rt-thread/bsp/airm2m/air105/libraries/HAL_Driver/Inc/air105_spi.h

498 lines
23 KiB
C

/*
* Copyright (c) 2022 OpenLuat & AirM2M
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef __AIR105_SPI_H
#define __AIR105_SPI_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "air105.h"
#define SPI_DMACR_RDMAE_Pos (0)
#define SPI_DMACR_RDMAE_Mask (0x01U << SPI_DMACR_RDMAE_Pos)
#define SPI_DMACR_TDMAE_Pos (1)
#define SPI_DMACR_TDMAE_Mask (0x01U << SPI_DMACR_TDMAE_Pos)
/** @defgroup SPI_Exported_Types
* @{
*/
/**
* @brief SPI Init structure definition
*/
typedef struct
{
uint32_t SPI_Direction; /*!< Specifies the SPI unidirectional or bidirectional data mode.
This parameter can be a value of @ref SPI_data_direction */
uint32_t SPI_Mode; /*!< Specifies the SPI operating mode.
This parameter can be a value of @ref SPI_mode */
uint32_t SPI_DataSize; /*!< Specifies the SPI data size.
This parameter can be a value of @ref SPI_data_size */
uint32_t SPI_CPOL; /*!< Specifies the serial clock steady state.
This parameter can be a value of @ref SPI_Clock_Polarity */
uint32_t SPI_CPHA; /*!< Specifies the clock active edge for the bit capture.
This parameter can be a value of @ref SPI_Clock_Phase */
uint32_t SPI_NSS; /*!< Specifies whether the NSS signal is managed by
hardware (NSS pin) or by software using the SSI bit.
This parameter can be a value of @ref SPI_Slave_Select_management */
uint32_t SPI_BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be
used to configure the transmit and receive SCK clock.
This parameter can be a value of @ref SPI_BaudRate_Prescaler.
@note The communication clock is derived from the master
clock. The slave clock does not need to be set. */
uint32_t SPI_RXFIFOFullThreshold;
uint32_t SPI_TXFIFOEmptyThreshold;
}SPI_InitTypeDef;
/**
* @brief Texas Instruments Synchronous Serial Protocol (SSP) Init structure definition
*/
typedef struct
{
uint32_t SSP_Direction; /*!< Specifies the SPI unidirectional or bidirectional data mode.
This parameter can be a value of @ref SPI_data_direction */
uint32_t SSP_DataSize; /*!< Specifies the SPI data size.
This parameter can be a value of @ref SPI_data_size */
uint32_t SSP_NSS; /*!< Specifies whether the NSS signal is managed by
hardware (NSS pin) or by software using the SSI bit.
This parameter can be a value of @ref SPI_Slave_Select_management */
uint32_t SSP_BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be
used to configure the transmit and receive SCK clock.
This parameter can be a value of @ref SPI_BaudRate_Prescaler.
@note The communication clock is derived from the master
clock. The slave clock does not need to be set. */
uint32_t SSP_RXFIFOFullThreshold;
uint32_t SSP_TXFIFOEmptyThreshold;
}SSP_InitTypeDef;
/**
* @brief National Semiconductor Microwire (NSM) Init structure definition
*/
typedef struct
{
uint32_t NSM_Direction;
uint32_t NSM_TransferMode;
uint32_t NSM_DataSize; /*!< Specifies the SPI data size.
This parameter can be a value of @ref SPI_data_size */
uint32_t NSM_ControlDataSize;
uint32_t NSM_NSS; /*!< Specifies whether the NSS signal is managed by
hardware (NSS pin) or by software using the SSI bit.
This parameter can be a value of @ref SPI_Slave_Select_management */
uint32_t NSM_BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be
used to configure the transmit and receive SCK clock.
This parameter can be a value of @ref SPI_BaudRate_Prescaler.
