chore(light): 调整氛围灯最暗阈值。

dependencies.lock

@@ -0,0 +1,9 @@
+dependencies:
+  idf:
+    component_hash: null
+    source:
+      type: idf
+    version: 4.4.4
+manifest_hash: dcf4d39b94252de130019eadceb989d72b0dbc26b552cfdcbb50f6da531d2b92
+target: esp32c3
+version: 1.0.0

main/CMakeLists.txt

@@ -1,2 +1,2 @@
-idf_component_register(SRCS "apds_9960.c" "pca9555.c" "i2c.c" "asr_pro.c" "ci_03t.c" "ui_input.c" "ambient_light.c" "temperature.c" "embedded_display.c" "mqtt.c" "main.c" "wifi.c" "light.c" "mqtt.c"
+idf_component_register(SRCS "hw-ms03.c" "app_nvs.c" "apds_9960.c" "pca9555.c" "i2c.c" "asr_pro.c" "ci_03t.c" "ui_input.c" "ambient_light.c" "temperature.c" "embedded_display.c" "mqtt.c" "main.c" "wifi.c" "light.c" "mqtt.c"
                     INCLUDE_DIRS ".")

main/apds_9960.c

@@ -2,6 +2,7 @@
 #include <stdlib.h>
 
 #include "common.h"
+#include "driver/gpio.h"
 #include "driver/i2c.h"
 #include "embedded_display.c"
 #include "esp_log.h"
@@ -122,12 +123,15 @@
 // 50 mA LED, Reserved, 2x PGAIN, 4x ALS/Cain GAIN
 #define APDS_9960_CONTROL_VALUE 0b00001010
 // Enable Gesture, Proximity, ALS, Power
-#define APDS_9960_ENABLE_VALUE 0b01000111
+// X, GEN, PIEN, AIEN, WEN, PEN, AEN, PON
+#define APDS_9960_ENABLE_VALUE 0b01100111
 
 #define APDS_9960_TAG "APDS-9960"
 
 static xQueueHandle apds_9960_int_evt_queue = NULL;
 
+static int64_t last_apds_9960_int_time = 0;
+
 esp_err_t apds_9960_write_empty(uint8_t command) {
   i2c_cmd_handle_t cmd = i2c_cmd_link_create();
   i2c_master_start(cmd);
@@ -231,6 +235,12 @@ esp_err_t apds_9960_read_bytes_len(uint8_t command, uint8_t* data,
   return error;
 }
 
+void apds_9960_clear_all_int(void) {
+  ESP_LOGI(APDS_9960_TAG, "apds_9960_clear_all_int");
+  ESP_ERROR_CHECK_WITHOUT_ABORT(apds_9960_write_empty(APDS_9960_REG_AICLEAR));
+  ESP_ERROR_CHECK_WITHOUT_ABORT(apds_9960_write(APDS_9960_REG_GCONF4, 0x06));
+}
+
 void apds_9960_fetch(void* arg) {
   ESP_LOGI(APDS_9960_TAG, "apds_9960_fetch");
   esp_err_t error;
@@ -241,79 +251,60 @@ void apds_9960_fetch(void* arg) {
   uint8_t byte_buffer;
   uint8_t gesture_status_raw;
   uint8_t status_raw;
-  char red_str[10];
-  char green_str[10];
-  char blue_str[10];
-  char clear_str[10];
-  char status_str[10];
+  char red_str[20];
+  char green_str[20];
+  char blue_str[20];
+  char clear_str[20];
+  char status_str[20];
   uint8_t interrupt = 0;
   display_fill_rect(0, 2, 128, 8, 0x00);
   for (;;) {
-    // display_fill_rect(0, 0, 128, 8, 0x00);
+    if (last_apds_9960_int_time + 1000000 < esp_timer_get_time()) {
+      interrupt = gpio_get_level(APDS_9960_INT_GPIO);
+      if (interrupt == 1 ||
+          last_apds_9960_int_time + 10000000 < esp_timer_get_time()) {
+        apds_9960_clear_all_int();
+      }
+    }
 
