DM642外扩SDRAM的初始化:
是不是就是对EMIF中与SDRAM相关的寄存器进行配置呢?
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Jacky Yan 说:在Gel代码里面进行EMIF关于SDRAM寄存器的配置等流程,就可以对SDRAM进行读写操作了,是吗?
理论上在CCS下是运行GEL初始化SDRAM后就可以在CCS下进行读写了。如果是你们自己做的板子,SDRAM的布线需要符合规范,不然可能出现读写数据不正确的情况。