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FUNCTION SELECTION VIA LINE (FSL) COMMANDS
Remember The bar code definition must be sent BEFORE the W—Bar
Code Printout command is used.
Many bar codes include checkdigits.
Text under the bar code is printed with the resident font.
As soon as the bar code is defined, it can be activated.
Start, stop, and center codes are generated automatically.
Bar code types (second digit) explained
UPC and EAN (X2) If 7 characters are received, an EAN8 checkdigit is calculated
and generated.
If 8 characters are received, an EAN8 checkdigit is calculated
and compared to the 8th digit.