Committing dev changes

Author: Main Push Robot

src/Soldered-Microphone-Esp.cpp

@@ -65,23 +65,6 @@ void Microphone::begin(uint8_t dataPin, uint8_t clockPin, int sampleRate, uint8_
 
 // --------------------- Data Access -------------------------
 
-/**
- * @brief Check if audio data is available
- *
- * @return true if data is available, false otherwise
- */
-bool Microphone::available()
-{
-    size_t bytes_read = 0;
-    uint8_t dummy[4];                                                                  // small probe buffer
-    esp_err_t err = i2s_channel_read(rx_handle, dummy, sizeof(dummy), &bytes_read, 0); // 0 ms timeout
-    if (err == ESP_OK && bytes_read > 0)
-    {
-        // Optionally push back bytes into your own buffer if you want
-        return true;
-    }
-    return false;
-}
 
 /**
  * @brief Read audio samples in blocking mode

src/Soldered-Microphone-SPK0641HT.h

@@ -152,16 +152,17 @@ class Microphone
     i2s_chan_config_t chan_cfg;                                      ///< I2S channel configuration for ESP32
     i2s_chan_handle_t rx_handle = nullptr;                           ///< I2S channel handle for ESP32
     i2s_data_bit_width_t currentBitDepth = I2S_DATA_BIT_WIDTH_16BIT; ///< Current bit depth for ESP32
+#else
+    uint8_t currentBitDepth;       ///< Current bit depth (8, 16, 24, or 32 bits)
 #endif
 
     int currentSampleRate = 16000; ///< Current sample rate in Hz
     float softwareGain = 1.0f;     ///< Current software gain (linear scale)
-    uint8_t currentBitDepth;       ///< Current bit depth (8, 16, 24, or 32 bits)
 
     bool hpfEnabled = false; ///< High-pass filter enabled state
     float hpfState = 0.0f;   ///< High-pass filter internal state
     float prevSample = 0.0f; ///< Previous sample for filter processing
 };
 
 #endif
-#endif
+