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bugfix(i2s): fix driver ut i2s

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* Add test support for ESP32S2

* Add loop back test

* Support chip internal connection, no external wiring required.

* Delete the relevant codes of PDM of ESP32-S2 ll layer.

* fix dac dma mode issue
This commit is contained in:
xiongyu
2019-12-09 15:20:41 +08:00
parent bfc37ab43f
commit faf898b659
13 changed files with 195 additions and 160 deletions
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examples/bluetooth/bluedroid/coex/a2dp_gatts_coex/main/main.c
+2 -1
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@@ -682,13 +682,14 @@ void app_main(void)
i2s_config_t i2s_config = {
#ifdef CONFIG_EXAMPLE_A2DP_SINK_OUTPUT_INTERNAL_DAC
.mode = I2S_MODE_MASTER | I2S_MODE_TX | I2S_MODE_DAC_BUILT_IN,
.communication_format = I2S_COMM_FORMAT_PCM,
#else
.mode = I2S_MODE_MASTER | I2S_MODE_TX, // Only TX
.communication_format = I2S_COMM_FORMAT_I2S | I2S_COMM_FORMAT_I2S_MSB,
#endif
.sample_rate = 44100,
.bits_per_sample = 16,
.channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT, //2-channels
.communication_format = I2S_COMM_FORMAT_I2S_MSB,
.dma_buf_count = 6,
.dma_buf_len = 60,
.intr_alloc_flags = 0, //Default interrupt priority