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56 lines
1.6 KiB
56 lines
1.6 KiB
// -----------------------------------------------------------------------------
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// Digital Sensor (maps to a digitalRead)
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// Copyright (C) 2017 by Xose Pérez <xose dot perez at gmail dot com>
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// -----------------------------------------------------------------------------
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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 DigitalSensor : public BaseSensor {
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public:
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DigitalSensor(unsigned char gpio, int mode = INPUT, bool default_state = false): BaseSensor() {
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_gpio = gpio;
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_default = default_state;
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pinMode(_gpio, mode);
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_count = 1;
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}
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// Descriptive name of the sensor
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String name() {
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char buffer[20];
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snprintf(buffer, sizeof(buffer), "DIGITAL @ GPIO%d", _gpio);
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return String(buffer);
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}
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// Descriptive name of the slot # index
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String slot(unsigned char index) {
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return name();
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}
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// Type for slot # index
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magnitude_t type(unsigned char index) {
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_error = SENSOR_ERROR_OK;
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if (index == 0) return MAGNITUDE_DIGITAL;
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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 (digitalRead(_gpio) == _default) ? 0 : 1;
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_error = SENSOR_ERROR_OUT_OF_RANGE;
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return 0;
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}
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protected:
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unsigned char _gpio;
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bool _default;
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};
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