@note The communication clock is derived from the master
clock. The slave clock does not need to be set. */
FunctionalState NSM_HandShakingCmd;
uint32_t NSM_RXFIFOFullThreshold;
uint32_t NSM_TXFIFOEmptyThreshold;
}NSM_InitTypeDef;
/**
* @brief SPI DMA Init structure definition
*/
typedef struct
{
uint32_t SPI_DMAReq;
uint32_t SPI_DMAReceiveLevel;
uint32_t SPI_DMATransmitLevel;
FunctionalState SPI_DMAEnCmd;
}SPI_DMAInitTypeDef;
/** @defgroup SPI_data_direction
* @{
*/
#define SPI_Direction_2Lines_FullDuplex ((uint32_t)0x0000)
#define SPI_Direction_1Line_Tx ((uint32_t)0x0100)
#define SPI_Direction_1Line_Rx ((uint32_t)0x0200)
#define SPI_Direction_EEPROM_Read ((uint32_t)0x0300)
#define IS_SPI_DIRECTION_MODE(MODE) (((MODE) == SPI_Direction_2Lines_FullDuplex) || \
((MODE) == SPI_Direction_1Line_Tx) || \
((MODE) == SPI_Direction_1Line_Rx) || \
((MODE) == SPI_Direction_EEPROM_Read))
/**
* @}
*/
#define SPI_Mode_Master ((uint32_t)0x0001)
#define SPI_Mode_Slave ((uint32_t)0x0000)
#define IS_SPI_MODE(MODE) (((MODE) == SPI_Mode_Master) || \
((MODE) == SPI_Mode_Slave))
/** @defgroup SPI_data_size
* @{
*/
#define SPI_DataSize_8b ((uint32_t)0x0007)
#define SPI_DataSize_16b ((uint32_t)0x000F)
#define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DataSize_16b) || \
((DATASIZE) == SPI_DataSize_8b))
/**
* @}
*/
/** @defgroup SPI_Clock_Polarity
* @{
*/
#define SPI_CPOL_Low ((uint32_t)0x0000)
#define SPI_CPOL_High ((uint32_t)0x0080)
#define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_CPOL_Low) || \
((CPOL) == SPI_CPOL_High))
/**
* @}
*/
/** @defgroup SPI_Clock_Phase
* @{
*/
#define SPI_CPHA_1Edge ((uint32_t)0x0000)
#define SPI_CPHA_2Edge ((uint32_t)0x0040)
#define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_CPHA_1Edge) || \
((CPHA) == SPI_CPHA_2Edge))
/**
* @}
*/
#define SPI_NSS_0 ((uint32_t)0x0001)
#define SPI_NSS_Null ((uint32_t)0x0000)
#define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_0) || \
((NSS) == SPI_NSS_Null))
/** @defgroup SPI_BaudRate_Prescaler
* @{
*/
#define SPI_BaudRatePrescaler_2 ((uint32_t)0x0002)
#define SPI_BaudRatePrescaler_4 ((uint32_t)0x0004)
#define SPI_BaudRatePrescaler_8 ((uint32_t)0x0008)
#define SPI_BaudRatePrescaler_16 ((uint32_t)0x0010)
#define SPI_BaudRatePrescaler_32 ((uint32_t)0x0020)
#define SPI_BaudRatePrescaler_64 ((uint32_t)0x0040)
#define SPI_BaudRatePrescaler_128 ((uint32_t)0x0080)
#define SPI_BaudRatePrescaler_256 ((uint32_t)0x0100)
#define IS_SPI_BAUDRATE_PRESCALER(PRESCALER) (((PRESCALER) == SPI_BaudRatePrescaler_2) || \
((PRESCALER) == SPI_BaudRatePrescaler_4) || \
((PRESCALER) == SPI_BaudRatePrescaler_8) || \
((PRESCALER) == SPI_BaudRatePrescaler_16) || \
((PRESCALER) == SPI_BaudRatePrescaler_32) || \
((PRESCALER) == SPI_BaudRatePrescaler_64) || \
((PRESCALER) == SPI_BaudRatePrescaler_128) || \
((PRESCALER) == SPI_BaudRatePrescaler_256))
/**
* @}
*/
/** @defgroup SPI_RXFIFOFullThreshold
* @{
*/
#define SPI_RXFIFOFullThreshold_1 ((uint32_t)0x0000)
#define SPI_RXFIFOFullThreshold_2 ((uint32_t)0x0001)
#define SPI_RXFIFOFullThreshold_3 ((uint32_t)0x0002)
#define SPI_RXFIFOFullThreshold_4 ((uint32_t)0x0003)
#define SPI_RXFIFOFullThreshold_5 ((uint32_t)0x0004)
