调试F28377D的SPI和外设芯片w5100通信,回路测试使能取消后,用示波器观察SPICLK,为什么没有时钟信号?
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调试F28377D的SPI和外设芯片w5100通信,回路测试使能取消后,用示波器观察SPICLK,为什么没有时钟信号?