ESC/ P Command Reference

・The p
arameter “parentheses deletion” is available only when GS1-128(UCC/EAN-128)
is selected.
・The parameter “ratio between thick and thin bars” is available only when t0, t1 or t9 is
selected.
・The parameter “equalize bar lengths” is available only when t5 or t6 is selected.
・When another type is selected, these parameters are ignored.
・When there is no type command or an invalid type command is specified, CODE39 is
set.
・The number of bar code characters that can be entered for each type is as follows:
t0: 1–50 characters (* is not included)
t1: 1–64 characters
t5: 7 characters (for EAN-8)
12 characters (for EAN-13)
11 characters (for UPC-A)
t6: 6 characters
t9: 3–64 characters (Must begin and end with A, B, C, or D.)
ta: 1–64 characters
tb: 1–64 characters
tc: 3–15 characters (begins with “01”) (except with RSS Expanded)
1–64 numbers or 1–40 letters* (for RSS Expanded)
* ISO646 characters can be printed.
(numbers, letters, spaces, !, ”, %, &, ’, (, ), *, +, ,, -, ., /, :, ;, <, =,
>, ? and _)
2 B or b : Beginning of bar code data
3 [Bar code data]: Bar code data
? (Generate check digit)
Generates a check digit if there is “?” in the bar code data.
The position of “?” is irrelevant as long as “?” is within the bar code data.
With CODE128 and GS1-128(UCC/EAN-128), no check digit is generated.
If "?" is inserted, it is treated as bar code data.
4 Backslash: End of bar code data
[When the type is CODE39, ITF(I-2/5), EAN-8, EAN-13, UPC-A, UPC-E,
CODABAR or RSS symbols]
ESC i ［Parameter］ B or b ［Bar code data］
\
71
[When the type is CODE128 or GS1-128(UCC/EAN-128)]