Driver_SPI.h File Reference

Data Structures
struct	ARM_SPI_STATUS
	SPI Status. More...
struct	ARM_SPI_CAPABILITIES
	SPI Driver Capabilities. More...
struct	ARM_DRIVER_SPI
	Access structure of the SPI Driver. More...

Macros
#define	ARM_SPI_API_VERSION   ARM_DRIVER_VERSION_MAJOR_MINOR(2,2) /* API version */
#define	ARM_SPI_CONTROL_Pos   0
#define	ARM_SPI_CONTROL_Msk   (0xFFUL << ARM_SPI_CONTROL_Pos)
#define	ARM_SPI_MODE_INACTIVE   (0x00UL << ARM_SPI_CONTROL_Pos)
	SPI Inactive. More...
#define	ARM_SPI_MODE_MASTER   (0x01UL << ARM_SPI_CONTROL_Pos)
	SPI Master (Output on MOSI, Input on MISO); arg = Bus Speed in bps. More...
#define	ARM_SPI_MODE_SLAVE   (0x02UL << ARM_SPI_CONTROL_Pos)
	SPI Slave (Output on MISO, Input on MOSI) More...
#define	ARM_SPI_MODE_MASTER_SIMPLEX   (0x03UL << ARM_SPI_CONTROL_Pos)
	SPI Master (Output/Input on MOSI); arg = Bus Speed in bps. More...
#define	ARM_SPI_MODE_SLAVE_SIMPLEX   (0x04UL << ARM_SPI_CONTROL_Pos)
	SPI Slave (Output/Input on MISO) More...
#define	ARM_SPI_FRAME_FORMAT_Pos   8
#define	ARM_SPI_FRAME_FORMAT_Msk   (7UL << ARM_SPI_FRAME_FORMAT_Pos)
#define	ARM_SPI_CPOL0_CPHA0   (0UL << ARM_SPI_FRAME_FORMAT_Pos)
	Clock Polarity 0, Clock Phase 0 (default) More...
#define	ARM_SPI_CPOL0_CPHA1   (1UL << ARM_SPI_FRAME_FORMAT_Pos)
	Clock Polarity 0, Clock Phase 1. More...
#define	ARM_SPI_CPOL1_CPHA0   (2UL << ARM_SPI_FRAME_FORMAT_Pos)
	Clock Polarity 1, Clock Phase 0. More...
#define	ARM_SPI_CPOL1_CPHA1   (3UL << ARM_SPI_FRAME_FORMAT_Pos)
	Clock Polarity 1, Clock Phase 1. More...
#define	ARM_SPI_TI_SSI   (4UL << ARM_SPI_FRAME_FORMAT_Pos)
	Texas Instruments Frame Format. More...
#define	ARM_SPI_MICROWIRE   (5UL << ARM_SPI_FRAME_FORMAT_Pos)
	National Microwire Frame Format. More...
#define	ARM_SPI_DATA_BITS_Pos   12
#define	ARM_SPI_DATA_BITS_Msk   (0x3FUL << ARM_SPI_DATA_BITS_Pos)
#define	ARM_SPI_DATA_BITS(n)   (((n) & 0x3F) << ARM_SPI_DATA_BITS_Pos)
	Number of Data bits. More...
#define	ARM_SPI_BIT_ORDER_Pos   18
#define	ARM_SPI_BIT_ORDER_Msk   (1UL << ARM_SPI_BIT_ORDER_Pos)
#define	ARM_SPI_MSB_LSB   (0UL << ARM_SPI_BIT_ORDER_Pos)
	SPI Bit order from MSB to LSB (default) More...
#define	ARM_SPI_LSB_MSB   (1UL << ARM_SPI_BIT_ORDER_Pos)
	SPI Bit order from LSB to MSB. More...
#define	ARM_SPI_SS_MASTER_MODE_Pos   19
#define	ARM_SPI_SS_MASTER_MODE_Msk   (3UL << ARM_SPI_SS_MASTER_MODE_Pos)
#define	ARM_SPI_SS_MASTER_UNUSED   (0UL << ARM_SPI_SS_MASTER_MODE_Pos)
	SPI Slave Select when Master: Not used (default) More...
#define	ARM_SPI_SS_MASTER_SW   (1UL << ARM_SPI_SS_MASTER_MODE_Pos)
	SPI Slave Select when Master: Software controlled. More...
#define	ARM_SPI_SS_MASTER_HW_OUTPUT   (2UL << ARM_SPI_SS_MASTER_MODE_Pos)
	SPI Slave Select when Master: Hardware controlled Output. More...
#define	ARM_SPI_SS_MASTER_HW_INPUT   (3UL << ARM_SPI_SS_MASTER_MODE_Pos)
	SPI Slave Select when Master: Hardware monitored Input. More...
#define	ARM_SPI_SS_SLAVE_MODE_Pos   21
#define	ARM_SPI_SS_SLAVE_MODE_Msk   (1UL << ARM_SPI_SS_SLAVE_MODE_Pos)
#define	ARM_SPI_SS_SLAVE_HW   (0UL << ARM_SPI_SS_SLAVE_MODE_Pos)
	SPI Slave Select when Slave: Hardware monitored (default) More...
#define	ARM_SPI_SS_SLAVE_SW   (1UL << ARM_SPI_SS_SLAVE_MODE_Pos)
	SPI Slave Select when Slave: Software controlled. More...
#define	ARM_SPI_SET_BUS_SPEED   (0x10UL << ARM_SPI_CONTROL_Pos)
	Set Bus Speed in bps; arg = value. More...
#define	ARM_SPI_GET_BUS_SPEED   (0x11UL << ARM_SPI_CONTROL_Pos)
	Get Bus Speed in bps. More...
#define	ARM_SPI_SET_DEFAULT_TX_VALUE   (0x12UL << ARM_SPI_CONTROL_Pos)
	Set default Transmit value; arg = value. More...
#define	ARM_SPI_CONTROL_SS   (0x13UL << ARM_SPI_CONTROL_Pos)
	Control Slave Select; arg: 0=inactive, 1=active. More...
#define	ARM_SPI_ABORT_TRANSFER   (0x14UL << ARM_SPI_CONTROL_Pos)
	Abort current data transfer. More...
#define	ARM_SPI_SS_INACTIVE   0
	SPI Slave Select Signal Inactive. More...
#define	ARM_SPI_SS_ACTIVE   1
	SPI Slave Select Signal Active. More...
#define	ARM_SPI_ERROR_MODE   (ARM_DRIVER_ERROR_SPECIFIC - 1)
	Specified Mode not supported. More...
#define	ARM_SPI_ERROR_FRAME_FORMAT   (ARM_DRIVER_ERROR_SPECIFIC - 2)
	Specified Frame Format not supported. More...
#define	ARM_SPI_ERROR_DATA_BITS   (ARM_DRIVER_ERROR_SPECIFIC - 3)
	Specified number of Data bits not supported. More...
#define	ARM_SPI_ERROR_BIT_ORDER   (ARM_DRIVER_ERROR_SPECIFIC - 4)
	Specified Bit order not supported. More...
#define	ARM_SPI_ERROR_SS_MODE   (ARM_DRIVER_ERROR_SPECIFIC - 5)
	Specified Slave Select Mode not supported. More...
#define	ARM_SPI_EVENT_TRANSFER_COMPLETE   (1UL << 0)
	Data Transfer completed. More...
#define	ARM_SPI_EVENT_DATA_LOST   (1UL << 1)
	Data lost: Receive overflow / Transmit underflow. More...
#define	ARM_SPI_EVENT_MODE_FAULT   (1UL << 2)
	Master Mode Fault (SS deactivated when Master) More...

