user_func.c

深圳优龙公司LPC2148开发板（与iar公司开发板基本相同）的原理图和配套样例程序

			{
				ButtFlags |= BUTT_FLAG_2 + BUTT_EVENT_2;
			}
		}
		else
		{
			++ButtCount2;
		}
	}
	else
	{
		if ( ButtCount2 == 0 )
		{
			if ( ButtFlags & BUTT_FLAG_2 )
			{
				ButtFlags &= ~BUTT_FLAG_2;
			}
		}
		else
		{
			--ButtCount2;
		}
	}

	//************************************************************************
	if ( !IO0PIN_bit.P0_15 )
	{
		if ( ButtCount3 > BUTT_DEB )
		{
			if ( ( ButtFlags & BUTT_FLAG_3 ) == 0 )
			{
				ButtFlags |= BUTT_FLAG_3 + BUTT_EVENT_3;
			}
		}
		else
		{
			++ButtCount3;
		}
	}
	else
	{
		if ( ButtCount3 == 0 )
		{
			if ( ButtFlags & BUTT_FLAG_3 )
			{
				ButtFlags &= ~BUTT_FLAG_3;
			}
		}
		else
		{
			--ButtCount3;
		}
	}

	//************************************************************************
	if ( !IO0PIN_bit.P0_16 )
	{
		if ( ButtCount4 > BUTT_DEB )
		{
			if ( ( ButtFlags & BUTT_FLAG_4 ) == 0 )
			{
				ButtFlags |= BUTT_FLAG_4 + BUTT_EVENT_4;
			}
		}
		else
		{
			++ButtCount4;
		}
	}
	else
	{
		if ( ButtCount4 == 0 )
		{
			if ( ButtFlags & BUTT_FLAG_4 )
			{
				ButtFlags &= ~BUTT_FLAG_4;
			}
		}
		else
		{
			--ButtCount4;
		}
	}
}

/********************************************************************************************************************
【函数名称】void LEDs_Set( unsigned char m )
【功能描述】LED显示设置
【参数输入】无
【参数返回】无
********************************************************************************************************************/
unsigned char Buttons_Get( void )
{
	if ( IO0PIN_bit.P0_5 == 0 )
		return 1 ;
	if ( IO0PIN_bit.P0_6 == 0 )
		return 2 ;
	if ( IO0PIN_bit.P0_15 == 0 )
		return 3 ;
	if ( IO0PIN_bit.P0_16 == 0 )
		return 4 ;

	return 0 ;
}

/********************************************************************************************************************
【函数名称】void LEDs_Set( unsigned char m )
【功能描述】LED显示设置
【参数输入】无
【参数返回】无
********************************************************************************************************************/
void Buttons_Test( void )
{
	unsigned char m ;
	unsigned char key ;

	UART_PutStringByPolling( UART0 , "\n\rButtons Test, Please press the buttons, 'ESC' to exit!\n\r" );

	while ( 1 )
	{
		key = Buttons_Get() ;
		if ( key != 0 )
			LEDs_Set( 3 << ( ( key - 1 ) * 2 ) ) ;
		else
			LEDs_Set( 0x00 ) ;

		m = UART_GetKeyByPolling( UART0 ) ;
		if ( m == ESC_KEY )
			return ;
	}
}

/*************************************************************************
 * Function Name: GetButtonsEvent
 * Parameters: none
 * Return: LPC_INT8U
 * Description: Return buttons event and clear event flags
 *
 *************************************************************************/
LPC_INT8U GetButtonsEvent( void )
{
	LPC_INT8U Events = ButtFlags & ( BUTT_EVENT_1 | BUTT_EVENT_2 );
	ButtFlags &= ~( BUTT_EVENT_1 | BUTT_EVENT_2 );
	return Events;
}

/*************************************************************************
 * Function Name: ClearFlag
 * Parameters: void
 * Return: void
 *
 * Description: clear arg
 *		
 *************************************************************************/
void SetSysTickFlag( void* arg )
{
	int* pFlag = arg;
	*pFlag = 1;
	Buttons();
}

/*************************************************************************
 * Function Name: LightInit
 * Parameters: none
 * Return: none
 * Description: Init light control
 *
 *************************************************************************/
void LightInit( void )
{
	/* pin P0_21 is IO port */
	PINSEL1_bit.P0_21 = 0;
	/* pin P0_21 is output */
	IO0DIR_bit.P0_21 = 1 ;

	/* Init Current state of light */
	LightState = LIGHT_OFF;
}

/*************************************************************************
 * Function Name: LightInit
 * Parameters: LPC_BOOL Slow,
			   LPC_BOOL On
 * Return: none
 * Description: Light control
 *
 *************************************************************************/
void LightCntr( LPC_BOOL On )
{
	if ( On == LIGHT_ON )
	{
		IO0SET_bit.P0_21 = LIGHT_ON ;
		LightState = LIGHT_ON ;
	}
	else
	{
		IO0CLR_bit.P0_21 = LIGHT_OFF ;
		LightState = LIGHT_OFF ;
	}
}

