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Altera_Forum's avatar
Altera_Forum
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15 years ago

Pin Assignment Error

Hi, Can anyone help me with this error in quartus. I am using DDR2 memory with EP3C120F780C7 DDR2: U25 and U26 bottom chip I think there is some problem with the pin assignment to the ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

thanks

I use this and post here, it may be useful for others

set_instance_assignment -name OUTPUT_ENABLE_GROUP 75442403 -to DDR7_WE(all signals located in the same BANK are constrained like this)

75442403 is value, it is different for different BANK, and can be defined as you want