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Questions tagged [gs1-datamatrix]

gs1-datamatrix is the combination of DataMatrix technology and application of the GS1 standard, which is a definition on how to encode production/supply chain information when targeting healthcare products.

GS1 2D barcode symbologies, including DataMatrix: https://www.gs1.org/barcodes/2d

Full GS1 standard: https://www.gs1.org/standards/barcodes-epcrfid-id-keys/gs1-general-specifications

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How to calculate the variable weight/price check digit in a GTIN?

The GS1 standard defines GTIN codes that contain a 4 or 5 digit variable weight or price. This variable weight or price part needs to be validated with a check digit. How can I calculate this check digit in code? Please be aware that this check…
Jacob de Boer
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Product Name from GS128 Barcode / GTIN

I have GS128 barcode and my scanner scans the GTIN value of it. I want to get the product name from the GTIN value without referring any database. The exact requirement is in my store, I have a new product whose data is not available in the…
user1913341
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How do I identify application identifiers and their values from a GS1 2D Barcode (2D Datamatrix)?

I am attempting to identify values from a 2D barcode for parsing within a piece of software. Essentially, when scanning 2D barcodes, I obtain an incomprehensible string such as: 011234567890123410abcde21fghijk17200101 I have managed to program a…
ajcox
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12 Digit company prefix on GTIN-14?

Is GTIN-14 valid GTIN (according to GS1) if it’s missing item reference? Some visual depiction of what I'm inquiring about
krul
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How to encode FNC1 starting character to make GS1 Datamatrix?

I have made string for GS1 Datamatrix è010506060985000521sn1234567890ab 1002TRIAL003 17200228 ASCII 232 (01) Product Code (aka GTIN) (21) Serial Number ASCII 29 (aka aka Group Separator) (10) Lot/Batch ASCII 29 (aka aka Group Separator) (17)…
Easyweb
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How to print a GS1-Datamatrix in direct-protocol, how do I add FNC1?

I need to send a GS1-Datamatrix (value of code is dynamic) to a thermal printer (intermec) via serial port using direct protocol. The GS1 DataMatrix is a standard Data Matrix, but it should start with a FNC1 (Function Code One). The GS1 DataMatrix…
Petter Friberg
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Generating GS1 DataMatrix using ZXing.Net

What I need Is to generate a working GS1 DataMatrix, using this test content: (240)1234567890(10)AA12345(11)123456(21)1(96)1234567 Steps I've downloaded the nuget package from here: and I've created a console app that uses this code: private…
Spikee
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How to handle FNC1/ when encoding GS1 compatible DataMatrix code?

I get my DataMatrix code using the following line: BitMatrix bitMatrix = new DataMatrixWriter().encode(dmie.preEncodeBarcode(dataToEncode), BarcodeFormat.DATA_MATRIX, 50, 50, null); The input string I get contains "FNC1" (just as plain characters in…
Koeus
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My code can read QR but not 2D code (datamatrix)

I am using the code below to decode code from an image. This works fine with a QR code but not with a 2D datamatrix. def read_qr_code(filename): try: img = cv2.imread(filename) detect = cv2.QRCodeDetector() value, points,…
gtomer
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Extract GTIN, LoT, SN and EXP from GS1 DataMatrix barcode

I create software for pharmacies to validate drugs in NMVS. The program should work in such a way that I scan the drug code with a handheld scanner, click "Verify" and connect to NMVS. Most of the work is done, but to correctly verify the drug, I…
powermilk
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Decode data matrix using pylibdmtx or altenative library

I'm trying to use pylibdmtx to decode data matrix code from image and faced with problem of getting raw data string containing full set of symbols. I'm using this code: import cv2 from pylibdmtx import pylibdmtx if __name__ == '__main__': image…
Nikita Dvoretskii
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Data Matrix GS1 in python

help me please( I can't generate DataMatrix with GS1 symbol(FNC1) in python. when I just try the below code I can't get symbol gs1 in the screen from ppf.datamatrix import DataMatrix data =…
Sana
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forcing square data matrix codes using ZXing.Net?

I was wondering if there was a way to ensure that a data matrix code created with ZXing.Net comes out as a square? I'm not talking about the the image itself but the code itself. I have code that generates images with data matrix codes from input…
Aidal
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Scan datamatrix codes from pdf file and save them to csv

A task: Scan datamatrix codes from pdf file and save them to csv. File Final result: 010466010514027621)ZPTsFWoUgqe,91009492ZCUruNv8/rQRlZyH/mZhkRY11D5aW4aLjpVn3DVxFIi7l9gV/pvguWxiVnpTRI0SFkNx1dPavcQYjiQ6DCSnNw== I cannot form the structure of…
Arselongo
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GS1 Datamatrix barcode not generate properly as per xml request

I am using ZEBRA printer and it's model number is ZTC ZT410-203dpi ZPL. I am generating GS1 Datamatrix barcode using below ZPL…
Kels
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