CRC16 for ModBus RTU calculation

Posted on 2004-10-23
Last Modified: 2013-12-26
Hi all

  I need to calculate CRC16 for ModBus RTU.

  I've found some CRC16 algorithms, but they are all CCITT CRC, not ModBus.

  ModBus uses the formula:

2^15 + 2^13 + 2^0

  Can anyone help me?

  Thanks in advance
Question by:SergioRos
    LVL 76

    Accepted Solution

    There are several solutions here:

    Author Comment

    Thanks, Graham. I've found the code I need in that web site


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