MSI symbology, also known as Modified Plessey, was designed upon Plessey Code. MSI barcode is mainly used in inventory business.
MSI bar code requires a modulo 10 check digit. If you download Barcodesoft MSI barcode demo program and install on your computer, you can use our Encoder to calculate checksum. Meanwhile, you can also find source code in VBA and C language of MSI barcode checksum calculation.
