ac7-3.lst

AVR学习资料

__start:
__text_start:
    002A E5CF      LDI	R28,0x5F
    002B E0D4      LDI	R29,4
    002C BFCD      OUT	0x3D,R28
    002D BFDE      OUT	0x3E,R29
    002E 51C0      SUBI	R28,0x10
    002F 40D0      SBCI	R29,0
    0030 EA0A      LDI	R16,0xAA
    0031 8308      STD	Y+0,R16
    0032 2400      CLR	R0
    0033 E6E0      LDI	R30,0x60
    0034 E0F0      LDI	R31,0
    0035 E010      LDI	R17,0
    0036 36E0      CPI	R30,0x60
    0037 07F1      CPC	R31,R17
    0038 F011      BEQ	0x003B
    0039 9201      ST	R0,Z+
    003A CFFB      RJMP	0x0036
    003B 8300      STD	Z+0,R16
    003C E5E4      LDI	R30,0x54
    003D E0F0      LDI	R31,0
    003E E6A0      LDI	R26,0x60
    003F E0B0      LDI	R27,0
    0040 E010      LDI	R17,0
    0041 35E4      CPI	R30,0x54
    0042 07F1      CPC	R31,R17
    0043 F021      BEQ	0x0048
    0044 95C8      LPM
    0045 9631      ADIW	R30,1
    0046 920D      ST	R0,X+
    0047 CFF9      RJMP	0x0041
    0048 940E004B  CALL	_main
_exit:
    004A CFFF      RJMP	_exit
FILE: d:\MYDOCU~1\ac7-3\ac7-3.c
(0001) #include<iom16v.h>	
(0002) //=============================
(0003) void main(void)	
(0004) {				
(0005) DDRB=0xff;		
_main:
    004B EF8F      LDI	R24,0xFF
    004C BB87      OUT	0x17,R24
(0006) PORTB=0xff;		
    004D BB88      OUT	0x18,R24
(0007) DDRD=0x00;		
    004E 2422      CLR	R2
    004F BA21      OUT	0x11,R2
(0008) PORTD=0xff;		
    0050 BB82      OUT	0x12,R24
    0051 C00C      RJMP	0x005E
(0009)    while(1)		
(0010)    {			
(0011)    	if((PIND&0x10)==0)	
    0052 9984      SBIC	0x10,4
    0053 C003      RJMP	0x0057
(0012)    	PORTB=0xaa;		
    0054 EA8A      LDI	R24,0xAA
    0055 BB88      OUT	0x18,R24
    0056 C007      RJMP	0x005E
(0013) 	else if((PIND&0x20)==0)	
    0057 9985      SBIC	0x10,5
    0058 C003      RJMP	0x005C
(0014)     PORTB=0x55;		
    0059 E585      LDI	R24,0x55
    005A BB88      OUT	0x18,R24
    005B C002      RJMP	0x005E
(0015)    	else 			
(0016) 	PORTB=0xff;		
FILE: <library>
    005C EF8F      LDI	R24,0xFF
    005D BB88      OUT	0x18,R24
    005E CFF3      RJMP	0x0052
    005F 9508      RET