Add touch buttons for speaker toggle and music playback.
Enable SoftSPI touch, replace auto beeps with Speaker ON/OFF and Play Music controls, and document usage. Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
@@ -1,47 +1,130 @@
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#include "audio_test.h"
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#include "pins.h"
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static const char *g_status = "Idle";
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static const char *g_status = "Speaker OFF";
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static bool g_enabled = false;
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static bool g_playing = false;
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static size_t g_note_i = 0;
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static uint32_t g_until_ms = 0;
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enum Phase : uint8_t { kStartNote, kWaitNote, kWaitGap };
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static Phase g_phase = kStartNote;
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struct Note {
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uint16_t freq;
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uint16_t ms;
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};
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// Twinkle Twinkle Little Star
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static const Note k_music[] = {
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{262, 280}, {262, 280}, {392, 280}, {392, 280}, {440, 280}, {440, 280}, {392, 520},
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{349, 280}, {349, 280}, {330, 280}, {330, 280}, {294, 280}, {294, 280}, {262, 520},
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{392, 280}, {392, 280}, {349, 280}, {349, 280}, {330, 280}, {330, 280}, {294, 520},
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{392, 280}, {392, 280}, {349, 280}, {349, 280}, {330, 280}, {330, 280}, {294, 520},
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{262, 280}, {262, 280}, {392, 280}, {392, 280}, {440, 280}, {440, 280}, {392, 520},
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{349, 280}, {349, 280}, {330, 280}, {330, 280}, {294, 280}, {294, 280}, {262, 700},
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};
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static constexpr size_t k_music_len = sizeof(k_music) / sizeof(k_music[0]);
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static void speaker_off_pin() {
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noTone(SPEAKER_PIN);
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digitalWrite(SPEAKER_PIN, LOW);
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}
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void audio_init() {
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pinMode(SPEAKER_PIN, OUTPUT);
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digitalWrite(SPEAKER_PIN, LOW);
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noTone(SPEAKER_PIN);
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g_status = "Ready GPIO26";
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Serial.printf("Speaker init on GPIO%d (SC8002B amp)\n", SPEAKER_PIN);
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speaker_off_pin();
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g_enabled = false;
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g_playing = false;
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g_status = "Speaker OFF";
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Serial.printf("Speaker init GPIO%d (touch-controlled)\n", SPEAKER_PIN);
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}
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static void beep(uint16_t freq_hz, uint16_t ms) {
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tone(SPEAKER_PIN, freq_hz);
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delay(ms);
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noTone(SPEAKER_PIN);
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digitalWrite(SPEAKER_PIN, LOW);
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}
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void audio_play_beep_sequence() {
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g_status = "Beep x3";
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Serial.println("Audio: beep sequence");
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beep(880, 120);
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delay(80);
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beep(1175, 120);
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delay(80);
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beep(1397, 180);
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delay(50);
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g_status = "Beep done";
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}
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void audio_play_melody() {
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// 简化版：C D E G A
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static const uint16_t notes[] = {523, 587, 659, 784, 880, 784, 659};
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static const uint16_t durs[] = {160, 160, 160, 200, 240, 160, 280};
