+// stdio.asm: WORD p_digits,'DIGITS',dovariable
+
anchor:p_digits[]
-Word: DIGITS
-------------
+=== Word: DIGITS
-----
-stdio.asm: WORD p_digits,'DIGITS',dovariable
-----
+....
+Data stack: ( -- a )
+....
+"DIGITS" is a variable word that holds the character array for mapping
+digit values to characters. It contains the 16 characters 0-9 and a-f.