工具与软件:
我已将麦克风连接至 MICRP、如原理图所示。
我的路线设置如下:
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.route ={\
. ADC_TO_DAC_LOOPBACK = false、\
.posInputMICLP = kTLV320AIC3100_InputNotRouted、\
.posInputMICRP = kTLV320AIC3100_InputRes10K、\
.posInputMICLM = kTLV320AIC3100_InputNotRouted、\
.negInputCM = kTLV320AIC3100_InputNotRouted、\
.negInputMICLM = kTLV320AIC3100_InputNotRouted、\
.outLeftDACL = kTLV320AIC3100_DACRoutedToMixer、\
.outRightDACR = kTLV320AIC3100_DACRoutedToMixer、\
.outLeftMICLP = kTLV320AIC3100_MICRoutedToMixer、\
.outLeftMICRP = kTLV320AIC3100_MICRoutedToMixer、\
.outRightMICRP = kTLV320AIC3100_MICNotRouted、\
leftHPVolControl = kTLV320AIC3100_VolControlOutputRouted、\
.rightHPVolControl = kTLV320AIC3100_VolControlOutputRouted、\
.leftSpeakerVolControl = kTLV320AIC3100_VolControlOutputRouted \
}、
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我的目标是直接读取从麦克风收集到扬声器的声音、如方框图中所示、我认为这是可能的。
我在示波器上会得到这样的输出、蓝色的麦克风输入、粉色的扬声器输出。 但扬声器没有声音、寄存器设置是否有问题、我的寄存器设置应该如何?
谢谢