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Stereo Audio Codec TLV320AIC23B<br />
GPIO -MUX F2833x –Function Description AIC23–<br />
signal<br />
GPIO20 =2 <strong>McBSP</strong>A–MDXA Audio data out DIN<br />
GPIO21 =2 <strong>McBSP</strong>A–MDRA Audio data in DOUT<br />
GPIO22 =2 <strong>McBSP</strong>A–MCLKXA Transmit clock BCLK<br />
GPIO23 =2 <strong>McBSP</strong>A–MFSXA Transmit frame<br />
sync<br />
LRCIN<br />
GPIO58 =1 <strong>McBSP</strong>A–MCLKRA Receive Clock BCLK<br />
GPIO59 =1 <strong>McBSP</strong>A–MFRA Receive frame<br />
sync<br />
LRCOUT<br />
GPIO16 =1 SPIA–SPISIMO Control data out SDIN<br />
GPIO18 =1 SPIA–SPICLK Control data<br />
clock<br />
GPIO19 =1 SPIA–SPISTE Slave trans.<br />
enable<br />
SCLK<br />
/CS<br />
<strong>13</strong> - 30
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