-    interrupt = gpio_get_level(APDS_9960_INT_GPIO);
-
-    // Status
-    error = apds_9960_read_byte(APDS_9960_REG_STATUS, &status_raw);
+    // clear
+    error = apds_9960_read_word(APDS_9960_REG_CDATAL, &clear_raw);
     if (error != ESP_OK) {
-      ESP_LOGW(APDS_9960_TAG, "read status failed. %x", error);
+      ESP_LOGW(APDS_9960_TAG, "read failed. %d", error);
     } else {
-      sprintf(status_str, "%d :%d%d%d%d %d%d%d%d", interrupt,
-              (status_raw >> 7) & 1, (status_raw >> 6) & 1,
-              (status_raw >> 5) & 1, (status_raw >> 4) & 1,
-              (status_raw >> 3) & 1, (status_raw >> 2) & 1,
-              (status_raw >> 1) & 1, status_raw & 1);
-      display_print8_str(0, 0, status_str);
-      ESP_LOGD(APDS_9960_TAG, "Status: %2x", status_raw);
+      sprintf(clear_str, "C:% 5d", clear_raw);
+      display_print8_str(64, 6, clear_str);
+      ESP_LOGD(APDS_9960_TAG, "Clear: %d", clear_raw);
     }
-
-    error = apds_9960_read_byte(APDS_9960_REG_GFLVL, &byte_buffer);
+    // red
+    error = apds_9960_read_word(APDS_9960_REG_RDATAL, &red_raw);
     if (error != ESP_OK) {
-      ESP_LOGW(APDS_9960_TAG, "read APDS_9960_REG_GFLVL failed. %d", error);
+      ESP_LOGW(APDS_9960_TAG, "read failed. %d", error);
+    } else {
+      sprintf(red_str, "R:% 5d", red_raw);
+      display_print8_str(0, 4, red_str);
+      ESP_LOGD(APDS_9960_TAG, "Red: %d", red_raw);
     }
-    if (byte_buffer == 0) {
-      sprintf(status_str, "LVL: %4d", byte_buffer);
-      display_print8_str(0, 4, status_str);
+    // green
+    error = apds_9960_read_word(APDS_9960_REG_GDATAL, &green_raw);
+    if (error != ESP_OK) {
+      ESP_LOGW(APDS_9960_TAG, "read failed. %d", error);
+    } else {
+      sprintf(green_str, "G:% 5d", green_raw);
+      display_print8_str(64, 4, green_str);
+      ESP_LOGD(APDS_9960_TAG, "Green: %d", green_raw);
+    }
+    // blue
+    error = apds_9960_read_word(APDS_9960_REG_BDATAL, &blue_raw);
+    if (error != ESP_OK) {
+      ESP_LOGW(APDS_9960_TAG, "read failed. %d", error);
+    } else {
+      sprintf(blue_str, "B:% 5d", blue_raw);
+      display_print8_str(0, 6, blue_str);
+      ESP_LOGD(APDS_9960_TAG, "Blue: %d", blue_raw);
     }
 
-    // // clear
-    // error = apds_9960_read_word(APDS_9960_REG_CDATAL, &clear_raw);
-    // if (error != ESP_OK) {
-    //   ESP_LOGW(APDS_9960_TAG, "read failed. %d", error);
-    // } else {
-    //   sprintf(clear_str, "C:% 5d", clear_raw);
-    //   display_print8_str(64, 6, clear_str);
-    //   ESP_LOGD(APDS_9960_TAG, "Clear: %d", clear_raw);
-    // }
-    // // red
-    // error = apds_9960_read_word(APDS_9960_REG_RDATAL, &red_raw);
-    // if (error != ESP_OK) {
-    //   ESP_LOGW(APDS_9960_TAG, "read failed. %d", error);
-    // } else {
-    //   sprintf(red_str, "R:% 5d", red_raw);
-    //   display_print8_str(0, 4, red_str);
-    //   ESP_LOGD(APDS_9960_TAG, "Red: %d", red_raw);
-    // }
-    // // green
-    // error = apds_9960_read_word(APDS_9960_REG_GDATAL, &green_raw);
-    // if (error != ESP_OK) {
-    //   ESP_LOGW(APDS_9960_TAG, "read failed. %d", error);
-    // } else {
-    //   sprintf(green_str, "G:% 5d", green_raw);
-    //   display_print8_str(64, 4, green_str);
-    //   ESP_LOGD(APDS_9960_TAG, "Green: %d", green_raw);
-    // }
-    // // blue
-    // error = apds_9960_read_word(APDS_9960_REG_BDATAL, &blue_raw);
-    // if (error != ESP_OK) {
-    //   ESP_LOGW(APDS_9960_TAG, "read failed. %d", error);
-    // } else {
-    //   sprintf(blue_str, "B:% 5d", blue_raw);
-    //   display_print8_str(0, 6, blue_str);
-    //   ESP_LOGD(APDS_9960_TAG, "Blue: %d", blue_raw);
-    // }
-
-    vTaskDelay(pdMS_TO_TICKS(10));
+    vTaskDelay(pdMS_TO_TICKS(1000));
   }
   display_fill_rect(0, 2, 128, 8, 0x00);
 }
@@ -330,43 +321,98 @@ void apds_9960_read_gesture() {
   uint8_t byte_buffer;
   esp_err_t error;
   uint32_t gesture_values_raw_arr[32];
+  char gesture_values_str_arr[20];
 
