Intel® Quartus® Prime Pro Edition User Guide: Design Recommendations

ID 683082
Date 8/03/2023
Document Table of Contents

3.5.5. Synchronization Register Chain Length

To globally set the number of registers in a synchronization chain to be protected and optimized as described on page “C**Synchronization Register Chain Length”, use the following command:

set_global_assignment -name SYNCHRONIZATION_REGISTER_CHAIN_LENGTH <number of registers>

To apply the assignment to a design instance or the first register in a specific chain, use the following command:

set_instance_assignment -name SYNCHRONIZATION_REGISTER_CHAIN_LENGTH <number of registers> -to <register or instance name>

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