Files
allwpilib/wpilibc/athena/include/GearTooth.h
2017-01-01 00:05:57 -08:00

38 lines
1.4 KiB
C++

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2008-2017. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in the root directory of */
/* the project. */
/*----------------------------------------------------------------------------*/
#pragma once
#include <memory>
#include <string>
#include "Counter.h"
namespace frc {
/**
* Alias for counter class.
* Implement the gear tooth sensor supplied by FIRST. Currently there is no
* reverse sensing on the gear tooth sensor, but in future versions we might
* implement the necessary timing in the FPGA to sense direction.
*/
class GearTooth : public Counter {
public:
/// 55 uSec for threshold
static constexpr double kGearToothThreshold = 55e-6;
explicit GearTooth(int channel, bool directionSensitive = false);
explicit GearTooth(DigitalSource* source, bool directionSensitive = false);
explicit GearTooth(std::shared_ptr<DigitalSource> source,
bool directionSensitive = false);
virtual ~GearTooth() = default;
void EnableDirectionSensing(bool directionSensitive);
std::string GetSmartDashboardType() const override;
};
} // namespace frc