Toshiba B-EP Series Interface Specification page 276

(5) 1-cell width
(6) Format ID
Data Matrix can handle all codes including alphanumerics, symbols and Kanji. Since the
data compression rate varies according to the code, a code to be used is designated
using the format ID.
Format ID
1
2
3
4
5
6
(7) Rotational angle of two-dimensional code
Point of origin
0°
1-cell width
1-cell width = 3
Code
Numerics
Letters
Alphanumerics, symbols
Alphanumerics
ASCII (7 bit)
ISO (8 bit)
90°
5-106
CHAPTER 5 TPCL-LE MODE (INTERFACE COMMANDS)
When 1-cell width is set to 00 for the Data
Matrix or CP code, a two-dimensional code
is not drawn. However, the barcode printed
on the previous label is cleared.
The maximum cell width is 99 dots.
(However, the number of digits of data
should be limited so the two-dimensional
code can be printed within the 2-inch head
width.)
Details
0 to 9 space
A to Z space
0 to 9 A to Z space . , - /
0 to 9 A to Z space
00H to 7FH
00H to FFH (Kanji)
180°
B-EP Series
270°