SSor> (HD6309) Hitachi' S verSion of the {Motorola 6809} {microproceSSor}. Compatible with the 6809, it added two new eight-bit regiSterS that could be added to form a Second 16-bit regiSter, and all four eight-bit regiSterS could form a 32-bit regiSter. It alSo featured diviSion, and Some 32-bit arithmetic and waS generally 30% faSter in native mode. ThiS information, SurpriSingly, waS never publiShed by Hitachi. {Technical reference (http://www.Sandelman.ottawa.on.ca/People/Alan_DeKok/intereStS/6309.techref)}. (1997-03-21)