C6678如果只使用内部的DDR3内存,不进行外部扩展,还需要外接 DDR_CLKP/N的时钟 还有 DDR3_Vref 吗?
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C6678如果只使用内部的DDR3内存,不进行外部扩展,还需要外接 DDR_CLKP/N的时钟 还有 DDR3_Vref 吗?