acid-drop

- Hacking the planet from a LilyGo T-Deck using custom firmware
git clone git://git.acid.vegas/acid-drop.git
ESP32_ES8388.ino (3752B)
      1 // the pin assignment matches the Olimex ADF board
      2 
      3 #include "Arduino.h"
      4 #include "WiFi.h"
      5 #include "SPI.h"
      6 #include "SD.h"
      7 #include "FS.h"
      8 #include "Wire.h"
      9 #include "ES8388.h"  // https://github.com/maditnerd/es8388
     10 #include "Audio.h"   // https://github.com/schreibfaul1/ESP32-audioI2S
     11 
     12 
     13 #define SD_CS         21
     14 
     15 // GPIOs for SPI
     16 #define SPI_MOSI      13
     17 #define SPI_MISO      12
     18 #define SPI_SCK       14
     19 
     20 // I2S GPIOs
     21 #define I2S_SDOUT     26
     22 #define I2S_BCLK       5
     23 #define I2S_LRCK      25
     24 #define I2S_MCLK       0
     25 
     26 // I2C GPIOs
     27 #define IIC_CLK       23
     28 #define IIC_DATA      18
     29 
     30 // Amplifier enable
     31 #define GPIO_PA_EN    19
     32 
     33 char ssid[] =     "xxxxxxxxx";
     34 char password[] = "xxxxxxxxx";
     35 
     36 
     37 int volume = 80;                            // 0...100
     38 
     39 ES8388 es;
     40 Audio audio;
     41 
     42 //----------------------------------------------------------------------------------------------------------------------
     43 
     44 void setup()
     45 {
     46     Serial.begin(115200);
     47     Serial.println("\r\nReset");
     48     Serial.printf_P(PSTR("Free mem=%d\n"), ESP.getFreeHeap());
     49 
     50     SPI.begin(SPI_SCK, SPI_MISO, SPI_MOSI);
     51     SPI.setFrequency(1000000);
     52 
     53     SD.begin(SD_CS);
     54 
     55     WiFi.mode(WIFI_STA);
     56     WiFi.begin(ssid, password);
     57 
     58     while(WiFi.status() != WL_CONNECTED) {
     59         Serial.print(".");
     60         delay(100);
     61     }
     62 
     63     Serial.printf_P(PSTR("Connected\r\nRSSI: "));
     64     Serial.print(WiFi.RSSI());
     65     Serial.print(" IP: ");
     66     Serial.println(WiFi.localIP());
     67 
     68     Serial.printf("Connect to ES8388 codec... ");
     69     while (not es.begin(IIC_DATA, IIC_CLK))
     70     {
     71         Serial.printf("Failed!\n");
     72         delay(1000);
     73     }
     74     Serial.printf("OK\n");
     75 
     76     es.volume(ES8388::ES_MAIN, volume);
     77     es.volume(ES8388::ES_OUT1, volume);
     78     es.volume(ES8388::ES_OUT2, volume);
     79     es.mute(ES8388::ES_OUT1, false);
     80     es.mute(ES8388::ES_OUT2, false);
     81     es.mute(ES8388::ES_MAIN, false);
     82 
     83     // Enable amplifier
     84     pinMode(GPIO_PA_EN, OUTPUT);
     85     digitalWrite(GPIO_PA_EN, HIGH);
     86 
     87     audio.setPinout(I2S_BCLK, I2S_LRCK, I2S_SDOUT);
     88 	audio.i2s_mclk_pin_select(I2S_MCLK);
     89     audio.setVolume(21); // 0...21
     90 
     91     audio.connecttohost("http://mp3channels.webradio.antenne.de:80/oldies-but-goldies");
     92 //  audio.connecttoFS(SD, "320k_test.mp3");
     93 //  audio.connecttospeech("Wenn die Hunde schlafen, kann der Wolf gut Schafe stehlen.", "de");
     94 }
     95 //----------------------------------------------------------------------------------------------------------------------
     96 void loop()
     97 {
     98     audio.loop();
     99 }
    100 //----------------------------------------------------------------------------------------------------------------------
    101 
    102 // optional
    103 void audio_info(const char *info){
    104     Serial.print("info        "); Serial.println(info);
    105 }
    106 void audio_id3data(const char *info){  //id3 metadata
    107     Serial.print("id3data     ");Serial.println(info);
    108 }
    109 void audio_eof_mp3(const char *info){  //end of file
    110     Serial.print("eof_mp3     ");Serial.println(info);
    111 }
    112 void audio_showstation(const char *info){
    113     Serial.print("station     ");Serial.println(info);
    114 }
    115 void audio_showstreaminfo(const char *info){
    116     Serial.print("streaminfo  ");Serial.println(info);
    117 }
    118 void audio_showstreamtitle(const char *info){
    119     Serial.print("streamtitle ");Serial.println(info);
    120 }
    121 void audio_bitrate(const char *info){
    122     Serial.print("bitrate     ");Serial.println(info);
    123 }
    124 void audio_commercial(const char *info){  //duration in sec
    125     Serial.print("commercial  ");Serial.println(info);
    126 }
    127 void audio_icyurl(const char *info){  //homepage
    128     Serial.print("icyurl      ");Serial.println(info);
    129 }
    130 void audio_lasthost(const char *info){  //stream URL played
    131     Serial.print("lasthost    ");Serial.println(info);
    132 }
    133 void audio_eof_speech(const char *info){
    134     Serial.print("eof_speech  ");Serial.println(info);
    135 }
    136 
    137