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在使用ADS1211时,数字电源采用5V供电,其SPI接口的数字I/o的5VTTL电平,请问如何与处理器的3.3Vcoms电压对接?两则为双向通信,谢谢专家?

Other Parts Discussed in Thread: ADS1211, TXB0108, TXB0106, SN74LVC4245A

在使用ADS1211时,数字电源采用5V供电,其SPI接口的数字I/o的5VTTL电平,请问如何与处理器的3.3Vcoms电压对接?两则为双向通信,谢谢专家?