BYTE mTouchCapAPI_GetStatusMatrixButton (MATRIXKEY *Button)
{
BYTE MatrixKey_Status = KEY_NOT_PRESSED;
BYTE RowFlag = KEY_NOT_PRESSED;
BYTE ColFlag = KEY_NOT_PRESSED;
/* Check if the channel used as Row for corresponding Matrix key is pressed */
//Now check to see if the requested row is pressed
if( KEY_PRESSED == mTouchCapAPI_GetChannelTouchStatus((Button->Channel_Num[0]),(Button->DecodeMethod) ))
{
RowFlag=KEY_PRESSED; // Used for determining ROW match
}
else
{
//Channel requested is not detected as pressed.
RowFlag= KEY_NOT_PRESSED;
}
//Now check to see if the channel used as column for corresponding Matrix key is pressed
if( KEY_PRESSED == mTouchCapAPI_GetChannelTouchStatus((Button->Channel_Num[1]),(Button->DecodeMethod) ))
{
ColFlag=KEY_PRESSED; // Used for determining COL match
}
else
{
//Channel requested is not detected as pressed.
ColFlag= KEY_NOT_PRESSED;
}
// check if both the row and column corresponding to the matrix key is pressed
if( (ColFlag == KEY_PRESSED) && (RowFlag == KEY_PRESSED) )
{
MatrixKey_Status= KEY_PRESSED; //matrix key is pressed
}
else
{
//If both channels are not pressed, the key is not pressed
MatrixKey_Status= KEY_NOT_PRESSED; //key is not pressed
}
return MatrixKey_Status;
}
SHORT mTouchCapAPI_GetStatusSlider4Ch (SLIDER4CH *Slider)
{
SHORT SliderState;
WORD Percent_Level = 0;
if( (KEY_PRESSED == mTouchCapAPI_GetChannelTouchStatus((Slider->Channel_Num[0]),(Slider->DecodeMethod) )) ||
(KEY_PRESSED == mTouchCapAPI_GetChannelTouchStatus((Slider->Channel_Num[1]),(Slider->DecodeMethod) )) ||
(KEY_PRESSED == mTouchCapAPI_GetChannelTouchStatus((Slider->Channel_Num[2]),(Slider->DecodeMethod) )) ||
(KEY_PRESSED == mTouchCapAPI_GetChannelTouchStatus((Slider->Channel_Num[3]),(Slider->DecodeMethod) ))
)
{
/* Use the 4ch slider algorithm to get the Slider Level */
Percent_Level = mTouchCapApp_FourChannelSlider_Logic(Slider);
SliderState = (SHORT)Percent_Level;
}
else
{
SliderState = -1; // For KEY_NOT_PRESSED
}
return SliderState;
}
/********************************************************************
* Function : void mTouchCapApp_DirectKeys_Demo(void)
*
* PreCondition : None
*
* Input : None
*
* Output : None
*
* Side Effects : None
*
* Overview : This function will demonstrate the usage of the API's
* that is associated with the Direct key Demo Board
*
* Note :
*******************************************************************/
UINT16 mTouchCapApp_DirectKeys_Demo(void)
{
UINT16 ButtonStatus = 0;
if(KEY_PRESSED ==
mTouchCapAPI_GetChannelTouchStatus(DirectKey1.Channel_Num,
DirectKey1.DecodeMethod) )
{
# if defined( PIC32MX220_CAP_TOUCH_EVAL_BOARD )
mTouchCapLED_SetLED(LED_1);
