Barcode Print+ User's Guide

2
2 Breakdown of Control Codes
2.1 1-D Barcodes
Each barcode comprises a sequence of PCL commands and control codes. Control code parameters can be
customised to change the code’s size, shape, and content.
Example
1

2

3

4

5

6

7

8

ESC(s
0p
30v
,,,b
,,,s
h
24600T
123456789123
Barcode Print PCL Command
Barcode Data
#
Name
Parameter
Comments
1
Escape code
ESC(s
ESC is ASCII value 27
2
Human-readable information
#p
Default value = 0p
3
Barcode height
#v
Default value = 0v
4
Barcode width
#b
Default value = ,,,b
5
Barcode space width
#s
Default value = ,,,s
6
Human-readable text font
#h
Default value = h
7
Barcode name
PCL_BARCODE_NAMET
See Overview of Barcode Types
8
Barcode data
N/A
User-defined information
NOTE
 To ensure good readability, each barcode must be programmed correctly.
 If the “b” and “s” parameters are identical, the “s” parameter does not need to be specified.
 Do not use decimal values (e.g. “1.5”).
2.1.1 Human-readable information (“p”)
Specifies if a caption is printed with the barcode.
ESC(s0p
30v,,,b,,,sh24600T123456789123
Value
Description
0
Default (print)
1
Do not print human-readable text
2
Embed human-readable text
3
Half-embed human-readable text
4
Print human-readable text under the code