Only way would be if you're lucky enough to find one used.
Speed Circuit was going to make one but the project never materialized past a 3D printed prototype.
https://mazdas247.com/forum/t/i-3d-printed-a-thing.123867625/
Haven't done much to the protege other than driving and racing the last couple years.
Pulled transmission last month due to bearing noise and after opening the case, found 2nd gear close to catastrophically failing.
The oil journal on the pinion shaft for 2nd gear has worn enough that the gear...
It should be pretty simple if you're experienced in wiring, fuel injectors and ignition coils to standalone, cam and crank signals shared with the stock ecu. You'll have full control over fuel and ignition same as a standalone. The rest of the cars features that are dependent on the oem ecu...
Short answer is no it won't work. I tried a DET3 piggyback years ago on a friend's protege and it doesn't read the maf signal correctly. The only piggyback that worked was the split second afc. Not sure if that's available anymore.
If you want a tune, best option would be a haltech elite 550 or...