wip:

main/CMakeLists.txt

@@ -1 +1 @@
-idf_component_register(SRCS "zh_sim_race_button_box.c" INCLUDE_DIRS "" REQUIRES zh_160x_i2c zh_encoder zh_ota_server zh_menu esp_wifi nvs_flash)
+idf_component_register(SRCS "zh_sim_race_button_box.c" INCLUDE_DIRS "" REQUIRES zh_160x_i2c zh_encoder zh_ota_server zh_menu zh_aht esp_wifi nvs_flash)

main/idf_component.yml

@@ -14,3 +14,5 @@ dependencies:
     git: "https://github.com/aZholtikov/zh_encoder.git"
   zh_menu:
     git: "https://github.com/aZholtikov/zh_menu.git"
+  zh_aht:
+    git: "https://github.com/aZholtikov/zh_aht.git"

main/zh_sim_race_button_box.c

@@ -45,7 +45,9 @@ static zh_menu_handle_t *_menu_handle = NULL;
 // static zh_pcf8574_handle_t *_button_handle = NULL;
 static zh_pcf8574_handle_t *_lcd_handle = NULL;
 static zh_160x_i2c_handle_t *_lcd_160x_handle = NULL;
+static zh_aht_handle_t *_aht_handle = NULL;
 static TaskHandle_t _stats_task_handle = NULL;
+static TaskHandle_t _aht_task_handle = NULL;
 
 static void _zh_load_settings(void);
 static void _zh_save_settings(void);
@@ -54,10 +56,12 @@ static void _zh_webserver_init(void);
 static void _zh_encoder_init(void);
 static void _zh_pcf8574_init(void);
 static void _zh_menu_init(void);
+static void _zh_aht_init(void);
 static void _zh_system_load(void);
 static void _zh_pcf8574_event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data);
 static void _zh_encoder_event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data);
 static void _zh_stats_processing_task(void *pvParameter);
+static void _zh_aht_processing_task(void *pvParameter);
 static void _zh_menu_enter_main_menu_callback(void *arg);
 static void _zh_menu_exit_main_menu_callback(void *arg);
 static void _zh_menu_change_menu_callback(zh_menu_node_t *current_node, uint8_t current_index);
@@ -77,7 +81,7 @@ static const _zh_boot_screen_description_t _boot_screens[] = {
     {"Blank", {"---", "---", "---", "---"}},
 };
 
-static char _cabin_temp_status[5] = "23C";
+static char _cabin_temp_status[5] = "";
 static char _air_condition_status[5] = "AUTO";
 static char _side_light_status[5] = "ON";
 static char _flash_light_status[5] = "OFF";
@@ -149,12 +153,12 @@ void app_main(void)
     esp_event_loop_create_default();
     _zh_load_settings();
     _zh_pcf8574_init();
-    _zh_system_load();
+    _zh_aht_init();
     _zh_encoder_init();
     _zh_menu_init();
     _zh_wifi_init();
     _zh_webserver_init();
-    xTaskCreatePinnedToCore(&_zh_stats_processing_task, "stats_processing_task", STATS_TASK_STACK_SIZE, NULL, STATS_TASK_PRIORITY, &_stats_task_handle, tskNO_AFFINITY);
+    _zh_system_load();
     const esp_partition_t *running = esp_ota_get_running_partition();
     esp_ota_img_states_t ota_state = {0};
     esp_ota_get_state_partition(running, &ota_state);
@@ -262,6 +266,7 @@ static void _zh_pcf8574_init(void)
     i2c_master_bus_handle_t i2c_bus_handle = NULL;
     i2c_master_bus_config_t i2c_bus_config = {
         .clk_source = I2C_CLK_SRC_DEFAULT,
+        .i2c_port = -1,
         .scl_io_num = EXPANDERS_I2C_SCL_GPIO,
         .sda_io_num = EXPANDERS_I2C_SDA_GPIO,
         .glitch_ignore_cnt = 7,
@@ -301,14 +306,37 @@ static void _zh_menu_init(void)
     zh_menu_init(&config, &_menu_handle);
 }
 
