Init

main/components/sensors.c

@@ -0,0 +1,88 @@
+#include "sensors.h"
+
+#define BLINK_GPIO 2
+
+static uint8_t s_led_state = 0;
+
+static void configure_led(void)
+{
+    gpio_reset_pin(BLINK_GPIO);
+    gpio_set_direction(BLINK_GPIO, GPIO_MODE_OUTPUT);
+}
+
+void i2c_sensors_task(void *pvParameters)
+{
+    // initialize the xLastWakeTime variable with the current time.
+    TickType_t last_wake_time = xTaskGetTickCount();
+    const TickType_t I2C0_TASK_SAMPLING_RATE = 5;
+    //
+    // initialize i2c device configuration
+
+    bme680b_init();
+    mpu9250_init();
+    mcp23018_init();
+    ina260_init();
+    ccs811_init();
+
+    configure_led();
+
+    int16_t accel[3], gyro[3], temp;
+    float accel_f[3], gyro_f[3], temp_f;
+    uint16_t eCO2;
+    uint16_t tvoc;
+    uint32_t volts;
+    uint32_t current;
+    uint32_t power;
+
+    // task loop entry point
+    for (;;)
+    {
+        //
+        // handle sensor
+
+        bme680_data_t data;
+        esp_err_t result = bme680_get_data(BME680_DEV_HANDLE, &data);
+        if (result != ESP_OK)
+        {
+            ESP_LOGE(TAG_BME, "bme680 device read failed (%s)", esp_err_to_name(result));
+        }
+        else
+        {
+            data.barometric_pressure = data.barometric_pressure / 100;
+            // ESP_LOGI(TAG, "dewpoint temperature:%.2f °C", data.dewpoint_temperature);
+            ESP_LOGI(TAG_BME, "air temperature:     %.2f °C", data.air_temperature);
+            ESP_LOGI(TAG_BME, "relative humidity:   %.2f %%", data.relative_humidity);
+            ESP_LOGI(TAG_BME, "barometric pressure: %.2f hPa", data.barometric_pressure);
+            // ESP_LOGI(TAG, "gas resistance:      %.2f kOhms", data.gas_resistance / 1000);
+            // ESP_LOGI(TAG, "iaq score:           %u (%s)", data.iaq_score, bme680_air_quality_to_string(data.iaq_score));
+        }
+
+        ccs811_get_data(&eCO2, &tvoc);
+        ESP_LOGI(TAG_CCS, "eCO₂: %d ppm, TVOC: %d ppb", eCO2, tvoc);
+
+        if (mpu9250_read_sensor_data(MPU9250_DEV_HANDLE, accel, gyro, &temp) == ESP_OK)
+        {
+            mpu9250_convert_data(accel, gyro, temp, accel_f, gyro_f, &temp_f);
+
+            ESP_LOGI(TAG_MPU, "Accel: X=%.2f g, Y=%.2f g, Z=%.2f g", accel_f[0], accel_f[1], accel_f[2]);
+            ESP_LOGI(TAG_MPU, "Gyro: X=%.2f°/s, Y=%.2f°/s, Z=%.2f°/s", gyro_f[0], gyro_f[1], gyro_f[2]);
+            ESP_LOGI(TAG_MPU, "Temperature: %.2f °C", temp_f);
+        }
+        else
+        {
+            ESP_LOGE(TAG_MPU, "Failed to read sensor data");
+        }
+
+        ina260_readParams(&volts, &current, &power);
+        ina260_printParams(volts, current, power);
+
+        gpio_set_level(BLINK_GPIO, s_led_state);
+        /* Toggle the LED state */
+        s_led_state = !s_led_state;
+        vTaskDelaySecUntil(&last_wake_time, I2C0_TASK_SAMPLING_RATE);
+    }
+    //
+    // free resources
+    bme680_delete(BME680_DEV_HANDLE);
+    vTaskDelete(NULL);
+}