irq.lst

使用SPCE061A单片机通过4*4键盘控制16档速度

Sunplus u'nSP Assembler - Ver. 1.14.3.1
              Listing File Has Been Relocated
                            	//======================================================
                            	// 文件名称:	PWM.asm
                            	// 功能描述：   PWM设置服务 
                            	// 完成日期：   2003-8-13
                            	//======================================================
                            	.define		P_INT_CTRL		0x7010;
                            	.define		P_INT_CLEAR		0x7011;
                            	.EXTERNAL   _F_PwmIRQ3
00000001                    	.RAM
                            	                           //TimeA: 频率设置值,PWM:占空比设置值
00000001 20 00 00 00        	.VAR TimeA=0x0020,PWM=0x0000
00008009                    	.text
                            	//======================================================
                            	// 函数名称:	IRQ3
                            	// 实现功能:    外部中断服务
                            	// 入口参数：   无
                            	// 出口参数：   无
                            	// 破坏寄存器:  r1，r2
                            	//======================================================
                            	.public _IRQ3
                            	_IRQ3:
00008009 A8 DA              	   push r1,r5 to [sp]		//压栈保护 
0000800A 09 93 00 01        	   r1=0x0100 	    
0000800C 11 C3 10 70        	   test r1,[P_INT_CTRL] 	//比较是否为IRQ3_EXT1	 
0000800E 1D 4E              	   jnz  irq3_ext1			//是，则转至对应程序段；
0000800F 09 93 00 02        	   r1=0x0200 	    
00008011 11 C3 10 70        	   test r1,[P_INT_CTRL] 	//否，则比较是否为IRQ3_EXT2
00008013 08 4E              	   jnz  irq3_ext2			//是，则转至对应程序段；
00008014 09 93 00 02        	   r1=0x0200 	    
                            	   
                            	irq3_key:					//否，则进入键唤醒中断
00008016 09 93 80 00        		r1=0x0080 	     
00008018 19 D3 11 70        		[P_INT_CLEAR]=r1 
0000801A A8 90              		pop r1,r5 from [sp]   
0000801B 98 9A              		reti
                            	
                            	irq3_ext2:
0000801C 11 93 01 00        	   r1=[TimeA]
0000801E 09 03 F0 00        	   r1+=0xf0
00008020 19 D3 01 00        	   [TimeA]=r1
00008022 12 95 02 00        	   r2=[PWM]
00008024 40 F0 09 82        	   call _F_PwmIRQ3;          //重设pwm,来自于pwm.asm
00008026 09 93 00 02        	   r1=0x0200 	     
00008028 19 D3 11 70        	   [P_INT_CLEAR]=r1 
0000802A A8 90              	   pop r1,r5 from [sp]
0000802B 98 9A              	   reti
                            	
                            	irq3_ext1:
0000802C 11 93 02 00        	   r1=[PWM]
0000802E 70 02              	   r1+=0x0030
0000802F 0A 95 F0 0F        	   r2=0x0ff0
00008031 01 45              	   cmp r2,r1
00008032 0E 0E              	   jb ReturnLoop 
00008033 19 D3 02 00        	   [PWM]=r1
00008035 11 93 01 00        	   r1=[TimeA]
00008037 12 95 02 00        	   r2=[PWM]
00008039 40 F0 09 82        	   call _F_PwmIRQ3;          //重设pwm,来自于pwm.asm
0000803B 09 93 00 01        	   r1=0x0100 	     
0000803D 19 D3 11 70        	   [P_INT_CLEAR]=r1 
0000803F A8 90              	   pop r1,r5 from [sp]
00008040 98 9A              	   reti
                            	ReturnLoop:
00008041 40 92              	   r1=0x0000
00008042 19 D3 02 00        	   [PWM]=r1
00008044 11 93 01 00        	   r1=[TimeA]
00008046 12 95 02 00        	   r2=[PWM]
00008048 40 F0 09 82        	   call _F_PwmIRQ3;          //重设pwm,来自于pwm.asm
0000804A 09 93 00 01        	   r1=0x0100 	     
0000804C 19 D3 11 70        	   [P_INT_CLEAR]=r1 
0000804E A8 90              	   pop r1,r5 from [sp]
0000804F 98 9A              	   reti
                            	    
                            	   
                            	   
                            	    
                            	
                            	
                            	
                            	
                            	
0 error(s), 0 warning(s).