Forum Discussion
Altera_Forum
Honored Contributor
Honored ContributorMay I use ddr3 uniphy without RDN and RUP
Hello, I have designed a project using DDR3 uniPHY to test a SODIMM. When testing, 'local_cal_success', 'local_cal_fail', and 'local_init_done' never asserted. It seems that the uniPHY or t...
Altera_ForumHonored Contributor
Honored Contributor&The question refers to Stratix IV hardware features, not DDR 3 IP. If it's right that uncalibrated OCT isn't supported by the device family, as suggested my the manual, you have a problem.
Arria II GX can't work with DDR 3 memory modules due to missing write levelling, by the way. The DDR 3 support is limited to individual memory chips connected in balanced tree topology.
