Modes.FNC1Mode
Enum
Identifies application-specific Function Code 1 (FNC1) usage for GS1 and similar standards. Apply when encoding GS1 AI sequences or industry-specific Application Identifiers. Set FNC1SecondPosition with an application indicator (digit pair or letter) where required.
Definition
Fields
FNC1 in first position – marks data as GS1 element string (Application Identifiers separated by FNC1 as needed). Use for global trade item numbers and logistic codes.
C#
FNC1FirstPosition = 1
FNC1 in second position – precede encoding with an application indicator (two digits or a single letter). Use for industry variants (e.g., specific GS1 standards extensions). Provide the indicator separately when constructing the QR Code instance.
C#
FNC1SecondPosition = 2