/********************************************************************* * * $Id: yocto_carbondioxide.h 59978 2024-03-18 15:04:46Z mvuilleu $ * * Declares yFindCarbonDioxide(), the high-level API for CarbonDioxide functions * * - - - - - - - - - License information: - - - - - - - - - * * Copyright (C) 2011 and beyond by Yoctopuce Sarl, Switzerland. * * Yoctopuce Sarl (hereafter Licensor) grants to you a perpetual * non-exclusive license to use, modify, copy and integrate this * file into your software for the sole purpose of interfacing * with Yoctopuce products. * * You may reproduce and distribute copies of this file in * source or object form, as long as the sole purpose of this * code is to interface with Yoctopuce products. You must retain * this notice in the distributed source file. * * You should refer to Yoctopuce General Terms and Conditions * for additional information regarding your rights and * obligations. * * THE SOFTWARE AND DOCUMENTATION ARE PROVIDED 'AS IS' WITHOUT * WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING * WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, FITNESS * FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO * EVENT SHALL LICENSOR BE LIABLE FOR ANY INCIDENTAL, SPECIAL, * INDIRECT OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, * COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY OR * SERVICES, ANY CLAIMS BY THIRD PARTIES (INCLUDING BUT NOT * LIMITED TO ANY DEFENSE THEREOF), ANY CLAIMS FOR INDEMNITY OR * CONTRIBUTION, OR OTHER SIMILAR COSTS, WHETHER ASSERTED ON THE * BASIS OF CONTRACT, TORT (INCLUDING NEGLIGENCE), BREACH OF * WARRANTY, OR OTHERWISE. * *********************************************************************/ #ifndef YOCTO_CARBONDIOXIDE_H #define YOCTO_CARBONDIOXIDE_H #include #include #include "yocto_api.h" #ifdef YOCTOLIB_NAMESPACE namespace YOCTOLIB_NAMESPACE { #endif //--- (YCarbonDioxide return codes) //--- (end of YCarbonDioxide return codes) //--- (YCarbonDioxide yapiwrapper) //--- (end of YCarbonDioxide yapiwrapper) //--- (YCarbonDioxide definitions) class YCarbonDioxide; // forward declaration typedef void (*YCarbonDioxideValueCallback)(YCarbonDioxide *func, const string& functionValue); class YMeasure; // forward declaration typedef void (*YCarbonDioxideTimedReportCallback)(YCarbonDioxide *func, YMeasure measure); #define Y_ABCPERIOD_INVALID (YAPI_INVALID_UINT) #define Y_COMMAND_INVALID (YAPI_INVALID_STRING) //--- (end of YCarbonDioxide definitions) //--- (YCarbonDioxide declaration) /** * YCarbonDioxide Class: CO2 sensor control interface, available for instance in the Yocto-CO2-V2 * * The YCarbonDioxide class allows you to read and configure Yoctopuce CO2 sensors. * It inherits from YSensor class the core functions to read measurements, * to register callback functions, and to access the autonomous datalogger. * This class adds the ability to perform manual calibration if required. */ class YOCTO_CLASS_EXPORT YCarbonDioxide: public YSensor { #ifdef __BORLANDC__ #pragma option push -w-8022 #endif //--- (end of YCarbonDioxide declaration) protected: //--- (YCarbonDioxide attributes) // Attributes (function value cache) int _abcPeriod; string _command; YCarbonDioxideValueCallback _valueCallbackCarbonDioxide; YCarbonDioxideTimedReportCallback _timedReportCallbackCarbonDioxide; friend YCarbonDioxide *yFindCarbonDioxide(const string& func); friend YCarbonDioxide *yFirstCarbonDioxide(void); // Function-specific method for parsing of JSON output and caching result virtual int _parseAttr(YJSONObject *json_val); // Constructor is protected, use yFindCarbonDioxide factory function to instantiate YCarbonDioxide(const string& func); //--- (end of YCarbonDioxide attributes) public: virtual ~YCarbonDioxide(); //--- (YCarbonDioxide accessors declaration) static const int ABCPERIOD_INVALID = YAPI_INVALID_UINT; static const string COMMAND_INVALID; /** * Returns the Automatic Baseline Calibration period, in hours. A negative value * means that automatic baseline calibration is disabled. * * @return an integer corresponding to the Automatic Baseline Calibration period, in hours * * On failure, throws an exception or returns YCarbonDioxide::ABCPERIOD_INVALID. */ int get_abcPeriod(void); inline int abcPeriod(void) { return this->get_abcPeriod(); } /** * Changes Automatic Baseline Calibration period, in hours. If you need * to disable automatic baseline calibration (for instance when using the * sensor