# elif defined( PIC32MX795_ONE_PIC_MICRO_DEMO_BOARD )
mTouchCapLED_SetLED(LED_1);
# else
mTouchCapLED_SetLED(LED_8);
# endif
ButtonStatus += 1;
}
if(KEY_PRESSED ==
mTouchCapAPI_GetChannelTouchStatus(DirectKey2.Channel_Num,
DirectKey2.DecodeMethod) )
{
# if defined( PIC32MX220_CAP_TOUCH_EVAL_BOARD )
mTouchCapLED_SetLED(LED_2);
# elif defined( PIC32MX795_ONE_PIC_MICRO_DEMO_BOARD )
mTouchCapLED_SetLED(LED_2);
# else
mTouchCapLED_SetLED(LED_9);
# endif
ButtonStatus += 2;
}
if(KEY_PRESSED ==
mTouchCapAPI_GetChannelTouchStatus(DirectKey3.Channel_Num,
DirectKey3.DecodeMethod) )
{
# if defined( PIC32MX220_CAP_TOUCH_EVAL_BOARD )
mTouchCapLED_SetLED(LED_3);
# elif defined( PIC32MX795_ONE_PIC_MICRO_DEMO_BOARD )
mTouchCapLED_SetLED(LED_3);
# else
mTouchCapLED_SetLED(LED_10);
# endif
ButtonStatus += 4;
}
if(KEY_PRESSED ==
mTouchCapAPI_GetChannelTouchStatus(DirectKey4.Channel_Num,
DirectKey4.DecodeMethod) )
{
# if defined( PIC32MX220_CAP_TOUCH_EVAL_BOARD )
mTouchCapLED_SetLED(LED_4);
# elif defined( PIC32MX795_ONE_PIC_MICRO_DEMO_BOARD )
mTouchCapLED_SetLED(LED_4);
# else
mTouchCapLED_SetLED(LED_11);
# endif
ButtonStatus += 8;
}
// Starter PIC32MX220F032D kit board has only 4 buttons
#if !defined( PIC32MX220_STARTER_KIT_BOARD )
if(KEY_PRESSED ==
mTouchCapAPI_GetChannelTouchStatus(DirectKey5.Channel_Num,
DirectKey5.DecodeMethod) )
{
# if defined( PIC32MX220_CAP_TOUCH_EVAL_BOARD )
mTouchCapLED_SetLED(LED_5);
# elif defined( PIC32MX795_ONE_PIC_MICRO_DEMO_BOARD )
mTouchCapLED_SetLED(LED_5);
# else
mTouchCapLED_SetLED(LED_12);
# endif
ButtonStatus += 16;
}
// One Pic Microcontroller Platform Demo Board has only 5 buttons
# if !defined( PIC32MX795_ONE_PIC_MICRO_DEMO_BOARD )
if(KEY_PRESSED ==
mTouchCapAPI_GetChannelTouchStatus(DirectKey6.Channel_Num,
DirectKey6.DecodeMethod) )
{
# if defined( PIC32MX220_CAP_TOUCH_EVAL_BOARD )
mTouchCapLED_SetLED(LED_6);
# else
mTouchCapLED_SetLED(LED_13);
# endif
ButtonStatus += 32;
}
if(KEY_PRESSED ==
mTouchCapAPI_GetChannelTouchStatus(DirectKey7.Channel_Num,
DirectKey7.DecodeMethod) )
{
# if defined( PIC32MX220_CAP_TOUCH_EVAL_BOARD )
mTouchCapLED_SetLED(LED_7);
# else
mTouchCapLED_SetLED(LED_14);
# endif
ButtonStatus += 64;
}
if(KEY_PRESSED ==
mTouchCapAPI_GetChannelTouchStatus(DirectKey8.Channel_Num,
DirectKey8.DecodeMethod) )
{
# if defined( PIC32MX220_CAP_TOUCH_EVAL_BOARD )
mTouchCapLED_SetLED(LED_8);
# else
mTouchCapLED_SetLED(LED_15);
# endif
ButtonStatus += 128;
}
# endif//!defined( PIC32MX795_ONE_PIC_MICRO_DEMO_BOARD )
#endif//!defined( PIC32MX220_STARTER_KIT_BOARD )
if ( ButtonStatus == 0 )
{
mTouchCapLED_SetLED(LED_NIL);
}
return ButtonStatus;
}