DDR3 的设计是 Keystone和Keystone2系列DSP开发的一个难点，资料也比较分散，现将Keystone和Keystone2系列DDR3开发需要的资料整理如下，供参考。
Keystone系列包括 C6678, C665x, C6670 等
Keystone2系列包括 66AK2H12/14, TCI6638(K2K),C6630(K2L), AM5K2Ex 等
Keystone:
KeyStone I DDR3 Initialization (Rev. E) www.ti.com/.../sprabl2
DDR3 Design Requirements for KeyStone Devices (Rev. B) www.ti.com/.../sprabi1
Hardware Design Guide for KeyStone Devices (Rev. C) www.ti.com/.../sprabi2
DDR3 Memory Controller for KeyStone I Devices User's Guide (Rev. E) www.ti.com/.../sprugv8
Keystone DDR3 calculation excel :
Keystone2:
Keystone II DDR3 Initialization www.ti.com/.../sprabx7
Keystone II DDR3 Debug Guide www.ti.com/.../sprac04
DDR3 Memory Controller for KeyStone II Devices User's Guide (Rev. C) www.ti.com/.../spruhn7
DDR3 Design Requirements for KeyStone Devices (Rev. B) www.ti.com/.../sprabi1
Hardware Design Guide for KeyStone II Devices www.ti.com/.../sprabv0
Keystone II DDR3 Initialization Calculation Spreadsheet www.ti.com/.../sprabx7
