topic TDM/I2S communication to TFA9896 in Digital Signal Controllers https://community.nxp.com/t5/Digital-Signal-Controllers/TDM-I2S-communication-to-TFA9896/m-p/829437#M1388 <HTML><HEAD></HEAD><BODY><P>I am using the TFA9896 to collect audio&nbsp;signals over the I2S line, but the collected data sounds really lousy.</P><P>The&nbsp;transmitting device has a Clock on 256kHz, and a Frame Sync on 8kHz.</P><P>The TFA9896 collects data with a Clock on 1.536MHz, and a Frame Sync on 48kHz.</P><P>I am collecting signals on&nbsp;the TFA's "I2S IN1" line with their corresponding BCK, WS and DATA pins.</P><P>I should be able to change the Sync frequency on the TFA9896 with I2C, by sending 0x00 &amp; 0x90 to address 0x04, but when I change the configurations as the datasheet says, it doesn't seem to change the actual Sync frequency at all when I measure the signals.&nbsp;</P><P></P><P>Am I using the correct I2S inputs pins, or are there pins designed for the TDM configurations?</P><P>Am I using the correct configurations to change the frequencies?</P></BODY></HTML> Wed, 24 Oct 2018 11:50:59 GMT morten 2018-10-24T11:50:59Z TDM/I2S communication to TFA9896 https://community.nxp.com/t5/Digital-Signal-Controllers/TDM-I2S-communication-to-TFA9896/m-p/829437#M1388 <HTML><HEAD></HEAD><BODY><P>I am using the TFA9896 to collect audio&nbsp;signals over the I2S line, but the collected data sounds really lousy.</P><P>The&nbsp;transmitting device has a Clock on 256kHz, and a Frame Sync on 8kHz.</P><P>The TFA9896 collects data with a Clock on 1.536MHz, and a Frame Sync on 48kHz.</P><P>I am collecting signals on&nbsp;the TFA's "I2S IN1" line with their corresponding BCK, WS and DATA pins.</P><P>I should be able to change the Sync frequency on the TFA9896 with I2C, by sending 0x00 &amp; 0x90 to address 0x04, but when I change the configurations as the datasheet says, it doesn't seem to change the actual Sync frequency at all when I measure the signals.&nbsp;</P><P></P><P>Am I using the correct I2S inputs pins, or are there pins designed for the TDM configurations?</P><P>Am I using the correct configurations to change the frequencies?</P></BODY></HTML> Wed, 24 Oct 2018 11:50:59 GMT https://community.nxp.com/t5/Digital-Signal-Controllers/TDM-I2S-communication-to-TFA9896/m-p/829437#M1388 morten 2018-10-24T11:50:59Z