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for minimum 400ns. 16. Issue a PALL command using the DirectCmd register. 17. Issue an EMRS2 command using

2015-09-24 20:05

for minimum 400ns.16. Issue a PALL command using the DirectCmd register.17. Issue an EMRS2 command

2015-10-14 18:21

*/DMC0_DIRECTCMD = 0x01000000;/* PALL */DMC0_DIRECTCMD = 0x00020000;/* EMRS2 */DMC0_DIRECTCMD = 0x00030000

2015-08-14 16:05

如表2所示。表2 DDR3 SDRAM 命令2.3.1. 模式寄存器的设置（MRS/EMRS）DDR3 SDRAM包含模式寄存器和扩展模式寄存器，用来配置DDR3的内存操作。这些寄存器设置控制类型，访问

2018-01-18 22:04