common.c

来自「MSP4250单芯片电子称,采样数据无线发送给主机,编译环境IAR for MS」· C语言 代码 · 共 79 行

/*
*********************************************************************************************************
*
* File    : COMMON.C
* Data	  : April 12, 2007
*********************************************************************************************************
*/

#include "hal.h"

/*
*********************************************************************************************************
*                                         PAUSE_10US
*
* Description      :
* Arguments        :
* Returned Values  : none
* Note(s)/Warnings :
*********************************************************************************************************
*/
void Pause_10uS(unsigned int delay)
{
	
#ifdef SYSCLOCK_512K
	do{
      	__no_operation();
      	__no_operation();
	}while(--delay);
#else
#ifdef SYSCLOCK_1M
	do{
		__no_operation();
      	__no_operation();
	  	__no_operation();
     	__no_operation();
		__no_operation();
      	__no_operation();
	  	__no_operation();
	}while(--delay);
#else
#ifdef SYSCLOCK_2M
	char i;
	do{
		for(i=2;i;i--)
			__no_operation();
	}while(--delay);
#else
#ifdef SYSCLOCK_4M
	char i;
	do{
		for(i=4;i;i--)
			__no_operation();
	}while(--delay);
#else
   #error "SYSCLOCK_xx has not been defined"
#endif
#endif
#endif
#endif
}

/*
*********************************************************************************************************
*                                         PAUSE_1MS
*
* Description      :
* Arguments        :
* Returned Values  : none
* Note(s)/Warnings :
*********************************************************************************************************
*/
void Pause_1mS(unsigned int delay)
{
  	do{
    	Pause_10uS(100);
  	}while(--delay);
}