Casio Japan
Recommended models for functional type: fx-991CN X, x-82CN X, fx-82ES PLUS A Recommended models for graphic type: fx-CG50, fx-CG20CN Recommended models for programming: fx-5800P, fx-9860GII SD, fx-9750GII Recommended models for desktop type: DH-120, MY-120, DW-200TW, DS-2B recommended model for financial type: FC200V Quite a few people have Casio calculators involved in their school days. As a classic old brand in the industry, its sales and reputation have been in a leading position, in the development of decades of enterprises, the launch of the world's first small electric calculator, the first software-programmable desktop electronic calculator and the world's first personal calculator, can be said to be the promoter of the history of calculators. The core of the computer product is the internal chip, which uses large-scale integrated circuits to arrange the memory, combinator and other modules on the chip. The basic calculator uses a digital logic circuit to realize the serial operation of each module, and its random memory has only one or two units. Complex calculators are composed of microprocessors and read-only memory to implement a variety of complex computing programs, and there are many random memory units. At that time, the United States and Japan fought fiercely for calculators,...