原创 16×16led汉字点阵的汇编程序

 2009-7-7 09:46  3773 6 6 分类: MCU/ 嵌入式

       ORG   0000H
       AJMP START
       ORG   0030H

START: MOV R1,#13        ;字显示的个数
       MOV R7,#30        ;一个字显示10次
       MOV R3,#00H       ;用于查表

       MOV R0,#00H       ;比较是否是第九个数
MAI8: CJNE R0,#8,MAI5
       AJMP START1

MAI5: INC R0
MAI9: MOV R4,#00H      ;用于三-八译码器
       CLR P1.3         ;p1锁住
       MOV P2,#00H      ;p2口不输出
MAI1: MOV P3,R4
       SETB P3.3        ;p3可以运行
       MOV A,R3
       INC R3
       MOV DPTR,#TAB
       MOVC A,@A+DPTR
       MOV P0,A
       LCALL DELAY1
       INC R4
       CJNE R4,#8,MAI1

       MOV P0,#00H
       CLR P1.3
       MOV R4,#00H
MAI3: MOV P3,R4
       SETB P3.3
       MOV A,R3
       INC R3
       MOV DPTR,#TAB
       MOVC A,@A+DPTR
       MOV P2,A
       LCALL DELAY1
       INC R4
       CJNE R4,#8,MAI3

       MOV P2,#00H
       CLR P3.3
       MOV R4,#00H
MAI2: MOV P1,R4
       SETB P1.3
       MOV A,R3
       INC R3
       MOV DPTR,#TAB
       MOVC A,@A+DPTR
       MOV P0,A
       LCALL DELAY1
       INC R4
       CJNE R4,#8,MAI2

       MOV P0,#00H
       CLR P3.3
       MOV R4,#00H
MAI4: MOV P1,R4
       SETB P1.3
       MOV A,R3
       INC R3
       MOV DPTR,#TAB
       MOVC A,@A+DPTR
       MOV P2,A
       LCALL DELAY1
       INC R4
       CJNE R4,#8,MAI4

       DJNZ R7,MAI6
        MOV R2,#40H
        MOV P0,#00H
        MOV P2,#00H
        MOV P1,#0FFH
        MOV P3,#0FFH
M1:     LCALL DELAY1
        DJNZ R2,M1

       DJNZ R1,MAI7
       AJMP START
MAI7: MOV R7,#30      ;一个字显示100次
       AJMP MAI8
MAI6: MOV A,R3
       CLR C
       SUBB A,#32
       MOV R3,A
       LJMP MAI9

START1:MOV R1,#(13-8)     ;显示大于8的数
       MOV R7,#30       ;一个字显示100次
       MOV DPTR,#TAB
       MOV R3,#0FFH

MIN5: MOV R4,#00H
       CLR P1.3
       MOV P2,#00H
MIN1: MOV P3,R4
       SETB P3.3
       MOV A,R3
       INC DPTR
       MOVC A,@A+DPTR
       MOV P0,A
       LCALL DELAY1
       INC R4
       CJNE R4,#8,MIN1

       MOV P0,#00H
       CLR P1.3
       MOV R4,#00H
MIN3: MOV P3,R4
       SETB P3.3
       MOV A,R3
       INC DPTR
       MOVC A,@A+DPTR
       MOV P2,A
       LCALL DELAY1
       INC R4
       CJNE R4,#8,MIN3

       MOV P2,#00H
       CLR P3.3
       MOV R4,#00H
MIN2: MOV P1,R4
       SETB P1.3
       MOV A,R3
       INC DPTR
       MOVC A,@A+DPTR
       MOV P0,A
       LCALL DELAY1
       INC R4
       CJNE R4,#8,MIN2

       MOV P0,#00H
       CLR P3.3
       MOV R4,#00H
MIN4: MOV P1,R4
       SETB P1.3
       MOV A,R3
       INC DPTR
       MOVC A,@A+DPTR
       MOV P2,A
       LCALL DELAY1
       INC R4
       CJNE R4,#8,MIN4

       DJNZ R7,MIN6
        MOV R2,#40H
        MOV P0,#00H
        MOV P2,#00H
        MOV P1,#0FFH
        MOV P3,#0FFH
M2:     LCALL DELAY1
        DJNZ R2,M2
       DJNZ R1,MIN7
       AJMP START
MIN7: MOV R7,#30    ;一个字显示100次
       AJMP MIN5
MIN6: MOV A,DPL
       CLR C
       SUBB A,#32
       JC M3
       MOV DPL,A
       AJMP MIN5
M3:    MOV DPL,A
       MOV A,DPH
       DEC A
       MOV DPH,A
       AJMP MIN5

DELAY1: MOV R5,#25
D1:     MOV R6,#19
        DJNZ R6,$
        DJNZ R5,D1
        RET

TAB:

DB 020H, 020H, 020H, 020H, 02EH, 02AH, 0AAH, 06AH, 02AH, 02AH, 02EH, 020H, 020H, 020H, 020H, 000H;
DB 000H, 0FFH, 080H, 080H, 0BCH, 0A4H, 0A4H, 0A4H, 0A4H, 0A4H, 0BCH, 082H, 081H, 0FEH, 000H, 000H;"高",0
DB 000H, 07FH, 042H, 042H, 07FH, 000H, 021H, 021H, 0E2H, 03AH, 024H, 026H, 029H, 020H, 003H, 000H;
DB 000H, 0F0H, 020H, 020H, 0F2H, 084H, 098H, 0E0H, 080H, 080H, 0FCH, 082H, 002H, 082H, 08EH, 000H;"晓",1
DB 004H, 00CH, 034H, 0C5H, 006H, 018H, 000H, 010H, 010H, 010H, 01FH, 010H, 010H, 030H, 010H, 000H;
DB 044H, 066H, 0C4H, 048H, 048H, 04AH, 002H, 002H, 002H, 002H, 0FEH, 002H, 002H, 006H, 002H, 000H;"红",2
DB 000H, 020H, 020H, 023H, 02DH, 031H, 0E1H, 021H, 02FH, 021H, 021H, 021H, 021H, 020H, 000H, 000H;
DB 000H, 000H, 004H, 018H, 070H, 020H, 004H, 002H, 0FFH, 000H, 040H, 020H, 018H, 00CH, 000H, 000H;"东",3
DB 010H, 010H, 010H, 010H, 010H, 010H, 09FH, 052H, 032H, 012H, 012H, 013H, 010H, 010H, 010H, 000H;
DB 002H, 002H, 004H, 008H, 030H, 0C0H, 000H, 000H, 004H, 002H, 002H, 0FCH, 000H, 000H, 000H, 000H;"方",4
DB 002H, 00CH, 008H, 048H, 03AH, 02AH, 00AH, 08AH, 07AH, 02BH, 00AH, 018H, 0EAH, 04CH, 008H, 000H;
DB 000H, 040H, 040H, 040H, 040H, 040H, 042H, 041H, 0FEH, 040H, 040H, 040H, 040H, 040H, 040H, 000H;"学",5
DB 07FH, 040H, 04CH, 052H, 061H, 030H, 024H, 024H, 0A4H, 064H, 024H, 024H, 024H, 030H, 020H, 000H;
DB 0FFH, 000H, 040H, 020H, 0C1H, 082H, 08CH, 0F0H, 080H, 080H, 0FEH, 081H, 081H, 081H, 08FH, 000H;"院",6
DB 000H, 000H, 01FH, 012H, 012H, 012H, 012H, 0FFH, 012H, 012H, 012H, 012H, 01FH, 000H, 000H, 000H;
DB 000H, 000H, 0F0H, 020H, 020H, 020H, 020H, 0FCH, 022H, 022H, 022H, 022H, 0F2H, 002H, 00EH, 000H;"电",7
DB 000H, 000H, 040H, 040H, 040H, 040H, 040H, 047H, 048H, 050H, 060H, 040H, 000H, 001H, 000H, 000H;
DB 080H, 080H, 080H, 080H, 080H, 082H, 081H, 0FEH, 080H, 080H, 080H, 080H, 080H, 080H, 080H, 000H;"子",8
DB 001H, 002H, 00CH, 03FH, 0E0H, 050H, 015H, 015H, 095H, 075H, 055H, 015H, 015H, 010H, 010H, 000H;
DB 000H, 000H, 000H, 0FEH, 000H, 000H, 07EH, 044H, 044H, 044H, 044H, 044H, 07EH, 000H, 000H, 000H;"信",9
DB 000H, 000H, 000H, 03FH, 02AH, 02AH, 06AH, 0AAH, 02AH, 02AH, 02AH, 03FH, 000H, 000H, 000H, 000H;
DB 000H, 004H, 01CH, 080H, 0BCH, 082H, 082H, 0A2H, 09AH, 082H, 082H, 08EH, 000H, 010H, 00CH, 000H;"息",10
DB 000H, 000H, 040H, 040H, 040H, 040H, 040H, 07FH, 040H, 040H, 040H, 040H, 040H, 040H, 000H, 000H;
DB 004H, 004H, 004H, 004H, 004H, 004H, 004H, 0FCH, 004H, 004H, 004H, 004H, 004H, 004H, 004H, 000H;"工",11
DB 008H, 048H, 04BH, 07FH, 089H, 088H, 001H, 0FDH, 085H, 085H, 085H, 085H, 0FDH, 001H, 000H, 000H;
DB 020H, 0C0H, 000H, 0FFH, 000H, 082H, 022H, 022H, 022H, 0FEH, 022H, 022H, 022H, 022H, 002H, 000H;"程",12
END