购买了一块launchxl-f28069M,发现
板子上的DSP 芯片的 晶振以及晶振边上的两个电容C3 C4和电阻R7都没有
正常吗
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购买了一块launchxl-f28069M,发现
板子上的DSP 芯片的 晶振以及晶振边上的两个电容C3 C4和电阻R7都没有
正常吗