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g_status = "Melody";
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Serial.println("Audio: melody test");
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for (size_t i = 0; i < sizeof(notes) / sizeof(notes[0]); ++i) {
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beep(notes[i], durs[i]);
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delay(40);
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void audio_set_enabled(bool on) {
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g_enabled = on;
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if (!on) {
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audio_stop();
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g_status = "Speaker OFF";
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} else {
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g_status = "Speaker ON";
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tone(SPEAKER_PIN, 1000);
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delay(80);
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speaker_off_pin();
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}
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g_status = "Melody done";
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Serial.printf("Speaker %s\n", on ? "ON" : "OFF");
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}
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bool audio_is_enabled() {
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return g_enabled;
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}
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void audio_stop() {
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g_playing = false;
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g_note_i = 0;
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g_phase = kStartNote;
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speaker_off_pin();
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if (g_enabled) {
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g_status = "Speaker ON";
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}
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}
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bool audio_is_playing() {
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return g_playing;
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}
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void audio_play_music() {
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if (!g_enabled) {
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g_status = "Turn ON first";
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Serial.println("Audio: blocked (speaker off)");
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return;
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}
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g_playing = true;
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g_note_i = 0;
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g_phase = kStartNote;
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g_until_ms = 0;
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g_status = "Playing...";
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Serial.println("Audio: play music");
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}
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void audio_tick() {
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if (!g_playing || !g_enabled) {
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return;
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}
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const uint32_t now = millis();
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if (now < g_until_ms) {
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return;
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}
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if (g_phase == kWaitNote) {
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speaker_off_pin();
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g_phase = kWaitGap;
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g_until_ms = now + 35;
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g_note_i++;
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return;
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}
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if (g_phase == kWaitGap) {
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g_phase = kStartNote;
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}
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// kStartNote
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if (g_note_i >= k_music_len) {
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audio_stop();
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g_status = "Music done";
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Serial.println("Audio: music done");
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return;
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}
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const Note &n = k_music[g_note_i];
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if (n.freq == 0) {
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speaker_off_pin();
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} else {
