crtCoord     = 0..79;
    pAtributo    = (inverso,medio,parpadear,subrayar);
    aDescripcion = set of pAtributo;
    indice       = 0..maxint;
    smallint     = 0..255;
    ajuste       = (izquierda,derecha);
    modoRead     = (asume, noasume);
    dispArray    = array [1..19] of string[80];