USCI_B_SPI_initMasterParam Struct Reference

Used in the USCI_B_SPI_initMaster() function as the param parameter. More...

#include <usci_b_spi.h>

Data Fields
uint8_t	selectClockSource
uint32_t	clockSourceFrequency
	Is the frequency of the selected clock source.
uint32_t	desiredSpiClock
	Is the desired clock rate for SPI communication.
uint8_t	msbFirst
uint8_t	clockPhase
uint8_t	clockPolarity

Detailed Description

Used in the USCI_B_SPI_initMaster() function as the param parameter.

Field Documentation

uint8_t USCI_B_SPI_initMasterParam::clockPhase

Is clock phase select.
Valid values are:

• USCI_B_SPI_PHASE_DATA_CHANGED_ONFIRST_CAPTURED_ON_NEXT [Default]
• USCI_B_SPI_PHASE_DATA_CAPTURED_ONFIRST_CHANGED_ON_NEXT

Referenced by USCI_B_SPI_initMaster().

uint8_t USCI_B_SPI_initMasterParam::clockPolarity

Valid values are:

• USCI_B_SPI_CLOCKPOLARITY_INACTIVITY_HIGH
• USCI_B_SPI_CLOCKPOLARITY_INACTIVITY_LOW [Default]

Referenced by USCI_B_SPI_initMaster().

uint8_t USCI_B_SPI_initMasterParam::msbFirst

Controls the direction of the receive and transmit shift register.
Valid values are:

• USCI_B_SPI_MSB_FIRST
• USCI_B_SPI_LSB_FIRST [Default]

Referenced by USCI_B_SPI_initMaster().

uint8_t USCI_B_SPI_initMasterParam::selectClockSource

Selects Clock source.
Valid values are:

• USCI_B_SPI_CLOCKSOURCE_ACLK
• USCI_B_SPI_CLOCKSOURCE_SMCLK

Referenced by USCI_B_SPI_initMaster().

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The documentation for this struct was generated from the following file:

• usci_b_spi.h