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Occasional ContributorHow 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,
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Arria 10 I/O can provide up to 800 ps additional delay on outputs. This delay is enabled using the output delay logic option within the assignment editor in Quartus Prime.
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It says.
However, I don't know how to set it with assignment editor.
How do I set the assignment editor?
2 Replies
JonWay_alteraFrequent Contributor
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
Blues-sptnThank you for your reply.
I will use it as a reference.
