, ▁such ▁as ▁the ▁PC - 6 0 0 1 , ▁the ▁PC - 6 0 0 1 ▁M K 2 ▁and ▁the ▁PC - 6 0 0 1 ▁M K 2 ▁SR . ▁There ▁is ▁also ▁an ▁American ▁version , ▁called ▁the ▁N EC ▁T RE K , ▁or ▁N EC ▁PC - 6 0 0 1 A . ▁It ▁was ▁followed ▁by ▁the ▁PC - 6 6 0 0 ▁Series . ▁ ▁Several ▁peri pher als ▁were ▁available ▁for ▁the ▁system ▁in ▁North ▁America , ▁including ▁an ▁exp ander ▁with ▁three ▁cart ridge ▁j acks ▁( some ▁of ▁the ▁cart ridge - based ▁games ▁used ▁two ▁cart rid ges ), ▁a ▁c ass ette - ta pe ▁rec order , ▁a ▁ 5 . 2 5 " ▁flo ppy ▁disk ▁drive , ▁a ▁printer , ▁and ▁a ▁touch pad . ▁ ▁Development ▁ ▁N EC - HE ▁was ▁a ▁subs idi ary ▁company ▁of ▁N EC ▁and ▁manufact urer ▁of ▁consumer ▁electron ics . ▁In ▁ 1 9 8 0 , ▁they ▁started ▁manufact uring ▁the ▁PC - 8 0 0 1 ▁which ▁was ▁developed ▁by ▁the ▁Electron ic ▁Dev ices ▁division ▁of ▁N EC . ▁It ▁was ▁successful ▁and ▁grew ▁the ▁personal ▁computer ▁market ▁in ▁Japan . ▁They ▁started ▁developing ▁a ▁low - cost ▁home ▁computer , ▁and ▁it ▁became ▁the ▁PC - 6 0 0 1 . ▁At ▁the ▁same ▁time , ▁the ▁Electron ic ▁Dev ices ▁division ▁developed ▁the ▁PC - 8 8 0 1 ▁for ▁home ▁and