Epson ESUP Commands Arranged by Topic

Note: MSB is the Most Significant Bit. MSB control (ESC =, ESC > , and ESC # ) is not valid for graphics or user-defined character.

ESC = (equal)

 

Set MSB to 0

Format:

 

 

ASCII code:

ESC

=

Decimal:

27

61

Hexadecimal:

1B

3D

Comments:

Sets the MSB of all incoming data to 0. Some computers always send data with the MSB set to 1, which means that italics or character graphics are always printed. ESC = can overcome this problem.

ESC >

 

Set MSB to 1

Format:

 

 

ASCII code:

ESC

>

Decimal:

27

62

Hexadecimal:

1B

3E

CommentS:

Sets the MSB bit of all ‘incoming data as 1.

ESC #

 

Cancel MSB Control

Format:

 

 

ASCII code:

ESC

#

Decimal:

27

35

Hexadecimal:

18

23

Comments:

Cancels the MSB control set by ESC = or ESC > .

Command Summa@ 9-11