Casio VX-4 Pocket Computer from 1989

A video about the Casio VX-4 pocket computer, a version of the Casio fx-870P designed for Japanese IT engineering students.

In the video I walk through the basic usage of VX-4 and demonstrate programs to solve the N-Queens problem in BASIC, C using CASL.

For more information about the VX-4 check out the following links:
- http://pocket.free.fr/html/casio/fx-8...
- https://casio.ledudu.com/pockets.asp?...
- http://ptc.sytes.net/basic/manual/Cas...

For a video showing the self-test check out:
-    • Casio VX-4 / FX-870P Portable Compute...  

For a comparison of pocket computer BASIC features check out:
- http://basic.hopto.org/basic/manual/b...

For information about the HD61700 cross assembler check out:
- https://hd61700.yukimizake.net/

For more information about CASL and COMET check out:
- https://www.wikipe.wiki/wiki/ja/CASL
- https://jameltayeb.com/2018/02/19/cas...

And for a comparison of calculator benchmarks using the N-Queens problem:
- https://www.hpmuseum.org/cgi-sys/cgiw...

For more calculator videos check out my channel    / calculatorculture