   error = apds_9960_read_byte(APDS_9960_REG_GSTATUS, &byte_buffer);
   if (error != ESP_OK) {
     ESP_LOGW(APDS_9960_TAG, "read APDS_9960_REG_GSTATUS failed. %d", error);
     return;
   }
-  ESP_LOGI(APDS_9960_TAG, "APDS-9960 interrupt. status: %x", byte_buffer);
+  ESP_LOGD(APDS_9960_TAG, "APDS-9960 interrupt. status: %x", byte_buffer);
   if (!(byte_buffer & APDS_9960_GVALID)) {
     ESP_LOGI(APDS_9960_TAG, "Gesture no valid");
     return;
   }
 
-  ESP_LOGI(APDS_9960_TAG, "Gesture interrupt");
+  ESP_LOGD(APDS_9960_TAG, "Gesture interrupt");
   error = apds_9960_read_byte(APDS_9960_REG_GFLVL, &byte_buffer);
   if (error != ESP_OK) {
     ESP_LOGW(APDS_9960_TAG, "read APDS_9960_REG_GFLVL failed. %d", error);
+    apds_9960_write(APDS_9960_REG_GCONF4, 0x06);
     return;
   }
-  if (byte_buffer == 0) {
-    ESP_LOGI(APDS_9960_TAG, "Gesture FIFO empty");
+  if (byte_buffer < 4) {
+    ESP_LOGD(APDS_9960_TAG, "Gesture FIFO level too low: %d", byte_buffer);
+    apds_9960_write(APDS_9960_REG_GCONF4, 0x06);
     return;
   }
-  ESP_LOGI(APDS_9960_TAG, "Gesture FIFO Level: %d", byte_buffer);
+  ESP_LOGD(APDS_9960_TAG, "Gesture FIFO Level: %d", byte_buffer);
 
