HTS221_JS.h

00001 /**
00002  ******************************************************************************
00003  * @file    HTS221_JS.h
00004  * @author  ST
00005  * @version V1.0.0
00006  * @date    9 October 2017
00007  * @brief   Implementation of an HTS221 Humidity and Temperature sensor for use
00008  *          with Javascript.
00009  ******************************************************************************
00010  * @attention
00011  *
00012  * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
00013  *
00014  * Redistribution and use in source and binary forms, with or without modification,
00015  * are permitted provided that the following conditions are met:
00016  *   1. Redistributions of source code must retain the above copyright notice,
00017  *      this list of conditions and the following disclaimer.
00018  *   2. Redistributions in binary form must reproduce the above copyright notice,
00019  *      this list of conditions and the following disclaimer in the documentation
00020  *      and/or other materials provided with the distribution.
00021  *   3. Neither the name of STMicroelectronics nor the names of its contributors
00022  *      may be used to endorse or promote products derived from this software
00023  *      without specific prior written permission.
00024  *
00025  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00026  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00027  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00028  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
00029  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00030  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00031  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00032  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00033  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00034  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00035  *
00036  ******************************************************************************
00037  */
00038 
00039 
00040 /* Prevent recursive inclusion -----------------------------------------------*/
00041 
00042 #ifndef __HTS221_JS_H__
00043 #define __HTS221_JS_H__
00044 
00045 /* Includes ------------------------------------------------------------------*/
00046 
00047 #include <stdint.h>
00048 #include "mbed.h"
00049 #include "HTS221Sensor.h"
00050 
00051 /* Class Declaration ---------------------------------------------------------*/
00052 
00053 /**
00054  * Abstract class of an HTS221 Humidity and Temperature sensor for Javascript.
00055  */
00056 class HTS221_JS {
00057 private:
00058     /* Helper classes. */
00059     HTS221Sensor *hum_temp = NULL;
00060 
00061 public:
00062     /* Constructors */
00063     HTS221_JS(){}
00064     
00065     HTS221_JS(DevI2C &devI2c);
00066     void init(DevI2C &devI2c);
00067     HTS221_JS(DevI2C &devI2c, uint8_t address, PinName drdy_pin);
00068     void init(DevI2C &devI2c, uint8_t address, PinName drdy_pin);
00069     
00070     HTS221_JS(SPI &spi);
00071     void init(SPI &spi);
00072     HTS221_JS(SPI &spi, PinName cs_pin, PinName drdy_pin);
00073     void init(SPI &spi, PinName cs_pin, PinName drdy_pin);
00074     
00075     /* Destructor */
00076     ~HTS221_JS();
00077     
00078     /* Declarations */
00079     uint8_t readID();
00080     float get_temperature();
00081     char *get_temperature_string(char *);
00082     float get_humidity();
00083     char *get_humidity_string(char *);
00084     void led_on(DigitalOut &led) {
00085         //printf("led status: %d\n", led);
00086         led = 1;
00087         //led = !led;
00088     }
00089 };
00090 
00091 #endif