#define SPI_RXFIFOFullThreshold_6 ((uint32_t)0x0005)
#define SPI_RXFIFOFullThreshold_7 ((uint32_t)0x0006)
#define SPI_RXFIFOFullThreshold_8 ((uint32_t)0x0007)
#define SPI_RXFIFOFullThreshold_9 ((uint32_t)0x0008)
#define SPI_RXFIFOFullThreshold_10 ((uint32_t)0x0009)
#define SPI_RXFIFOFullThreshold_11 ((uint32_t)0x000A)
#define SPI_RXFIFOFullThreshold_12 ((uint32_t)0x000B)
#define SPI_RXFIFOFullThreshold_13 ((uint32_t)0x000C)
#define SPI_RXFIFOFullThreshold_14 ((uint32_t)0x000D)
#define SPI_RXFIFOFullThreshold_15 ((uint32_t)0x000E)
#define SPI_RXFIFOFullThreshold_16 ((uint32_t)0x000F)
#define IS_SPI_RX_FIFO_FULL_THRESHOLD(THRESHOLD) (((THRESHOLD) == SPI_RXFIFOFullThreshold_1) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_2) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_3) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_4) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_5) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_6) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_7) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_8) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_9) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_10) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_11) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_12) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_13) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_14) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_15) || \
((THRESHOLD) == SPI_RXFIFOFullThreshold_16))
/**
* @}
*/
/** @defgroup SPI_TXFIFOEmptyThreshold
* @{
*/
#define SPI_TXFIFOEmptyThreshold_0 ((uint32_t)0x0000)
#define SPI_TXFIFOEmptyThreshold_1 ((uint32_t)0x0001)
#define SPI_TXFIFOEmptyThreshold_2 ((uint32_t)0x0002)
#define SPI_TXFIFOEmptyThreshold_3 ((uint32_t)0x0003)
#define SPI_TXFIFOEmptyThreshold_4 ((uint32_t)0x0004)
#define SPI_TXFIFOEmptyThreshold_5 ((uint32_t)0x0005)
#define SPI_TXFIFOEmptyThreshold_6 ((uint32_t)0x0006)
#define SPI_TXFIFOEmptyThreshold_7 ((uint32_t)0x0007)
#define SPI_TXFIFOEmptyThreshold_8 ((uint32_t)0x0008)
#define SPI_TXFIFOEmptyThreshold_9 ((uint32_t)0x0009)
#define SPI_TXFIFOEmptyThreshold_10 ((uint32_t)0x000A)
#define SPI_TXFIFOEmptyThreshold_11 ((uint32_t)0x000B)
#define SPI_TXFIFOEmptyThreshold_12 ((uint32_t)0x000C)
#define SPI_TXFIFOEmptyThreshold_13 ((uint32_t)0x000D)
#define SPI_TXFIFOEmptyThreshold_14 ((uint32_t)0x000E)
#define SPI_TXFIFOEmptyThreshold_15 ((uint32_t)0x000F)
#define IS_SPI_TX_FIFO_EMPTY_THRESHOLD(THRESHOLD) (((THRESHOLD) == SPI_TXFIFOEmptyThreshold_0) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_1) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_2) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_3) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_4) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_5) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_6) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_7) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_8) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_9) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_10) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_11) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_12) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_13) || \