/*************************************************************************
 * Function Name: Adc ADC_Measure
 * Parameters: none
 * Return: none
 * Description: Light control
 *
 *************************************************************************/
void ADC_Init( MEMU_STING_DEF* pVarArg , MEMU_IND_DEF* MenuIndex , MEMU_TIME_OUT_DEF* MenuTO )
{
	/* ADC Chanel3 is connected to pin P0_30 */
	PINSEL1_bit.P0_30 = 1;
	
	/* ADC Settings */
	AD0CR_bit.SEL = 1 << 3;
	AD0CR_bit.CLKDIV = SYS_GetFpclk() / MAX_ADC_FREQ;
	AD0CR_bit.BURST = 0;
	AD0CR_bit.PDN = 1;
	AD0CR_bit.TEST = 0;
	AD0CR_bit.START = 0;
	
	ADC_Measure( pVarArg , MenuIndex , MenuTO );
}

/*************************************************************************
 * Function Name: Adc ADC_Measure
 * Parameters: MEMU_STING_DEF * pVarArg,
 *  		   MEMU_IND_DEF * MenuIndex,
 *  		   MEMU_TIME_OUT_DEF * MenuTO
 * Return: none
 * Description: Light control
 *
 *************************************************************************/
void ADC_Measure( MEMU_STING_DEF* pVarArg , MEMU_IND_DEF* MenuIndex , MEMU_TIME_OUT_DEF* MenuTO )
{
	LPC_INT32U AdcResult;
	LPC_INT8U Count;
	int i;
	/* ADC Conversion start */
	AD0CR_bit.START = 1;

	/* Delay needed when executing from flash, unknown why */
	for ( i = 0; i < 32; i++ )
		__no_operation();

	/* Wait result */
	do
	{
		AdcResult = AD0DR;
	}
	while ( ( AdcResult & 0x80000000 ) == 0 );
	AdcResult = ( AdcResult >> 12 ) & 0xF;
	for ( Count = 0; Count < 16; ++Count )
	{
		if ( AdcResult )
		{
			*pVarArg = '*';
			--AdcResult;
		}
		else
		{
			*pVarArg = ' ';
		}
		++pVarArg;
	}
	*pVarArg = 2;
	*++pVarArg = 0;
}


/********************************************************************************************************************
【函数名称】void ADC_Channel_3_Init( void )
【功能描述】ADC通道3初始化
【参数输入】无
【参数返回】无
********************************************************************************************************************/
void ADC_Channel_3_Init( void )
{
	/* ADC Chanel3 is connected to pin P0_30 */
	PINSEL1_bit.P0_30 = 1;
	
	/* ADC Settings */
	AD0CR_bit.SEL = 1 << 3;
	AD0CR_bit.CLKDIV = SYS_GetFpclk() / MAX_ADC_FREQ;
	AD0CR_bit.BURST = 0;
	AD0CR_bit.PDN = 1;
	AD0CR_bit.TEST = 0;
	AD0CR_bit.START = 0;
}

/********************************************************************************************************************
【函数名称】unsigned int ADC_Channel_3_Measure( void )
【功能描述】ADC通道3进行模数转换
【参数输入】无
【参数返回】返回ADC转换的值
********************************************************************************************************************/
unsigned int ADC_Channel_3_Measure( void )
{
	unsigned int AdcResult;
	int i;
	
	/* ADC Conversion start */
	AD0CR_bit.START = 1;

	/* Delay needed when executing from flash, unknown why */
	for ( i = 0; i < 32; i++ )
		__no_operation();

	/* Wait result */
	do
	{
		AdcResult = AD0DR;
	}
	while ( ( AdcResult & 0x80000000 ) == 0 );
	
	AdcResult = ( AdcResult >> 6 ) & 0x3ff;

	return AdcResult ;
}


/********************************************************************************************************************
【函数名称】void ADC3_Input_Test( void )
【功能描述】ADC3通道模数转换实验
【参数输入】无
【参数返回】无
********************************************************************************************************************/
void ADC3_Input_Test( void )
{
	unsigned int a ;
	unsigned char m ;
	unsigned int adc[16] ;
	
	unsigned int FEQ = 500 ;

	Uart_Printf( UART0, "\nADC3_Test, 'ESC' key to exit\n" );

	ADC_Channel_3_Init() ;

	while ( UART_GetKeyByPolling( UART0 ) != ESC_KEY )
	{
		for( m = 0; m < 16; m++ )		//16次采样
		{
			adc[m] = ADC_Channel_3_Measure();		//AIN6是温度检测
		}

		for( m = 1; m < 16; m++ )		//取平均值
		{
			adc[0] = adc[0] + adc[m] ;
		}
		
		a = adc[0] / 16 ;		//平均值

		if( FEQ > 1 )
			FEQ-- ;
		else
		{
			FEQ = 500 ;
			Uart_Printf( UART0, "  AIN6 : %04d\n" , a );
		}
		
