华字0.lst

单片机华字的显示的原程序 其简要的概括了程序的手写规范 对单片机初学者来说是很有意义的哟

8051 Assembler           Version 1.00   04/08/107 01:34:36    Page 1
E:\学习资料\单片机\拷贝给学生的资料\华字0\华字0.A51



    1 0000              ORG 0000h
    2 0000 2100                AJMP start
    3 0100              ORG 0100h
    4 0100              start:
    5 0100 758160              MOV SP,#60h
    6 0103 79EF                MOV R1,#0EFh
    7 0105 755800              MOV 58H,#0H
    8 0108                   
    9 0108 753000              MOV 30h,#0h
   10 010B 753100              MOV 31h,#0h
   11 010E 753220              MOV 32h,#20h
   12 0111 753304              MOV 33h,#4h
   13 0114 753430              MOV 34h,#030h
   14 0117 75350C              MOV 35h,#0ch
   15 011A              
   16 011A 753618              MOV 36h,#18h
   17 011D 75370C              MOV 37h,#0ch
   18 0120 7538FF              MOV 38h,#0ffh
   19 0123 753905              MOV 39h,#05h
   20 0126 753AEE              MOV 3Ah,#0eeh
   21 0129 753B04              MOV 3Bh,#4h
   22 012C 753C04              MOV 3Ch,#4h
   23 012F 753D04              MOV 3Dh,#4h
   24 0132              
   25 0132 753E40              MOV 3Eh,#40h
   26 0135 753FFF              MOV 3Fh,#0ffh
   27 0138 75407F              MOV 40h,#07fh
   28 013B 75413E              MOV 41h,#3eh
   29 013E 7542FE              MOV 42h,#0feh
   30 0141 754304              MOV 43h,#4h
   31 0144 7544B0              MOV 44h,#0b0h
   32 0147 754504              MOV 45h,#4h
   33 014A              
   34 014A 75469F              MOV 46h,#09fh
   35 014D 754704              MOV 47h,#4h
   36 0150 75488E              MOV 48h,#08eh
   37 0153 754904              MOV 49h,#4h
   38 0156 754AC4              MOV 4Ah,#0c4h
   39 0159 754B0C              MOV 4Bh,#0ch
   40 015C 754C80              MOV 4Ch,#80h
   41 015F 754D08              MOV 4Dh,#8h
   42 0162 754E00              MOV 4EH,#00H
   43 0165 754F00              MOV 4FH,#00H
   44 0168              
   45 0168              
   46 0168              l1:
   47 0168 7830                MOV R0,#30h
   48 016A              l4:
   49 016A 8990                MOV 90h,R1
   50 016C E6                  MOV A,@R0
   51 016D F4                  CPL A
   52 016E F580                MOV 80h,A
   53 0170 08                  INC R0
   54 0171 E6                  MOV A,@R0
   55 0172 F4                  CPL A
   56 0173 F5A0                MOV 0a0h,A
   57 0175 08                  INC R0
8051 Assembler           Version 1.00   04/08/107 01:34:36    Page 2
E:\学习资料\单片机\拷贝给学生的资料\华字0\华字0.A51



   58 0176 31AC                ACALL delay
   59 0178 7580FF              MOV 80h,#0ffh
   60 017B 75A0FF              MOV 0a0h,#0ffh
   61 017E B97F02              CJNE R1,#7Fh,l3
   62 0181 2188                AJMP l2
   63 0183              l3:
   64 0183 E9                  MOV A,R1
   65 0184 23                  RL A 
   66 0185 F9                  MOV R1,A
   67 0186 216A                AJMP l4
   68 0188              l2:
   69 0188 7590FF              MOV 90H,#0FFH
   70 018B E9                  MOV A,R1
   71 018C 23                  RL A
   72 018D F9                  MOV R1,A
   73 018E 89B0                MOV 0b0h,R1
   74 0190 E6                  MOV A,@R0
   75 0191 F4                  CPL A
   76 0192 F580                MOV 80h,A
   77 0194 08                  INC R0
   78 0195 E6                  MOV A,@R0
   79 0196 F4                  CPL A
   80 0197 F5A0                MOV 0a0h,A
   81 0199 08                  INC R0
   82 019A 31AC                ACALL delay
   83 019C 7580FF              MOV 80h,#0ffh
   84 019F 75A0FF              MOV 0a0h,#0ffh
   85 01A2 B97FE3              CJNE R1,#7Fh,l2   
   86 01A5 75B0FF              MOV 0B0H,#0FFH
   87 01A8 7830                MOV R0,#30H
   88 01AA 2183                AJMP l3
   89 01AC              delay:
   90 01AC 757110              MOV 71H,#10H 
   91 01AF 7570FF              MOV 70h,#0FFh
   92 01B2              m2:
   93 01B2 D57101              DJNZ 71H,m1
   94 01B5 22                  RET
   95 01B6              m1:
   96 01B6 D570FD              DJNZ 70h,m1
   97 01B9 21B2                AJMP M2
   98 01BB                     END

Defined Symbols:

Defined Labels:
  DELAY                                     0001AC  428
  L1                                        000168  360
  L2                                        000188  392
  L3                                        000183  387
  L4                                        00016A  362
  M1                                        0001B6  438
  M2                                        0001B2  434
  START                                     000100  256