Oki MICROLINE ML521 - Down Line Load Characters Command for 24-Pin Printers (Epson)

Chapter 5: Custom Character Commands50
Parameter n
Parameter n is used to specify the font to be used.
Table 36: Epson ESC : Command — Fonts for n Values
Value of n Font Value of n Font
0Roman 6OCR-A
1Swiss 7Orator
2 Courier (default) 8 Orator-S
3 Prestige 122 Swiss Bold
4 Script 124 Letter Gothic
5 OCR-B 126 Font set on Menu
Down Line Load Characters Commands for 24-Pin Printers (Epson)
⻬ ML390 Turbo, ML391 Turbo
Function ASCII Dec Hex
Load Custom Characters ESC & m n
1
n
2
d
0
d
1
d
2
[data]
27 38 m n
1
n
2
d
0
d
1
d
2
[data]
1B 26 m n
1
n
2
d
0
d
1
d
2
[data]
⻬ ML590, ML591
Function ASCII Dec Hex
Load Custom Characters
ESC & NUL m n
1
n
2
d
0
d
1
d
2
[data]
27 38 0 m n
1
n
2
d
0
d
1
d
2
[data]
1B 26 00 m n
1
n
2
d
0
d
1
d
2
[data]
Use these commands to begin downloading the character(s) to the printer.
Parameter m
This parameter selects the available area in RAM. The only available values/locations are m = 0
or m = 128.
Parameters n
1
n
2
These parameters specify the range of characters to be replaced with new ones. Multiple
characters must be assigned to adjacent locations.
Parameter n
1
indicates the first character that will be replaced: range 0 to 127.
Parameter n
2
indicates the last character that will be replaced: range 1 to 127.
Parameters d
0
d
1
d
2
These parameters define the width of the character grid in dots as follows:
d
0
= width of space before the character
d
1
= width of the character
d
2
= width of space after the character
Follow these parameters with the data calculated from your grid as shown above in the section
“Designing a Custom Character for 24-Pin Printers.”