Every IODD (IO Device Description) file carries a checksum near the end: <Stamp crc= "1462814215" > <Checker name= "IODD-Checker V1. 1. 1" version= "V1.

Source: [Dev.to](https://dev.to/calumk/how-the-io-link-iodd-checksum-works-2jbp)

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