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tone(SPEAKER_PIN, n.freq);
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}
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g_until_ms = now + n.ms;
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g_phase = kWaitNote;
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}
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const char *audio_last_status() {
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40
src/main.cpp
40
src/main.cpp
@@ -5,6 +5,7 @@
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#include "audio_test.h"
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#include "pins.h"
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#include "sd_info.h"
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#include "touch.h"
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#include "ui.h"
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static constexpr uint32_t DRAW_BUF_SIZE =
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@@ -12,9 +13,8 @@ static constexpr uint32_t DRAW_BUF_SIZE =
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static uint32_t draw_buf[DRAW_BUF_SIZE / 4];
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static uint32_t last_refresh_ms = 0;
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static uint32_t last_audio_ms = 0;
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static uint32_t last_btn_ui_ms = 0;
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static constexpr uint32_t REFRESH_MS = 3000;
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static constexpr uint32_t AUDIO_INTERVAL_MS = 12000;
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static void refresh_sd_ui() {
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SdCardInfo info = sd_read_info();
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@@ -23,31 +23,25 @@ static void refresh_sd_ui() {
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if (!info.mounted) {
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Serial.printf("Error: %s\n", info.error.c_str());
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} else {
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Serial.printf("Type: %s\n", info.type);
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Serial.printf("FS: %s\n", info.filesystem);
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Serial.printf("Card: %s\n", format_bytes(info.card_bytes).c_str());
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Serial.printf("Part: %s\n", format_bytes(info.total_bytes).c_str());
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Serial.printf("Used: %s\n", format_bytes(info.used_bytes).c_str());
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Serial.printf("Free: %s\n", format_bytes(info.free_bytes).c_str());
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Serial.printf("Root entries: %lu\n",
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static_cast<unsigned long>(info.root_files));
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Serial.printf("Type: %s FS: %s Cap: %s\n", info.type, info.filesystem,
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format_bytes(info.card_bytes).c_str());
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}
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ui_update(info);
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ui_set_audio_status(audio_last_status());
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}
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void setup() {
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Serial.begin(115200);
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delay(200);
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Serial.println();
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Serial.printf("LVGL %d.%d.%d | CYD TF + Speaker\n", lv_version_major(),
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Serial.printf("LVGL %d.%d.%d | CYD TF + Touch Speaker\n", lv_version_major(),
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lv_version_minor(), lv_version_patch());
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pinMode(TFT_BL_PIN, OUTPUT);
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digitalWrite(TFT_BL_PIN, HIGH);
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audio_init();
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touch_init();
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lv_init();
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@@ -55,8 +49,11 @@ void setup() {
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lv_tft_espi_create(SCREEN_WIDTH, SCREEN_HEIGHT, draw_buf, sizeof(draw_buf));
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lv_display_set_rotation(disp, LV_DISPLAY_ROTATION_270);
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lv_indev_t *indev = lv_indev_create();
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lv_indev_set_type(indev, LV_INDEV_TYPE_POINTER);
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lv_indev_set_read_cb(indev, touch_read_cb);
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ui_create();
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ui_set_audio_status(audio_last_status());
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if (!sd_init()) {
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Serial.println("SD mount failed at boot");
