acid-drop/lib/ESP32-audioI2S/examples/ESP32_ES8388/ESP32_ES8388.ino

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2024-05-23 22:42:03 +00:00
// the pin assignment matches the Olimex ADF board
#include "Arduino.h"
#include "WiFi.h"
#include "SPI.h"
#include "SD.h"
#include "FS.h"
#include "Wire.h"
#include "ES8388.h" // https://github.com/maditnerd/es8388
#include "Audio.h" // https://github.com/schreibfaul1/ESP32-audioI2S
#define SD_CS 21
// GPIOs for SPI
#define SPI_MOSI 13
#define SPI_MISO 12
#define SPI_SCK 14
// I2S GPIOs
#define I2S_SDOUT 26
#define I2S_BCLK 5
#define I2S_LRCK 25
#define I2S_MCLK 0
// I2C GPIOs
#define IIC_CLK 23
#define IIC_DATA 18
// Amplifier enable
#define GPIO_PA_EN 19
char ssid[] = "xxxxxxxxx";
char password[] = "xxxxxxxxx";
int volume = 80; // 0...100
ES8388 es;
Audio audio;
//----------------------------------------------------------------------------------------------------------------------
void setup()
{
Serial.begin(115200);
Serial.println("\r\nReset");
Serial.printf_P(PSTR("Free mem=%d\n"), ESP.getFreeHeap());
SPI.begin(SPI_SCK, SPI_MISO, SPI_MOSI);
SPI.setFrequency(1000000);
SD.begin(SD_CS);
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, password);
while(WiFi.status() != WL_CONNECTED) {
Serial.print(".");
delay(100);
}
Serial.printf_P(PSTR("Connected\r\nRSSI: "));
Serial.print(WiFi.RSSI());
Serial.print(" IP: ");
Serial.println(WiFi.localIP());
Serial.printf("Connect to ES8388 codec... ");
while (not es.begin(IIC_DATA, IIC_CLK))
{
Serial.printf("Failed!\n");
delay(1000);
}
Serial.printf("OK\n");
es.volume(ES8388::ES_MAIN, volume);
es.volume(ES8388::ES_OUT1, volume);
es.volume(ES8388::ES_OUT2, volume);
es.mute(ES8388::ES_OUT1, false);
es.mute(ES8388::ES_OUT2, false);
es.mute(ES8388::ES_MAIN, false);
// Enable amplifier
pinMode(GPIO_PA_EN, OUTPUT);
digitalWrite(GPIO_PA_EN, HIGH);
audio.setPinout(I2S_BCLK, I2S_LRCK, I2S_SDOUT);
audio.i2s_mclk_pin_select(I2S_MCLK);
audio.setVolume(21); // 0...21
audio.connecttohost("http://mp3channels.webradio.antenne.de:80/oldies-but-goldies");
// audio.connecttoFS(SD, "320k_test.mp3");
// audio.connecttospeech("Wenn die Hunde schlafen, kann der Wolf gut Schafe stehlen.", "de");
}
//----------------------------------------------------------------------------------------------------------------------
void loop()
{
audio.loop();
}
//----------------------------------------------------------------------------------------------------------------------
// optional
void audio_info(const char *info){
Serial.print("info "); Serial.println(info);
}
void audio_id3data(const char *info){ //id3 metadata
Serial.print("id3data ");Serial.println(info);
}
void audio_eof_mp3(const char *info){ //end of file
Serial.print("eof_mp3 ");Serial.println(info);
}
void audio_showstation(const char *info){
Serial.print("station ");Serial.println(info);
}
void audio_showstreaminfo(const char *info){
Serial.print("streaminfo ");Serial.println(info);
}
void audio_showstreamtitle(const char *info){
Serial.print("streamtitle ");Serial.println(info);
}
void audio_bitrate(const char *info){
Serial.print("bitrate ");Serial.println(info);
}
void audio_commercial(const char *info){ //duration in sec
Serial.print("commercial ");Serial.println(info);
}
void audio_icyurl(const char *info){ //homepage
Serial.print("icyurl ");Serial.println(info);
}
void audio_lasthost(const char *info){ //stream URL played
Serial.print("lasthost ");Serial.println(info);
}
void audio_eof_speech(const char *info){
Serial.print("eof_speech ");Serial.println(info);
}