CloudEdge/bl_mcu_sdk
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bl_mcu_sdk/examples/spi/spi_i2s_mono_play/readme.md
jzlv f63fb6b5cc [doc] update build cmd
2022-03-21 14:59:16 +08:00

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修改程序

-- board/bl706_avb/pinmux_config.h 中 CONFIG_GPIO10_FUNC 、 CONFIG_GPIO19_FUNC 、 CONFIG_GPIO20_FUNC 、 CONFIG_GPIO21_FUNC选择 GPIO_FUN_SPI

-- board/bl706_avb/pinmux_config.h 中 CONFIG_GPIO11_FUNC 、 CONFIG_GPIO16_FUNC选择 GPIO_FUN_I2C

-- board/bl706_avb/pinmux_config.h 中 CONFIG_GPIO6_FUNC 选择 GPIO_FUN_CLK_OUT

-- board/bl706_avb/clock_config.h 中 BSP_AUDIO_PLL_CLOCK_SOURCE 选择 ROOT_CLOCK_SOURCE_AUPLL_12288000_HZ

编译命令


$ make APP=spi_i2s_mono_play BOARD=bl706_avb

硬件环境

  • BL706_AVB 开发板上的 FUN2 接上跳线帽;
  • 准备音频模组 ES8388 或者 WM8978 ;
  • 连线方式：
AVB_Board Audio_Module
I2C-SCL I2C-SCL
I2C-SDA I2C-SDA
SPI-CS I2S-FS
SPI-SCK I2S-BCLK
SPI-MISO I2S-DO/SDA
I2S-MCLK I2S-MCLK