Parameters

characteristic-name

   Assigns a name to the characteristic being defined. The
   characteristic name can be the name of an existing characteristic
   or a string of 1 to 31 characters that defines a new
   characteristic. The character string can include any uppercase
   and lowercase letters, digits, the dollar sign ($),  and the
   underscore (_),  and must include at least one alphabetic
   character. Only one characteristic name can be defined to each
   number.


characteristic-number

   Assigns a number in the range 0 to 127 to the characteristic
   being defined.