in an environment that is constantly above 400 ppm CO2), set the * period to -1. For the Yocto-CO2-V2, the only possible values are 24 and -1. * Remember to call the saveToFlash() method of the * module if the modification must be kept. * * @param newval : an integer corresponding to Automatic Baseline Calibration period, in hours * * @return YAPI::SUCCESS if the call succeeds. * * On failure, throws an exception or returns a negative error code. */ int set_abcPeriod(int newval); inline int setAbcPeriod(int newval) { return this->set_abcPeriod(newval); } string get_command(void); inline string command(void) { return this->get_command(); } int set_command(const string& newval); inline int setCommand(const string& newval) { return this->set_command(newval); } /** * Retrieves a CO2 sensor for a given identifier. * The identifier can be specified using several formats: * * - FunctionLogicalName * - ModuleSerialNumber.FunctionIdentifier * - ModuleSerialNumber.FunctionLogicalName * - ModuleLogicalName.FunctionIdentifier * - ModuleLogicalName.FunctionLogicalName * * * This function does not require that the CO2 sensor is online at the time * it is invoked. The returned object is nevertheless valid. * Use the method isOnline() to test if the CO2 sensor is * indeed online at a given time. In case of ambiguity when looking for * a CO2 sensor by logical name, no error is notified: the first instance * found is returned. The search is performed first by hardware name, * then by logical name. * * If a call to this object's is_online() method returns FALSE although * you are certain that the matching device is plugged, make sure that you did * call registerHub() at application initialization time. * * @param func : a string that uniquely characterizes the CO2 sensor, for instance * YCO2MK02.carbonDioxide. * * @return a YCarbonDioxide object allowing you to drive the CO2 sensor. */ static YCarbonDioxide* FindCarbonDioxide(string func); /** * Registers the callback function that is invoked on every change of advertised value. * The callback is invoked only during the execution of ySleep or yHandleEvents. * This provides control over the time when the callback is triggered. For good responsiveness, remember to call * one of these two functions periodically. To unregister a callback, pass a NULL pointer as argument. * * @param callback : the callback function to call, or a NULL pointer. The callback function should take two * arguments: the function object of which the value has changed, and the character string describing * the new advertised value. * @noreturn */ virtual int registerValueCallback(YCarbonDioxideValueCallback callback); using YSensor::registerValueCallback; virtual int _invokeValueCallback(string value); /** * Registers the callback function that is invoked on every periodic timed notification. * The callback is invoked only during the execution of ySleep or yHandleEvents. * This provides control over the time when the callback is triggered. For good responsiveness, remember to call * one of these two functions periodically. To unregister a callback, pass a NULL pointer as argument. * * @param callback : the callback function to call, or a NULL pointer. The callback function should take two * arguments: the function object of which the value has changed, and an YMeasure object describing * the new advertised value. * @noreturn */ virtual int registerTimedReportCallback(YCarbonDioxideTimedReportCallback callback); using YSensor::registerTimedReportCallback; virtual int _invokeTimedReportCallback(YMeasure value); /** * Triggers a forced calibration of the sensor at a given CO2 level, specified * between 400ppm and 2000ppm. Before invoking this command, the sensor must * have been maintained within the specified CO2 density during at least two * minutes. * * @param refVal : reference CO2 density for the calibration * * @return YAPI::SUCCESS if the call succeeds. * * On failure, throws an exception or returns a negative error code. */ virtual int triggerForcedCalibration(double refVal); /** * Triggers a baseline calibration at standard CO2 ambiant level (400ppm). * It is normally not necessary to manually calibrate the sensor, because * the built-in automatic baseline calibration procedure will automatically * fix any long-term drift based on the lowest level of CO2 observed over the * automatic calibration period. However, if automatic baseline calibration * is disabled, you