also find additional knowledgebase articles pertaining to LXI here.
Or we recommend visiting the LXI Consortium website (www.lxistandard.org). This consortium controls the LXI Standard, and on their website, you can find a lot of information about the standard including the current version of the LXI specification and a list of products that conform to it.