157 lines
4.2 KiB
C++
157 lines
4.2 KiB
C++
// found this sketch on https://www.mikrocontroller.net/topic/474383
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// thanks to Michael U. (amiga)
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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 "AC101.h" //https://github.com/schreibfaul1/AC101
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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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// SPI GPIOs
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#define SD_CS 13
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#define SPI_MOSI 15
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#define SPI_MISO 2
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#define SPI_SCK 14
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// I2S GPIOs, the names refer on AC101, AS1 Audio Kit V2.2 2379
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#define I2S_DSIN 25
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#define I2S_BCLK 27
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#define I2S_LRC 26
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#define I2S_MCLK 0
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#define I2S_DOUT 35
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// I2S GPIOs, the names refer on ES8388, AS1 Audio Kit V2.2 3378
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//#define I2S_DSIN 35
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//#define I2S_BCLK 27
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//#define I2S_LRC 25
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//#define I2S_MCLK 0
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//#define I2S_DOUT 26
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// I2C GPIOs
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#define IIC_CLK 32
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#define IIC_DATA 33
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// buttons
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// #define BUTTON_2_PIN 13 // shared mit SPI_CS
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#define BUTTON_3_PIN 19
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#define BUTTON_4_PIN 23
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#define BUTTON_5_PIN 18 // Stop
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#define BUTTON_6_PIN 5 // Play
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// amplifier enable
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#define GPIO_PA_EN 21
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//Switch S1: 1-OFF, 2-ON, 3-ON, 4-OFF, 5-OFF
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String ssid = "xxxxxxxxx";
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String password = "xxxxxxxxx";
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static AC101 dac; // AC101
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// ES8388 dac; // ES8388 (new board)
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int volume = 40; // 0...100
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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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pinMode(SD_CS, OUTPUT);
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digitalWrite(SD_CS, HIGH);
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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.c_str(), password.c_str());
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while (WiFi.status() != WL_CONNECTED)
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{
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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 DAC codec... ");
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while (not dac.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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dac.SetVolumeSpeaker(volume);
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dac.SetVolumeHeadphone(volume);
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// ac.DumpRegisters();
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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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// set I2S_MasterClock
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audio.i2s_mclk_pin_select(I2S_MCLK);
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audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DSIN);
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audio.setVolume(10); // 0...21
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audio.connecttoFS(SD, "/320k_test.mp3");
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// audio.connecttoSD("/Banana Boat Song - Harry Belafonte.mp3");
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// audio.connecttohost("http://mp3channels.webradio.antenne.de:80/oldies-but-goldies");
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// audio.connecttohost("http://dg-rbb-http-dus-dtag-cdn.cast.addradio.de/rbb/antennebrandenburg/live/mp3/128/stream.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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// 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_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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