   error = apds_9960_read_bytes_len(
       APDS_9960_REG_GFIFO_U, (uint8_t*)gesture_values_raw_arr, byte_buffer * 4);
   apds_9960_write(APDS_9960_REG_GCONF4, 0x06);
+
   if (error != ESP_OK) {
     ESP_LOGW(APDS_9960_TAG, "read APDS_9960_REG_GFIFO(len: %d) failed. % d",
              byte_buffer * 4, error);
   } else {
+    int16_t before_ud = 0, before_lr = 0, after_ud = 0, after_lr = 0;
+    int16_t u = 0, d = 0, l = 0, r = 0;
+
+    uint8_t last_2_index = byte_buffer - 2;
+
+    // head 2
+    for (int i = 0; i < 2; i++) {
+      u = gesture_values_raw_arr[i] & 0xff;
+      d = gesture_values_raw_arr[i] >> 8 & 0xff;
+      l = gesture_values_raw_arr[i] >> 16 & 0xff;
+      r = gesture_values_raw_arr[i] >> 24 & 0xff;
+      before_ud += (u - d) * 100 / u + d;
+      before_lr += (l - r) * 100 / l + r;
+    }
+
+    // last 2
+    for (int i = last_2_index; i < byte_buffer; i++) {
+      u = gesture_values_raw_arr[i] & 0xff;
+      d = gesture_values_raw_arr[i] >> 8 & 0xff;
+      l = gesture_values_raw_arr[i] >> 16 & 0xff;
+      r = gesture_values_raw_arr[i] >> 24 & 0xff;
+      after_ud += (u - d) * 100 / u + d;
+      after_lr += (l - r) * 100 / l + r;
+    }
+
     for (int i = 0; i < byte_buffer; i++) {
-      printf("Gesture %2d: %02x %02x %02x %02x\n", i,
-             gesture_values_raw_arr[i] & 0xff,
-             gesture_values_raw_arr[i] >> 8 & 0xff,
-             gesture_values_raw_arr[i] >> 16 & 0xff,
-             gesture_values_raw_arr[i] >> 24 & 0xff);
+      if (i < 2) {
+        u = gesture_values_raw_arr[i] & 0xff;
+        d = gesture_values_raw_arr[i] >> 8 & 0xff;
+        l = gesture_values_raw_arr[i] >> 16 & 0xff;
+        r = gesture_values_raw_arr[i] >> 24 & 0xff;
+        before_ud += (u - d) * 100 / u + d;
+        before_lr += (l - r) * 100 / l + r;
+      } else if (i >= last_2_index) {
+        u = gesture_values_raw_arr[i] & 0xff;
+        d = gesture_values_raw_arr[i] >> 8 & 0xff;
+        l = gesture_values_raw_arr[i] >> 16 & 0xff;
+        r = gesture_values_raw_arr[i] >> 24 & 0xff;
+        after_ud += (u - d) * 100 / u + d;
+        after_lr += (l - r) * 100 / l + r;
+      }
+    }
+    printf("Δud: %d, Δlr: %d \n", after_ud - before_ud, after_lr - before_lr);
+    display_fill_rect(0, 0, 128, 2, 0x00);
+
+    if (abs(after_ud - before_ud) * 2 > abs(after_lr - before_lr)) {
+      if (after_ud - before_ud < -80) {
+        display_print8_str(0, 0, "Gesture: up");
+      } else if (after_ud - before_ud > 80) {
+        display_print8_str(0, 0, "Gesture: down");
+      }
+    } else {
+      if (after_lr - before_lr < -120) {
+        display_print8_str(0, 0, "Gesture: left");
+      } else if (after_lr - before_lr > 120) {
+        display_print8_str(0, 0, "Gesture: right");
+      }
     }
     // display_print8_str(0, 0, gesture_str);
   }
@@ -374,7 +420,7 @@ void apds_9960_read_gesture() {
 
 void apds_9960_read_proximity() {
   uint8_t proximity_raw;
-  char proximity_str[10];
+  char proximity_str[20];
   esp_err_t error;
 
   // Proximity
@@ -382,15 +428,9 @@ void apds_9960_read_proximity() {
   if (error != ESP_OK) {
     ESP_LOGW(APDS_9960_TAG, "read proximity failed. %x", error);
   } else {
+    ESP_LOGD(APDS_9960_TAG, "Prox: % 5d  ", proximity_raw);
     sprintf(proximity_str, "Prox: % 5d  ", proximity_raw);
     display_print8_str(8, 2, proximity_str);
-    ESP_LOGI(APDS_9960_TAG, "Prox: %d", proximity_raw);
-  }
-
-  // Clear Proximity Interrupt
-  error = apds_9960_write_empty(APDS_9960_REG_PICLEAR);
-  if (error != ESP_OK) {
-    ESP_LOGW(APDS_9960_TAG, "write clear failed. %x", error);
   }
 }
 
@@ -403,16 +443,15 @@ void apds_9960_int_evt_handler() {
     return;
   }
 
-  ESP_ERROR_CHECK(apds_9960_write_empty(APDS_9960_REG_AICLEAR));
-  // enable gesture interrupt
-  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_GCONF4, 0x06));
+  apds_9960_clear_all_int();
   esp_err_t error;
   uint8_t status_raw;
   while (xQueueReceive(apds_9960_int_evt_queue, NULL, portMAX_DELAY)) {
+    last_apds_9960_int_time = esp_timer_get_time();
     ESP_ERROR_RETRY(apds_9960_read_byte(APDS_9960_REG_STATUS, &status_raw), 10);
     ESP_ERROR_RETRY(apds_9960_write_empty(APDS_9960_REG_AICLEAR), 10);
 
