Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

cyclone4 memory controller

Hi I am trying to build a memory controller to interface two MT47H32M16BN DDR2 devices to a Cyclone4 GX30 FGG484 FPGA. I have got the project to compile successfully but when I run the fitter I ge...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Thankyou very much for this answer. I have not yet found out how to turn the 'output enable group' option ON. I have tried modifying the script file (by just changing the output_enable_group number in the pin assignments script file, but this made no difference. I guess I have to switch on the option as well as changing the group numbers, but I have no idea how to do that. Is there an example script file I can look at or is there a way of switching this option on in the GUI somewhere?