Escape Sequence:

ESC

L

g

1

Hexadecimal:

1B

4C

67

31

Decimal:

27

76

103

49

Example 2: The following example replaces logo location 1 with the logo image contained in logo.prn file. The following escape commands must be sent sequentially and are necessary to complete logo download.

Escape sequence 1:

ESC

D

L

CR

LF

 

Escape sequence 2:

ESC

L

G

1

CR

LF

Escape sequence 3:logo.prn file

 

 

 

 

Escape sequence 4:

ESC

L

G

0xFF

CR

LF

Escape sequence 5:

ESC

L

g

1

 

 

The following table represents the LED behavior for each Escape sequence during logo download.

Command

Description

Printer Response

 

 

 

ESC D L CR LF

Select Logo Download Mode

?

 

 

 

ESC L G n CR LF

Select Memory Location

none

Send Graphic Logo File

Send a Binary file with the Logo

none

 

image

 

ESC L G 0xFF CR LF

Stop Loading Graphic Logo

D!X

ESC L g n

Print Graphic Logo

Printer Prints Logo n

LED Status

Power LED - Flashing Green

MRC & Error – Steady Red

Power LED - Flashing green

Power LED - Flashing green

While the logo is being burned Power LED – Steady Green MRC & Error – Steady Red

When Burning complete Power LED – Steady Green none

Note: The above logo download commands are intended for Developers only. Please contact Customer Support for any Logo Download Utilities.

Download – Fonts

Enable Font Downloading

ESC D F CR

This command will enable the font download feature.

Escape Sequence:

ESC

D

F

CR

Hexadecimal:

1B

44

46

0D

Decimal:

27

68

70

13

Display Tables Information

 

ESC F I CR

This command will instruct the printer to display the font table’s information at the host. The printer must be connected to the host in order to receive the font table’s information.

Escape Sequence:

ESC

F I CR

Hexadecimal:

1B

46 49 0D

Decimal:

27

70 73 13

Command is valid after ESC, D, F, CR

44

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Datamax 7A300007 Rev. 2 manual Download Fonts, Enable Font Downloading, Esc D F Cr, Display Tables Information, Esc F I Cr