-    ESP_LOGI(
+    ESP_LOGD(
         APDS_9960_TAG, "[apds_9960_int_evt_handler]  status %d%d%d%d %d%d%d%d",
         (status_raw >> 7) & 1, (status_raw >> 6) & 1, (status_raw >> 5) & 1,
         (status_raw >> 4) & 1, (status_raw >> 3) & 1, (status_raw >> 2) & 1,
@@ -423,7 +462,8 @@ void apds_9960_int_evt_handler() {
     if (status_raw & APDS_9960_GINT) {
       apds_9960_read_gesture();
     }
-    vTaskDelay(100 / portTICK_PERIOD_MS);
+
+    vTaskDelay(10 / portTICK_PERIOD_MS);
   }
 }
 
@@ -457,14 +497,14 @@ void apds_9960_init() {
   // 累积的手势数据达到 4 组时触发中断
   ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_GCONF1, 0x40));
   // Gesture Enter Threshold
-  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_GPENTH, 20));
+  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_GPENTH, 3));
   // Gesture Exit Threshold
-  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_GEXTH, 10));
+  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_GEXTH, 3));
   // Gesture Drive Strength
-  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_GCONF2, 0x40));
+  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_GCONF2, 0b0110000));
 
-  // set wait time
-  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_WTIME, 171));
+  // // set wait time
+  // ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_WTIME, 171));
 
   // set interrupt persistence
   ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_PERS, 0x44));
@@ -475,7 +515,8 @@ void apds_9960_init() {
   // // enable sleep after interrupt
   // ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_CONFIG3, 0x10));
 
-  ESP_ERROR_CHECK(apds_9960_write(APDS_9960_REG_ENABLE, 0b01101101));
+  ESP_ERROR_CHECK(
+      apds_9960_write(APDS_9960_REG_ENABLE, APDS_9960_ENABLE_VALUE));
 
   apds_9960_int_evt_queue = xQueueCreate(10, NULL);
   xTaskCreate(apds_9960_int_evt_handler, "apds_9960_gesture_fetch", 2048, NULL,

main/app_nvs.c

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <stdio.h>
+
+#include "esp_system.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "nvs.h"
+#include "nvs_flash.h"
+
+void app_nvs_init() {
+  esp_err_t err = nvs_flash_init();
+  if (err == ESP_ERR_NVS_NO_FREE_PAGES ||
+      err == ESP_ERR_NVS_NEW_VERSION_FOUND) {
+    ESP_ERROR_CHECK(nvs_flash_erase());
+    err = nvs_flash_init();
+  }
+  ESP_ERROR_CHECK(err);
+}

main/hw-ms03.c

@@ -0,0 +1,27 @@
+#pragma once
+#include "driver/gpio.h"
+#include "freeRTOS/FreeRTOS.h"
+
+#define HW_MS03_INT_GPIO 6
+#define BEEP_GPIO 7
+
+void hw_ms03_int_handler(void *arg) {
+  gpio_set_level(BEEP_GPIO, gpio_get_level(HW_MS03_INT_GPIO));
+}
+
+void hw_ms03_init() {
+  gpio_config_t io_conf = {};
+
+  io_conf.mode = GPIO_MODE_INPUT;
+  io_conf.pull_up_en = 0;
+  io_conf.pull_down_en = 1;
+  io_conf.intr_type = GPIO_INTR_ANYEDGE;
+  io_conf.pin_bit_mask = 1ULL << HW_MS03_INT_GPIO;
+  gpio_config(&io_conf);
+  io_conf.mode = GPIO_MODE_OUTPUT;
+  io_conf.pin_bit_mask = 1ULL << BEEP_GPIO;
+  io_conf.pull_down_en = 0;
+  gpio_config(&io_conf);
+
+  gpio_isr_handler_add(HW_MS03_INT_GPIO, hw_ms03_int_handler, NULL);
+}

main/light.c

@@ -9,9 +9,12 @@
 #pragma once
 #include "driver/rmt.h"
 #include "esp_log.h"
+#include "esp_system.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 #include "led_strip.h"
+#include "nvs.h"
+#include "nvs_flash.h"
 #include "sdkconfig.h"
 
 static const char *LIGHT_TAG = "DisplayAmbientLight_Light";
@@ -36,6 +39,10 @@ light_mode_t light_mode;
 float display_ambient_light_brightness = 1;
 uint8_t display_ambient_lighting_level = 255;
 
