Datamax MP-Compact4 Programmer's Reference Manual page 25

PROGRAMMER'S REFERENCE MANUAL
Label layout definition commands
121 MaxiCode mode 2
122 MaxiCode mode 3
123 MaxiCode mode 4
124 MaxiCode mode 5
131 Data matrix
Table 2 – 2D code symbologies in Labelpoint
Matrix code developed by UPS (United Parcel Service)
which can encode about 100 characters of data in an area
of 28x27 mm. Modes 2 and 3 are optimized for encoding
postal address information. Mode 4 is used for encoding
arbitrary data. Mode 5 employs enhanced error correction.
Matrix code. Arbitrary binary data. A maximum of 3116
numeric, 2335 alphanumeric characters or 1556 bytes
binary data can be coded.
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