Hammade parts has a cable to connect the FT2600 to the standard 6 pin mini-din:
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You can interface?a Raspberry PI running?Dire Wolf to the 6 pin mini-din using a DINAH sound card with?PTT control:
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There are two DINAH configurations.? The standalone?DINAH described in the link, in which case you must cut the JP3 jumper or a DINAH-Z PI Zero W stackable?configuration which has a physical jumper,
Several designs interfacing Raspberry PI through a DINAH to a variety?of radios can be found at:
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These have been replicated by a number of people and appear to be readily replicable by others.
There is a Raspberry OS image which one may use to start testing at:
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Instructions to build the image from scratch can be found at:
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If I can help further, please feel free to contact me.