+float led_strip_red_calibration = 1.0;
+float led_strip_green_calibration = 1.0;
+float led_strip_blue_calibration = 1.0;
+
 void led_strip_fade_in_light_level(void *pvParameter) {
   float target = (float)display_ambient_lighting_level / 255.0;
   float step_length = (target - display_ambient_light_brightness) / 40.0;
@@ -55,6 +62,68 @@ void led_strip_set_brightness(uint8_t level) {
 
   xTaskCreate(led_strip_fade_in_light_level, "LED_STRIP_FADE_IN_LIGHT_LEVEL",
               4096, NULL, 1, NULL);
+
+  nvs_handle_t nvs_handle;
+  esp_err_t err = nvs_open("storage", NVS_READWRITE, &nvs_handle);
+  err = nvs_set_u8(nvs_handle, "brightness", level);
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) saving light level!\n",
+             esp_err_to_name(err));
+    nvs_close(nvs_handle);
+    return;
+  }
+  err = nvs_commit(nvs_handle);
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) saving light level!\n",
+             esp_err_to_name(err));
+  }
+  nvs_close(nvs_handle);
+}
+
+void led_strip_set_color_calibration(float red, float green, float blue) {
+  led_strip_red_calibration = red;
+  led_strip_green_calibration = green;
+  led_strip_blue_calibration = blue;
+
+  nvs_handle_t local_nvs_handle;
+
+  esp_err_t err = nvs_open("storage", NVS_READWRITE, &local_nvs_handle);
+
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) opening NVS handle!\n",
+             esp_err_to_name(err));
+    return;
+  }
+
+  err = nvs_set_u8(local_nvs_handle, "calibration_r", (uint32_t)(red * 255));
+  if (err != ESP_OK) {
+    nvs_close(local_nvs_handle);
+    ESP_LOGW(LIGHT_TAG, "Error (%s) write calibration_r failed!",
+             esp_err_to_name(err));
+    return;
+  }
+  err = nvs_set_u8(local_nvs_handle, "calibration_g", (uint8_t)(green * 255));
+  if (err != ESP_OK) {
+    nvs_close(local_nvs_handle);
+    ESP_LOGW(LIGHT_TAG, "Error (%s) calibration_g failed!",
+             esp_err_to_name(err));
+    return;
+  }
+  err = nvs_set_u8(local_nvs_handle, "calibration_b", (uint8_t)(blue * 255));
+  if (err != ESP_OK) {
+    nvs_close(local_nvs_handle);
+    ESP_LOGW(LIGHT_TAG, "Error (%s) calibration_b failed!",
+             esp_err_to_name(err));
+    return;
+  }
+
+  err = nvs_commit(local_nvs_handle);
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) save led_strip_red_calibration failed!",
+             esp_err_to_name(err));
+  }
+
+  nvs_close(local_nvs_handle);
 }
 
 /**
@@ -157,21 +226,64 @@ void light_for_init() {
   ESP_LOGI(LIGHT_TAG, "light_for_init");
   ESP_ERROR_CHECK(light_led_strip->clear(light_led_strip, 100));
 
-  uint32_t red = 0, green = 0, blue = 0;
-  int8_t i = 0;
+  nvs_handle local_nvs_handle;
+  esp_err_t err = nvs_open("storage", NVS_READWRITE, &local_nvs_handle);
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) opening NVS handle!", esp_err_to_name(err));
+  }
+
+  uint8_t r = 255, g = 255, b = 255;
+  uint8_t brightness = 200;
+  err = nvs_get_u8(local_nvs_handle, "calibration_r", &r);
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) reading calibration_r!",
+             esp_err_to_name(err));
+  }
+  err = nvs_get_u8(local_nvs_handle, "calibration_g", &g);
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) reading calibration_g!",
+             esp_err_to_name(err));
+  }
+  err = nvs_get_u8(local_nvs_handle, "calibration_b", &b);
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) reading calibration_b!",
+             esp_err_to_name(err));
+  }
+  err = nvs_get_u8(local_nvs_handle, "brightness", &brightness);
+  if (err != ESP_OK) {
+    ESP_LOGW(LIGHT_TAG, "Error (%s) reading brightness!", esp_err_to_name(err));
+  }
+
+  nvs_close(local_nvs_handle);
+
+  // set brightness
+  led_strip_set_brightness(brightness);
+
+  // play init light
+  float r_f = (float)r / 255.0;
+  float g_f = (float)g / 255.0;
+  float b_f = (float)b / 255.0;
+
+  uint8_t init_r, init_g, init_b;
 
