David R.
140 lines
3.4 KiB
Arduino
140 lines
3.4 KiB
Arduino
#include "string.h"
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#include "AudioBoard.h" //https://github.com/pschatzmann/arduino-audio-driver
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#include "Audio.h" //https://github.com/schreibfaul1/ESP32-audioI2S
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#include "SD_MMC.h"
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Audio audio;
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DriverPins my_pins;
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AudioBoard board(AudioDriverES8311, my_pins);
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//SD_MMC
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#define SD_D0 39
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#define SD_D1 40
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#define SD_D2 41
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#define SD_D3 42
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#define SD_CMD 44
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#define SD_CLK 43
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#define I2S_MCK_IO 13
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#define I2S_BCK_IO 12
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#define I2S_DI_IO 48
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#define I2S_WS_IO 10
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#define I2S_DO_IO 9
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#define ES8311_PA 11
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#define I2C_SDA 7
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#define I2C_SCL 8
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#define ES8311_ADDRESS 0x18
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static char file_list[20][256];
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static int file_cnt = 0;
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static int cnt = 0;
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void listDir(fs::FS &fs, const char *dirname, uint8_t levels) {
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Serial.printf("Listing directory: %s\n", dirname);
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File root = fs.open(dirname);
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if (!root) {
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Serial.println("Failed to open directory");
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return;
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}
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if (!root.isDirectory()) {
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Serial.println("Not a directory");
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return;
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}
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File file = root.openNextFile();
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while (file) {
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if (file.isDirectory()) {
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Serial.print(" DIR : ");
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Serial.println(file.name());
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if (levels) {
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listDir(fs, file.path(), levels - 1);
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}
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} else {
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Serial.print(" FILE: ");
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Serial.print(file.name());
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snprintf(&file_list[file_cnt][0],256,"/music/%s",file.name());
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file_cnt++;
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Serial.print(" SIZE: ");
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Serial.println(file.size());
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}
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file = root.openNextFile();
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}
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}
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void setup() {
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Serial.begin(115200);
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Serial.println("start");
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if(! SD_MMC.setPins(SD_CLK, SD_CMD, SD_D0, SD_D1, SD_D2, SD_D3)){
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Serial.println("Pin change failed!");
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return;
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}
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if (!SD_MMC.begin()) {
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Serial.println("Card Mount Failed");
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return;
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}
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listDir(SD_MMC,"/music/",0);
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// pinMode(ES8311_PA, OUTPUT);
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// digitalWrite(ES8311_PA, HIGH);
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my_pins.addI2C(PinFunction::CODEC,I2C_SCL,I2C_SDA,ES8311_ADDRESS);
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my_pins.addPin(PinFunction::PA,ES8311_PA,PinLogic::Output);
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CodecConfig cfg;
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cfg.input_device = ADC_INPUT_LINE1;
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cfg.output_device = DAC_OUTPUT_ALL;
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cfg.i2s.bits = BIT_LENGTH_16BITS;
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cfg.i2s.rate = RATE_44K;
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// cfg.i2s.fmt = I2S_NORMAL;
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// cfg.i2s.mode = MODE_SLAVE;
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board.begin(cfg);
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audio.setPinout(I2S_BCK_IO, I2S_WS_IO, I2S_DO_IO,I2S_MCK_IO);
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audio.setVolume(4); // 0...21
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audio.connecttoFS(SD_MMC, file_list[cnt]);
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}
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void loop() {
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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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cnt++;
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if(cnt > file_cnt - 1)
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cnt = 0;
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audio.connecttoFS(SD_MMC, file_list[cnt]);
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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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} |