spi.h File Reference

#include <stdbool.h>
#include <stdint.h>
#include "../inc/hw_ints.h"
#include "../inc/hw_memmap.h"
#include "../inc/hw_types.h"
#include "../inc/hw_spi.h"
#include "debug.h"
#include "interrupt.h"

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Macros
#define	SPI_DMA_DONE_TX   SPI_IMASK_DMATX
	DMA Done 1 event for TX event mask. More...
#define	SPI_DMA_DONE_RX   SPI_IMASK_DMARX
	DMA Done 1 event for RX event mask. More...
#define	SPI_IDLE   SPI_IMASK_IDLE
	SPI Idle event mask. More...
#define	SPI_TXEMPTY   SPI_IMASK_TXEMPTY
	Transmit FIFO Empty event mask. More...
#define	SPI_TX   SPI_IMASK_TX
	Transmit FIFO event mask. More...
#define	SPI_RX   SPI_IMASK_RX
	Receive FIFO event. This interrupt is set if the selected Receive FIFO level has been reached. More...
#define	SPI_RTOUT   SPI_IMASK_RTOUT
	Enable SPI Receive Time-Out event mask. More...
#define	SPI_PER   SPI_IMASK_PER
	Parity error event mask. More...
#define	SPI_RXFIFO_OVF   SPI_IMASK_RXOVF
	RXFIFO overflow event mask. More...
#define	SPI_BUSY   SPI_STA_BUSY_ACTIVE
	Busy. More...
#define	SPI_RX_NOT_FULL   SPI_STA_RNF_NOT_FULL
	Receive FIFO not full. More...
#define	SPI_RX_EMPTY   SPI_STA_RFE_EMPTY
	Receive FIFO empty. More...
#define	SPI_TX_NOT_FULL   SPI_STA_TNF_NOT_FULL
	Transmit FIFO not full. More...
#define	SPI_TX_EMPTY   SPI_STA_TFE_EMPTY
	Transmit FIFO empty. More...
#define	SPI_STATUS_MASK   0x0000001F
	Mask for bits above. More...
#define	SPI_FRF_MOTO_MODE_0   (SPI_CTL0_FRF_MOTOROLA_3WIRE | SPI_CTL0_SPO_LO | SPI_CTL0_SPH_FIRST)
	Motorola format 3-wire, polarity 0, phase 0. More...
#define	SPI_FRF_MOTO_MODE_1   (SPI_CTL0_FRF_MOTOROLA_3WIRE | SPI_CTL0_SPO_LO | SPI_CTL0_SPH_SECOND)
	Motorola format 3-wire, polarity 0, phase 1. More...
#define	SPI_FRF_MOTO_MODE_2   (SPI_CTL0_FRF_MOTOROLA_3WIRE | SPI_CTL0_SPO_HI | SPI_CTL0_SPH_FIRST)
	Motorola format 3-wire, polarity 1, phase 0. More...
#define	SPI_FRF_MOTO_MODE_3   (SPI_CTL0_FRF_MOTOROLA_3WIRE | SPI_CTL0_SPO_HI | SPI_CTL0_SPH_SECOND)
	Motorola format 3-wire, polarity 1, phase 1. More...
#define	SPI_FRF_MOTO_MODE_4   (SPI_CTL0_FRF_MOTOROLA_4WIRE | SPI_CTL0_SPO_LO | SPI_CTL0_SPH_FIRST)
	Motorola format 4-wire, polarity 0, phase 0. More...
#define	SPI_FRF_MOTO_MODE_5   (SPI_CTL0_FRF_MOTOROLA_4WIRE | SPI_CTL0_SPO_LO | SPI_CTL0_SPH_SECOND)
	Motorola format 4-wire, polarity 0, phase 1. More...
#define	SPI_FRF_MOTO_MODE_6   (SPI_CTL0_FRF_MOTOROLA_4WIRE | SPI_CTL0_SPO_HI | SPI_CTL0_SPH_FIRST)
	Motorola format 4-wire, polarity 1, phase 0. More...
#define	SPI_FRF_MOTO_MODE_7   (SPI_CTL0_FRF_MOTOROLA_4WIRE | SPI_CTL0_SPO_HI | SPI_CTL0_SPH_SECOND)
	Motorola format 4-wire, polarity 1, phase 1. More...
#define	SPI_FRF_TI   SPI_CTL0_FRF_TI_SYNC
	TI Sync frame format. More...
#define	SPI_FRF_NMW   SPI_CTL0_FRF_MIRCOWIRE
	MicroWire frame format. More...
#define	SPI_MODE_CONTROLLER   SPI_CTL1_MS_CONTROLLER
	SPI controller. More...
#define	SPI_MODE_PERIPHERAL   SPI_CTL1_MS_PERIPHERAL
	SPI peripheral. More...
#define	SPI_MODE_PERIPHERAL_OD   SPI_CTL1_SOD_ENABLE
	output disabled More...
#define	SPI_DMA_TX   SPI_DMACR_TXEN
	Enable DMA for transmit. More...
#define	SPI_DMA_RX   SPI_DMACR_RXEN
	Enable DMA for receive. More...

Functions
void	SPIConfigSetExpClk (uint32_t base, uint32_t spiClk, uint32_t protocol, uint32_t mode, uint32_t bitRate, uint32_t dataWidth)
	Configures the serial peripheral port. More...
__STATIC_INLINE void	SPIEnable (uint32_t base)
	Enables the serial peripheral port. More...
__STATIC_INLINE void	SPIDisable (uint32_t base)
	Disables the serial peripheral port. More...
void	SPIPutData (uint32_t base, uint32_t data)
	Puts a data element into the SPI transmit FIFO. More...
int32_t	SPIPutDataNonBlocking (uint32_t base, uint32_t data)
	Puts a data element into the SPI transmit FIFO. More...
void	SPIGetData (uint32_t base, uint32_t *data)
	Gets a data element from the SPI receive FIFO. More...
int32_t	SPIGetDataNonBlocking (uint32_t base, uint32_t *data)
	Gets a data element from the SPI receive FIFO. More...
__STATIC_INLINE bool	SPIBusy (uint32_t base)
	Determines whether the SPI transmitter is busy or not. More...
__STATIC_INLINE uint32_t	SPIStatus (uint32_t base)
	Get the status of the SPI data buffers. More...
void	SPIRegisterInt (uint32_t base, void(*pfnHandler)(void))
	Registers an interrupt handler for the Serial Peripheral Interface in the dynamic interrupt table. More...
void	SPIUnregisterInt (uint32_t base)
	Unregisters an interrupt handler for the Serial Peripheral Interface in the dynamic interrupt table. More...
__STATIC_INLINE void	SPIEnableInt (uint32_t base, uint32_t intFlags)
	Enables individual SPI interrupt sources. More...
__STATIC_INLINE void	SPIDisableInt (uint32_t base, uint32_t intFlags)
	Disables individual SPI interrupt sources. More...
__STATIC_INLINE void	SPIClearInt (uint32_t base, uint32_t intFlags)
	Clears SPI interrupt sources. More...
__STATIC_INLINE uint32_t	SPIIntStatus (uint32_t base, bool isMasked)
	Gets the current interrupt status. More...
__STATIC_INLINE void	SPIEnableDMA (uint32_t base, uint32_t dmaFlags)
	Enable SPI DMA operation. More...
__STATIC_INLINE void	SPIDisableDMA (uint32_t base, uint32_t dmaFlags)
	Disable SPI DMA operation. More...