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76 lines
2.6 KiB
76 lines
2.6 KiB
/**************************************************************************//**
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* @file
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* @author Steve Lascos
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* @company Blackaddr Audio
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*
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* BAGPio is convenience class for accessing the the various GPIOs available
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* on the Teensy Guitar Audio series boards.
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*
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* @copyright This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************/
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#ifndef __BALIBRARY_BAGPIO_H
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#define __BALIBRARY_BAGPIO_H
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#include "BAHardware.h"
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namespace BALibrary {
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/**************************************************************************//**
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* BAGpio provides a convince class to easily control the direction and state
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* of the GPIO pins available on the TGA headers.
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* @details you can always control this directly with Arduino commands like
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* digitalWrite(), etc.
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*****************************************************************************/
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class BAGpio {
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public:
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/// Construct a GPIO object for controlling the various GPIO and user pins
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BAGpio();
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virtual ~BAGpio();
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/// Set the direction of the specified GPIO pin.
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/// @param gpioId Specify a GPIO pin such as GPIO::GPIO0
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/// @param specify direction as INPUT or OUTPUT which are Arduino constants
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void setGPIODirection(GPIO gpioId, int direction);
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/// Set the state of the specified GPIO to high
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/// @param gpioId gpioId Specify a GPIO pin such as GPIO::GPIO0
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void setGPIO(GPIO gpioId);
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/// Clear the state of the specified GPIO pin.
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/// @param gpioId gpioId Specify a GPIO pin such as GPIO::GPIO0
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void clearGPIO(GPIO gpioId);
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/// Toggle the state of the specified GPIO pin. Only works if configured as output.
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/// @param gpioId gpioId Specify a GPIO pin such as GPIO::GPIO0
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/// @returns the new state of the pin
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int toggleGPIO(GPIO gpioId);
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/// Turn on the user LED
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void setLed();
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/// Turn off the user LED
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void clearLed();
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/// Toggle the stage of the user LED
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/// @returns the new stage of the user LED.
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int toggleLed();
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private:
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uint8_t m_ledState;
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};
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} /* namespace BALibrary */
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#endif /* __BALIBRARY_BAGPIO_H */
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