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Section 8: Barcodes
Since the b0 bit of the c parameter has a value of 01 (check digit by printer), there
must be 11 data characters (x0B) specified in the Data Transfer Command.
Invalid UPC-A command:
Since b0 bit of the c parameter has a value of 0 (check digit by host/software),
there must be 12 data characters (x0C), not 11 (x0B), specified in the Data
Transfer Command.
<x
1B5B66 - barcode setup command prefix
0600 - setup data length (low byte first) -
x0006, x
B7 - barcode type = UPC-A
00 - module width = default
00 - space width adjustment = default
4003 - height (low byte first) - x0340 = 832
= 0.385 inches
00 - control byte: check digit from host,
print human readable character, center
flag character
1B5B70 - barcode data transfer command prefix
0B00 - data transfer length (low byte first)
- x000B, 11
>05852549545 ...