autoboot.c

来自「基于MB95F168气体检漏仪软件代码」· C语言 代码 · 共 30 行

/**    THIS SAMPLE CODE IS PROVIDED AS IS. FUJITSU MICROELECTRONICS     **/
/** ACCEPTS NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR OMMISSIONS **/
/*****************************************************************************
 *  Date   :        2007/01/24
 *  PROJECT:        MB95120
 *  Program:        16bitPPG
 *                  PPG0:f=125kHz, "H-L"= 4us
 *  CPU    :        FMC-8FX(MB95F120)
 *  Vcc,f  :        Vcc=5V,f=4MHz(2.5PLL)
 *  Output :        PPG0
 *****************************************************************************/

#include "mb95100.h"

/*****************************************************************************/
/* Auto-boot Check Routine */
/*****************************************************************************/
int AutoBootCheck(void)
{
	DDR1_D13 = 0;			/* P13=Input */

	if (PDR1_P13 == 1){
		return 0x0001;
	} else {
		return 0x0001;
	}
}