Casio PB-1000
Encyclopedia
The Casio PB-1000 was a hand-held computer released by Casio
in 1987. Revolutionary for its time, it featured a touchscreen
display which consisted of 16 keys built into the screen, arranged in fixed positions on a four by four matrix.
The computer itself included 8Kb of RAM
and it was possible to install a 32Kb memory expansion card.
The PB-1000 was programmable in both a custom version of the BASIC
language and assembly language
.
Casio
is a multinational electronic devices manufacturing company founded in 1946, with its headquarters in Shibuya, Tokyo, Japan. Casio is best known for its electronic products, such as calculators, audio equipment, PDAs, cameras, musical instruments, and watches...
in 1987. Revolutionary for its time, it featured a touchscreen
Touchscreen
A touchscreen is an electronic visual display that can detect the presence and location of a touch within the display area. The term generally refers to touching the display of the device with a finger or hand. Touchscreens can also sense other passive objects, such as a stylus...
display which consisted of 16 keys built into the screen, arranged in fixed positions on a four by four matrix.
The computer itself included 8Kb of RAM
Ram
-Animals:*Ram, an uncastrated male sheep*Ram cichlid, a species of freshwater fish endemic to Colombia and Venezuela-Military:*Battering ram*Ramming, a military tactic in which one vehicle runs into another...
and it was possible to install a 32Kb memory expansion card.
The PB-1000 was programmable in both a custom version of the BASIC
BASIC
BASIC is a family of general-purpose, high-level programming languages whose design philosophy emphasizes ease of use - the name is an acronym from Beginner's All-purpose Symbolic Instruction Code....
language and assembly language
Assembly language
An assembly language is a low-level programming language for computers, microprocessors, microcontrollers, and other programmable devices. It implements a symbolic representation of the machine codes and other constants needed to program a given CPU architecture...
.