138 lines
3.7 KiB
Arduino
138 lines
3.7 KiB
Arduino
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// the pin assignment matches the Olimex ADF board
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#include "Arduino.h"
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#include "WiFi.h"
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#include "SPI.h"
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#include "SD.h"
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#include "FS.h"
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#include "Wire.h"
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#include "ES8388.h" // https://github.com/maditnerd/es8388
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#include "Audio.h" // https://github.com/schreibfaul1/ESP32-audioI2S
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#define SD_CS 21
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// GPIOs for SPI
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#define SPI_MOSI 13
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#define SPI_MISO 12
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#define SPI_SCK 14
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// I2S GPIOs
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#define I2S_SDOUT 26
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#define I2S_BCLK 5
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#define I2S_LRCK 25
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#define I2S_MCLK 0
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// I2C GPIOs
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#define IIC_CLK 23
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#define IIC_DATA 18
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// Amplifier enable
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#define GPIO_PA_EN 19
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char ssid[] = "xxxxxxxxx";
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char password[] = "xxxxxxxxx";
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int volume = 80; // 0...100
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ES8388 es;
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Audio audio;
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//----------------------------------------------------------------------------------------------------------------------
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void setup()
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{
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Serial.begin(115200);
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Serial.println("\r\nReset");
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Serial.printf_P(PSTR("Free mem=%d\n"), ESP.getFreeHeap());
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SPI.begin(SPI_SCK, SPI_MISO, SPI_MOSI);
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SPI.setFrequency(1000000);
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SD.begin(SD_CS);
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WiFi.mode(WIFI_STA);
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WiFi.begin(ssid, password);
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while(WiFi.status() != WL_CONNECTED) {
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Serial.print(".");
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delay(100);
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}
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Serial.printf_P(PSTR("Connected\r\nRSSI: "));
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Serial.print(WiFi.RSSI());
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Serial.print(" IP: ");
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Serial.println(WiFi.localIP());
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Serial.printf("Connect to ES8388 codec... ");
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while (not es.begin(IIC_DATA, IIC_CLK))
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{
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Serial.printf("Failed!\n");
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delay(1000);
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}
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Serial.printf("OK\n");
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es.volume(ES8388::ES_MAIN, volume);
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es.volume(ES8388::ES_OUT1, volume);
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es.volume(ES8388::ES_OUT2, volume);
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es.mute(ES8388::ES_OUT1, false);
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es.mute(ES8388::ES_OUT2, false);
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es.mute(ES8388::ES_MAIN, false);
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// Enable amplifier
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pinMode(GPIO_PA_EN, OUTPUT);
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digitalWrite(GPIO_PA_EN, HIGH);
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audio.setPinout(I2S_BCLK, I2S_LRCK, I2S_SDOUT);
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audio.i2s_mclk_pin_select(I2S_MCLK);
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audio.setVolume(21); // 0...21
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audio.connecttohost("http://mp3channels.webradio.antenne.de:80/oldies-but-goldies");
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// audio.connecttoFS(SD, "320k_test.mp3");
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// audio.connecttospeech("Wenn die Hunde schlafen, kann der Wolf gut Schafe stehlen.", "de");
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}
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//----------------------------------------------------------------------------------------------------------------------
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void loop()
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{
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audio.loop();
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}
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//----------------------------------------------------------------------------------------------------------------------
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// optional
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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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