update firmware v1.4.1

firmware/CMakeLists.txt

@@ -2,7 +2,7 @@
 # CMakeLists in this exact order for cmake to work correctly
 cmake_minimum_required(VERSION 3.16)
 
-set(PROJECT_VER "1.4.0")
+set(PROJECT_VER "1.4.1")
 add_definitions(-DFIRMWARE_VERSION=\"${PROJECT_VER}\")
 
 # Add this line to disable the specific warning

firmware/main/apps/app_setup/app_setup.cpp

@@ -92,6 +92,11 @@ void AppSetup::onOpen()
                   _destroy_menu = true;
                   _worker       = std::make_unique<ZeroCalibrationWorker>();
               }},
+             {"Microphone",
+              [&]() {
+                  _destroy_menu = true;
+                  _worker       = std::make_unique<MicTestWorker>();
+              }},
              {"RGB Strip",
               [&]() {
                   _destroy_menu = true;

firmware/main/apps/app_setup/workers/audio.cpp

@@ -0,0 +1,212 @@
+/*
+ * SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+ *
+ * SPDX-License-Identifier: MIT
+ */
+#include "workers.h"
+#include <hal/hal.h>
+#include <mooncake_log.h>
+
+using namespace smooth_ui_toolkit::lvgl_cpp;
+using namespace setup_workers;
+
+static std::string _tag = "Setup-Audio";
+
+static constexpr uint32_t _btn_test_color_default_bg   = 0xFFDF9A;
+static constexpr uint32_t _btn_test_color_default_txt  = 0x47330A;
+static constexpr uint32_t _btn_test_color_done_bg      = 0xCBEFC9;
+static constexpr uint32_t _btn_test_color_done_txt     = 0x184A20;
+static constexpr uint32_t _btn_test_color_failed_bg    = 0xF4B7B2;
+static constexpr uint32_t _btn_test_color_failed_txt   = 0x6A1D18;
+static constexpr uint32_t _waveform_point_count        = 128;
+static constexpr uint32_t _waveform_update_interval_ms = 1000 / 24;
+
+MicTestWorker::MicTestWorker()
+{
+    _original_volume = GetHAL().getSpeakerVolume();
+    GetHAL().setSpeakerVolume(100, false);
+    _waveform_frame.resize(_waveform_point_count, 0);
+
+    _panel = std::make_unique<Container>(lv_screen_active());
+    _panel->setBgColor(lv_color_hex(0xEDF4FF));
+    _panel->align(LV_ALIGN_CENTER, 0, 0);
+    _panel->setBorderWidth(0);
+    _panel->setSize(320, 240);
+    _panel->setRadius(0);
+    _panel->removeFlag(LV_OBJ_FLAG_SCROLLABLE);
+
+    _chart_waveform = std::make_unique<Chart>(_panel->get());
+    _chart_waveform->align(LV_ALIGN_CENTER, 0, -68);
+    _chart_waveform->setSize(260, 76);
+    _chart_waveform->setPointCount(_waveform_point_count);
+    _chart_waveform->setStyleSize(0, 0, LV_PART_INDICATOR);
+    _chart_waveform->setRange(LV_CHART_AXIS_PRIMARY_Y, INT16_MIN, INT16_MAX);
+    _chart_waveform->setDivLineCount(2, 6);
+    _chart_waveform->setBorderWidth(0);
+    _chart_waveform->setRadius(12);
+    _chart_waveform->setBgColor(lv_color_hex(0xDDE8FF));
+    // _chart_waveform->setBgOpa(LV_OPA_100);
+    _waveform_series = _chart_waveform->addSeries(lv_color_hex(0x4A79E8), LV_CHART_AXIS_PRIMARY_Y);
+    update_waveform();
+
+    _btn_test = std::make_unique<Button>(_panel->get());
+    apply_button_common_style(*_btn_test);
+    _btn_test->align(LV_ALIGN_CENTER, 0, 13);
+    _btn_test->setSize(260, 60);
+    _btn_test->onClick().connect([this]() { _test_flag = true; });
+
+    _btn_back = std::make_unique<Button>(_panel->get());
+    apply_button_common_style(*_btn_back);
+    _btn_back->align(LV_ALIGN_CENTER, 0, 81);
+    _btn_back->setSize(180, 50);
+    _btn_back->label().setText("Back");
+    _btn_back->onClick().connect([this]() { _back_flag = true; });
+
+    update_button_text();
+    update_button_state();
+    update_button_color();
+}
+
+MicTestWorker::~MicTestWorker()
+{
+    GetHAL().clearupMicTest();
+    GetHAL().setSpeakerVolume(_original_volume, false);
+}
+
+void MicTestWorker::update()
+{
+    update_waveform();
