key1.lst

波形发生器

Sunplus u'nSP Assembler - Ver. 1.8.0
              Listing File Has Been Relocated
                            	
                            	.define		P_IOA_DATA  	    0x7000
                            	.define		P_IOA_DIR   	    0x7002 
                            	.define		P_IOA_ATTRI			0x7003
                            	.define		P_IOB_DATA  	    0x7005
                            	.define		P_IOB_DIR   	    0x7007
                            	.define		P_IOB_ATTRI			0x7008
                            	
                            	
000001B7                    	.ram
000001B7 00 00 00 00        	.var first,last,keyword;
         00 00      
                            	
0000A85C                    	.code
                            	.public _key_asm1
                            	
                            	_key_asm1:
                            	    
                            	/////////////////////////////////////
                            	  
                            	 
0000A85C 4F 92              	  r1=0x000f;
0000A85D 19 D3 02 70        			[P_IOA_DIR]=r1 ;
                            	   
0000A85F 40 92              	    r1=0x0000;
0000A860 19 D3 03 70        			[P_IOA_ATTRI]=r1   ;        
                            		
0000A862 40 92              		r1=0x0000;
0000A863 19 D3 00 70        			[P_IOA_DATA]=r1;
0000A865 40 96              	   r3=0x0000;
                            	Scan_loop1:		
                            	
0000A866 12 95 00 70        	  r2=[P_IOA_DATA];
0000A868 4F 92              	  r1=0x000f;
                            	 // test r1,r2;
                            	  //jz Scan_loop1;
                            	 Scan_loop2: 
0000A869 02 43              	cmp r1,r2;
0000A86A 0C 5E              		je reset;
                            	
0000A86B 41 06              	 	r3+=1;
                            	  
0000A86C 48 46              	  cmp r3,8;
0000A86D 45 0E              	  jb  Scan_loop2;
0000A86E 11 93 00 70        	   r1=[P_IOA_DATA];
0000A870 19 D3 B8 01        	   [last]=r1;
                            	   ////////////////////////////////
0000A872 11 93 B8 01        	  r1=[last];
0000A874 00 EE              		nop
0000A875 00 EE              		nop
0000A876 90 9A              	   retf;
                            	   
                            	reset: 
0000A877 00 EE              	       nop;
0000A878 00 EE              	       nop;
                            	     
0000A879 90 9A              	  	   retf;
                            	   ///////////////////////////////
                            	 
                            	 aa_wait:
0000A87A 41 EE              	   jmp aa_wait; 
0 error(s), 0 warning(s).