sound.lst

单片机开发资料光盘-双龙-686M.zip

                         .module sound.c
                         .area text
--- 0000                   .dbfile E:\grc\licc\例子10.3.6\sound.c
--- 0000                   .dbfunc s delay _delay fI
                       ;              i -> R20
                       ;              j -> R22
                       ;              t -> R16
                         .even
 002A                  _delay::
 002A  D05E              rcall push_gset2
 002B                    .dbline 5{
                       ; #include <io8515.h>                /*预处理命令 */
                       ; #define uchar unsigned char
                       ; #define uint unsigned int
                       ; void delay(uchar t)
                       ; {
 002B                    .dbline 7
                       ;  uchar i,j;
                       ;   for (i=0;i<t;i++)
 002B  2744              clr R20
 002C  C006              rjmp L5
 002D                  L2:
 002D                    .dbline 8
 002D  E061              ldi R22,1
 002E  C001              rjmp L9
 002F                  L6:
 002F                    .dbline 8
 002F                  L7:
 002F                    .dbline 8
 002F  9563              inc R22
 0030                  L9:
 0030                    .dbline 8
 0030  3966              cpi R22,150
 0031  F3E8              brlo L6
 0032                  L3:
 0032                    .dbline 7
 0032  9543              inc R20
 0033                  L5:
 0033                    .dbline 7
 0033  1740              cp R20,R16
 0034  F3C0              brlo L2
 0035                    .dbline 9}
                       ;      for(j=1;j<150;j++);
                       ; }
 0035                  L1:
 0035  D056              rcall pop_gset2
 0036  9508              ret
 0037                    .dbsym r i 20 c
 0037                    .dbsym r j 22 c
 0037                    .dbsym r t 16 c
 0037                    .dbfunc s sound_pc0 _sound_pc0 fI
                       ;              i -> R20,R21
                       ;              t -> R22
                         .even
 0037                  _sound_pc0::
 0037  D051              rcall push_gset2
 0038  2F60              mov R22,R16
 0039                    .dbline 11{
                       ; void sound_pc0(uchar t)
                       ; {
 0039                    .dbline 13
                       ;  uint i;
                       ;  DDRC=0xff;
 0039  EF8F              ldi R24,255
 003A  BB84              out 0x14,R24
 003B                    .dbline 14
                       ;  PORTC=0xff;
 003B  BB85              out 0x15,R24
 003C                    .dbline 15
                       ;  for (i=0;i<350-t*t;i++)           
 003C  2744              clr R20
 003D  2755              clr R21
 003E  C008              rjmp L14
 003F                  L11:
 003F                    .dbline 16
 003F                    .dbline 17
 003F  E081              ldi R24,1
 0040  B225              in R2,0x15
 0041  2628              eor R2,R24
 0042  BA25              out 0x15,R2
 0043                    .dbline 18
 0043  2F06              mov R16,R22
 0044  DFE5              rcall _delay
 0045                    .dbline 19
 0045                  L12:
 0045                    .dbline 15
 0045  5F4F              subi R20,255  ; offset = 1
 0046  4F5F              sbci R21,255
 0047                  L14:
 0047                    .dbline 15
 0047  2F26              mov R18,R22
 0048  2733              clr R19
 0049  2F06              mov R16,R22
 004A  2711              clr R17
 004B  D012              rcall mpy16s
 004C  E58E              ldi R24,94
 004D  E091              ldi R25,1
 004E  1B80              sub R24,R16
 004F  0B91              sbc R25,R17
 0050  1748              cp R20,R24
 0051  0759              cpc R21,R25
 0052  F360              brlo L11
 0053                    .dbline 20}
                       ;     {
                       ;      PORTC^=0x01;
                       ;      delay(t);
                       ;     }
                       ; }
 0053                  L10:
 0053  D038              rcall pop_gset2
 0054  9508              ret
 0055                    .dbsym r i 20 i
 0055                    .dbsym r t 22 c
 0055                    .dbfunc s main _main fI
                       ;             dt -> R20
                         .even
 0055                  _main::
 0055                    .dbline 22{
                       ; void main (void)                    
                       ; {
 0055                    .dbline 24
                       ;  uchar dt;
                       ;  for(;;)
 0055                  L16:
 0055                    .dbline 25
                       ;     {
 0055                    .dbline 26
                       ;      for(dt=1;dt<14;dt++)               
 0055  E041              ldi R20,1
 0056  C003              rjmp L23
 0057                  L20:
 0057                    .dbline 27
 0057  2F04              mov R16,R20
 0058  DFDE              rcall _sound_pc0
 0059                  L21:
 0059                    .dbline 26
 0059  9543              inc R20
 005A                  L23:
 005A                    .dbline 26
 005A  304E              cpi R20,14
 005B  F3D8              brlo L20
 005C                    .dbline 28
                       ;          sound_pc0(dt);
                       ;      }
 005C                    .dbline 24
 005C                    .dbline 24
 005C  CFF8              rjmp L16
 005D                  X0:
 005D                  L15:
 005D  9508              ret
 005E                    .dbline 25}
 005E                    .dbsym r dt 20 c