	}
}

/********************************************************************************************************************
【函数名称】void ADC_Channel_6_Init( void )
【功能描述】ADC通道6初始化
【参数输入】无
【参数返回】无
********************************************************************************************************************/
void ADC_Channel_6_Init( void )
{
	/* ADC Chanel6 is connected to pin P0_04 */
	PINSEL0_bit.P0_4 = 3;
	
	/* ADC Settings */
	AD0CR_bit.SEL = 1 << 6;
	AD0CR_bit.CLKDIV = SYS_GetFpclk() / MAX_ADC_FREQ;
	AD0CR_bit.BURST = 0;
	AD0CR_bit.PDN = 1;
	AD0CR_bit.TEST = 0;
	AD0CR_bit.START = 0;
}


/********************************************************************************************************************
【函数名称】unsigned int ADC_Channel_6_Measure( void )
【功能描述】ADC通道6进行模数转换
【参数输入】无
【参数返回】返回ADC转换的值
********************************************************************************************************************/
unsigned int ADC_Channel_6_Measure( void )
{
	unsigned int AdcResult;
	int i;
	
	/* ADC Conversion start */
	AD0CR_bit.START = 1;

	/* Delay needed when executing from flash, unknown why */
	for ( i = 0; i < 32; i++ )
		__no_operation();

	/* Wait result */
	do
	{
		AdcResult = AD0DR;
	}
	while ( ( AdcResult & 0x80000000 ) == 0 );
	
	AdcResult = ( AdcResult >> 6 ) & 0x3ff;
	
	return AdcResult ;
}

/*************************************************************************
 * Function Name: IlluminationShow
 * Parameters: MEMU_STING_DEF * pVarArg,
 *  		   MEMU_IND_DEF * MenuIndex,
 *  		   MEMU_TIME_OUT_DEF * MenuTO
 * Return: none
 * Description: Ilumination show
 *
 *************************************************************************/
void IlluminationShow( MEMU_STING_DEF* pVarArg , MEMU_IND_DEF* MenuIndex , MEMU_TIME_OUT_DEF* MenuTO )
{
	const char* SourceData = IlluminationModeStr[LightMode];
	for ( int i = 0; i < 10; ++i )
	{
		if ( *SourceData )
		{
			*pVarArg = *SourceData;
			++SourceData;
		}
		else
		{
			*pVarArg = ' ';
		}
		++pVarArg;
	}
	*pVarArg = 2;
	*++pVarArg = 0;
}
/*************************************************************************
 * Function Name: IlluminationModeCursorOn
 * Parameters: MEMU_STING_DEF * pVarArg,
 *  		   MEMU_IND_DEF * MenuIndex,
 *  		   MEMU_TIME_OUT_DEF * MenuTO
 * Return: none
 * Description: Ilumination cursor on
 *
 *************************************************************************/
void IlluminationModeCursorOn( MEMU_STING_DEF* pVarArg , MEMU_IND_DEF* MenuIndex , MEMU_TIME_OUT_DEF* MenuTO )
{
	HD44780_CursorPosSet( HD44780_CURSOR_OFF , HD44780_CURSOR_BLINK , 8 , 2 );
}

/*************************************************************************
 * Function Name: IlluminationNextMode
 * Parameters: MEMU_STING_DEF * pVarArg,
 *  		   MEMU_IND_DEF * MenuIndex,
 *  		   MEMU_TIME_OUT_DEF * MenuTO
 * Return: none
 * Description: Ilumination next
 *
 *************************************************************************/
void IlluminationNextMode( MEMU_STING_DEF* pVarArg , MEMU_IND_DEF* MenuIndex , MEMU_TIME_OUT_DEF* MenuTO )
{
	if ( ++LightMode > 2 )
	{
		LightMode = 0;
	}
	IlluminationShow( pVarArg , MenuIndex , MenuTO );
}

/*************************************************************************
 * Function Name: IlluminationNextMode
 * Parameters: MEMU_STING_DEF * pVarArg,
 *  		   MEMU_IND_DEF * MenuIndex,
 *  		   MEMU_TIME_OUT_DEF * MenuTO
 * Return: none
 * Description: Cursor off
 *
 *************************************************************************/
void CursorOff( MEMU_STING_DEF* pVarArg , MEMU_IND_DEF* MenuIndex , MEMU_TIME_OUT_DEF* MenuTO )
{
	HD44780_CursorPosSet( HD44780_CURSOR_OFF , HD44780_CURSOR_NORM , 1 , 1 );
}