PokittoLib

File content as of revision 41:e667167aa9d8:

/**************************************************************************/
/*!
    @file     HWButtons.h
    @author   Jonne Valola

    @section LICENSE

    Software License Agreement (BSD License)

    Copyright (c) 2016, Jonne Valola
    All rights reserved.

    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions are met:
    1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
    2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
    3. Neither the name of the copyright holders nor the
    names of its contributors may be used to endorse or promote products
    derived from this software without specific prior written permission.

    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**************************************************************************/
#ifndef HWBUTTONS_H
#define HWBUTTONS_H

#include "mbed.h"
#include "Pokitto_settings.h"

#define BTN_UP      1
#define BTN_RIGHT   2
#define BTN_DOWN    3
#define BTN_LEFT    0
#define BTN_A       4
#define BTN_B       5
#define BTN_C       6
#define NUM_BTN     7

typedef struct {			/*!< PIN_INT Structure */
	__IO uint32_t ISEL;		/*!< Pin Interrupt Mode register */
	__IO uint32_t IENR;		/*!< Pin Interrupt Enable (Rising) register */
	__IO uint32_t SIENR;	/*!< Set Pin Interrupt Enable (Rising) register */
	__IO uint32_t CIENR;	/*!< Clear Pin Interrupt Enable (Rising) register */
	__IO uint32_t IENF;		/*!< Pin Interrupt Enable Falling Edge / Active Level register */
	__IO uint32_t SIENF;	/*!< Set Pin Interrupt Enable Falling Edge / Active Level register */
	__IO uint32_t CIENF;	/*!< Clear Pin Interrupt Enable Falling Edge / Active Level address */
	__IO uint32_t RISE;		/*!< Pin Interrupt Rising Edge register */
	__IO uint32_t FALL;		/*!< Pin Interrupt Falling Edge register */
	__IO uint32_t IST;		/*!< Pin Interrupt Status register */
	__IO uint32_t PMCTRL;	/*!< GPIO pattern match interrupt control register          */
	__IO uint32_t PMSRC;	/*!< GPIO pattern match interrupt bit-slice source register */
	__IO uint32_t PMCFG;	/*!< GPIO pattern match interrupt bit slice configuration register */
} LPC_PIN_INT_T;

#define LPC_PININT          0xA0004000
#define PININTCH(ch)      (1 << (ch))

namespace Pokitto {

extern uint8_t heldStates[];
extern void initButtons();
extern void pollButtons();


} // namespace Pokitto

#endif //HWBUTTONS