its_spi_config.h

来自「program show the communication of CC100-」· C头文件 代码 · 共 34 行

/******************************************************************************
    Filename: ITS_spi_config.h

    Copyright 2007 Texas Instruments, Inc.
******************************************************************************/

#ifndef HAL_SPI_CONFIG_H
#define HAL_SPI_CONFIG_H

#include "ITS_types.h"
#include "ITS_defs.h"
#include "ITS_board.h"
#include "ITS_spi.h"


#define HAL_SPI_CS_DEASSERT  MCU_IO_SET(HAL_SPI_CS_PORT, HAL_SPI_CS_PIN)
#define HAL_SPI_CS_ASSERT    MCU_IO_CLR(HAL_SPI_CS_PORT, HAL_SPI_CS_PIN)
#define HAL_SPI_SOMI_VAL     MCU_IO_GET(HAL_SPI_SOMI_PORT, HAL_SPI_SOMI_PIN)
#define HAL_SPI_BEGIN        st( HAL_SPI_CS_ASSERT; while(HAL_SPI_SOMI_VAL); )
#define HAL_SPI_END          st( HAL_SPI_CS_DEASSERT; )


#define HAL_SPI_WAIT_RXFIN   st( while(!(IFG1 & URXIFG0)); )
#define HAL_SPI_WAIT_TXFIN   st( while(!(U0TCTL & TXEPT)); )
#define HAL_SPI_WAIT_TXBUF   st( while(!(IFG1 & UTXIFG0)); )
#define HAL_SPI_RXBUF        U0RXBUF
#define HAL_SPI_TXBUF        U0TXBUF
#define HAL_SPI_TXBUF_SET(x) st( HAL_SPI_TXBUF = (x); )

#define HAL_SPI_INTERFACE_BITBANG
//#define HAL_SPI_INTERFACE_USART0
#endif