key.h

LCD Monitor 部分源码

//----------------------------------------------------------------------------------------------------
// ID Code      : Key.h No.0000
// Update Note  : 
//
//----------------------------------------------------------------------------------------------------

//--------------------------------------------------
// Definitions of Key Repeat Start Time (Unit in sec)
//--------------------------------------------------
#define _KEY_REPEAT_START_TIME      0.5

//--------------------------------------------------
// Definitions of Key Mask
//--------------------------------------------------
#define _NONE_KEY_MASK              0x00
#define _POWER_KEY_MASK             0x01
#define _MENU_KEY_MASK              0x02
#define _RIGHT_KEY_MASK             0x04
#define _LEFT_KEY_MASK              0x08
#define _EXIT_KEY_MASK              0x10
#define _ENTER_KEY_MASK             0x20
//#define _KEY5_MASK                  0x20
#define _KEY6_MASK                  0x40
#define _IR_KEY_MASK                0x80

#define _POWER_RIGHT_KEY_MASK       (_POWER_KEY_MASK | _RIGHT_KEY_MASK)
#define _POWER_MENU_KEY_MASK        (_POWER_KEY_MASK | _MENU_KEY_MASK)
#define _POWER_LEFT_RIGHT_KEY_MASK  (_POWER_KEY_MASK | _LEFT_KEY_MASK | _RIGHT_KEY_MASK)

//--------------------------------------------------
// Definitions of Key Message
//--------------------------------------------------
#define _MENU_KEY_MESSAGE           0x00
#define _RIGHT_KEY_MESSAGE          0x01
#define _LEFT_KEY_MESSAGE           0x02
#define _EXIT_KEY_MESSAGE           0x03
#define _5_KEY_MESSAGE              0x04
#define _6_KEY_MESSAGE              0x05
#define _7_KEY_MESSAGE              0x06
#define _IR_KEY_MESSAGE             0x07
#define _NONE_KEY_MESSAGE           0x08
#define _LEFT_RIGHT_KEY_MESSAGE     0x09


#define _IR_POWER_KEY_MESSAGE       0x10
#define _IR_SOURCE_KEY_MESSAGE      0x11
#define _IR_UP_KEY_MESSAGE          0x12
#define _IR_DOWN_KEY_MESSAGE        0x13
#define _IR_LEFT_KEY_MESSAGE        0x14
#define _IR_RIGHT_KEY_MESSAGE       0x15
#define _IR_MENU_KEY_MESSAGE        0x16
#define _IR_ENTER_KEY_MESSAGE       0x17

#define _IR_VOLINC_KEY_MESSAGE      0x18
#define _IR_VOLDEC_KEY_MESSAGE      0x19
#define _IR_CHINC_KEY_MESSAGE       0x1a
#define _IR_CHDEC_KEY_MESSAGE       0x1b
#define _IR_DISPLAY_KEY_MESSAGE     0x1c
#define _IR_MUTE_KEY_MESSAGE        0x1d
#define _IR_SOUND_KEY_MESSAGE       0x1e
#define _IR_TVTYPE_KEY_MESSAGE      0x1f
#define _IR_RETURN_KEY_MESSAGE      0x20
#define _IR_INPUTCH_KEY_MESSAGE     0x21

#define _IR_NUM0_KEY_MESSAGE        0x30
#define _IR_NUM1_KEY_MESSAGE        0x31
#define _IR_NUM2_KEY_MESSAGE        0x32
#define _IR_NUM3_KEY_MESSAGE        0x33
#define _IR_NUM4_KEY_MESSAGE        0x34
#define _IR_NUM5_KEY_MESSAGE        0x35
#define _IR_NUM6_KEY_MESSAGE        0x36
#define _IR_NUM7_KEY_MESSAGE        0x37
#define _IR_NUM8_KEY_MESSAGE        0x38
#define _IR_NUM9_KEY_MESSAGE        0x39
#define _ENTER_KEY_MESSAGE          0X40

#define _KEY_AMOUNT                 4


//----------------------------------------------------------------------------------------------------

#ifdef __KEY__

//--------------------------------------------------
// Global Variables
//--------------------------------------------------
BYTE idata ucKeyControl;
BYTE idata ucKeyMessage;
BYTE idata ucKeyStatePrev;
BYTE idata ucKeyStateCurr;
//bit bBurnIn = 0;


//--------------------------------------------------
// Function Prototypes
//--------------------------------------------------
void CKeyHandler(void);
void CKeyCheckPowerKey(void);
void CKeyInitial(void);
bit CKeyScanReady(void);
void CKeyScanReadyTimerEvent(void);
void CKeyRepeatEnableTimerEvent(void);
void CKeyMessageConvert(BYTE ucKeyMask, BYTE ucKeyMsg);
BYTE CKeyScan(void);
void CKeyPowerKeyMix(void);
bit CKeyPowerKeyProc(void);
void CKeyMessageProc(void);
#if(_KEY_TYPE == _KEY_ADC)  // MTV512 & STK6021 ADC Key
unsigned char CheckLRKey1();
#endif

#else

//--------------------------------------------------
// Extern Global Variables
//--------------------------------------------------
extern BYTE idata ucKeyControl;
extern BYTE idata ucKeyMessage;
//extern bit bBurnIn;


//--------------------------------------------------
// Extern Function Prototypes
//--------------------------------------------------
extern void CKeyHandler(void);
extern void CKeyCheckPowerKey(void);
extern void CKeyInitial(void);


#endif


//----------------------------------------------------------------------------------------------------

//--------------------------------------------------
// Macro of Key Scan Ready Flag
//--------------------------------------------------
#define GET_KEYSCANREADY()          ((bit)(ucKeyControl & _BIT0))
#define SET_KEYSCANREADY()          (ucKeyControl |= _BIT0)
#define CLR_KEYSCANREADY()          (ucKeyControl &= ~_BIT0)


//--------------------------------------------------
// Macro of Key Scan Start Flag
//--------------------------------------------------
#define GET_KEYSCANSTART()          ((bit)(ucKeyControl & _BIT1))
#define SET_KEYSCANSTART()          (ucKeyControl |= _BIT1)
#define CLR_KEYSCANSTART()          (ucKeyControl &= ~_BIT1)


//--------------------------------------------------
// Macro of Key Repeat Start
//--------------------------------------------------
#define GET_KEYREPEATSTART()        (bit)(ucKeyControl & _BIT2)
#define SET_KEYREPEATSTART()        ucKeyControl |= _BIT2
#define CLR_KEYREPEATSTART()        ucKeyControl &= ~_BIT2


//--------------------------------------------------
// Macro of Key Repeat Function Enable
// If you want to use repeat function, please set this flag. If not, please clear it.
//--------------------------------------------------
#define GET_KEYREPEATENABLE()       (bit)(ucKeyControl & _BIT3)
#define SET_KEYREPEATENABLE()       ucKeyControl |= _BIT3
#define CLR_KEYREPEATENABLE()       ucKeyControl &= ~_BIT3


//----------------------------------------------------------------------------------------------------