All tools · page 238
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Explains 2-digit and 5-digit add-ons for price, issue, and weight supplements.
Explains full-ASCII shift characters for lowercase and symbols in Code 39.
Chooses subsets A, B, or C for shortest encodings, with digit-run rules.
Explains FNC1 through FNC4 uses including GS1-128 and application triggers.
Estimates symbol width in modules from payload and subset choice.
Estimates Code 39 symbol widths from character count and narrow-wide ratio.
Explains Code 39 VIN encoding rules including I and O exclusion.
Explains A-D start and stop conventions and their uses in Codabar.
Explains Code 93 encoding, two check characters, and full-ASCII mode.
Chooses among Databar Omnidirectional, Stacked, Expanded, and Limited for retail data.
Compares DataMatrix and QR on capacity, module size, and marking use cases.
Covers Aztec compact versus full-range modes and error correction tiers.
Lists Aztec data capacities by layer count and error correction percentage.
Lists PDF417 data capacities by column count and error correction level.
Summarizes rectangular DataMatrix (DMRE) sizes for elongated label shapes.
Sets minimum module sizes for DataMatrix on small parts and direct part marks.
Explains MaxiCode modes and primary versus secondary messages for parcel routing.
Explains Pharmacode numeric ranges 3-131070 and single or double track options.
Covers human-readable interpretation rules below GS1 and retail symbols.
Encodes GTIN plus serial into SGTIN-96 EPC hex for RFID programs.
Builds AI 8003 returnable-asset codes from company prefix and asset serial.
Strips control characters, tabs, and non-encodable symbols before barcode generation.
Lists maximum character capacities across common 1D and 2D symbologies.
Compares retail, logistics, healthcare, and 2D symbologies on one reference page.