Casio FX-602P series
The FX-601P and FX-602P were programmable calculators, manufactured by Casio from 1981. It was the successor model to the Casio FX-502P series and was itself succeeded in 1990 by the Casio FX-603P. == Display == The FX-601P series featured a single line dot matrix display with 11 characters as its main display.