lib_at91sam9260.h

ATMEL AT91SAM9260的中段控制程序！

	void (*SpuriousHandler) (), // \arg Default Spurious Handler
	unsigned int protectMode)   // \arg Debug Control Register
{
	int i;

	// Disable all interrupts and set IVR to the default handler
	for (i = 1; i < 32; i++) {
		AT91F_AIC_DisableIt(pAic, i);
		AT91F_AIC_ConfigureIt(pAic, i, AT91C_AIC_PRIOR_LOWEST, AT91C_AIC_SRCTYPE_INT_LEVEL_SENSITIVE, DefaultHandler);
	}

	// Set the IRQ exception vector
	AT91F_AIC_SetExceptionVector((unsigned int *) 0x18, IrqHandler);
	// Set the Fast Interrupt exception vector
	AT91F_AIC_SetExceptionVector((unsigned int *) 0x1C, FiqHandler);

	pAic->AIC_SPU = (unsigned int) SpuriousHandler;
	pAic->AIC_DCR = protectMode;
}
/* *****************************************************************************
                SOFTWARE API FOR PIO
   ***************************************************************************** */
//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_CfgPeriph
//* \brief Enable pins to be drived by peripheral
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_CfgPeriph(
	AT91PS_PIO pPio,             // \arg pointer to a PIO controller
	unsigned int periphAEnable,  // \arg PERIPH A to enable
	unsigned int periphBEnable)  // \arg PERIPH B to enable

{
	pPio->PIO_ASR = periphAEnable;
	pPio->PIO_BSR = periphBEnable;
	pPio->PIO_PDR = (periphAEnable | periphBEnable); // Set in Periph mode
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_CfgOutput
//* \brief Enable PIO in output mode
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_CfgOutput(
	AT91PS_PIO pPio,             // \arg pointer to a PIO controller
	unsigned int pioEnable)      // \arg PIO to be enabled
{
	pPio->PIO_PER = pioEnable; // Set in PIO mode
	pPio->PIO_OER = pioEnable; // Configure in Output
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_CfgInput
//* \brief Enable PIO in input mode
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_CfgInput(
	AT91PS_PIO pPio,             // \arg pointer to a PIO controller
	unsigned int inputEnable)      // \arg PIO to be enabled
{
	// Disable output
	pPio->PIO_ODR  = inputEnable;
	pPio->PIO_PER  = inputEnable;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_CfgOpendrain
//* \brief Configure PIO in open drain
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_CfgOpendrain(
	AT91PS_PIO pPio,             // \arg pointer to a PIO controller
	unsigned int multiDrvEnable) // \arg pio to be configured in open drain
{
	// Configure the multi-drive option
	pPio->PIO_MDDR = ~multiDrvEnable;
	pPio->PIO_MDER = multiDrvEnable;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_CfgPullup
//* \brief Enable pullup on PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_CfgPullup(
	AT91PS_PIO pPio,             // \arg pointer to a PIO controller
	unsigned int pullupEnable)   // \arg enable pullup on PIO
{
		// Connect or not Pullup
	pPio->PIO_PPUDR = ~pullupEnable;
	pPio->PIO_PPUER = pullupEnable;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_CfgDirectDrive
//* \brief Enable direct drive on PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_CfgDirectDrive(
	AT91PS_PIO pPio,             // \arg pointer to a PIO controller
	unsigned int directDrive)    // \arg PIO to be configured with direct drive

{
	// Configure the Direct Drive
	pPio->PIO_OWDR  = ~directDrive;
	pPio->PIO_OWER  = directDrive;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_CfgInputFilter
//* \brief Enable input filter on input PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_CfgInputFilter(
	AT91PS_PIO pPio,             // \arg pointer to a PIO controller
	unsigned int inputFilter)    // \arg PIO to be configured with input filter

{
	// Configure the Direct Drive
	pPio->PIO_IFDR  = ~inputFilter;
	pPio->PIO_IFER  = inputFilter;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_GetInput
//* \brief Return PIO input value
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_PIO_GetInput( // \return PIO input
	AT91PS_PIO pPio) // \arg  pointer to a PIO controller
{
	return pPio->PIO_PDSR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_IsInputSet
//* \brief Test if PIO is input flag is active
//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsInputSet(
	AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
	unsigned int flag) // \arg  flag to be tested
{
	return (AT91F_PIO_GetInput(pPio) & flag);
}


//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_SetOutput
//* \brief Set to 1 output PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_SetOutput(
	AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
	unsigned int flag) // \arg  output to be set
{
	pPio->PIO_SODR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_ClearOutput
//* \brief Set to 0 output PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_ClearOutput(
	AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
	unsigned int flag) // \arg  output to be cleared
{
	pPio->PIO_CODR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_ForceOutput
//* \brief Force output when Direct drive option is enabled
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_ForceOutput(
	AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
	unsigned int flag) // \arg  output to be forced
{
	pPio->PIO_ODSR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_Enable
//* \brief Enable PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_Enable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio to be enabled 
{
        pPio->PIO_PER = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_Disable
//* \brief Disable PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_Disable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio to be disabled 
{
        pPio->PIO_PDR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_GetStatus
//* \brief Return PIO Status
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_PIO_GetStatus( // \return PIO Status
        AT91PS_PIO pPio) // \arg  pointer to a PIO controller
{
        return pPio->PIO_PSR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_IsSet
//* \brief Test if PIO is Set
//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsSet(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  flag to be tested
{
        return (AT91F_PIO_GetStatus(pPio) & flag);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_OutputEnable
//* \brief Output Enable PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_OutputEnable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio output to be enabled
{
        pPio->PIO_OER = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_OutputDisable
//* \brief Output Enable PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_OutputDisable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio output to be disabled
{
        pPio->PIO_ODR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_GetOutputStatus
//* \brief Return PIO Output Status
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_PIO_GetOutputStatus( // \return PIO Output Status
        AT91PS_PIO pPio) // \arg  pointer to a PIO controller
{
        return pPio->PIO_OSR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_IsOuputSet
//* \brief Test if PIO Output is Set
//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsOutputSet(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  flag to be tested
{
        return (AT91F_PIO_GetOutputStatus(pPio) & flag);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_InputFilterEnable
//* \brief Input Filter Enable PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_InputFilterEnable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio input filter to be enabled
{
        pPio->PIO_IFER = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_InputFilterDisable
//* \brief Input Filter Disable PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_InputFilterDisable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio input filter to be disabled
{
        pPio->PIO_IFDR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_GetInputFilterStatus
//* \brief Return PIO Input Filter Status
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_PIO_GetInputFilterStatus( // \return PIO Input Filter Status
        AT91PS_PIO pPio) // \arg  pointer to a PIO controller
{
        return pPio->PIO_IFSR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_IsInputFilterSet
//* \brief Test if PIO Input filter is Set
//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsInputFilterSet(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  flag to be tested
{
        return (AT91F_PIO_GetInputFilterStatus(pPio) & flag);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_GetOutputDataStatus
//* \brief Return PIO Output Data Status 
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_PIO_GetOutputDataStatus( // \return PIO Output Data Status 
	AT91PS_PIO pPio) // \arg  pointer to a PIO controller
{
        return pPio->PIO_ODSR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_InterruptEnable
//* \brief Enable PIO Interrupt
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_InterruptEnable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio interrupt to be enabled
{
        pPio->PIO_IER = flag;
}