ardupilot/libraries/AP_Relay/AP_Relay.h

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/*
* AP_Relay.h
*
* Created on: Oct 2, 2011
* Author: Amilcar Lucas
*/
/// @file AP_Relay.h
/// @brief APM relay control class
#pragma once
#include <AP_Param/AP_Param.h>
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#define AP_RELAY_NUM_RELAYS 4
/// @class AP_Relay
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/// @brief Class to manage the ArduPilot relay
class AP_Relay {
public:
AP_Relay();
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/* Do not allow copies */
AP_Relay(const AP_Relay &other) = delete;
AP_Relay &operator=(const AP_Relay&) = delete;
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// setup the relay pin
void init();
// activate the relay
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void on(uint8_t relay);
// de-activate the relay
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void off(uint8_t relay);
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// see if the relay is enabled
bool enabled(uint8_t relay) { return relay < AP_RELAY_NUM_RELAYS && _pin[relay] != -1; }
// toggle the relay status
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void toggle(uint8_t relay);
static const struct AP_Param::GroupInfo var_info[];
private:
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AP_Int8 _pin[AP_RELAY_NUM_RELAYS];
AP_Int8 _default;
};