The basic feature of a code is the presence at it of the central target, that allows to render a code in those places, where the edges can be filled with any colours, in difference, for example, from DataMatrix of a code, in which necessarily there should be a zone separating a code from other part of the image. The technology Aztec of a code allows to code up to 3832 digital symbols, 3067 symbols of the alphabet or 1914 bytes.
    
Originally Aztec Code is submitted by
1) The version 1.000 of library aztec_1.dll, which supports only recognition and only of levels 1-11. Is not supported Small Aztec. Is not supported FNC1.
2) The version 1.000 of library aztec_2.dll. Supports only recognition. Support standard levels 1-11. Support Small Aztec. Is not supported FNC1.