49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
|
|
// M5Stack Node support
|
|
// thanks to Cellie - issue #35 25.Apr.2020
|
|
// M5Stack board with Node base also need a MCLK signal on GPIO0.
|
|
|
|
#include <WM8978.h> /* https://github.com/CelliesProjects/wm8978-esp32 */
|
|
#include <Audio.h> /* https://github.com/schreibfaul1/ESP32-audioI2S */
|
|
|
|
/* M5Stack Node WM8978 I2C pins */
|
|
#define I2C_SDA 21
|
|
#define I2C_SCL 22
|
|
|
|
/* M5Stack Node I2S pins */
|
|
#define I2S_BCK 5
|
|
#define I2S_WS 13
|
|
#define I2S_DOUT 2
|
|
#define I2S_DIN 34
|
|
|
|
/* M5Stack WM8978 MCLK gpio number */
|
|
#define I2S_MCLKPIN 0
|
|
|
|
WM8978 dac;
|
|
Audio audio;
|
|
|
|
void setup() {
|
|
/* Setup wm8978 I2C interface */
|
|
if (!dac.begin(I2C_SDA, I2C_SCL)) {
|
|
log_e("Error setting up dac. System halted");
|
|
while (1) delay(100);
|
|
}
|
|
|
|
dac.setSPKvol(40); /* max 63 */
|
|
dac.setHPvol(32, 32);
|
|
|
|
/* Setup wm8978 I2S interface */
|
|
audio.setPinout(I2S_BCK, I2S_WS, I2S_DOUT, I2S_MCLKPIN);
|
|
|
|
WiFi.begin("xxx", "xxx");
|
|
while (!WiFi.isConnected()) { delay(10); }
|
|
|
|
log_i("Connected\nStarting MP3...\n");
|
|
audio.connecttohost("http://icecast.omroep.nl/3fm-bb-mp3");
|
|
}
|
|
|
|
void loop() {
|
|
vTaskDelay(1);
|
|
audio.loop();
|
|
}
|