+
+    if (_back_flag) {
+        _back_flag = false;
+
+        if (_is_testing) {
+            return;
+        }
+
+        _is_done = true;
+        return;
+    }
+
+    if (!_test_flag) {
+        return;
+    }
+
+    _test_flag = false;
+
+    if (_is_testing) {
+        return;
+    }
+
+    _is_testing = true;
+    _status     = MicTestStatus::Starting;
+    _error_message.clear();
+    mclog::tagInfo(_tag, "start mic test");
+    update_button_text();
+    update_button_state();
+    update_button_color();
+
+    GetHAL().lvglUnlock();
+    auto error_message = GetHAL().startMicTest([this](MicTestStatus status) {
+        LvglLockGuard lock;
+        _status = status;
+        update_button_text();
+        update_button_state();
+        update_button_color();
+    });
+    GetHAL().lvglLock();
+
+    _is_testing = false;
+
+    if (!error_message.empty()) {
+        _status        = MicTestStatus::Failed;
+        _error_message = std::move(error_message);
+        mclog::tagError(_tag, "mic test failed: {}", _error_message);
+    }
+
+    if (_status == MicTestStatus::Failed && _error_message.empty()) {
+        _error_message = "Mic test failed";
+    }
+
+    update_button_text();
+    update_button_state();
+    update_button_color();
+}
+
+void MicTestWorker::update_button_text()
+{
+    switch (_status) {
+        case MicTestStatus::Starting:
+            _btn_test->label().setText("Starting...");
+            break;
+        case MicTestStatus::Recording:
+            _btn_test->label().setText("Recording...");
+            break;
+        case MicTestStatus::Playing:
+            _btn_test->label().setText("Playing back...");
+            break;
+        case MicTestStatus::Failed:
+            _btn_test->label().setText(_error_message.empty() ? "Mic test failed" : _error_message);
+            break;
+        case MicTestStatus::Done:
+            _btn_test->label().setText("Record Test");
+            break;
+        default:
+            _btn_test->label().setText("Record Test");
+            break;
+    }
+}
+
+void MicTestWorker::update_button_state()
+{
+    if (_is_testing) {
+        _btn_test->addState(LV_STATE_DISABLED);
+        _btn_back->addState(LV_STATE_DISABLED);
+        return;
+    }
+
+    _btn_test->removeState(LV_STATE_DISABLED);
+    _btn_back->removeState(LV_STATE_DISABLED);
+}
+
+void MicTestWorker::update_button_color()
+{
+    uint32_t bg_color  = _btn_test_color_default_bg;
+    uint32_t txt_color = _btn_test_color_default_txt;
+
+    if (_status == MicTestStatus::Done) {
+        bg_color  = _btn_test_color_done_bg;
+        txt_color = _btn_test_color_done_txt;
+    } else if (_status == MicTestStatus::Failed) {
+        bg_color  = _btn_test_color_failed_bg;
+        txt_color = _btn_test_color_failed_txt;
+    }
+
+    _btn_test->setBgColor(lv_color_hex(bg_color));
+    _btn_test->label().setTextColor(lv_color_hex(txt_color));
+}
+
+void MicTestWorker::update_waveform()
+{
+    if (!_chart_waveform || _waveform_series < 0) {
+        return;
+    }
+
+    uint32_t tick = lv_tick_get();
+    if (tick - _last_waveform_tick < _waveform_update_interval_ms) {
+        return;
+    }
+    _last_waveform_tick = tick;
+
+    GetHAL().getMicWaveformFrame(_waveform_frame);
+
+    auto* series = _chart_waveform->getSeries(_waveform_series);
+    if (!series) {
+        return;
+    }
+
+    for (size_t i = 0; i < _waveform_frame.size(); i++) {
+        lv_chart_set_series_value_by_id(_chart_waveform->get(), series, i, _waveform_frame[i]);
+    }
+    lv_chart_refresh(_chart_waveform->get());
+}

firmware/main/apps/app_setup/workers/workers.h

@@ -161,6 +161,38 @@ private:
     std::vector<std::unique_ptr<uitk::lvgl_cpp::Button>> _buttons;
 };
 
