Initial commit

firmware/main/src/main.c

@@ -0,0 +1,74 @@
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_system.h"
+#include "esp_log.h"
+#include "esp_event_loop.h"
+#include "nvs_flash.h"
+#include "esp_wifi.h"
+#include "esp_http_client.h"
+
+#include <esp_err.h>
+#include "dht.h"
+
+#include "sensor.h"
+#include "http_client.h"
+
+#define DHT_GPIO 2 // D1 pin
+
+void wifi_init(void) {
+    tcpip_adapter_init();
+    ESP_ERROR_CHECK(esp_event_loop_create_default());
+    wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
+    ESP_ERROR_CHECK(esp_wifi_init(&cfg));
+    ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
+    wifi_config_t sta_config = {
+        .sta = {
+            .ssid = CONFIG_ESP_WIFI_SSID,
+            .password = CONFIG_ESP_WIFI_PASSWORD,
+        },
+    };
+    ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &sta_config));
+    ESP_ERROR_CHECK(esp_wifi_start());
+    ESP_ERROR_CHECK(esp_wifi_connect());
+}
+
+void temperature_task(void *arg)
+{
+    ESP_ERROR_CHECK(dht_init(DHT_GPIO, false));
+    vTaskDelay(2000 / portTICK_PERIOD_MS);
+    while (1)
+    {
+        int16_t humidity = 0;
+        int16_t temperature = 0;
+        if (dht_read_data(DHT_TYPE_DHT22, DHT_GPIO, &humidity, &temperature) == ESP_OK) {
+            // e.g. in dht22, 604 = 60.4%, 252 = 25.2 C
+            // If you want to print float data, you should run `make menuconfig`
+            // to enable full newlib and call dht_read_float_data() here instead
+            //printf("Humidity: %d Temperature: %d\n", humidity, temperature);
+            printf("Humidity: %d.%d%% Temperature: %d.%d\n", humidity/10, humidity%10, temperature/10,temperature%10);
+        } else {
+            printf("Fail to get dht temperature data\n");
+        }
+        vTaskDelay(5000 / portTICK_PERIOD_MS);
+    }
+    vTaskDelete(NULL);
+}
+
+void main_task(void* args) {
+    while (1)
+    {
+        hc_send_sensor_data(50,25);
+        vTaskDelay(5000 / portTICK_PERIOD_MS);
+    }
+}
+
+void app_main()
+{
+    ESP_ERROR_CHECK(nvs_flash_init());
+
+    xTaskCreate(main_task, "main task", 2048, NULL, tskIDLE_PRIORITY, NULL);
+
+    // WIFI
+    wifi_init();
+    //hc_test();
+}