Datamax E-Class Mark II Programmer's Manual page 220

The following example prints a Codabar bar code with a wide to narrow bar ratio of 3:1:
<STX>L
D11<CR>
1I63040001501000A1234567890D<CR>
121100000000100Barcode I<CR>
E
J: Interleaved 2 of 5 (with a Modulo 10 Checksum)
Valid Characters: 0-9
Variable Length.
Valid bar widths: The expected ratio of wide to narrow bars can range from 2:1 to 3:1.
The following example prints an Interleaved 2 of 5 bar code with a modulo 10 checksum
added and with a wide to narrow bar ratio of 3:1:
<STX>L
D11<CR>
1J000000015010001234567890<CR>
121100000000100Barcode J<CR>
E
K: Plessey
Valid Characters: 0-9
Length: 1 to 14 digits
Valid bar widths: The expected ratio of wide to narrow bars can range from 2:1 to 3:1.
If a + character is the last data character, an additional MSI checksum will be added to
the bar code in place of the + character.
The following example prints a Plessey bar code with a wide to narrow bar ratio of 3:1:
<STX>L
D11<CR>
1K000000015010001234567890<CR>
121100000000100Barcode K<CR>
E
208
Appendix G – Bar Code Details
Barcode I
Class Series 2 Programmer's Manual