+/**
+ * @brief
+ *
+ */
+class MicTestWorker : public WorkerBase {
+public:
+    MicTestWorker();
+    ~MicTestWorker();
+    void update() override;
+
+private:
+    void update_button_text();
+    void update_button_state();
+    void update_button_color();
+    void update_waveform();
+
+    std::unique_ptr<uitk::lvgl_cpp::Container> _panel;
+    std::unique_ptr<uitk::lvgl_cpp::Chart> _chart_waveform;
+    std::unique_ptr<uitk::lvgl_cpp::Button> _btn_test;
+    std::unique_ptr<uitk::lvgl_cpp::Button> _btn_back;
+
+    MicTestStatus _status        = MicTestStatus::Done;
+    bool _test_flag              = false;
+    bool _back_flag              = false;
+    bool _is_testing             = false;
+    int _waveform_series         = -1;
+    uint8_t _original_volume     = 80;
+    uint32_t _last_waveform_tick = 0;
+    std::string _error_message;
+    std::vector<int16_t> _waveform_frame;
+};
+
 /**
  * @brief
  *

firmware/main/hal/audio.cpp

@@ -0,0 +1,174 @@
+/*
+ * SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+ *
+ * SPDX-License-Identifier: MIT
+ */
+#include "hal.h"
+#include <algorithm>
+#include <array>
+#include <esp_heap_caps.h>
+#include <mooncake_log.h>
+#include <memory>
+#include <vector>
+#include <board.h>
+#include <audio/audio_codec.h>
+#include <hal/board/config.h>
+
+static const std::string_view _tag = "HAL-Audio";
+
+namespace {
+
+constexpr size_t _mic_test_duration_seconds      = 3;
+constexpr size_t _mic_test_playback_chunk_frames = 512;
+constexpr size_t _mic_waveform_point_count       = 128;
+constexpr size_t _mic_waveform_samples_per_point = 6;
+constexpr size_t _mic_waveform_capture_frames    = _mic_waveform_point_count * _mic_waveform_samples_per_point;
+
+struct MicTestFrame {
+    int16_t mic;
+    int16_t reference;
+};
+
+}  // namespace
+
+std::string Hal::startMicTest(std::function<void(MicTestStatus)> onStatusUpdate)
+{
+    mclog::tagInfo(_tag, "start mic test");
+    onStatusUpdate(MicTestStatus::Starting);
+
+    auto& board      = Board::GetInstance();
+    auto audio_codec = board.GetAudioCodec();
+    if (!audio_codec) {
+        mclog::tagError(_tag, "audio codec unavailable");
+        clearupMicTest();
+        onStatusUpdate(MicTestStatus::Failed);
+        return "audio codec unavailable";
+    }
+
+    const size_t total_frames   = AUDIO_INPUT_SAMPLE_RATE * _mic_test_duration_seconds;
+    const size_t input_channels = std::max(audio_codec->input_channels(), 1);
+    auto* recorded_frames       = static_cast<MicTestFrame*>(
+        heap_caps_malloc(total_frames * sizeof(MicTestFrame), MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT));
+    if (!recorded_frames) {
+        mclog::tagError(_tag, "failed to allocate %u bytes for mic test buffer",
+                        static_cast<unsigned>(total_frames * sizeof(MicTestFrame)));
+        clearupMicTest();
+        onStatusUpdate(MicTestStatus::Failed);
+        return "failed to allocate mic test buffer";
+    }
+
+    audio_codec->EnableInput(true);
+    onStatusUpdate(MicTestStatus::Recording);
+
+    size_t recorded_frame_count = 0;
+    std::vector<int16_t> input_chunk;
+
+    while (recorded_frame_count < total_frames) {
+        const size_t frames_to_read = std::min(total_frames - recorded_frame_count, _mic_test_playback_chunk_frames);
+        input_chunk.resize(frames_to_read * input_channels);
+        if (!audio_codec->InputData(input_chunk)) {
+            mclog::tagError(_tag, "mic read failed after %u frames", static_cast<unsigned>(recorded_frame_count));
+            break;
+        }
+
+        for (size_t frame_index = 0; frame_index < frames_to_read; ++frame_index) {
+            const size_t sample_index                               = frame_index * input_channels;
+            recorded_frames[recorded_frame_count + frame_index].mic = input_chunk[sample_index];
+            recorded_frames[recorded_frame_count + frame_index].reference =
+                input_channels > 1 ? input_chunk[sample_index + 1] : input_chunk[sample_index];
+        }
+        recorded_frame_count += frames_to_read;
+    }
+
+    audio_codec->EnableInput(false);
+
+    if (recorded_frame_count == 0) {
+        mclog::tagError(_tag, "mic test captured no audio");
+        heap_caps_free(recorded_frames);
+        clearupMicTest();
+        onStatusUpdate(MicTestStatus::Failed);
+        return "mic test captured no audio";
+    }
+
+    audio_codec->EnableOutput(true);
+    onStatusUpdate(MicTestStatus::Playing);
+
+    std::array<int16_t, _mic_test_playback_chunk_frames> playback_chunk{};
+    std::vector<int16_t> output_chunk;
+    output_chunk.reserve(_mic_test_playback_chunk_frames);
+    size_t played_frames = 0;
+    while (played_frames < recorded_frame_count) {
+        const size_t frames_to_write = std::min(recorded_frame_count - played_frames, playback_chunk.size());
+        for (size_t i = 0; i < frames_to_write; ++i) {
+            playback_chunk[i] = recorded_frames[played_frames + i].mic;
+        }
+
+        output_chunk.assign(playback_chunk.begin(), playback_chunk.begin() + frames_to_write);
+        audio_codec->OutputData(output_chunk);
+        played_frames += frames_to_write;
+    }
+
+    heap_caps_free(recorded_frames);
+    clearupMicTest();
+    onStatusUpdate(MicTestStatus::Done);
+    return {};
+}
+
+void Hal::getMicWaveformFrame(std::vector<int16_t>& data)
+{
+    data.assign(_mic_waveform_point_count, 0);
+
+    auto& board      = Board::GetInstance();
+    auto audio_codec = board.GetAudioCodec();
+    if (!audio_codec) {
+        mclog::tagError(_tag, "audio codec unavailable for waveform capture");
+        return;
+    }
+
+    const size_t input_channels = std::max(audio_codec->input_channels(), 1);
+    std::vector<int16_t> input_chunk(_mic_waveform_capture_frames * input_channels);
+    if (!audio_codec->input_enabled()) {
+        audio_codec->EnableInput(true);
+    }
+
+    const bool read_ok = audio_codec->InputData(input_chunk);
+
+    if (!read_ok) {
+        mclog::tagError(_tag, "mic waveform capture failed");
+        return;
+    }
+
+    for (size_t point_index = 0; point_index < _mic_waveform_point_count; ++point_index) {
+        int16_t selected_sample = 0;
+        int32_t peak_magnitude  = -1;
+
+        for (size_t sample_offset = 0; sample_offset < _mic_waveform_samples_per_point; ++sample_offset) {
+            const size_t frame_index = point_index * _mic_waveform_samples_per_point + sample_offset;
+            const int16_t sample     = input_chunk[frame_index * input_channels];
+            const int32_t magnitude  = std::abs(static_cast<int32_t>(sample));
+            if (magnitude > peak_magnitude) {
+                peak_magnitude  = magnitude;
+                selected_sample = sample;
+            }
+        }
+
+        data[point_index] = selected_sample;
+    }
+}
+
+void Hal::clearupMicTest()
+{
+    auto& board      = Board::GetInstance();
+    auto audio_codec = board.GetAudioCodec();
+    if (!audio_codec) {
+        return;
+    }
+
+    if (audio_codec->output_enabled()) {
+        audio_codec->EnableOutput(false);
+    }
+
+    if (audio_codec->input_enabled()) {
+        audio_codec->EnableInput(false);
+    }
+}