   do {
-    for (; i < 100; i++) {
+    for (uint8_t i = 0; i < 50; i++) {
+      init_r = (uint8_t)(r_f * (float)i);
+      init_g = (uint8_t)(g_f * (float)i);
+      init_b = (uint8_t)(b_f * (float)i);
+
       for (int j = 0; j < STRIP_LED_NUMBER; j++) {
-        led_strip_hsv2rgb(0, 0, i, &red, &green, &blue);
-        ESP_ERROR_CHECK(
-            light_led_strip->set_pixel(light_led_strip, j, red, green, blue));
+        ESP_ERROR_CHECK(light_led_strip->set_pixel(light_led_strip, j, init_r,
+                                                   init_g, init_b));
       }
       ESP_ERROR_CHECK(light_led_strip->refresh(light_led_strip, 100));
-      vTaskDelay(pdMS_TO_TICKS(10));
+      vTaskDelay(pdMS_TO_TICKS(20));
     }
     vTaskDelay(pdMS_TO_TICKS(100));
   } while (light_mode == light_mode_init);
+
+  led_strip_set_color_calibration((float)r / 255.0, (float)g / 255.0,
+                                  (float)b / 255.0);
 }
 
 void light_for_connecting_wifi() {
@@ -206,9 +318,11 @@ void light_for_idle() {
       // Build RGB values
       led_strip_hsv2rgb(hue, 50, 30, &red, &green, &blue);
 
-      red = red * display_ambient_light_brightness;
-      green = green * display_ambient_light_brightness;
-      blue = blue * display_ambient_light_brightness;
+      red = red * display_ambient_light_brightness * led_strip_red_calibration;
+      green = green * display_ambient_light_brightness *
+              led_strip_green_calibration;
+      blue =
+          blue * display_ambient_light_brightness * led_strip_blue_calibration;
       // Write RGB values to strip driver
       ESP_ERROR_CHECK(
           light_led_strip->set_pixel(light_led_strip, j, red, green, blue));
@@ -273,18 +387,40 @@ void light_init_strip() {
 void light_play_colors(uint16_t len, uint8_t *buffer) {
   light_mode = light_mode_desktop_sending_colors;
 
+  uint16_t black_count = 0;  // count of black pixels. r/g/b <= 10
+
   for (uint16_t led_index = 0, buffer_cursor = 0;
        led_index < STRIP_LED_NUMBER && buffer_cursor < len;
        led_index++, buffer_cursor += 3) {
     uint8_t r = (uint8_t)((float)buffer[buffer_cursor] *
-                          display_ambient_light_brightness),
+                          display_ambient_light_brightness *
+                          led_strip_red_calibration),
             g = (uint8_t)((float)buffer[buffer_cursor + 1] *
-                          display_ambient_light_brightness),
+                          display_ambient_light_brightness *
+                          led_strip_green_calibration),
             b = (uint8_t)((float)buffer[buffer_cursor + 2] *
-                          display_ambient_light_brightness);
+                          display_ambient_light_brightness *
+                          led_strip_blue_calibration);
+    if (r <= 7 && g <= 7 && b <= 7) {
+      black_count++;
+    }
     ESP_ERROR_CHECK(
         light_led_strip->set_pixel(light_led_strip, led_index, r, g, b));
   }
+
+  if (black_count > STRIP_LED_NUMBER / 5 * 4) {
+    uint8_t r = (uint8_t)((float)50 * display_ambient_light_brightness *
+                          led_strip_red_calibration),
+            g = (uint8_t)((float)40 * display_ambient_light_brightness *
+                          led_strip_green_calibration),
+            b = (uint8_t)((float)20 * display_ambient_light_brightness *
+                          led_strip_blue_calibration);
+    for (uint16_t led_index = 0; led_index < STRIP_LED_NUMBER; led_index++) {
+      ESP_ERROR_CHECK(
+          light_led_strip->set_pixel(light_led_strip, led_index, r, g, b));
+    }
+  } else {
+  }
   ESP_ERROR_CHECK(light_led_strip->refresh(light_led_strip, 100));
   vTaskDelay(pdMS_TO_TICKS(10));
 }

