delay.lst

自己学习PIC单片机时改写的DS18b20程序

HI-TECH Software PICC Macro Assembler V8.05PL2
Serial number: HCPIC-01234                            Thu Apr 16 11:16:34 2009

Licensed to: SHAN
     1                           	processor	16F877A
     2                           	opt	pw 79
     3                           	psect	__Z01234RS_,global,delta=1
     4                           	psect	text0,local,class=CODE,delta=2
     5                           	psect	text1,local,class=CODE,delta=2
     6  0000                     
     7  0000                     
     8  0000                     
     9  0000                     
    10  0000                     
    11  0000                     
    12  0000                     
    13  0000                     
    14  0000                     
    15  0000                     
    16                           
    17                           	psect	__Z01234RS_
    18  0190                     
    19  0190                     
    20                           
    21                           	psect	text0
    22  060D                     _DelayMs
    23                           ;	_cnt assigned to ?a_DelayMs+0
    24  0000                     _DelayMs$cnt	set	?a_DelayMs
    25                           ;	_i assigned to ?a_DelayMs+1
    26  0000                     _DelayMs$i	set	?a_DelayMs+1
    27                           ;	__dcnt assigned to ?a_DelayMs+2
    28  0000                     _DelayMs$_dcnt	set	?a_DelayMs+2
    29                           ;_cnt stored from w
    30  060D  0183               	clrf	3	;select bank 0
    31  060E  00AE               	movwf	?a_DelayMs
    32  060F                     l4
    33                           ;delay.c: 20: unsigned char i;
    34                           ;delay.c: 22: i = 4;
    35  060F  3004               	movlw	4
    36  0610  00AF               	movwf	?a_DelayMs+1
    37  0611                     l7
    38                           ;delay.c: 23: do {
    39                           ;delay.c: 24: { unsigned char _dcnt; _dcnt = (2
      +                          50)/((12*1000L)/(4*1000L))|1; while(--_dcnt != 
      +                          0) continue; };
    40  0611  3053               	movlw	83
    41  0612  00B0               	movwf	?a_DelayMs+2
    42  0613                     l9
    43  0613  0BB0               	decfsz	?a_DelayMs+2
    44  0614  2E13               	goto	l9
    45                           ;delay.c: 25: } while(--i);
    46  0615  0BAF               	decfsz	?a_DelayMs+1
    47  0616  2E11               	goto	l7
    48                           ;delay.c: 26: } while(--cnt);
    49  0617  0BAE               	decfsz	?a_DelayMs
    50  0618  2E0F               	goto	l4
    51  0619  0008               	return


HI-TECH Software PICC Macro Assembler V8.05PL2
Symbol Table                                          Thu Apr 16 11:16:34 2009

    ?a_DelayMs 002E              l4 060F              l7 0611  
            l9 0613        _DelayMs 060D          status 0003