+static void _zh_aht_init(void)
+{
+    i2c_master_bus_handle_t i2c_bus_handle = NULL;
+    i2c_master_bus_config_t i2c_bus_config = {
+        .clk_source = I2C_CLK_SRC_DEFAULT,
+        .i2c_port = -1,
+        .scl_io_num = AHT_I2C_SCL_GPIO,
+        .sda_io_num = AHT_I2C_SDA_GPIO,
+        .glitch_ignore_cnt = 7,
+        .flags.enable_internal_pullup = true,
+    };
+    i2c_new_master_bus(&i2c_bus_config, &i2c_bus_handle);
+    zh_aht_init_config_t config = ZH_AHT_INIT_CONFIG_DEFAULT();
+    config.i2c_handle = i2c_bus_handle;
+    zh_aht_init(&config, &_aht_handle);
+}
+
 static void _zh_system_load(void)
 {
     zh_160x_lcd_clear(&_lcd_160x_handle);
     _zh_draw_boot_screen();
+    float humidity = 0.0;
+    float temperature = 0.0;
+    zh_aht_read(&_aht_handle, &humidity, &temperature);
+    snprintf(_cabin_temp_status, sizeof(_cabin_temp_status), "%dC", (int)lroundf(temperature));
     vTaskDelay(5000);
     zh_160x_lcd_clear(&_lcd_160x_handle);
     CLEAR_ROW_CACHE();
     _zh_draw_main_screen();
+    xTaskCreatePinnedToCore(&_zh_stats_processing_task, "stats_processing_task", STATS_TASK_STACK_SIZE, NULL, STATS_TASK_PRIORITY, &_stats_task_handle, tskNO_AFFINITY);
+    xTaskCreatePinnedToCore(&_zh_aht_processing_task, "aht_processing_task", AHT_TASK_STACK_SIZE, NULL, AHT_TASK_PRIORITY, &_aht_task_handle, tskNO_AFFINITY);
 }
 
 static void _zh_pcf8574_event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data)
@@ -362,7 +390,10 @@ static void _zh_stats_processing_task(void *pvParameter)
         const zh_encoder_stats_t *encoder_stats = zh_encoder_get_stats();
         const zh_pcf8574_stats_t *pcf8574_stats = zh_pcf8574_get_stats();
         const zh_menu_stats_t *menu_stats = zh_menu_get_stats();
+        const zh_aht_stats_t *aht_stats = zh_aht_get_stats();
         printf("Stats task minimum free stack size: %lu.\n", (uint32_t)uxTaskGetStackHighWaterMark(NULL));
+        printf("AHT task minimum free stack size: %lu.\n", (uint32_t)uxTaskGetStackHighWaterMark(_aht_task_handle));
+        printf("AHT i2c driver error: %lu.\n", aht_stats->i2c_driver_error);
         printf("Encoder task minimum free stack size: %lu.\n", encoder_stats->min_stack_size);
         printf("Encoder event post error: %lu.\n", encoder_stats->event_post_error);
         printf("Encoder queue overflow error: %lu.\n", encoder_stats->queue_overflow_error);
@@ -379,6 +410,26 @@ static void _zh_stats_processing_task(void *pvParameter)
     vTaskDelete(NULL);
 }
 
+static void _zh_aht_processing_task(void *pvParameter)
+{
+    (void)pvParameter;
+    for (;;)
+    {
+        float humidity = 0.0;
+        float temperature = 0.0;
+        zh_aht_read(&_aht_handle, &humidity, &temperature);
+        snprintf(_cabin_temp_status, sizeof(_cabin_temp_status), "%dC", (int)lroundf(temperature));
+        zh_menu_status_t menu_status = {0};
+        zh_menu_get(&_menu_handle, &menu_status);
+        if (menu_status.is_active == false)
+        {
+            _zh_draw_main_screen();
+        }
+        vTaskDelay(60000 / portTICK_PERIOD_MS);
+    }
+    vTaskDelete(NULL);
+}
+
 static void _zh_menu_enter_main_menu_callback(void *arg)
 {
     (void)arg;

main/zh_sim_race_button_box.h

@@ -2,10 +2,12 @@
 
 #include "nvs_flash.h"
 #include "esp_wifi.h"
+#include "math.h"
 #include "zh_menu.h"
 #include "zh_160x_i2c.h"
 #include "zh_encoder.h"
 #include "zh_ota_server.h"
+#include "zh_aht.h"
 
 #define LCD_TOTAL_ROWS 4
 #define LCD_TOTAL_COLS 16
@@ -15,6 +17,8 @@
 
 #define STATS_TASK_PRIORITY tskIDLE_PRIORITY
 #define STATS_TASK_STACK_SIZE configMINIMAL_STACK_SIZE
+#define AHT_TASK_PRIORITY tskIDLE_PRIORITY + 3
+#define AHT_TASK_STACK_SIZE configMINIMAL_STACK_SIZE
 #define EXPANDER_TASK_PRIORITY tskIDLE_PRIORITY + 5
 #define EXPANDER_TASK_STACK_SIZE configMINIMAL_STACK_SIZE
 #define ENCODER_TASK_PRIORITY tskIDLE_PRIORITY + 4
@@ -38,6 +42,9 @@
 #define EXPANDERS_I2C_SDA_GPIO GPIO_NUM_25
 #define EXPANDERS_INT_GPIO GPIO_NUM_17
 
+#define AHT_I2C_SCL_GPIO GPIO_NUM_22
+#define AHT_I2C_SDA_GPIO GPIO_NUM_21
+
 #define LCD_I2C_ADDRESS 0x27
 #define BUTTON_I2C_ADDRESS 0x24