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Interfacing an STM32L1xx microcontroller with an external I2S audio codec to play audio files

DocID024782 Rev 2 5/14 AN4309 I 2 S general description 13 To decide if MCLK should be generated or not, the following facts have to be taken into consideration: • The external I 2 S device requirements (codec/DAC). In general these devices need a master ...

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