User`s manual

setting of the last received command is effective.

• ESC + can also select character size. However, the setting

of the last received command is effective.

• This command is effective for both alphanumeric and

Chinese character.

[Default]: n = 0

[Reference]: ESC -, ESC +

4.2.2 GS ! n

[Name]：Enlarge character

[Format]： ASCII GS ! n

Hexadecimal 1D 21 n

Decimal 29 33 n

[Description]:

N indicate responsed bdouble height, double width

information.

0 1 2 3 Double -height 4 5 6 7 Double-width

0 0 0 0 1 0 0 0 0 1

1 0 0 0 2 1 0 0 0 2

4.2.3 ESC - n

[Name]: Select／cancel underline

[Format]: ASCII ESC – n

Hexadecimal 1B 2D n

Decimal 27 45 n

[Description]: n