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The interior of a Casio fx-20 scientific calculator from the mid-1970s, using a VFD. The processor integrated circuit (IC) is made by NEC (marked μPD978C). Discrete electronic components like capacitors and resistors and the IC are mounted on a printed circuit board (PCB). This calculator uses a battery pack as a power source.
The Casio FX-7000G is a calculator which is widely known as being the world's first graphing calculator available to the public. It was introduced to the public and later manufactured between 1985 and c. 1988. [2] Notable features are its ability to graph functions, [3] and that it is programmable.
In 1998, the Casio fx-991W model used a two-tier (multi-line) display and the system was termed as S-V.P.A.M. (Super V.P.A.M.). The model featured a 5×6-dot LCD matrix cells on the top line of the screen and a 7-segment LCD on the bottom line of the screen that had been used in Casio fx-4500P programmable calculators. [1]
An optional Casio FA-6 interface board provided a cassette tape recorder connector, a Centronics printer connector and an RS-232C port. The calculator could print data and listings on any Centronics printer; printing graphics required the Casio FP-100 plotter-printer. Later, Casio released the FX-880P, which had 32 kB built-in memory.
Casio graphic calculators use Casio BASIC, a programming language based on BASIC. Variable names are restricted to single letters A-Z, which are shared by all programs including subroutines which are stored as separate programs. This means there are no local variables; they are all global. These variables are also shared by other functions of ...
Pages in category "Casio calculators" The following 15 pages are in this category, out of 15 total. This list may not reflect recent changes. 0–9. Casio 9850 series; B.
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The CAS was first used in the Casio CFX-9970G then the Casio Algebra FX 2.0, and later formed the core math system for the ClassPad. In 1999, the idea of the eActivity emerged. It was intended to allow all applications to interact from within one application, and display information in a textbook style.