Files
squeezelite-esp32/components/spotify/cspot/bell/main/audio-sinks/esp/ES8311AudioSink.cpp
2023-05-06 23:50:26 +02:00

102 lines
3.2 KiB
C++

#include "ES8311AudioSink.h"
extern "C" {
#include "es8311.h"
}
ES8311AudioSink::ES8311AudioSink() {
this->softwareVolumeControl = false;
esp_err_t ret_val = ESP_OK;
Es8311Config cfg = {
.esMode = ES_MODE_SLAVE,
.i2c_port_num = I2C_NUM_0,
.i2c_cfg =
{
.mode = I2C_MODE_MASTER,
.sda_io_num = 1,
.scl_io_num = 2,
.sda_pullup_en = GPIO_PULLUP_ENABLE,
.scl_pullup_en = GPIO_PULLUP_ENABLE,
},
.dacOutput = (DacOutput)(DAC_OUTPUT_LOUT1 | DAC_OUTPUT_LOUT2 |
DAC_OUTPUT_ROUT1 | DAC_OUTPUT_ROUT2),
.adcInput = ADC_INPUT_LINPUT1_RINPUT1,
};
cfg.i2c_cfg.master.clk_speed = 100000;
Es8311Init(&cfg);
Es8311SetBitsPerSample(ES_MODULE_DAC, BIT_LENGTH_16BITS);
Es8311ConfigFmt(ES_MODULE_DAC, ES_I2S_NORMAL);
Es8311SetVoiceVolume(60);
Es8311Start(ES_MODULE_DAC);
ES8311WriteReg(ES8311_CLK_MANAGER_REG01, 0xbf);
ES8311WriteReg(ES8311_CLK_MANAGER_REG02, 0x18);
// .codec_mode = AUDIO_HAL_CODEC_MODE_DECODE,
// .i2s_iface = {
// .mode = AUDIO_HAL_MODE_SLAVE,
// .fmt = AUDIO_HAL_I2S_NORMAL,
// .samples = AUDIO_HAL_44K_SAMPLES,
// .bits = AUDIO_HAL_BIT_LENGTH_16BITS,
// },
// };
// ret_val |= es8311_codec_init(&cfg);
// ret_val |= es8311_set_bits_per_sample(cfg.i2s_iface.bits);
// ret_val |= es8311_config_fmt((es_i2s_fmt_t) cfg.i2s_iface.fmt);
// ret_val |= es8311_codec_set_voice_volume(60);
// ret_val |= es8311_codec_ctrl_state(cfg.codec_mode, AUDIO_HAL_CTRL_START);
// ret_val |= es8311_codec_set_clk();
i2s_config_t i2s_config = {
.mode = (i2s_mode_t)(I2S_MODE_MASTER | I2S_MODE_TX), // Only TX
.sample_rate = 44100,
.bits_per_sample = (i2s_bits_per_sample_t)16,
.channel_format = I2S_CHANNEL_FMT_ONLY_LEFT, // 2-channels
.communication_format = (i2s_comm_format_t)I2S_COMM_FORMAT_STAND_I2S,
.intr_alloc_flags = 0, // Default interrupt priority
.dma_buf_count = 8,
.dma_buf_len = 512,
.use_apll = false,
.tx_desc_auto_clear = true, // Auto clear tx descriptor on underflow
};
i2s_pin_config_t pin_config = {
.mck_io_num = 42,
.bck_io_num = 40,
.ws_io_num = 41,
.data_out_num = 39,
.data_in_num = -1,
};
int err;
err = i2s_driver_install((i2s_port_t)0, &i2s_config, 0, NULL);
if (err != ESP_OK) {
ESP_LOGE("OI", "i2s driver installation error: %d", err);
}
err = i2s_set_pin((i2s_port_t)0, &pin_config);
if (err != ESP_OK) {
ESP_LOGE("OI", "i2s set pin error: %d", err);
}
// PIN_FUNC_SELECT(PERIPHS_IO_MUX_GPIO0_U, FUNC_GPIO0_CLK_OUT1);
// REG_SET_FIELD(PIN_CTRL, CLK_OUT1, 0);
// ESP_LOGI("OI", "MCLK output on CLK_OUT1");
startI2sFeed();
}
void ES8311AudioSink::volumeChanged(uint16_t volume) {
Es8311SetVoiceVolume(volume);
}
void ES8311AudioSink::writeReg(uint8_t reg_add, uint8_t data) {}
void ES8311AudioSink::setSampleRate(uint32_t sampleRate) {
std::cout << "ES8311AudioSink::setSampleRate(" << sampleRate << ")"
<< std::endl;
// i2s set sample rate
es8311_Codec_Startup(0, sampleRate);
}
ES8311AudioSink::~ES8311AudioSink() {}