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TM4C129E 机器在过3C认证,发现传导过不了,有辐射, 发现是MCU和外部RAM之间的时钟信号(60Mhz)引起的

Other Parts Discussed in Thread: TM4C129ENCPDT

想请教一下您:我们做一款机器,用的是TM4C129ENCPDT,现在机器在过3C认证,发现传导过不了,有辐射.经过检查,发现是MCU和外部RAM之间的时钟信号引起的.发现这个时钟信号的上升沿和下降沿比较陡峭,我们想配置一下时钟信号

  PK5 作为输出的60MHZ时钟源.如图