7 #ifndef __MSP430WARE_EUSCI_B_SPI_H__ 8 #define __MSP430WARE_EUSCI_B_SPI_H__ 10 #include "inc/hw_memmap.h" 12 #ifdef __MSP430_HAS_EUSCI_Bx__ 25 #include "inc/hw_memmap.h" 116 #define EUSCI_B_SPI_PHASE_DATA_CHANGED_ONFIRST_CAPTURED_ON_NEXT 0x00 117 #define EUSCI_B_SPI_PHASE_DATA_CAPTURED_ONFIRST_CHANGED_ON_NEXT UCCKPH 125 #define EUSCI_B_SPI_MSB_FIRST UCMSB 126 #define EUSCI_B_SPI_LSB_FIRST 0x00 136 #define EUSCI_B_SPI_CLOCKPOLARITY_INACTIVITY_HIGH UCCKPL 137 #define EUSCI_B_SPI_CLOCKPOLARITY_INACTIVITY_LOW 0x00 145 #define EUSCI_B_SPI_CLOCKSOURCE_ACLK UCSSEL__ACLK 146 #define EUSCI_B_SPI_CLOCKSOURCE_SMCLK UCSSEL__SMCLK 154 #define EUSCI_B_SPI_3PIN UCMODE_0 155 #define EUSCI_B_SPI_4PIN_UCxSTE_ACTIVE_HIGH UCMODE_1 156 #define EUSCI_B_SPI_4PIN_UCxSTE_ACTIVE_LOW UCMODE_2 164 #define EUSCI_B_SPI_PREVENT_CONFLICTS_WITH_OTHER_MASTERS 0x0000 165 #define EUSCI_B_SPI_ENABLE_SIGNAL_FOR_4WIRE_SLAVE UCSTEM 175 #define EUSCI_B_SPI_TRANSMIT_INTERRUPT UCTXIE 176 #define EUSCI_B_SPI_RECEIVE_INTERRUPT UCRXIE 184 #define EUSCI_B_SPI_BUSY UCBUSY 185 #define EUSCI_B_SPI_NOT_BUSY 0x00 232 uint16_t select4PinFunctionality);
310 uint8_t transmitData);
495 #endif // __MSP430WARE_EUSCI_B_SPI_H__ uint16_t spiMode
Definition: eusci_b_spi.h:92
void EUSCI_B_SPI_disable(uint16_t baseAddress)
Disables the SPI block.
Definition: eusci_b_spi.c:166
uint16_t msbFirst
Definition: eusci_b_spi.h:76
void EUSCI_B_SPI_disableInterrupt(uint16_t baseAddress, uint16_t mask)
Disables individual SPI interrupt sources.
Definition: eusci_b_spi.c:139
void EUSCI_B_SPI_select4PinFunctionality(uint16_t baseAddress, uint16_t select4PinFunctionality)
Selects 4Pin Functionality.
Definition: eusci_b_spi.c:57
void EUSCI_B_SPI_enable(uint16_t baseAddress)
Enables the SPI block.
Definition: eusci_b_spi.c:160
uint8_t EUSCI_B_SPI_receiveData(uint16_t baseAddress)
Receives a byte that has been sent to the SPI Module.
Definition: eusci_b_spi.c:127
void EUSCI_B_SPI_clearInterrupt(uint16_t baseAddress, uint16_t mask)
Clears the selected SPI interrupt status flag.
Definition: eusci_b_spi.c:153
uint32_t clockSourceFrequency
Is the frequency of the selected clock source in Hz.
Definition: eusci_b_spi.h:40
uint16_t EUSCI_B_SPI_isBusy(uint16_t baseAddress)
Indicates whether or not the SPI bus is busy.
Definition: eusci_b_spi.c:182
void EUSCI_B_SPI_initSlave(uint16_t baseAddress, EUSCI_B_SPI_initSlaveParam *param)
Initializes the SPI Slave block.
Definition: eusci_b_spi.c:78
Used in the EUSCI_B_SPI_initMaster() function as the param parameter.
Definition: eusci_b_spi.h:32
Used in the EUSCI_B_SPI_changeMasterClock() function as the param parameter.
Definition: eusci_b_spi.h:101
uint32_t clockSourceFrequency
Is the frequency of the selected clock source in Hz.
Definition: eusci_b_spi.h:103
uint16_t clockPhase
Definition: eusci_b_spi.h:52
uint8_t selectClockSource
Definition: eusci_b_spi.h:38
void EUSCI_B_SPI_changeMasterClock(uint16_t baseAddress, EUSCI_B_SPI_changeMasterClockParam *param)
Initializes the SPI Master clock. At the end of this function call, SPI module is left enabled...
Definition: eusci_b_spi.c:65
void EUSCI_B_SPI_enableInterrupt(uint16_t baseAddress, uint16_t mask)
Enables individual SPI interrupt sources.
Definition: eusci_b_spi.c:132
uint32_t desiredSpiClock
Is the desired clock rate in Hz for SPI communication.
Definition: eusci_b_spi.h:105
uint16_t clockPolarity
Definition: eusci_b_spi.h:57
void EUSCI_B_SPI_initMaster(uint16_t baseAddress, EUSCI_B_SPI_initMasterParam *param)
Initializes the SPI Master block.
Definition: eusci_b_spi.c:21
void EUSCI_B_SPI_transmitData(uint16_t baseAddress, uint8_t transmitData)
Transmits a byte from the SPI Module.
Definition: eusci_b_spi.c:120
void EUSCI_B_SPI_changeClockPhasePolarity(uint16_t baseAddress, uint16_t clockPhase, uint16_t clockPolarity)
Changes the SPI clock phase and polarity. At the end of this function call, SPI module is left enable...
Definition: eusci_b_spi.c:101
Used in the EUSCI_B_SPI_initSlave() function as the param parameter.
Definition: eusci_b_spi.h:71
uint32_t EUSCI_B_SPI_getReceiveBufferAddress(uint16_t baseAddress)
Returns the address of the RX Buffer of the SPI for the DMA module.
Definition: eusci_b_spi.c:172
uint16_t msbFirst
Definition: eusci_b_spi.h:47
uint32_t desiredSpiClock
Is the desired clock rate in Hz for SPI communication.
Definition: eusci_b_spi.h:42
uint8_t EUSCI_B_SPI_getInterruptStatus(uint16_t baseAddress, uint8_t mask)
Gets the current SPI interrupt status.
Definition: eusci_b_spi.c:146
uint16_t spiMode
Definition: eusci_b_spi.h:63
uint16_t clockPhase
Definition: eusci_b_spi.h:81
uint32_t EUSCI_B_SPI_getTransmitBufferAddress(uint16_t baseAddress)
Returns the address of the TX Buffer of the SPI for the DMA module.
Definition: eusci_b_spi.c:177
uint16_t clockPolarity
Definition: eusci_b_spi.h:86