57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
/**
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* @file DS18B20.h
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* @author your name (you@domain.com)
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* @brief
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* @version 0.1
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* @date 2020-06-09
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*
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* @copyright Copyright (c) 2020
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* Based on the LUA code from the ESP8266
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* --------------------------------------------------------------------------------
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* -- DS18B20 one wire module for NODEMCU
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* -- NODEMCU TEAM
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* -- LICENCE: http://opensource.org/licenses/MIT
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* -- Vowstar <vowstar@nodemcu.com>
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* -- 2015/02/14 sza2 <sza2trash@gmail.com> Fix for negative values
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* --------------------------------------------------------------------------------
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*/
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#ifndef DS18B20_H
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#define DS18B20_H
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#include <OneWire.h>
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class Ds18B20
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{
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private:
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OneWire *mDs;
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int foundDevices;
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public:
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Ds18B20(int pin)
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{
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this->mDs = new OneWire(pin);
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}
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~Ds18B20()
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{
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delete this->mDs;
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}
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/**
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* @brief read amount sensots
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* check for available of DS18B20 sensors
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* @return amount of sensors
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*/
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int readDevices(void);
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/**
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* @brief Read all temperatures in celsius
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*
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* @param pTemperatures array of float valuies
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* @param maxTemperatures size of the given array
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* @return int amount of read temperature values
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*/
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int readAllTemperatures(float *pTemperatures, int maxTemperatures);
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};
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#endif
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