Typedefs
typedef void(*	ARM_SPI_SignalEvent_t )(uint32_t event)
	Pointer to ARM_SPI_SignalEvent : Signal SPI Event. More...

Macro Definition Documentation

#define ARM_SPI_API_VERSION   ARM_DRIVER_VERSION_MAJOR_MINOR(2,2) /* API version */

#define ARM_SPI_CONTROL_Pos   0

#define ARM_SPI_CONTROL_Msk   (0xFFUL << ARM_SPI_CONTROL_Pos)

#define ARM_SPI_FRAME_FORMAT_Pos   8

#define ARM_SPI_FRAME_FORMAT_Msk   (7UL << ARM_SPI_FRAME_FORMAT_Pos)

#define ARM_SPI_DATA_BITS_Pos   12

#define ARM_SPI_DATA_BITS_Msk   (0x3FUL << ARM_SPI_DATA_BITS_Pos)

#define ARM_SPI_BIT_ORDER_Pos   18

#define ARM_SPI_BIT_ORDER_Msk   (1UL << ARM_SPI_BIT_ORDER_Pos)

#define ARM_SPI_SS_MASTER_MODE_Pos   19

#define ARM_SPI_SS_MASTER_MODE_Msk   (3UL << ARM_SPI_SS_MASTER_MODE_Pos)

#define ARM_SPI_SS_SLAVE_MODE_Pos   21

#define ARM_SPI_SS_SLAVE_MODE_Msk   (1UL << ARM_SPI_SS_SLAVE_MODE_Pos)

#define ARM_SPI_SS_INACTIVE   0

SPI Slave Select Signal Inactive.

#define ARM_SPI_SS_ACTIVE   1

SPI Slave Select Signal Active.