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@@ -64,18 +61,13 @@ void setup() {
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refresh_sd_ui();
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last_refresh_ms = millis();
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// 开机立刻测喇叭
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audio_play_beep_sequence();
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delay(200);
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audio_play_melody();
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ui_set_audio_status(audio_last_status());
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last_audio_ms = millis();
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last_btn_ui_ms = millis();
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}
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void loop() {
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lv_timer_handler();
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lv_tick_inc(5);
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audio_tick();
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uint32_t now = millis();
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if (now - last_refresh_ms >= REFRESH_MS) {
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@@ -83,10 +75,10 @@ void loop() {
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refresh_sd_ui();
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}
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if (now - last_audio_ms >= AUDIO_INTERVAL_MS) {
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last_audio_ms = now;
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audio_play_beep_sequence();
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ui_set_audio_status(audio_last_status());
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// 播放过程中刷新按钮文字（Playing / Stop）
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if (now - last_btn_ui_ms >= 300) {
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last_btn_ui_ms = now;
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ui_refresh_audio_buttons();
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}
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delay(5);
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83
src/touch.cpp
Normal file
83
src/touch.cpp
Normal file
@@ -0,0 +1,83 @@
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#include "touch.h"
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#include "pins.h"
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#include <Arduino.h>
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static void soft_spi_write(uint8_t data) {
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for (int i = 7; i >= 0; --i) {
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digitalWrite(TOUCH_MOSI, (data >> i) & 1);
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digitalWrite(TOUCH_CLK, HIGH);
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delayMicroseconds(1);
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digitalWrite(TOUCH_CLK, LOW);
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delayMicroseconds(1);
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}
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}
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static uint16_t soft_spi_read12() {
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uint16_t v = 0;
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for (int i = 0; i < 12; ++i) {
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digitalWrite(TOUCH_CLK, HIGH);
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delayMicroseconds(1);
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v = (v << 1) | (digitalRead(TOUCH_MISO) ? 1 : 0);
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digitalWrite(TOUCH_CLK, LOW);
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delayMicroseconds(1);
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}
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// 丢掉多余时钟位
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digitalWrite(TOUCH_CLK, HIGH);
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delayMicroseconds(1);
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digitalWrite(TOUCH_CLK, LOW);
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return v;
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}
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static uint16_t xpt_read(uint8_t cmd) {
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digitalWrite(TOUCH_CS, LOW);
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soft_spi_write(cmd);
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delayMicroseconds(5);
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uint16_t v = soft_spi_read12();
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digitalWrite(TOUCH_CS, HIGH);
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return v;
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}
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void touch_init() {
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pinMode(TOUCH_CS, OUTPUT);
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pinMode(TOUCH_CLK, OUTPUT);
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pinMode(TOUCH_MOSI, OUTPUT);
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pinMode(TOUCH_MISO, INPUT);
