时钟配置如下:
现象:无法输出2.4G时钟,只能输出75.11MHz信号且不是正弦,波形如下。
但是二分频后配置为1.2G时能正常输出,由于示波器探头原因峰峰值不正确,但是提供给ADC后,ADC能够正常使用,因此我保证1.2G时钟没有问题。
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