acid-drop

- Hacking the planet from a LilyGo T-Deck using custom firmware
git clone git://git.acid.vegas/acid-drop.git
I2Saudio.ino (3526B)
      1 //**********************************************************************************************************
      2 //*    audioI2S-- I2S audiodecoder for ESP32,                                                              *
      3 //**********************************************************************************************************
      4 //
      5 // first release on 11/2018
      6 // Version 3  , Jul.02/2020
      7 //
      8 //
      9 // THE SOFTWARE IS PROVIDED "AS IS" FOR PRIVATE USE ONLY, IT IS NOT FOR COMMERCIAL USE IN WHOLE OR PART OR CONCEPT.
     10 // FOR PERSONAL USE IT IS SUPPLIED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
     11 // WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHOR
     12 // OR COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
     13 // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE
     14 //
     15 
     16 #include "Arduino.h"
     17 #include "WiFiMulti.h"
     18 #include "Audio.h"
     19 #include "SPI.h"
     20 #include "SD.h"
     21 #include "FS.h"
     22 
     23 // Digital I/O used
     24 #define SD_CS          5
     25 #define SPI_MOSI      23
     26 #define SPI_MISO      19
     27 #define SPI_SCK       18
     28 #define I2S_DOUT      25
     29 #define I2S_BCLK      27
     30 #define I2S_LRC       26
     31 
     32 Audio audio;
     33 WiFiMulti wifiMulti;
     34 String ssid =     "xxxxx";
     35 String password = "xxxxx";
     36 
     37 
     38 void setup() {
     39     pinMode(SD_CS, OUTPUT);      digitalWrite(SD_CS, HIGH);
     40     SPI.begin(SPI_SCK, SPI_MISO, SPI_MOSI);
     41     SPI.setFrequency(1000000);
     42     Serial.begin(115200);
     43     SD.begin(SD_CS);
     44     WiFi.mode(WIFI_STA);
     45     wifiMulti.addAP(ssid.c_str(), password.c_str());
     46     wifiMulti.run();
     47     if(WiFi.status() != WL_CONNECTED){
     48         WiFi.disconnect(true);
     49         wifiMulti.run();
     50     }
     51     audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DOUT);
     52     audio.setVolume(12); // 0...21
     53 
     54 //    audio.connecttoFS(SD, "/320k_test.mp3");
     55 //    audio.connecttoFS(SD, "test.wav");
     56 //    audio.connecttohost("http://www.wdr.de/wdrlive/media/einslive.m3u");
     57 //    audio.connecttohost("http://macslons-irish-pub-radio.com/media.asx");
     58 //    audio.connecttohost("http://mp3.ffh.de/radioffh/hqlivestream.aac"); //  128k aac
     59       audio.connecttohost("http://mp3.ffh.de/radioffh/hqlivestream.mp3"); //  128k mp3
     60 }
     61 
     62 void loop()
     63 {
     64     audio.loop();
     65     if(Serial.available()){ // put streamURL in serial monitor
     66         audio.stopSong();
     67         String r=Serial.readString(); r.trim();
     68         if(r.length()>5) audio.connecttohost(r.c_str());
     69         log_i("free heap=%i", ESP.getFreeHeap());
     70     }
     71 }
     72 
     73 // optional
     74 void audio_info(const char *info){
     75     Serial.print("info        "); Serial.println(info);
     76 }
     77 void audio_id3data(const char *info){  //id3 metadata
     78     Serial.print("id3data     ");Serial.println(info);
     79 }
     80 void audio_eof_mp3(const char *info){  //end of file
     81     Serial.print("eof_mp3     ");Serial.println(info);
     82 }
     83 void audio_showstation(const char *info){
     84     Serial.print("station     ");Serial.println(info);
     85 }
     86 void audio_showstreamtitle(const char *info){
     87     Serial.print("streamtitle ");Serial.println(info);
     88 }
     89 void audio_bitrate(const char *info){
     90     Serial.print("bitrate     ");Serial.println(info);
     91 }
     92 void audio_commercial(const char *info){  //duration in sec
     93     Serial.print("commercial  ");Serial.println(info);
     94 }
     95 void audio_icyurl(const char *info){  //homepage
     96     Serial.print("icyurl      ");Serial.println(info);
     97 }
     98 void audio_lasthost(const char *info){  //stream URL played
     99     Serial.print("lasthost    ");Serial.println(info);
    100 }