firmware/main/hal/board/cores3_audio_codec.cc

@@ -14,7 +14,7 @@ CoreS3AudioCodec::CoreS3AudioCodec(void* i2c_master_handle, int input_sample_rat
     input_channels_ = input_reference_ ? 2 : 1; // 输入通道数
     input_sample_rate_ = input_sample_rate;
     output_sample_rate_ = output_sample_rate;
-    input_gain_ = 30;
+    input_gain_ = 60;
 
     CreateDuplexChannels(mclk, bclk, ws, dout, din);
 

firmware/main/hal/board/stackchan.cc

@@ -628,8 +628,13 @@ void hal_bridge::board_set_speaker_volume(uint8_t volume, bool permanent)
     auto& board      = Board::GetInstance();
     auto audio_codec = board.GetAudioCodec();
     if (audio_codec) {
-        if (permanent) {
-            audio_codec->SetOutputVolume(volume);
+        Settings settings("audio", false);
+        const int persisted_volume = settings.GetInt("output_volume", audio_codec->output_volume());
+        audio_codec->SetOutputVolume(volume);
+        if (!permanent) {
+            Settings writable_settings("audio", true);
+            writable_settings.SetInt("output_volume", persisted_volume);
+            return;
         }
     }
 }

firmware/main/hal/hal.h

@@ -120,6 +120,18 @@ struct XiaozhiConfig_t {
     uint8_t idleRandomMovementLevel  = 2;
 };
 
+/**
+ * @brief
+ *
+ */
+enum class MicTestStatus {
+    Starting = 0,
+    Recording,
+    Playing,
+    Done,
+    Failed,
+};
+
 /**
  * @brief
  *
@@ -284,6 +296,9 @@ public:
     /* ---------------------------------- Audio --------------------------------- */
     void setSpeakerVolume(uint8_t volume, bool permanent = false);
     uint8_t getSpeakerVolume();
+    std::string startMicTest(std::function<void(MicTestStatus)> onStatusUpdate);
+    void getMicWaveformFrame(std::vector<int16_t>& data);
+    void clearupMicTest();
 
 private:
     bool _xiaozhi_start_requested = false;