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pinMode(TOUCH_IRQ, INPUT);
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digitalWrite(TOUCH_CS, HIGH);
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digitalWrite(TOUCH_CLK, LOW);
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Serial.println("Touch: XPT2046 SoftSPI ready");
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}
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void touch_read_cb(lv_indev_t * /*indev*/, lv_indev_data_t *data) {
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const bool irq = (digitalRead(TOUCH_IRQ) == LOW);
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uint16_t raw_x = xpt_read(0x90);
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uint16_t raw_y = xpt_read(0xD0);
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if (!irq || raw_x < 80 || raw_y < 80 || raw_x > 4000 || raw_y > 4000) {
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data->state = LV_INDEV_STATE_RELEASED;
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return;
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}
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// LV_DISPLAY_ROTATION_270 → 逻辑 320x240
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int16_t x = map((int)raw_y, 200, 3800, 0, UI_HOR_RES - 1);
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int16_t y = map((int)raw_x, 240, 3700, 0, UI_VER_RES - 1);
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if (x < 0) {
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x = 0;
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}
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if (y < 0) {
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y = 0;
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}
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if (x >= UI_HOR_RES) {
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x = UI_HOR_RES - 1;
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}
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if (y >= UI_VER_RES) {
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y = UI_VER_RES - 1;
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}
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data->point.x = x;
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data->point.y = y;
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data->state = LV_INDEV_STATE_PRESSED;
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}
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186
src/ui.cpp
186
src/ui.cpp
@@ -1,4 +1,5 @@
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#include "ui.h"
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#include "audio_test.h"
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#include <lvgl.h>
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@@ -6,13 +7,12 @@ static lv_obj_t *lbl_status;
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static lv_obj_t *lbl_type;
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static lv_obj_t *lbl_fs;
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static lv_obj_t *lbl_capacity;
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static lv_obj_t *lbl_total;
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static lv_obj_t *lbl_used;
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static lv_obj_t *lbl_free;
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static lv_obj_t *lbl_files;
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static lv_obj_t *bar_usage;
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static lv_obj_t *lbl_hint;
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static lv_obj_t *lbl_audio;
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static lv_obj_t *bar_usage;
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static lv_obj_t *btn_speaker;
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static lv_obj_t *btn_play;
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static lv_obj_t *lbl_speaker;
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static lv_obj_t *lbl_play;
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static lv_obj_t *make_row(lv_obj_t *parent, const char *title, lv_obj_t **value_out) {
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lv_obj_t *row = lv_obj_create(parent);
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@@ -20,7 +20,7 @@ static lv_obj_t *make_row(lv_obj_t *parent, const char *title, lv_obj_t **value_
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lv_obj_set_height(row, LV_SIZE_CONTENT);
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lv_obj_set_style_bg_opa(row, LV_OPA_TRANSP, 0);
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lv_obj_set_style_border_width(row, 0, 0);
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lv_obj_set_style_pad_all(row, 2, 0);
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lv_obj_set_style_pad_all(row, 1, 0);
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lv_obj_set_flex_flow(row, LV_FLEX_FLOW_ROW);
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lv_obj_set_flex_align(row, LV_FLEX_ALIGN_SPACE_BETWEEN, LV_FLEX_ALIGN_CENTER,
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LV_FLEX_ALIGN_CENTER);
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@@ -34,11 +34,51 @@ static lv_obj_t *make_row(lv_obj_t *parent, const char *title, lv_obj_t **value_
