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MrBuddyCasino / ESP32_MP3_Decoder

A internet radio and bluetooth speaker project for the Espressif ESP32
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The speaker does not ring #37

Closed LilyGO closed 6 years ago

LilyGO commented 6 years ago

minicom shows the audio data in transit, but there is no volume. My din gain pin is not connected, and my module is max98357A

minicom: E (94116) BT: BTA_AV_START_EVT status 0, suspending 0, init 0

I (94116) BT_APP_CORE: bt_app_task_handler, sig 0x1, 0x1 I (94126) BT_AV: a2dp audio_state_cb state 2 E (96146) BT_AV: audio data pkt cnt 100 E (98146) BT_AV: audio data pkt cnt 200 E (100146) BT_AV: audio data pkt cnt 300 E (102156) BT_AV: audio data pkt cnt 400 E (104166) BT_AV: audio data pkt cnt 500 E (106166) BT_AV: audio data pkt cnt 600 E (108166) BT_AV: audio data pkt cnt 700

MrBuddyCasino commented 6 years ago

Did you configure I2S output?

LilyGO commented 6 years ago

screenshot_12

LilyGO commented 6 years ago

I keep the I2S default settings, the rest there is a need to set the place?

MrBuddyCasino commented 6 years ago

Looks good. I suppose you already checked the pin connections. Do you have an oscilloscope? The I2S signals are quite fast and need decent electrical connections and short wires to work.

LilyGO commented 6 years ago

img_20171212_090255

LilyGO commented 6 years ago

Maybe my lead is really too long. thanks for your advice