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59 lines
1.7 KiB
59 lines
1.7 KiB
// -----------------------------------------------------------------------------
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// Analog Sensor (maps to an analogRead)
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// Copyright (C) 2017-2018 by Xose Pérez <xose dot perez at gmail dot com>
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// -----------------------------------------------------------------------------
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#if SENSOR_SUPPORT && ANALOG_SUPPORT
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#pragma once
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#include "Arduino.h"
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#include "BaseSensor.h"
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class AnalogSensor : public BaseSensor {
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public:
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// ---------------------------------------------------------------------
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// Public
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// ---------------------------------------------------------------------
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AnalogSensor(): BaseSensor() {
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_count = 1;
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_sensor_id = SENSOR_ANALOG_ID;
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}
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// ---------------------------------------------------------------------
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// Sensor API
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// ---------------------------------------------------------------------
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// Initialization method, must be idempotent
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void begin() {
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pinMode(0, INPUT);
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}
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// Descriptive name of the sensor
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String description() {
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return String("ANALOG @ GPIO0");
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}
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// Type for slot # index
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unsigned char type(unsigned char index) {
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_error = SENSOR_ERROR_OK;
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if (index == 0) return MAGNITUDE_ANALOG;
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_error = SENSOR_ERROR_OUT_OF_RANGE;
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return MAGNITUDE_NONE;
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}
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// Current value for slot # index
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double value(unsigned char index) {
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_error = SENSOR_ERROR_OK;
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if (index == 0) return analogRead(0);
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_error = SENSOR_ERROR_OUT_OF_RANGE;
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return 0;
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}
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};
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#endif // SENSOR_SUPPORT && ANALOG_SUPPORT
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