delay.c

带字库的RA8803的驱动程序

/*******************************************************************************
*                                                                            
*	Filename:	Delay.c
* 
*  	Author:		Duke Chang
*  	Company:    	RAiO Technology Inc.
*	Case:
*	Device:		MXIC MX10E8050IQC at 18.432MHz
*   	Date:       	2005/10/1
*	Modifier:	Duke Chang
*	Modify Date:    2005/10/13
*   	Visions:   	1.0
*   	Compiled Using Keil C v7.00a
*	
*******************************************************************************/

#include "Delay.h"

//==============================================================================
//Subroutine:	Delay2us
//Function:		Delay 2us at XTAL=22.1184MHz => OK
//						  at XTAL=36.864MHz => OK	
//==============================================================================
void Delay2us(uchar Counter)
{
#ifdef C22MHz
	while(--Counter);
#endif	

#ifdef C36MHz
	while(--Counter);
#endif	
}

//==============================================================================
//Subroutine:	Delay100us
//Function:		Delay 100us at XTAL=22.1184MHz => OK
//							at XTAL=36.864MHz => OK	
//==============================================================================
void Delay100us(uchar Counter)
{
#ifdef C11MHz
	int i;

	Counter = Counter >> 1;
	for(i = 0 ; i < Counter ; i++);
#endif

#ifdef C12MHz
	int i;

	Counter = Counter >> 1;
	for(i = 0 ; i < Counter ; i++);
#endif

#ifdef C22MHz
	while(Counter--)
	{
		Delay2us22MHz(86);
	}
#endif


#ifdef C36MHz
	while(Counter--)
	{
		Delay2us(146);
	}
#endif

}

//==============================================================================
//Subroutine:	Delay1ms
//Function:		Delay 1ms at XTAL=22.1184MHz => OK
//						  at XTAL=36.864MHz => OK	
//==============================================================================
void Delay1ms(uchar Counter)
{
#ifdef C11MHz
	int i,j;
	for(i = 0 ; i < Counter ; i++)
	{
		for(j = 0 ;j < 150 ; j++);
	}
#endif

#ifdef C12MHz
	int i,j;
	
	for(i = 0 ; i < Counter ; i++)
	{
		for(j = 0 ;j < 78 ; j++);
	}
#endif

#ifdef C22MHz
	while(Counter--)
	{
		 Delay100us(10);			
	}
#endif

#ifdef C36MHz
	while(Counter--)
	{
		 Delay100us(10);			
	}
#endif
}

//==============================================================================
//Subroutine:	Delay100ms
//Function:		Delay 100ms at XTAL=22.1184MHz => OK
//							at XTAL=36.864MHz => OK	
//==============================================================================
void Delay100ms(uchar Counter)
{
#ifdef C22MHz
	while(Counter--)
	{
		 Delay1ms(101);			
	}
#endif

#ifdef C36MHz
	while(Counter--)
	{
		 Delay1ms(101);			
	}
#endif
}

//==============================================================================
//Subroutine:	Delay10ms
//Function:		Delay 10ms at XTAL=22.1184MHz => OK
//							at XTAL=36.864MHz => OK	
//==============================================================================
void Delay10ms(uchar Counter)
{
#ifdef C22MHz
	while(Counter--)
	{
		 Delay1ms(11);			
	}
#endif

#ifdef C36MHz
	while(Counter--)
	{
		 Delay1ms(11);			
	}
#endif
}