On the methods of binary selection fitting coding of the modularized design;

Analysis of algorithm of binary two -bit based multiplication;

Association rules mining algorithm based on binary;

An investigation and analysis on the issue of the relationship between Xian tian tu and binary system;

Had Leibniz not seen the Xian tian tu before he founded the binary system? —— A textual research of European literature about culture exchange between China and the West in the seventeenth century;

Computers need numerical value change between binary system,octal system and decimal system The fortran77 is used in the programming to perform the numerical value converting.

The absolute coder is introduced in two sides of the PLC programming and the interchange between Gray Code and Binary Code to explain how the function of angle measure is finished by PLC.

The method of shift-copy generating sequence by binary code copy information is presented.

The paper introduces the principle, the design thought and the software realization of converting for binary code to binary coded decimal code which are based on the CPLD FLEX10K of the Altera corporation and programmed in VHDL.