?? lib_at91sam7s64.h
字號:
unsigned int flag) // IT to be disabled
{
//* Write to the IDR register
pADC->ADC_IDR = flag;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetStatus
//* \brief Return ADC Interrupt Status
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetStatus( // \return ADC Interrupt Status
AT91PS_ADC pADC) // pointer to a ADC controller
{
return pADC->ADC_SR;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetInterruptMaskStatus
//* \brief Return ADC Interrupt Mask Status
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetInterruptMaskStatus( // \return ADC Interrupt Mask Status
AT91PS_ADC pADC) // pointer to a ADC controller
{
return pADC->ADC_IMR;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_IsInterruptMasked
//* \brief Test if ADC Interrupt is Masked
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_IsInterruptMasked(
AT91PS_ADC pADC, // \arg pointer to a ADC controller
unsigned int flag) // \arg flag to be tested
{
return (AT91F_ADC_GetInterruptMaskStatus(pADC) & flag);
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_IsStatusSet
//* \brief Test if ADC Status is Set
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_IsStatusSet(
AT91PS_ADC pADC, // \arg pointer to a ADC controller
unsigned int flag) // \arg flag to be tested
{
return (AT91F_ADC_GetStatus(pADC) & flag);
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_CfgModeReg
//* \brief Configure the Mode Register of the ADC controller
//*----------------------------------------------------------------------------
__inline static void AT91F_ADC_CfgModeReg (
AT91PS_ADC pADC, // pointer to a ADC controller
unsigned int mode) // mode register
{
//* Write to the MR register
pADC->ADC_MR = mode;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetModeReg
//* \brief Return the Mode Register of the ADC controller value
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetModeReg (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_MR;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_CfgTimings
//* \brief Configure the different necessary timings of the ADC controller
//*----------------------------------------------------------------------------
__inline static void AT91F_ADC_CfgTimings (
AT91PS_ADC pADC, // pointer to a ADC controller
unsigned int mck_clock, // in MHz
unsigned int adc_clock, // in MHz
unsigned int startup_time, // in us
unsigned int sample_and_hold_time) // in ns
{
unsigned int prescal,startup,shtim;
prescal = mck_clock/(2*adc_clock) - 1;
startup = adc_clock*startup_time/8 - 1;
shtim = adc_clock*sample_and_hold_time/1000 - 1;
//* Write to the MR register
pADC->ADC_MR = ( (prescal<<8) & AT91C_ADC_PRESCAL) | ( (startup<<16) & AT91C_ADC_STARTUP) | ( (shtim<<24) & AT91C_ADC_SHTIM);
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_EnableChannel
//* \brief Return ADC Timer Register Value
//*----------------------------------------------------------------------------
__inline static void AT91F_ADC_EnableChannel (
AT91PS_ADC pADC, // pointer to a ADC controller
unsigned int channel) // mode register
{
//* Write to the CHER register
pADC->ADC_CHER = channel;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_DisableChannel
//* \brief Return ADC Timer Register Value
//*----------------------------------------------------------------------------
__inline static void AT91F_ADC_DisableChannel (
AT91PS_ADC pADC, // pointer to a ADC controller
unsigned int channel) // mode register
{
//* Write to the CHDR register
pADC->ADC_CHDR = channel;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetChannelStatus
//* \brief Return ADC Timer Register Value
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetChannelStatus (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CHSR;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_StartConversion
//* \brief Software request for a analog to digital conversion
//*----------------------------------------------------------------------------
__inline static void AT91F_ADC_StartConversion (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
pADC->ADC_CR = AT91C_ADC_START;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_SoftReset
//* \brief Software reset
//*----------------------------------------------------------------------------
__inline static void AT91F_ADC_SoftReset (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
pADC->ADC_CR = AT91C_ADC_SWRST;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetLastConvertedData
//* \brief Return the Last Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetLastConvertedData (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_LCDR;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetConvertedDataCH0
//* \brief Return the Channel 0 Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetConvertedDataCH0 (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CDR0;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetConvertedDataCH1
//* \brief Return the Channel 1 Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetConvertedDataCH1 (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CDR1;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetConvertedDataCH2
//* \brief Return the Channel 2 Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetConvertedDataCH2 (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CDR2;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetConvertedDataCH3
//* \brief Return the Channel 3 Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetConvertedDataCH3 (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CDR3;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetConvertedDataCH4
//* \brief Return the Channel 4 Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetConvertedDataCH4 (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CDR4;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetConvertedDataCH5
//* \brief Return the Channel 5 Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetConvertedDataCH5 (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CDR5;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetConvertedDataCH6
//* \brief Return the Channel 6 Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetConvertedDataCH6 (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CDR6;
}
//*----------------------------------------------------------------------------
//* \fn AT91F_ADC_GetConvertedDataCH7
//* \brief Return the Channel 7 Converted Data
//*----------------------------------------------------------------------------
__inline static unsigned int AT91F_ADC_GetConvertedDataCH7 (
AT91PS_ADC pADC // pointer to a ADC controller
)
{
return pADC->ADC_CDR7;
}
/* *****************************************************************************
SOFTWARE API FOR PIO
***************************************************************************** */
//*----------------------------------------------------------------------------
//* \fn AT91F_PIO_CfgPeriph
//* \brief Enable pins to be drived by peripheral
//*----------------------------------------------------------------------------
__inline static 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 static 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 static 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 static 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 static 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 static void AT91F_PIO_CfgDirectDrive(
AT91PS_PIO pPio, // \arg pointer to a PIO controller
unsigned int directDrive) // \arg PIO to be configured with direct ?? 快捷鍵說明
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