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https://e2e.ti.com/support/microcontrollers/arm-based-microcontrollers-group/arm-based-microcontrollers/f/arm-based-microcontrollers-forum/1403730/ek-tm4c1294xl-32khz-crystal
工具与软件：
您好！
以太网运行是否需要32kHz 晶体？
正确的串行2以太网操作是否需要32kHz 晶体？
谢谢！
Keith
否、您不需要32kHz osc。 您必须具有25MHz MOSC、因为集成以太网 PHY 需要它。
