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IEEE-ISTO Std 4900-2021: Digital IF Interoperability Standard, v1.3.0 July 2025
Version 1.3.0 of the DIFI Standard delivers a significant improvement in the areas of sync and flow control over the previous version published in August 2022. Version 1.3.0 resolves issues seen with the flow control mechanism defined in release version 1.2.0.
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