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overall symbol grade
The overall quality measure of a two-dimensional bar code symbol determined by machine scanning equipment per guidelines of ISO/IEC 15415 or ANSI INCITS 182-1990.
NOTE The grades range from 0 (low) to 4 (high) for ISO/IEC 15415 and from F (low) to A (high) for ANSI INCITS 182-1990.References
JESD22-B114, 3/08
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