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/*******************************************************************************

    Filename: hal_buttons.h

    Copyright 2010 Texas Instruments, Inc.

***************************************************************************/

#ifndef HAL_BUTTONS_H

#define HAL_BUTTONS_H

#define BUTTON_PORT_DIR   P2DIR

#define BUTTON_PORT_SEL   P2SEL

#define BUTTON_PORT_OUT   P2OUT

#define BUTTON_PORT_REN   P2REN

#define BUTTON_PORT_IE    P2IE

#define BUTTON_PORT_IES   P2IES

#define BUTTON_PORT_IFG   P2IFG

#define BUTTON_PORT_IN    P2IN

#define BUTTON_SELECT     BIT3

#define BUTTON_DOWN       BIT5

#define BUTTON_UP         BIT4

#define BUTTON_RIGHT      BIT2

#define BUTTON_LEFT       BIT1 

#define BUTTON_S1         BIT6 

#define BUTTON_S2         BIT7 

#define BUTTON_ALL        0xFE

extern volatile unsigned char buttonsPressed;

/*-------------------------------------------------------------

 *                  Function Prototypes

 * ------------------------------------------------------------*/

extern void halButtonsInit(unsigned char buttonsMask);

extern unsigned char halButtonsPressed(void);

extern void halButtonsInterruptEnable(unsigned char buttonIntEnableMask);

extern void halButtonsInterruptDisable(unsigned char buttonIntEnableMask);

extern void halButtonsShutDown();

#endif /* HAL_BUTTONS_H */