((THRESHOLD) == SPI_TXFIFOEmptyThreshold_14) || \
((THRESHOLD) <= SPI_TXFIFOEmptyThreshold_15))
/**
* @}
*/
/** @defgroup SPI_DMAReceiveLevel
* @{
*/
#define SPI_DMAReceiveLevel_1 ((uint32_t)0x0000)
#define SPI_DMAReceiveLevel_2 ((uint32_t)0x0001)
#define SPI_DMAReceiveLevel_3 ((uint32_t)0x0002)
#define SPI_DMAReceiveLevel_4 ((uint32_t)0x0003)
#define SPI_DMAReceiveLevel_5 ((uint32_t)0x0004)
#define SPI_DMAReceiveLevel_6 ((uint32_t)0x0005)
#define SPI_DMAReceiveLevel_7 ((uint32_t)0x0006)
#define SPI_DMAReceiveLevel_8 ((uint32_t)0x0007)
#define SPI_DMAReceiveLevel_9 ((uint32_t)0x0008)
#define SPI_DMAReceiveLevel_10 ((uint32_t)0x0009)
#define SPI_DMAReceiveLevel_11 ((uint32_t)0x000A)
#define SPI_DMAReceiveLevel_12 ((uint32_t)0x000B)
#define SPI_DMAReceiveLevel_13 ((uint32_t)0x000C)
#define SPI_DMAReceiveLevel_14 ((uint32_t)0x000D)
#define SPI_DMAReceiveLevel_15 ((uint32_t)0x000E)
#define SPI_DMAReceiveLevel_16 ((uint32_t)0x000F)
#define IS_SPI_DMA_RECEIVE_LEVEL(LEVEL) ((((int32_t)(LEVEL)) >= SPI_DMAReceiveLevel_1) && \
(((int32_t)(LEVEL)) <= SPI_DMAReceiveLevel_16))
/**
* @}
*/
/** @defgroup SPI_DMATransmitLevel
* @{
*/
#define SPI_DMATransmitLevel_0 ((uint32_t)0x0000)
#define SPI_DMATransmitLevel_1 ((uint32_t)0x0001)
#define SPI_DMATransmitLevel_2 ((uint32_t)0x0002)
#define SPI_DMATransmitLevel_3 ((uint32_t)0x0003)
#define SPI_DMATransmitLevel_4 ((uint32_t)0x0004)
#define SPI_DMATransmitLevel_5 ((uint32_t)0x0005)
#define SPI_DMATransmitLevel_6 ((uint32_t)0x0006)
#define SPI_DMATransmitLevel_7 ((uint32_t)0x0007)
#define SPI_DMATransmitLevel_8 ((uint32_t)0x0008)
#define SPI_DMATransmitLevel_9 ((uint32_t)0x0009)
#define SPI_DMATransmitLevel_10 ((uint32_t)0x000A)
#define SPI_DMATransmitLevel_11 ((uint32_t)0x000B)
#define SPI_DMATransmitLevel_12 ((uint32_t)0x000C)
#define SPI_DMATransmitLevel_13 ((uint32_t)0x000D)
#define SPI_DMATransmitLevel_14 ((uint32_t)0x000E)
#define SPI_DMATransmitLevel_15 ((uint32_t)0x000F)
#define IS_SPI_DMA_TRANSMIT_LEVEL(LEVEL) ((((int32_t)(LEVEL)) >= SPI_DMATransmitLevel_0) && \
(((int32_t)(LEVEL)) <= SPI_DMATransmitLevel_15))
/**
* @}
*/
/** @defgroup SPI_DMA_transfer_requests
* @{
*/
#define SPI_DMAReq_Rx ((uint32_t)0x0001)
#define SPI_DMAReq_Tx ((uint32_t)0x0002)
#define IS_SPI_DMAREQ(DMAREQ) ((((DMAREQ) & (uint32_t)0xFFFC) == (uint32_t)0x00) && \
((DMAREQ) != (uint32_t)0x00))
/**
* @}
*/
/** @defgroup SPI_Interrupt Mask and Status Flag
* @{
*/
#define SPI_IT_TXE ((uint32_t)0x0001) //clear by hardware
#define SPI_IT_TXOVF ((uint32_t)0x0002) //clear by read TXOICR register
#define SPI_IT_RXF ((uint32_t)0x0010) //clear by hardware
#define SPI_IT_RXOVF ((uint32_t)0x0008) //clear by read RXOICR register
#define SPI_IT_RXUDF ((uint32_t)0x0004) //clear by read RXURCR register
#define SPI_IT_MMC ((uint32_t)0x0020) //clear by read MSTICR register
#define SPI_IT_All ((uint32_t)0x002E)
#define IS_SPI_GET_IT(IT) (((IT) == SPI_IT_TXE) || \
((IT) == SPI_IT_TXOVF) || \
((IT) == SPI_IT_RXF) || \
((IT) == SPI_IT_RXUDF) || \
((IT) == SPI_IT_RXOVF) || \
((IT) == SPI_IT_MMC))
#define SPI_FLAG_BSY ((uint32_t)0x0001)
