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smartreflex会根据芯片运行情况自动调节电压。您可以在DSP上电时用示波器看一看VID的输出是什么,到下面的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。
Table 1. SmartReflex VID Value Mapping www.ti.com/.../sprabi2d.pdf