Maestro sample for recording data from microphone to RAM

Description

This sample records data from microphone (alias dmic0 in devicetree) and stores them to a buffer in RAM.

Currently one PDM channel with fixed 16 kHz sample rate and 16 bit sample width is supported.

For configuration options, see Kconfig and prj.conf.

User Input/Output

• Input:

  None.

• Output:

  UART Output:

  • Demo result: OK if everything went OK

  • Demo result: FAIL otherwise

Supported platforms

Currently tested for:

• RD_RW612_BGA.