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154 lines
4.0 KiB
154 lines
4.0 KiB
/** @file spi.h
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* @brief SPI Driver Definition File
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* @date 29.May.2013
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* @version 03.05.02
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*
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* (c) Texas Instruments 2009-2013, All rights reserved.
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*/
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#ifndef __SPI_H__
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#define __SPI_H__
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#include "reg_spi.h"
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/** @enum chipSelect
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* @brief Transfer Group Chip Select
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*/
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enum spiChipSelect
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{
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SPI_CS_NONE = 0xFFU,
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SPI_CS_0 = 0xFEU,
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SPI_CS_1 = 0xFDU,
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SPI_CS_2 = 0xFBU,
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SPI_CS_3 = 0xF7U,
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SPI_CS_4 = 0xEFU,
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SPI_CS_5 = 0xDFU,
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SPI_CS_6 = 0xBFU,
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SPI_CS_7 = 0x7FU
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};
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/** @enum spiPinSelect
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* @brief spi Pin Select
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*/
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enum spiPinSelect
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{
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SPI_PIN_CS0 = 0U,
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SPI_PIN_CS1 = 1U,
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SPI_PIN_CS2 = 2U,
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SPI_PIN_CS3 = 3U,
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SPI_PIN_CS4 = 4U,
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SPI_PIN_CS5 = 5U,
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SPI_PIN_CS6 = 6U,
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SPI_PIN_CS7 = 7U,
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SPI_PIN_ENA = 8U,
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SPI_PIN_CLK = 9U,
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SPI_PIN_SIMO = 10U,
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SPI_PIN_SOMI = 11U,
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SPI_PIN_SIMO_1 = 17U,
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SPI_PIN_SIMO_2 = 18U,
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SPI_PIN_SIMO_3 = 19U,
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SPI_PIN_SIMO_4 = 20U,
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SPI_PIN_SIMO_5 = 21U,
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SPI_PIN_SIMO_6 = 22U,
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SPI_PIN_SIMO_7 = 23U,
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SPI_PIN_SOMI_1 = 25U,
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SPI_PIN_SOMI_2 = 26U,
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SPI_PIN_SOMI_3 = 27U,
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SPI_PIN_SOMI_4 = 28U,
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SPI_PIN_SOMI_5 = 29U,
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SPI_PIN_SOMI_6 = 30U,
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SPI_PIN_SOMI_7 = 31U
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};
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/** @enum dataformat
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* @brief SPI dataformat register select
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*/
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typedef enum dataformat
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{
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SPI_FMT_0 = 0U,
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SPI_FMT_1 = 1U,
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SPI_FMT_2 = 2U,
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SPI_FMT_3 = 3U
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}SPIDATAFMT_t;
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/** @struct spiDAT1RegConfig
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* @brief SPI data register configuration
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*/
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typedef struct spiDAT1RegConfig
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{
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boolean CS_HOLD;
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boolean WDEL;
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SPIDATAFMT_t DFSEL;
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uint8 CSNR;
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}spiDAT1_t;
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/** @enum SpiTxRxDataStatus
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* @brief SPI Data Status
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*/
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typedef enum SpiTxRxDataStatus
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{
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SPI_READY = 0U,
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SPI_PENDING = 1U,
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SPI_COMPLETED = 2U
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}SpiDataStatus_t;
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/* USER CODE BEGIN (0) */
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/* USER CODE END */
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/**
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* @defgroup SPI SPI
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* @brief Serial Peripheral Interface Module.
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*
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* SPI is a high-speed synchronous serial input/output port that allows a serial bit stream of
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* programmed length (2 to 16 bits) to be shifted in and out of the device at a programmed bit-transfer rate.
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*
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* Related Files
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* - reg_spi.h
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* - spi.h
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* - spi.c
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* @addtogroup SPI
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* @{
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*/
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/* SPI Interface Functions */
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void spiInit(void);
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void spiSetFunctional(spiBASE_t *spi, uint32 port);
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void spiEnableNotification(spiBASE_t *spi, uint32 flags);
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void spiDisableNotification(spiBASE_t *spi, uint32 flags);
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uint32 spiTransmitData(spiBASE_t *spi, spiDAT1_t *dataconfig_t, uint32 blocksize, uint16 * srcbuff);
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void spiSendData(spiBASE_t *spi, spiDAT1_t *dataconfig_t, uint32 blocksize, uint16 * srcbuff);
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uint32 spiReceiveData(spiBASE_t *spi, spiDAT1_t *dataconfig_t, uint32 blocksize, uint16 * destbuff);
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void spiGetData(spiBASE_t *spi, spiDAT1_t *dataconfig_t, uint32 blocksize, uint16 * destbuff);
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uint32 spiTransmitAndReceiveData(spiBASE_t *spi, spiDAT1_t *dataconfig_t, uint32 blocksize, uint16 * srcbuff, uint16 * destbuff);
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void spiSendAndGetData(spiBASE_t *spi, spiDAT1_t *dataconfig_t, uint32 blocksize, uint16 * srcbuff, uint16 * destbuff);
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void spiEnableLoopback(spiBASE_t *spi, loopBackType_t Loopbacktype);
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void spiDisableLoopback(spiBASE_t *spi);
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SpiDataStatus_t SpiTxStatus(spiBASE_t *spi);
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SpiDataStatus_t SpiRxStatus(spiBASE_t *spi);
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/** @fn void spiNotification(spiBASE_t *spi, uint32 flags)
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* @brief Interrupt callback
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* @param[in] spi - Spi module base address
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* @param[in] flags - Copy of error interrupt flags
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*
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* This is a callback that is provided by the application and is called upon
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* an interrupt. The parameter passed to the callback is a copy of the
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* interrupt flag register.
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*/
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void spiNotification(spiBASE_t *spi, uint32 flags);
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/** @fn void spiEndNotification(spiBASE_t *spi)
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* @brief Interrupt callback for End of TX or RX data length.
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* @param[in] spi - Spi module base address
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*
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* This is a callback that is provided by the application and is called upon
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* an interrupt at the End of TX or RX data length.
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*/
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void spiEndNotification(spiBASE_t *spi);
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/**@}*/
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/* USER CODE BEGIN (1) */
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/* USER CODE END */
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#endif
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