在血氧模块评估板给出的参考电路中,从MSP430的21脚ACLK输出了一个时钟信号XIN_M SP 到模拟前端的XIN脚,请问它的作用是什么?
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在血氧模块评估板给出的参考电路中,从MSP430的21脚ACLK输出了一个时钟信号XIN_M SP 到模拟前端的XIN脚,请问它的作用是什么?