mp3
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parent
e944023ab3
commit
6b5623c560
BIN
Mozart - Lacrimosa.mp3
Normal file
BIN
Mozart - Lacrimosa.mp3
Normal file
Binary file not shown.
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@ -12,4 +12,5 @@
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platform = espressif32
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board = esp32-devkitlipo
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framework = arduino
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monitor_speed = 9600
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monitor_speed = 9600
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lib_deps = esphome/ESP32-audioI2S@^2.0.7
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204
src/main.cpp
204
src/main.cpp
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@ -8,109 +8,111 @@
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https://dronebotworkshop.com
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*/
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#include <Arduino.h>
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// Include I2S driver
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#include <driver/i2s.h>
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// Connections to INMP441 I2S microphone
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#define I2S_WS 25
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#define I2S_SD 33
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#define I2S_SCK 32
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// Use I2S Processor 0
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#define I2S_PORT I2S_NUM_0
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// Define input buffer length
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#define bufferLen 1024
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int16_t sBuffer[bufferLen];
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void i2s_install()
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{
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// Set up I2S Processor configuration
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const i2s_config_t i2s_config = {
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.mode = i2s_mode_t(I2S_MODE_MASTER | I2S_MODE_RX),
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.sample_rate = 40000,
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.bits_per_sample = i2s_bits_per_sample_t(16),
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.channel_format = I2S_CHANNEL_FMT_ONLY_LEFT,
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.communication_format = i2s_comm_format_t(I2S_COMM_FORMAT_STAND_I2S),
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.intr_alloc_flags = ESP_INTR_FLAG_LEVEL1,
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.dma_buf_count = 4,
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.dma_buf_len = bufferLen,
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.use_apll = false,
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.tx_desc_auto_clear = false,
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.fixed_mclk = 0};
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i2s_driver_install(I2S_PORT, &i2s_config, 0, NULL);
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}
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void i2s_setpin()
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{
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// Set I2S pin configuration
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const i2s_pin_config_t pin_config = {
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.bck_io_num = I2S_SCK,
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.ws_io_num = I2S_WS,
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.data_out_num = -1,
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.data_in_num = I2S_SD};
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i2s_set_pin(I2S_PORT, &pin_config);
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}
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void setup()
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{
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// Set up Serial Monitor
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Serial.begin(115200);
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Serial.println(" ");
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delay(1000);
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// Set up I2S
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i2s_install();
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i2s_setpin();
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i2s_start(I2S_PORT);
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/*
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Simple Internet Radio Demo
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esp32-i2s-simple-radio.ino
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Simple ESP32 I2S radio
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Uses MAX98357 I2S Amplifier Module
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Uses ESP32-audioI2S Library - https://github.com/schreibfaul1/ESP32-audioI2S
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DroneBot Workshop 2022
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https://dronebotworkshop.com
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*/
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// Include required libraries
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#include "WiFi.h"
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#include "Audio.h"
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// Define I2S connections
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#define I2S_DOUT 22
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#define I2S_BCLK 26
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#define I2S_LRC 25
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// Create audio object
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Audio audio;
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// Wifi Credentials
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String ssid = "cohabit";
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String password = "Fablab";
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void setup() {
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// Start Serial Monitor
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Serial.begin(115200);
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// Setup WiFi in Station mode
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WiFi.disconnect();
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WiFi.mode(WIFI_STA);
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WiFi.begin(ssid.c_str(), password.c_str());
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while (WiFi.status() != WL_CONNECTED) {
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delay(500);
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Serial.print(".");
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}
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// WiFi Connected, print IP to serial monitor
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Serial.println("");
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Serial.println("WiFi connected");
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Serial.println("IP address: ");
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Serial.println(WiFi.localIP());
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Serial.println("");
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// Connect MAX98357 I2S Amplifier Module
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audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DOUT);
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// Set thevolume (0-100)
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audio.setVolume(10);
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// Connect to an Internet radio station (select one as desired)
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//audio.connecttohost("http://vis.media-ice.musicradio.com/CapitalMP3");
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//audio.connecttohost("mediaserv30.live-nect MAX98357 I2S Amplifier Module
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//audio.connecttohost("www.surfmusic.de/m3u/100-5-das-hitradio,4529.m3u");
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//audio.connecttohost("stream.1a-webradio.de/deutsch/mp3-128/vtuner-1a");
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//audio.connecttohost("www.antenne.de/webradio/antenne.m3u");
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audio.connecttohost("0n-80s.radionetz.de:8000/0n-70s.mp3");
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}
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void loop()
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{
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// False print statements to "lock range" on serial plotter display
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// Change rangelimit value to adjust "sensitivity"
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int rangelimit = 3000;
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Serial.print(rangelimit * -1);
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Serial.print(" ");
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Serial.print(rangelimit);
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Serial.print(" ");
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// Get I2S data and place in data buffer
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size_t bytesIn = 0;
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esp_err_t result = i2s_read(I2S_PORT, &sBuffer, bufferLen, &bytesIn, portMAX_DELAY);
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if (result == ESP_OK)
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{
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// Read I2S data buffer
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int16_t samples_read = bytesIn / 8;
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if (samples_read > 0)
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{
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float mean = 0;
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for (int16_t i = 0; i < samples_read; ++i)
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{
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mean += (sBuffer[i]);
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}
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// Average the data reading
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mean /= samples_read;
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// Print to serial plotter
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Serial.println(mean);
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int recu = bytesIn / sizeof(int32_t);
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for (int i = 0; i < recu; i++)
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{
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Serial.printf("%ld\n", sBuffer[i]);
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}
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// Serial.print(" - ");
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Serial.println(bytesIn);
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}
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}
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// Run audio player
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audio.loop();
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}
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// Audio status functions
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void audio_info(const char *info) {
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Serial.print("info "); Serial.println(info);
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}
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void audio_id3data(const char *info) { //id3 metadata
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Serial.print("id3data "); Serial.println(info);
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}
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void audio_eof_mp3(const char *info) { //end of file
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Serial.print("eof_mp3 "); Serial.println(info);
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}
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void audio_showstation(const char *info) {
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Serial.print("station "); Serial.println(info);
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}
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void audio_showstreaminfo(const char *info) {
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Serial.print("streaminfo "); Serial.println(info);
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}
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void audio_showstreamtitle(const char *info) {
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Serial.print("streamtitle "); Serial.println(info);
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}
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void audio_bitrate(const char *info) {
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Serial.print("bitrate "); Serial.println(info);
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}
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void audio_commercial(const char *info) { //duration in sec
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Serial.print("commercial "); Serial.println(info);
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}
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void audio_icyurl(const char *info) { //homepage
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Serial.print("icyurl "); Serial.println(info);
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}
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void audio_lasthost(const char *info) { //stream URL played
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Serial.print("lasthost "); Serial.println(info);
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}
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void audio_eof_speech(const char *info) {
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Serial.print("eof_speech "); Serial.println(info);
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}
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