isr.asm

spce061单片机的一些程序！C语言和汇编语言都有

//****************************************************************
// Function: Fast Interrupt Service routine Area                     
// 	Service for 	(1)PWM FIQ
//					(2)Timer A FIQ
//					(3)Timer B FIQ
// 	User's FIQ must hook on here                            
// 	_FIQ:									// Fast interrupt entrence
//  _IRQ1:									// interrupt entrence
//  _IRQ2:									// interrupt entrence
//  _IRQ3:									// interrupt entrence
//  _IRQ4:									// interrupt entrence
//  _IRQ5:									// interrupt entrence
//  _IRQ6:									// interrupt entrence     
//  _IRQ7:									// interrupt entrence
//****************************************************************
.TEXT
.INCLUDE hardware.inc				// include io information
.INCLUDE a2000.inc					// include SACM2000 information

.PUBLIC _BREAK;
.PUBLIC _FIQ;
.PUBLIC	_IRQ0;
.PUBLIC _IRQ1;
.PUBLIC _IRQ2;
.PUBLIC _IRQ3;
.PUBLIC _IRQ4;
.PUBLIC _IRQ5;
.PUBLIC _IRQ6;
.PUBLIC _IRQ7;

                
_FIQ:                                  
        push r1,r4 to [sp];
		
		r1 = C_FIQ_TMA;						// 
		test r1,[P_INT_Ctrl];				//
		jne	L_FIQ_TimerA;					// Timer A FIQ entrence 
		r1 = C_FIQ_TMB;						//
		test r1,[P_INT_Ctrl];				//
		jne L_FIQ_TimerB;						// Timer B FIQ entrence	
	
L_FIQ_PWM:										// PWM FIQ entrence
		//------------------------------------------------------------------
		// hook PWM FIQ subroutine here and define it to be external
		//------------------------------------------------------------------
		r1 = C_FIQ_PWM;
        [P_INT_Clear] = r1;
		pop r1,r4 from [sp];
        reti;
		
L_FIQ_TimerA:	
		[P_INT_Clear] = r1;
		//------------------------------------------------------------------		
		// hook Timer A FIQ subroutine here and define it to be external
		call	F_FIQ_Service_SACM_A2000;		// SACM-A2000 Timer A FIQ service
		//------------------------------------------------------------------
		//r1 = C_FIQ_TimerA;
        //[P_INT_Clear] = r1;
		pop r1,r4 from [sp];
        reti;
        
L_FIQ_TimerB:   
		[P_INT_Clear] = r1;
		//------------------------------------------------------------------
		// hook Timer B FIQ subroutine here and define it to be external
		//------------------------------------------------------------------
		//r1 = C_FIQ_TimerB;
        //[P_INT_Clear] = r1;
		pop r1,r4 from [sp];
        reti;             

/////////////////////////////////////////////////////////////////////////////////////////
// Function: Interrupt Service routine Area                     
// 	Service for 	IRQ1 - IRQ7
// 	User's IRQ must hook on here                                 
/////////////////////////////////////////////////////////////////////////////////////////  
_BREAK:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;  
     
_IRQ0:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;  

_IRQ1:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;  
        
_IRQ2:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;         
        
_IRQ3:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;         
        
_IRQ4:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;  
        
_IRQ5:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;         
        
_IRQ6:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;         
        
_IRQ7:        
		push r1,r4 to [sp];
		
		pop r1,r4 from [sp];
        reti;

//========================================================================================        
// End of isr.asm
//========================================================================================