Merge branch 'mdev' into ES8388

This commit is contained in:
Will Tatam
2023-04-03 19:15:28 +01:00
199 changed files with 17247 additions and 9266 deletions

View File

@@ -24,14 +24,14 @@
// see https://docs.espressif.com/projects/esp-idf/en/latest/esp32s3/hw-reference/chip-series-comparison.html#related-documents
// and https://docs.espressif.com/projects/esp-idf/en/latest/esp32s3/api-reference/peripherals/i2s.html#overview-of-all-modes
#if defined(CONFIG_IDF_TARGET_ESP32C2) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C5) || defined(CONFIG_IDF_TARGET_ESP32C6) || defined(CONFIG_IDF_TARGET_ESP32H2) || defined(ESP8266) || defined(ESP8265)
#if defined(CONFIG_IDF_TARGET_ESP32C2) || defined(CONFIG_IDF_TARGET_ESP32C5) || defined(CONFIG_IDF_TARGET_ESP32C6) || defined(CONFIG_IDF_TARGET_ESP32H2) || defined(ESP8266) || defined(ESP8265)
// there are two things in these MCUs that could lead to problems with audio processing:
// * no floating point hardware (FPU) support - FFT uses float calculations. If done in software, a strong slow-down can be expected (between 8x and 20x)
// * single core, so FFT task might slow down other things like LED updates
#if !defined(SOC_I2S_NUM) || (SOC_I2S_NUM < 1)
#error This audio reactive usermod does not support ESP32-C2, ESP32-C3 or ESP32-S2.
#error This audio reactive usermod does not support ESP32-C2 or ESP32-C3.
#else
#warning This audio reactive usermod does not support ESP32-C2, ESP32-C3 or ESP32-S2.
#warning This audio reactive usermod does not support ESP32-C2 and ESP32-C3.
#endif
#endif
@@ -219,10 +219,15 @@ class I2SSource : public AudioSource {
#endif
#endif
#if !defined(CONFIG_IDF_TARGET_ESP32S2) && !defined(CONFIG_IDF_TARGET_ESP32C3)
// example from espressif: https://github.com/espressif/esp-idf/blob/release/v4.4/examples/peripherals/i2s/i2s_audio_recorder_sdcard/main/i2s_recorder_main.c
// This is an I2S PDM microphone, these microphones only use a clock and
// data line, to make it simpler to debug, use the WS pin as CLK and SD
// pin as DATA
// data line, to make it simpler to debug, use the WS pin as CLK and SD pin as DATA
// example from espressif: https://github.com/espressif/esp-idf/blob/release/v4.4/examples/peripherals/i2s/i2s_audio_recorder_sdcard/main/i2s_recorder_main.c
// note to self: PDM has known bugs on S3, and does not work on C3
// * S3: PDM sample rate only at 50% of expected rate: https://github.com/espressif/esp-idf/issues/9893
// * S3: I2S PDM has very low amplitude: https://github.com/espressif/esp-idf/issues/8660
// * C3: does not support PDM to PCM input. SoC would allow PDM RX, but there is no hardware to directly convert to PCM so it will not work. https://github.com/espressif/esp-idf/issues/8796
_config.mode = i2s_mode_t(I2S_MODE_MASTER | I2S_MODE_RX | I2S_MODE_PDM); // Change mode to pdm if clock pin not provided. PDM is not supported on ESP32-S2. PDM RX not supported on ESP32-C3
_config.channel_format =I2S_PDM_MIC_CHANNEL; // seems that PDM mono mode always uses left channel.
_config.use_apll = true; // experimental - use aPLL clock source to improve sampling quality
@@ -425,7 +430,7 @@ class ES7243 : public I2SSource {
Wire.write((uint8_t)val);
uint8_t i2cErr = Wire.endTransmission(); // i2cErr == 0 means OK
if (i2cErr != 0) {
DEBUGSR_PRINTF("AR: ES7243 I2C write failed with error=%d (addr=0x%X, reg 0x%X, val 0x%X).\n", ES7243_ADDR, i2cErr, reg, val);
DEBUGSR_PRINTF("AR: ES7243 I2C write failed with error=%d (addr=0x%X, reg 0x%X, val 0x%X).\n", i2cErr, ES7243_ADDR, reg, val);
}
}
@@ -605,7 +610,7 @@ class I2SAdcSource : public I2SSource {
// Determine Analog channel. Only Channels on ADC1 are supported
int8_t channel = digitalPinToAnalogChannel(_audioPin);
if (channel > 9) {
ERRORSR_PRINTF("Incompatible GPIO used for analog audio input: %d\n", _audioPin);
USER_PRINTF("AR: Incompatible GPIO used for analog audio input: %d\n", _audioPin);
return;
} else {
adc_gpio_init(ADC_UNIT_1, adc_channel_t(channel));
@@ -624,7 +629,7 @@ class I2SAdcSource : public I2SSource {
// Enable I2S mode of ADC
err = i2s_set_adc_mode(ADC_UNIT_1, adc1_channel_t(channel));
if (err != ESP_OK) {
DEBUGSR_PRINTF("Failed to set i2s adc mode: %d\n", err);
USER_PRINTF("AR: Failed to set i2s adc mode: %d\n", err);
return;
}