#define SPI_FLAG_TXNF ((uint32_t)0x0002) //clear by hardware
#define SPI_FLAG_TXE ((uint32_t)0x0004) //clear by hardware
#define SPI_FLAG_RXNE ((uint32_t)0x0008) //clear by hardware
#define SPI_FLAG_RXF ((uint32_t)0x0010) //clear by hardware
#define SPI_FLAG_TXERR ((uint32_t)0x0020) //read clear
#define SPI_FLAG_DCERR ((uint32_t)0x0040) //read clear
#define IS_SPI_GET_FLAG(FLAG) (((FLAG) == SPI_SR_RFNE) || \
((FLAG) == SPI_SR_RFF) || \
((FLAG) == SPI_SR_TFE) || \
((FLAG) == SPI_SR_TFNF) || \
((FLAG) == SPI_SR_BUSY))
/**
* @}
*/
/** @defgroup NSM_Direction
* @{
*/
#define NSM_Direction_Data_Transmit ((uint32_t)(0x0001))
#define NSM_Direction_Data_Receive ((uint32_t)(0x0002))
#define IS_NSM_DIRECTION_MODE(MODE) (((MODE) == NSM_Direction_Data_Transmit) || \
((MODE) == NSM_Direction_Data_Receive))
/**
* @}
*/
/** @defgroup NSM_TransferMode
* @{
*/
#define NSM_TransferMode_Non_Sequential ((uint32_t)(0x0001))
#define NSM_TransferMode_Sequential ((uint32_t)(0x0002))
#define IS_NSM_TRANSFER_MODE(MODE) (((MODE) == NSM_TransferMode_Non_Sequential) || \
((MODE) == NSM_TransferMode_Sequential))
/**
* @}
*/
/** @defgroup NSM_DataSize
* @{
*/
#define NSM_DataSize_8b ((uint32_t)0x0007)
#define NSM_DataSize_16b ((uint32_t)0x000F)
#define IS_NSM_DATASIZE(DATASIZE) (((DATASIZE) == NSM_DataSize_8b) || \
((DATASIZE) == NSM_DataSize_16b))
/**
* @}
*/
/** @defgroup NSM_ControlDataSize
* @{
*/
#define NSM_ControlDataSize_8b ((uint32_t)0x0007)
#define NSM_ControlDataSize_16b ((uint32_t)0x000F)
#define IS_NSM_CONTROL_DATASIZE(DATASIZE) (((DATASIZE) == NSM_ControlDataSize_8b) || \
((DATASIZE) == NSM_ControlDataSize_16b))
/**
* @}
*/
void SPI_DeInit(SPI_TypeDef* SPIx);
void SPI_Init(SPI_TypeDef* SPIx, SPI_InitTypeDef* SPI_InitStruct);
void SPI_StructInit(SPI_InitTypeDef* SPI_InitStruct);
void SPI_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState);
void SPI_DMAInit(SPI_TypeDef* SPIx, SPI_DMAInitTypeDef* SPI_DMAInitStruct);
void SPI_DMAStructInit(SPI_DMAInitTypeDef* SPI_DMAInitStruct);
void SPI_DMACmd(SPI_TypeDef* SPIx, uint32_t SPI_DMAReq, FunctionalState NewState);
void SPI_ITConfig(SPI_TypeDef* SPIx, uint32_t SPI_IT, FunctionalState NewState);
void SPI_SendData(SPI_TypeDef* SPIx, uint16_t Data);
uint16_t SPI_ReceiveData(SPI_TypeDef* SPIx);
void SPI_DataSizeConfig(SPI_TypeDef* SPIx, uint32_t SPI_DataSize);
void SPI_BiDirectionalLineConfig(SPI_TypeDef* SPIx, uint32_t SPI_Direction);
ITStatus SPI_GetITStatus(SPI_TypeDef* SPIx, uint32_t SPI_IT);
void SPI_ClearITPendingBit(SPI_TypeDef* SPIx, uint32_t SPI_IT);
FlagStatus SPI_GetFlagStatus(SPI_TypeDef* SPIx, uint32_t SPI_FLAG);
uint32_t SPI_GetFlagStatusReg(SPI_TypeDef* SPIx);
FlagStatus SPI_IsBusy(SPI_TypeDef* SPIx);
FlagStatus SPI_IsTXErr(SPI_TypeDef* SPIx);
FlagStatus SPI_IsDataCollisionErr(SPI_TypeDef* SPIx);
void SSP_Init(SPI_TypeDef* SPIx, SSP_InitTypeDef* SSP_InitStruct);
void SSP_StructInit(SSP_InitTypeDef* SSP_InitStruct);
void NSM_Init(SPI_TypeDef* SPIx, NSM_InitTypeDef* NSM_InitStruct);
void NSM_StructInit(NSM_InitTypeDef* NSM_InitStruct);
#ifdef __cplusplus
}
#endif
/**
* @}
*/
#endif /*__MSSCPU_SPI_H */
/************************** (C) COPYRIGHT Megahunt *****END OF FILE****/