delay.c

来自「国外牛人写的键盘扫描程序；算法很巧妙。值得学习」· C语言 代码 · 共 56 行

/**
 * \addtogroup Delay
 * @{
 */

/*****************************************************************************/
/**
 * \file Delay.c
 * Delay routines for 8051 and Keil C51.
 * \author Copyright (c) 2005, Murray R. Van Luyn. <[e-mail]>
 * \version 0.1
 * \date 08-03-05
 */
/*****************************************************************************/

/*****************************************************************************
 *
 *     THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 *
 ******************************************************************************/


#include "Delay.h"

/*****************************************************************************
 *
 *                         Public Function Implementation
 *
 *****************************************************************************/

/*****************************************************************************
 *
 *                              delay_ms()
 *
 *****************************************************************************/
void delay_ms(volatile unsigned int count)
{

    for(count *= DELAY_MULTPLR; count > 0; count--) continue;

    return;
}


/** @} */