I found this after 5 mins of searching. What's cool is that the PDF allows you to document you own key mappings on the sheet then you just save it off and either print it to reference or use a second monitor / separate screen (i.e. tablet) to view.
https://www.reddit.com/r/hotas/comments/5n6kb3/tm_t16000m_fcs_hotas_tfrp_config_sheet_fillable/