Code for my automatic plant watering device and temperature/humidity sensor.
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/*
* Driver for AMS CCS811 digital gas sensor connected to I2C.
*
* This driver is for the usage with the ESP8266 and FreeRTOS (esp-open-rtos)
* [https://github.com/SuperHouse/esp-open-rtos]. It is also working with ESP32
* and ESP-IDF [https://github.com/espressif/esp-idf.git] as well as Linux
* based systems using a wrapper library for ESP8266 functions.
*
* ---------------------------------------------------------------------------
*
* The BSD License (3-clause license)
*
* Copyright (c) 2017 Gunar Schorcht (https://github.com/gschorcht)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/**
* Platform file: platform specific definitions, includes and functions
*/
#ifndef __CCS811_PLATFORM_H__
#define __CCS811_PLATFORM_H__
#ifdef ESP_PLATFORM // ESP32 (ESP-IDF)
// platform specific includes
#include "esp8266_wrapper.h"
#include <errno.h>
#endif // ESP_PLATFORM
#endif // __CCS811_PLATFORM_H__