Specifies or cancels double-width enlargement for alphanumeric characters.
After this command is specified, the page length in lines and bottom margin must
be specified again.
In addition, the final character size when this command is executed and the
“Specify reduced characters” is set becomes the size of the double-width
characters after they are reduced.
Definition of {n1}
00 H(0):Disable
01 H(1):Enable