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Blues-sptn's avatar
Blues-sptn
Icon for Occasional Contributor rankOccasional Contributor
6 years ago

How to Set the Output Delay of the Arria 10 I/O

In the Transmit path setup/hold section on page 50 of the document below, -- Arria 10 I/O can provide up to 800 ps additional delay on outputs. This delay is enabled using the output delay logic op...
JonWay_altera's avatar
JonWay_altera
Icon for Frequent Contributor rankFrequent Contributor
6 years ago

Hi @Blues-sptn​

In Assignment Editor, To: <pin name>

Assignment name: Output Delay Chain Setting or Input Delay chain setting

Value: <how much delay you want>

Enabled: Yes

=====OR=====

set_instance_assignment -name OUTPUT_DELAY_CHAIN <value> -to <pin name>

set_instance_assignment -name INPUT_DELAY_CHAIN <value> -to <pin name>

Example:

set_instance_assignment -name OUTPUT_DELAY_CHAIN 4 -to pin_name1