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lv_obj_t *v = lv_label_create(row);
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lv_label_set_text(v, "—");
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lv_obj_set_style_text_color(v, lv_color_hex(0xECEFF1), 0);
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lv_obj_set_style_text_font(v, &lv_font_montserrat_16, 0);
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lv_obj_set_style_text_font(v, &lv_font_montserrat_14, 0);
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*value_out = v;
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return row;
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}
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static void on_speaker_clicked(lv_event_t *e) {
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LV_UNUSED(e);
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audio_set_enabled(!audio_is_enabled());
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ui_refresh_audio_buttons();
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}
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static void on_play_clicked(lv_event_t *e) {
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LV_UNUSED(e);
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if (audio_is_playing()) {
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audio_stop();
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} else {
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audio_play_music();
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}
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ui_refresh_audio_buttons();
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}
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void ui_refresh_audio_buttons() {
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if (lbl_speaker) {
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lv_label_set_text(lbl_speaker, audio_is_enabled() ? "Speaker ON" : "Speaker OFF");
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}
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if (btn_speaker) {
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lv_obj_set_style_bg_color(
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btn_speaker,
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audio_is_enabled() ? lv_color_hex(0x2E7D32) : lv_color_hex(0x455A64), 0);
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}
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if (lbl_play) {
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lv_label_set_text(lbl_play, audio_is_playing() ? "Stop" : "Play Music");
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}
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if (btn_play) {
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lv_obj_set_style_bg_color(
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btn_play,
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audio_is_playing() ? lv_color_hex(0xC62828) : lv_color_hex(0x1565C0), 0);
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}
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if (lbl_audio) {
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lv_label_set_text(lbl_audio, audio_last_status());
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}
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}
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void ui_create() {
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lv_obj_t *scr = lv_screen_active();
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||||
lv_obj_set_style_bg_color(scr, lv_color_hex(0x0D1B2A), 0);
|
||||
@@ -48,59 +88,66 @@ void ui_create() {
|
||||
lv_obj_set_size(col, LV_PCT(100), LV_PCT(100));
|
||||
lv_obj_set_style_bg_opa(col, LV_OPA_TRANSP, 0);
|
||||
lv_obj_set_style_border_width(col, 0, 0);
|
||||
lv_obj_set_style_pad_left(col, 12, 0);
|
||||
lv_obj_set_style_pad_right(col, 12, 0);
|
||||
lv_obj_set_style_pad_top(col, 10, 0);
|
||||
lv_obj_set_style_pad_bottom(col, 8, 0);
|
||||
lv_obj_set_style_pad_left(col, 10, 0);
|
||||
lv_obj_set_style_pad_right(col, 10, 0);
|
||||
lv_obj_set_style_pad_top(col, 6, 0);
|
||||
lv_obj_set_style_pad_bottom(col, 6, 0);
|
||||
lv_obj_set_flex_flow(col, LV_FLEX_FLOW_COLUMN);
|
||||
lv_obj_set_flex_align(col, LV_FLEX_ALIGN_START, LV_FLEX_ALIGN_CENTER,
|
||||
LV_FLEX_ALIGN_CENTER);
|
||||
lv_obj_set_style_pad_row(col, 4, 0);
|
||||
lv_obj_set_style_pad_row(col, 2, 0);
|
||||
lv_obj_clear_flag(col, LV_OBJ_FLAG_SCROLLABLE);
|
||||
|
||||
lv_obj_t *title = lv_label_create(col);
|
||||
lv_label_set_text(title, "TF Card");
|
||||
lv_obj_set_style_text_font(title, &lv_font_montserrat_20, 0);
|
||||
lv_label_set_text(title, "TF + Speaker");
|
||||
lv_obj_set_style_text_font(title, &lv_font_montserrat_18, 0);
|
||||
lv_obj_set_style_text_color(title, lv_color_hex(0x4FC3F7), 0);
|
||||
|
||||
lv_obj_t *subtitle = lv_label_create(col);
|
||||
lv_label_set_text(subtitle, "CYD ESP32 Storage Info");
|
||||
lv_obj_set_style_text_font(subtitle, &lv_font_montserrat_14, 0);
|
||||
lv_obj_set_style_text_color(subtitle, lv_color_hex(0x607D8B), 0);
|
||||
|
||||
lv_obj_t *sep = lv_obj_create(col);
|
||||
lv_obj_set_size(sep, LV_PCT(100), 1);
|
||||
lv_obj_set_style_bg_color(sep, lv_color_hex(0x37474F), 0);
|
||||
lv_obj_set_style_bg_opa(sep, LV_OPA_COVER, 0);
|
||||
lv_obj_set_style_border_width(sep, 0, 0);
|
||||
lv_obj_set_style_pad_all(sep, 0, 0);
|
||||
|
||||
