WIP

include/zh_dht.h

@@ -5,25 +5,33 @@
 #include "esp_err.h"
 #include "esp_log.h"
 #include "driver/gpio.h"
+#ifdef CONFIG_IDF_TARGET_ESP8266
+#include "driver/i2c.h"
+#else
+#include "driver/i2c_master.h"
+#endif
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 
+#define ZH_DHT_INIT_CONFIG_DEFAULT() \
+	{                                \
+		.sensor_pin = 0xFF,          \
+		.i2c_port = 0                \
+	}
+
 #ifdef __cplusplus
 extern "C"
 {
 #endif
 
-	typedef enum // Enumeration of supported sensor types.
+	typedef struct
 	{
-		ZH_DHT11, // Sensor type DHT11.
-		ZH_DHT22  // Sensor type DHT22 or AM2302.
-	} zh_dht_sensor_type_t;
-
-	typedef struct // Unique handle of the sensor.
-	{
-		uint8_t sensor_pin;				  // Sensor GPIO connection.
-		zh_dht_sensor_type_t sensor_type; // Sensor type.
-	} zh_dht_handle_t;
+		uint8_t sensor_pin; // Sensor GPIO connection.
+		bool i2c_port;		// I2C port.
+#ifndef CONFIG_IDF_TARGET_ESP8266
+		i2c_master_bus_handle_t i2c_handle; // Unique I2C bus handle.
+#endif
+	} zh_dht_init_config_t;
 
 	/**
 	 * @brief Initialize DHT sensor.
@@ -33,7 +41,7 @@ extern "C"
 	 *
 	 * @return Handle of the sensor
 	 */
-	zh_dht_handle_t zh_dht_init(const zh_dht_sensor_type_t sensor_type, const uint8_t sensor_pin);
+	esp_err_t zh_dht_init(const zh_dht_init_config_t *config);
 
 	/**
 	 * @brief Read DHT sensor.
@@ -49,7 +57,7 @@ extern "C"
 	 *              - ESP_ERR_TIMEOUT if operation timeout
 	 *              - ESP_ERR_INVALID_CRC if check CRC is fail
 	 */
-	esp_err_t zh_dht_read(const zh_dht_handle_t *dht_handle, float *humidity, float *temperature);
+	esp_err_t zh_dht_read(float *humidity, float *temperature);
 
 #ifdef __cplusplus
 }