I2S Cli

[Chinese]

1、Function overview

In order to facilitate the verification of I2S codec-related functions, a series of cli CMDs are designed, which are also I2S function scene demos for customers’ reference.

2、Code path

path: components\demos\media\audio\aud_intf\demo\i2s_demo.c

3、Cli command introduction

The supported CMDs are as follows:

1.i2s_master_test
  • Function Description

    Used to test sending data in standard Philips mode as master.

  • CMD Format

    i2s_master_test param1

    Param

    value

    param1
    opcode
    start : Start send
    stop : Stop send
  • Test Case
    Start send：i2s_master_test start
    Stop send：i2s_master_test stop
2.i2s_slave_test
  • Function Description

    Used to test receiving data as a slave in standard Philips mode.

  • CMD Format

    i2s_slave_test param1

    Param

    value

    param1
    opcode
    start : Start receive
    stop : Stop receive
  • Test Case
    Start receive：i2s_slave_test start
    Stop receive：i2s_slave_test stop
3.pcm_master_test
  • Function Description

    Used to test sending data in PCM mode as a master.

  • CMD Format

    pcm_master_test param1

    Param

    value

    param1
    opcode
    start : Start send
    stop : Stop send
  • Test Case
    Start send：pcm_master_test start
    Stop send：pcm_master_test stop
4.pcm_slave_test
  • Function Description

    Used to test receiving data as a slave in standard PCM mode.

  • CMD Format

    pcm_slave_test param1

    Param

    value

    param1
    opcode
    start : Start receive
    stop : Stop receive
  • Test Case
    Start receive：pcm_slave_test start
    Stop receive：pcm_slave_test stop
5.dtm_master_test
  • Function Description

    Used to test sending data in PCM+DTM mode as master.

  • CMD Format

    dtm_master_test param1

    Param

    value

    param1
    opcode
    start : Start send
    stop : Stop send
  • Test Case
    Start send：dtm_master_test start
    Stop send：dtm_master_test stop
6.dtm_slave_test
  • Function Description

    Used to test receiving data as a slave in the standard PCM+DTM mode.

  • CMD Format

    dtm_slave_test param1

    Param

    value

    param1
    opcode
    start : Start receive
    stop : Stop receive
  • Test Case
    Start receive：dtm_slave_test start
    Stop receive：dtm_slave_test stop
7.2bd_master_test
  • Function Description

    Used to test sending data in 2B+D mode as master.

  • CMD Format

    2bd_master_test param1

    Param

    value

    param1
    opcode
    start : Start send
    stop : Stop send
  • Test Case
    Start send：2bd_master_test start
    Stop send：2bd_master_test stop
8.2bd_slave_test
  • Function Description

    Used to test receiving data as slave in standard 2B+D mode.

  • CMD Format

    2bd_slave_test param1

    Param

    value

    param1
    opcode
    start : Start receive
    stop : Stop receive
  • Test Case
    Start receive：2bd_slave_test start
    Stop receive：2bd_slave_test stop