3 – 11
The following codes print the bar code data in uni-directional mode.
Bar Code Printing Decimal Hex ASCII Comp
Bar code printing (uni-direct.) 27 16 66 1B 10 42 ESC DLE E P A
n1 (Data) n1 (Data) B n1 (Data
Postnet ZIP Code 27 16 67 1B 10 43 ESC DLE E P A
n1 (Data) n1 (Data) C n1 (Data)
n1 specifies the byte length of the following data.
Combined Commands Decimal Hex ASCII Comp
Print mode combinations 27 33 n 1B 21 n ESC ! n E
n = 0 to 255
Print mode combinations 27 73 n 1B 49 n ESC | n P A
These commands provide a shortcut for specifying combinations of features in a single
escape sequence. However, the two versions differ both in the features accessible
through the command and in the way you specify those features.
EPSON
The ESC ! command lets you use any combination of the features listed in the table
below. To determine the value of n, add up the values for all the features you wish to
use. To turn off all these features and return to 10 CPI printing, substitute 0 for n.
Epson Print Mode Combinations
Feature Value
Underline 128
Italics 64
Double width 32
Enhanced 16
Emphasised 8
Compressed 4
Proportional 2
Elite (12 CPI) 1