may want to manually trigger a calibration from time to * time. Before starting a baseline calibration, make sure to put the sensor * in a standard environment (e.g. outside in fresh air) at around 400 ppm * for at least two minutes. * * @return YAPI::SUCCESS if the call succeeds. * * On failure, throws an exception or returns a negative error code. */ virtual int triggerBaselineCalibration(void); virtual int triggetBaselineCalibration(void); /** * Triggers a zero calibration of the sensor on carbon dioxide-free air - * for use with first generation Yocto-CO2 only. * It is normally not necessary to manually calibrate the sensor, because * the built-in automatic baseline calibration procedure will automatically * fix any long-term drift based on the lowest level of CO2 observed over the * automatic calibration period. However, if you disable automatic baseline * calibration, you may want to manually trigger a calibration from time to * time. Before starting a zero calibration, you should circulate carbon * dioxide-free air within the sensor for a minute or two, using a small pipe * connected to the sensor. Please contact support@yoctopuce.com for more details * on the zero calibration procedure. * * @return YAPI::SUCCESS if the call succeeds. * * On failure, throws an exception or returns a negative error code. */ virtual int triggerZeroCalibration(void); virtual int triggetZeroCalibration(void); inline static YCarbonDioxide *Find(string func) { return YCarbonDioxide::FindCarbonDioxide(func); } /** * Continues the enumeration of CO2 sensors started using yFirstCarbonDioxide(). * Caution: You can't make any assumption about the returned CO2 sensors order. * If you want to find a specific a CO2 sensor, use CarbonDioxide.findCarbonDioxide() * and a hardwareID or a logical name. * * @return a pointer to a YCarbonDioxide object, corresponding to * a CO2 sensor currently online, or a NULL pointer * if there are no more CO2 sensors to enumerate. */ YCarbonDioxide *nextCarbonDioxide(void); inline YCarbonDioxide *next(void) { return this->nextCarbonDioxide();} /** * Starts the enumeration of CO2 sensors currently accessible. * Use the method YCarbonDioxide::nextCarbonDioxide() to iterate on * next CO2 sensors. * * @return a pointer to a YCarbonDioxide object, corresponding to * the first CO2 sensor currently online, or a NULL pointer * if there are none. */ static YCarbonDioxide *FirstCarbonDioxide(void); inline static YCarbonDioxide *First(void) { return YCarbonDioxide::FirstCarbonDioxide();} #ifdef __BORLANDC__ #pragma option pop #endif //--- (end of YCarbonDioxide accessors declaration) }; //--- (YCarbonDioxide functions declaration) /** * Retrieves a CO2 sensor for a given identifier. * The identifier can be specified using several formats: * * - FunctionLogicalName * - ModuleSerialNumber.FunctionIdentifier * - ModuleSerialNumber.FunctionLogicalName * - ModuleLogicalName.FunctionIdentifier * - ModuleLogicalName.FunctionLogicalName * * * This function does not require that the CO2 sensor is online at the time * it is invoked. The returned object is nevertheless valid. * Use the method isOnline() to test if the CO2 sensor is * indeed online at a given time. In case of ambiguity when looking for * a CO2 sensor by logical name, no error is notified: the first instance * found is returned. The search is performed first by hardware name, * then by logical name. * * If a call to this object's is_online() method returns FALSE although * you are certain that the matching device is plugged, make sure that you did * call registerHub() at application initialization time. * * @param func : a string that uniquely characterizes the CO2 sensor, for instance * YCO2MK02.carbonDioxide. * * @return a YCarbonDioxide object allowing you to drive the CO2 sensor. */ inline YCarbonDioxide *yFindCarbonDioxide(const string& func) { return YCarbonDioxide::FindCarbonDioxide(func);} /** * Starts the enumeration of CO2 sensors currently accessible. * Use the method YCarbonDioxide::nextCarbonDioxide() to iterate on * next CO2 sensors. * * @return a pointer to a YCarbonDioxide object, corresponding to * the first CO2 sensor currently online, or a NULL pointer * if there are none. */ inline YCarbonDioxide *yFirstCarbonDioxide(void) { return YCarbonDioxide::FirstCarbonDioxide();} //--- (end of YCarbonDioxide functions declaration) #ifdef YOCTOLIB_NAMESPACE // end of namespace definition } #endif #endif