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SN65LVDT41和SN65LVDT14将SPI转成差分信号后,来自cpu的片选信号输入正常,经过差分信号转后的片选信号不正常,具体表现低电平时有毛刺现象,导致片选失败,进而通信不正常

Other Parts Discussed in Thread: SN65LVDT14

 ,这是波形示意图