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Here are instructions for using your H9000 as a USB audio interface with Windows 10: https://cdn.eventideaudio.com/manuals/h9000/content/setup.html#using-the-h9000-with-windows
Remember to download the Windows USB Audio Driver for H9000 https://www.eventideaudio.com/downloader/11371 and Bonjour https://support.apple.com/kb/DL999?locale=en_US
In regards to SPDIF, read https://cdn.eventideaudio.com/manuals/h9000/content/operation.html#things-to-know-about-signal-routing and https://cdn.eventideaudio.com/manuals/h9000/content/setup.html#digital-audio-mode
In Emote, the routing from USB to SPDIF RCA would look something like this:
