SSP_Public_Functions
[SSP]

Standard SSP0 Interrupt handler.

Parameters:

[in]

None

Returns:

None

Definition at line 803 of file lpc17xx_ssp.c.

Standard SSP1 Interrupt handler.

Parameters:

[in]

None

Returns:

None

Definition at line 814 of file lpc17xx_ssp.c.

Clear specified interrupt pending in SSP peripheral.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	IntType	Interrupt pending to clear, should be: SSP_INTCLR_ROR: clears the "frame was received when RxFIFO was full" interrupt. SSP_INTCLR_RT: clears the "Rx FIFO was not empty and has not been read for a timeout period" interrupt.

Returns:

None

Definition at line 762 of file lpc17xx_ssp.c.

Enable or disable SSP peripheral's operation.

Parameters:

[in]	SSPx	SSP peripheral, should be SSP0 or SSP1
[in]	NewState	New State of SSPx peripheral's operation

Returns:

none

Definition at line 370 of file lpc17xx_ssp.c.

Fills each SSP_InitStruct member with its default value:

• CPHA = SSP_CPHA_FIRST
• CPOL = SSP_CPOL_HI
• ClockRate = 1000000
• Databit = SSP_DATABIT_8
• Mode = SSP_MASTER_MODE
• FrameFormat = SSP_FRAME_SSP.

Parameters:

[in]

SSP_InitStruct

Pointer to a SSP_CFG_Type structure which will be initialized.

Returns:

None

Definition at line 353 of file lpc17xx_ssp.c.

De-initializes the SSPx peripheral registers to their default reset values.

Parameters:

[in]

SSPx

SSP peripheral selected, should be SSP0 or SSP1

Returns:

None

Definition at line 276 of file lpc17xx_ssp.c.

Enable/Disable DMA function for SSP peripheral.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	DMAMode	Type of DMA, should be: SSP_DMA_TX: DMA for the transmit FIFO SSP_DMA_RX: DMA for the Receive FIFO
[in]	NewState	New State of DMA function on SSP peripheral, should be: ENALBE: Enable this function DISABLE: Disable this function

Returns:

None

Definition at line 782 of file lpc17xx_ssp.c.

Check whether the specified interrupt status flag is set or not.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	IntType	Raw Interrupt Type, should be: SSP_INTSTAT_ROR: Receive Overrun interrupt SSP_INTSTAT_RT: Receive Time out interrupt SSP_INTSTAT_RX: RX FIFO is at least half full interrupt SSP_INTSTAT_TX: TX FIFO is at least half empty interrupt

Returns:

New State of specified interrupt status flag in SSP peripheral Note: Enabling/Disabling specified interrupt in SSP peripheral effects to Interrupt Status flag.

Definition at line 742 of file lpc17xx_ssp.c.

Check whether the specified Raw interrupt status flag is set or not.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	RawIntType	Raw Interrupt Type, should be: SSP_INTSTAT_RAW_ROR: Receive Overrun interrupt SSP_INTSTAT_RAW_RT: Receive Time out interrupt SSP_INTSTAT_RAW_RX: RX FIFO is at least half full interrupt SSP_INTSTAT_RAW_TX: TX FIFO is at least half empty interrupt

Returns:

New State of specified Raw interrupt status flag in SSP peripheral Note: Enabling/Disabling specified interrupt in SSP peripheral does not effect to Raw Interrupt Status flag.

Definition at line 720 of file lpc17xx_ssp.c.

Checks whether the specified SSP status flag is set or not.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	FlagType	Type of flag to check status, should be one of following: SSP_STAT_TXFIFO_EMPTY: TX FIFO is empty SSP_STAT_TXFIFO_NOTFULL: TX FIFO is not full SSP_STAT_RXFIFO_NOTEMPTY: RX FIFO is not empty SSP_STAT_RXFIFO_FULL: RX FIFO is full SSP_STAT_BUSY: SSP peripheral is busy

Returns:

New State of specified SSP status flag

Definition at line 668 of file lpc17xx_ssp.c.

Initializes the SSPx peripheral according to the specified parameters in the SSP_ConfigStruct.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	SSP_ConfigStruct	Pointer to a SSP_CFG_Type structure that contains the configuration information for the specified SSP peripheral.

Returns:

None

Definition at line 300 of file lpc17xx_ssp.c.

Enable or disable specified interrupt type in SSP peripheral.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	IntType	Interrupt type in SSP peripheral, should be: SSP_INTCFG_ROR: Receive Overrun interrupt SSP_INTCFG_RT: Receive Time out interrupt SSP_INTCFG_RX: RX FIFO is at least half full interrupt SSP_INTCFG_TX: TX FIFO is at least half empty interrupt
[in]	NewState	New State of specified interrupt type, should be: ENABLE: Enable this interrupt type DISABLE: Disable this interrupt type

Returns:

None

Definition at line 691 of file lpc17xx_ssp.c.

Enable or disable Loop Back mode function in SSP peripheral.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	NewState	New State of Loop Back mode, should be: ENABLE: Enable this function DISABLE: Disable this function

Returns:

None

Definition at line 395 of file lpc17xx_ssp.c.

SSP Read write data function.

Parameters:

[in]	SSPx	Pointer to SSP peripheral, should be SSP0 or SSP1
[in]	dataCfg	Pointer to a SSP_DATA_SETUP_Type structure that contains specified information about transmit data configuration.
[in]	xfType	Transfer type, should be: SSP_TRANSFER_POLLING: Polling mode SSP_TRANSFER_INTERRUPT: Interrupt mode

Returns:

Actual Data length has been transferred in polling mode. In interrupt mode, always return (0) Return (-1) if error. Note: This function can be used in both master and slave mode.

Definition at line 482 of file lpc17xx_ssp.c.

Receive a single data from SSPx peripheral.

Parameters:

[in]

SSPx

SSP peripheral selected, should be SSP

Returns:

Data received (16-bit long)

Definition at line 461 of file lpc17xx_ssp.c.

Transmit a single data through SSPx peripheral.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP
[in]	Data	Data to transmit (must be 16 or 8-bit long, this depend on SSP data bit number configured)

Returns:

none

Definition at line 447 of file lpc17xx_ssp.c.

Setup clock rate for SSP device.

Parameters:

[in]	SSPx	SSP peripheral definition, should be SSP0 or SSP1.
[in]	target_clock	: clock of SSP (Hz)

Returns:

None

Definition at line 227 of file lpc17xx_ssp.c.

Enable or disable Slave Output function in SSP peripheral.

Parameters:

[in]	SSPx	SSP peripheral selected, should be SSP0 or SSP1
[in]	NewState	New State of Slave Output function, should be: ENABLE: Slave Output in normal operation DISABLE: Slave Output is disabled. This blocks SSP controller from driving the transmit data line (MISO) Note: This function is available when SSP peripheral in Slave mode

Returns:

None

Definition at line 423 of file lpc17xx_ssp.c.