娘的,找个altera的sdram ip真难啊

[GongFen]

说是免费,
http://www.altera.com/technology/memory/dram/sdr/mem-sdr_sdram.html

可是老下载不到,好像是要第三方才能下载.

手册到是可以下到.就是源码不知道在哪?愁...

IP Cores and Reference Designs

Altera offers a free SDR SDRAM reference design for APEX II, Stratix, Stratix GX, and Cyclone devices. In addition, SDR SDRAM controller IP cores are available from Altera Megafunction Partners Program (AMPP^SM) partners at the IP MegaStore™ website. Table 4 lists SDR SDRAM IP cores and reference designs built by Altera and AMPP partners.

Table 4. SDR SDRAM IP Cores and Reference Designs
Controller Name	Free Evaluation	Vendor	Device Families Supported
SDRAM Controller with Avalon® Interface (PDF)	Yes (part of Nios® II Development Kit)	Altera	Stratix II, Stratix, Stratix GX, Cyclone
SDR SDRAM Controller	Yes	Northwest Logic	Stratix, Stratix GX, APEX II