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你可以在DSP上电时用示波器看一看VID的输出是什么,到硬件设计手册里查这个VID对应的电压是多少,如果是111110左右,那么就是要求输出1.1V。
如果VID和UCD输出对应不上,那么建议你去电源的版面咨询一下如何调整。