想问一下,这个函数中,指向数据的指针是16位的,我能不能改为uint8 * srcbuff来使用这个函数并实现传递8位数据的功能?
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不用改,只要在HALCoGen中设置为传输8位就可以了,如图所示
我的主程序如下:
/** @file sys_main.c 
*   @brief Application main file
*   @date 07-July-2017
*   @version 04.07.00
*
*   This file contains an empty main function,
*   which can be used for the application.
*/
/* 
* Copyright (C) 2009-2016 Texas Instruments Incorporated - www.ti.com 
* 
* 
*  Redistribution and use in source and binary forms, with or without 
*  modification, are permitted provided that the following conditions 
*  are met:
*
*    Redistributions of source code must retain the above copyright 
*    notice, this list of conditions and the following disclaimer.
*
*    Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the 
*    documentation and/or other materials provided with the   
*    distribution.
*
*    Neither the name of Texas Instruments Incorporated nor the names of
*    its contributors may be used to endorse or promote products derived
*    from this software without specific prior written permission.
*
*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
*  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
*  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
*  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
*  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
*  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
*  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
*  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
*  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
*  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
*  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/* USER CODE BEGIN (0) */
/* USER CODE END */
/* Include Files */
#include "sys_common.h"
/* USER CODE BEGIN (1) */
#include "system.h"
#include "spi.h"
/* USER CODE END */
/** @fn void main(void)
*   @brief Application main function
*   @note This function is empty by default.
*
*   This function is called after startup.
*   The user can use this function to implement the application.
*/
/* USER CODE BEGIN (2) */
uint16 TX_Data_Master[8] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
/* USER CODE END */
int main(void)
{
/* USER CODE BEGIN (3) */
    spiDAT1_t dataconfig1_t;
    dataconfig1_t.CS_HOLD = TRUE;//CS 保持
    dataconfig1_t.WDEL    = TRUE;//帧数据传输结束后,延迟数个WDELAY
    dataconfig1_t.DFSEL   = SPI_FMT_0;//数据帧格式选择
    dataconfig1_t.CSNR    = 0xFE;//选择片选引脚
    spiInit();
    spiTransmitData(spiREG4, &dataconfig1_t, 8, TX_Data_Master);
    while(1);
/* USER CODE END */
    return 0;
}
/* USER CODE BEGIN (4) */
/* USER CODE END */