main/main.c

@@ -1,9 +1,11 @@
 #include "apds_9960.c"
+#include "app_nvs.c"
 #include "ci_03t.c"
 #include "embedded_display.c"
 #include "esp_log.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
+#include "hw-ms03.c"
 #include "i2c.c"
 #include "light.c"
 #include "mqtt.c"
@@ -16,6 +18,7 @@
 static const char *TAG = "DisplayAmbientLight";
 
 void app_main(void) {
+  app_nvs_init();
   light_init_strip();
 
   gpio_install_isr_service(0);
@@ -24,28 +27,29 @@ void app_main(void) {
 
   init_display();
   display_print8_str(0, 0, "Ambient Light");
-  // ci_03t_init();
+  // hw_ms03_init();
+  ci_03t_init();
   apds_9960_init();
   apds_9960_auto_fetch();
-  // auto_fetch_temperature();
-  // pca9555_init();
-  // ui_input_init();
-  // xTaskCreate(mqtt_publish_ui_input, "mqtt_publish_ui_input", 2048, NULL, 10,
-  // NULL);
-  // vTaskDelay(pdMS_TO_TICKS(10));
+  auto_fetch_temperature();
+  pca9555_init();
+  ui_input_init();
+  xTaskCreate(mqtt_publish_ui_input, "mqtt_publish_ui_input", 2048, NULL, 10,
+              NULL);
+  vTaskDelay(pdMS_TO_TICKS(10));
   light_play(light_mode_connection_wifi);
-  // if (connect_wifi()) {
-  //   light_play(light_mode_idle);
-  // }
-  // vTaskDelay(pdMS_TO_TICKS(1000));
-  // mqtt_app_start();
-  // if (waiting_for_mqtt_connected()) {
-  //   light_play(light_mode_mqtt_connected);
-  // }
-  // if (waiting_for_desktop_online()) {
-  //   light_play(light_mode_desktop_online);
-  // }
-  // while (waiting_and_get_colors()) {
-  //   light_play_colors(NUMBER_OF_LEDS * 3, mqtt_colors_buffer);
-  // }
+  if (connect_wifi()) {
+    light_play(light_mode_idle);
+  }
+  vTaskDelay(pdMS_TO_TICKS(1000));
+  mqtt_app_start();
+  if (waiting_for_mqtt_connected()) {
+    light_play(light_mode_mqtt_connected);
+  }
+  if (waiting_for_desktop_online()) {
+    light_play(light_mode_desktop_online);
+  }
+  while (waiting_and_get_colors()) {
+    light_play_colors(NUMBER_OF_LEDS * 3, mqtt_colors_buffer);
+  }
 }

main/mqtt.c

@@ -40,6 +40,8 @@
 #define MQTT_KEY_DESKTOP_ONLINE MQTT_DESKTOP_KEY_PREFIX MQTT_ONLINE_SUFFIX
 #define MQTT_KEY_DESKTOP_COLORS MQTT_DESKTOP_KEY_PREFIX MQTT_COLORS_SUFFIX
 #define MQTT_KEY_DESKTOP_ALL MQTT_DESKTOP_KEY_PREFIX MQTT_ALL_SUFFIX
+#define MQTT_KEY_DESKTOP_COLOR_CALIBRATION \
+  MQTT_DESKTOP_KEY_PREFIX "color-calibration"
 
 #define MQTT_KEY_BOARD_CMD MQTT_BOARD_KEY_PREFIX MQTT_CMD_SUFFIX
 #define MQTT_KEY_DESKTOP_DISPLAY_0_BRIGHTNESS \
@@ -124,6 +126,11 @@ static void mqtt_event_handler(void *handler_args, esp_event_base_t base,
               .value = (uint16_t)(event->data[0] << 8 | event->data[1]),
           };
           xQueueSend(mqtt_cmd_event, &mqtt_event, NULL);
+        } else if (strncmp(event->topic, MQTT_KEY_DESKTOP_COLOR_CALIBRATION,
+                           event->topic_len) == 0) {
+          led_strip_set_color_calibration((float)event->data[0] / 255.0,
+                                          (float)event->data[1] / 255.0,
+                                          (float)event->data[2] / 255.0);
         } else {
           printf("TOPIC=%.*s\r\n", event->topic_len, event->topic);
           printf("DATA=%.*s\r\n", event->data_len, event->data);