make_row(col, "Status", &lbl_status);
|
||||
make_row(col, "Type", &lbl_type);
|
||||
make_row(col, "Format", &lbl_fs);
|
||||
make_row(col, "Capacity", &lbl_capacity);
|
||||
make_row(col, "Partition", &lbl_total);
|
||||
make_row(col, "Used", &lbl_used);
|
||||
make_row(col, "Free", &lbl_free);
|
||||
make_row(col, "Root files", &lbl_files);
|
||||
make_row(col, "Speaker", &lbl_audio);
|
||||
lv_label_set_text(lbl_audio, "GPIO26");
|
||||
make_row(col, "Audio", &lbl_audio);
|
||||
|
||||
bar_usage = lv_bar_create(col);
|
||||
lv_obj_set_width(bar_usage, LV_PCT(100));
|
||||
lv_obj_set_height(bar_usage, 14);
|
||||
lv_obj_set_height(bar_usage, 10);
|
||||
lv_bar_set_range(bar_usage, 0, 100);
|
||||
lv_bar_set_value(bar_usage, 0, LV_ANIM_OFF);
|
||||
lv_obj_set_style_bg_color(bar_usage, lv_color_hex(0x263238), 0);
|
||||
lv_obj_set_style_bg_opa(bar_usage, LV_OPA_COVER, 0);
|
||||
lv_obj_set_style_bg_color(bar_usage, lv_color_hex(0x29B6F6), LV_PART_INDICATOR);
|
||||
lv_obj_set_style_radius(bar_usage, 4, 0);
|
||||
lv_obj_set_style_radius(bar_usage, 4, LV_PART_INDICATOR);
|
||||
|
||||
lbl_hint = lv_label_create(col);
|
||||
lv_label_set_text(lbl_hint, "Refreshing every 3s");
|
||||
lv_obj_set_style_text_font(lbl_hint, &lv_font_montserrat_14, 0);
|
||||
lv_obj_set_style_text_color(lbl_hint, lv_color_hex(0x546E7A), 0);
|
||||
// 底部两个触控按钮
|
||||
lv_obj_t *row_btns = lv_obj_create(col);
|
||||
lv_obj_set_width(row_btns, LV_PCT(100));
|
||||
lv_obj_set_height(row_btns, 52);
|
||||
lv_obj_set_style_bg_opa(row_btns, LV_OPA_TRANSP, 0);
|
||||
lv_obj_set_style_border_width(row_btns, 0, 0);
|
||||
lv_obj_set_style_pad_all(row_btns, 0, 0);
|
||||
lv_obj_set_flex_flow(row_btns, LV_FLEX_FLOW_ROW);
|
||||
lv_obj_set_flex_align(row_btns, LV_FLEX_ALIGN_SPACE_BETWEEN, LV_FLEX_ALIGN_CENTER,
|
||||
LV_FLEX_ALIGN_CENTER);
|
||||
lv_obj_clear_flag(row_btns, LV_OBJ_FLAG_SCROLLABLE);
|
||||
|
||||
btn_speaker = lv_button_create(row_btns);
|
||||
lv_obj_set_size(btn_speaker, 145, 46);
|
||||
lv_obj_set_style_radius(btn_speaker, 8, 0);
|
||||
lv_obj_add_event_cb(btn_speaker, on_speaker_clicked, LV_EVENT_CLICKED, nullptr);
|
||||
lbl_speaker = lv_label_create(btn_speaker);
|
||||
lv_label_set_text(lbl_speaker, "Speaker OFF");
|
||||
lv_obj_set_style_text_font(lbl_speaker, &lv_font_montserrat_14, 0);
|
||||
lv_obj_center(lbl_speaker);
|
||||
|
||||
btn_play = lv_button_create(row_btns);
|
||||
lv_obj_set_size(btn_play, 145, 46);
|
||||
lv_obj_set_style_radius(btn_play, 8, 0);
|
||||
lv_obj_add_event_cb(btn_play, on_play_clicked, LV_EVENT_CLICKED, nullptr);
|
||||
lbl_play = lv_label_create(btn_play);
|
||||
lv_label_set_text(lbl_play, "Play Music");
|
||||
lv_obj_set_style_text_font(lbl_play, &lv_font_montserrat_14, 0);
|
||||
lv_obj_center(lbl_play);
|
||||
|
||||
ui_refresh_audio_buttons();
|
||||
}
|
||||
|
||||
void ui_update(const SdCardInfo &info) {
|
||||
@@ -110,51 +157,24 @@ void ui_update(const SdCardInfo &info) {
|
||||
lv_label_set_text(lbl_type, info.type);
|
||||
lv_label_set_text(lbl_fs, "—");
|
||||
lv_label_set_text(lbl_capacity, "—");
|
||||
lv_label_set_text(lbl_total, "—");
|
||||
lv_label_set_text(lbl_used, "—");
|
||||
lv_label_set_text(lbl_free, "—");
|
||||
lv_label_set_text(lbl_files, "—");
|
||||
lv_bar_set_value(bar_usage, 0, LV_ANIM_OFF);
|
||||
lv_label_set_text(lbl_hint, "Insert TF and wait...");
|
||||
return;
|
||||
}
|
||||
} else {
|
||||
lv_label_set_text(lbl_status, "Mounted OK");
|
||||
lv_obj_set_style_text_color(lbl_status, lv_color_hex(0x66BB6A), 0);
|
||||
lv_label_set_text(lbl_type, info.type);
|
||||
lv_label_set_text(lbl_fs, info.filesystem);
|
||||
String cap = format_bytes(info.card_bytes);
|
||||
lv_label_set_text(lbl_capacity, cap.c_str());
|
||||
|
||||
lv_label_set_text(lbl_status, "Mounted OK");
|
||||
lv_obj_set_style_text_color(lbl_status, lv_color_hex(0x66BB6A), 0);
|
||||
lv_label_set_text(lbl_type, info.type);
|
||||
lv_label_set_text(lbl_fs, info.filesystem);
|
||||
|
||||
String cap = format_bytes(info.card_bytes);
|
||||
String tot = format_bytes(info.total_bytes);
|
||||
String used = format_bytes(info.used_bytes);
|
||||
String freeb = format_bytes(info.free_bytes);
|
||||
|
||||
lv_label_set_text(lbl_capacity, cap.c_str());
|
||||
lv_label_set_text(lbl_total, tot.c_str());
|
||||
lv_label_set_text(lbl_used, used.c_str());
|
||||
lv_label_set_text(lbl_free, freeb.c_str());
|
||||
|
||||
char files_buf[16];
|
||||
snprintf(files_buf, sizeof(files_buf), "%lu", static_cast<unsigned long>(info.root_files));
|
||||
lv_label_set_text(lbl_files, files_buf);
|
||||
|
||||
int pct = 0;
|
||||
if (info.total_bytes > 0) {
|
||||
pct = static_cast<int>((info.used_bytes * 100ULL) / info.total_bytes);
|
||||
if (pct > 100) {
|
||||
pct = 100;
|
||||
int pct = 0;
|
||||
if (info.total_bytes > 0) {
|
||||
pct = static_cast<int>((info.used_bytes * 100ULL) / info.total_bytes);
|
||||
if (pct > 100) {
|
||||
pct = 100;
|
||||
}
|
||||
}
|
||||
lv_bar_set_value(bar_usage, pct, LV_ANIM_ON);
|
||||
}
|
||||
lv_bar_set_value(bar_usage, pct, LV_ANIM_ON);
|
||||
|
||||
char hint[48];
|
||||
snprintf(hint, sizeof(hint), "Used %d%% | SD+Audio", pct);
|
||||
lv_label_set_text(lbl_hint, hint);
|
||||
}
|
||||
|
||||
void ui_set_audio_status(const char *text) {
|
||||
if (lbl_audio == nullptr || text == nullptr) {
|
||||
return;
|
||||
}
|
||||
lv_label_set_text(lbl_audio, text);
|
||||
ui_refresh_audio_buttons();
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user