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Outdated warning ! This article or section is significantly outdated, either by significant hardware or software changes. Procedures mentioned in this page may well not work for current hardware/software.

The WM8976 is a stereo audio codec with speaker driver.

NOTE: It is used in the prototype generations GTA01v3 and GTA01v4, but not in any released hardware revision, where it was replaced by the WM8753.

It supports various sample rates (8, 11.025, 12, 16, 22.05, 24, 32, 44.1 and 48kHz) and features a five-band equalizer as well as 3-D stereo enhancement.

The configuration in the GTA01 is like this:

  • IIS and I2C connected to S3C2410
  • LOUT2/ROUT2 connected to stereo amplifier (integrated speakers)
  • OUT3 connected to GSM Modem Audio input
  • LIP/LIN (differential Microphone input) connected to Microphone
  • AUXL/AUXR connected to GSM Modem Audio output (EARPiece)
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