Microcontroller code

# Microcontroller code:

 ORG 00H
        LJMP MAIN
        ORG 300H
TBL:    DB 0C0H,0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H,90H    ;7seg data for comm. anode type
        ORG 30H
        
MAIN:   MOV P2,#00H
        MOV P3,#00H
        ACALL FRONT
        MOV DPTR,#TBL
        CLR A
        MOV 40H,#10
        MOV 43H,#10
        MOV 46H,#20
        MOV 49H,#20
        MOV R0,#35
        MOV R6,#30
        MOV R7,#40
       
X1:     MOV A,40H
        MOV B,#10
        DIV AB
        MOV 41H,A
        MOV 42H,B
        
       
A1:     SETB P3.0
        CLR P3.1
        MOV A,41H
        MOVC A,@A+DPTR
        MOV P2,A
        ACALL DELAY
        MOV P3,#00H
        SETB P3.1
        CLR P3.0
        MOV A,42H
        MOVC A,@A+DPTR
        MOV P2,A
       ACALL DELAY
        MOV P3,#00H
        SJMP X3
X2:     SJMP X1
X3:     MOV A,43H
        MOV B,#10
        DIV AB
        MOV 44H,A
        MOV 45H,B
        SETB P3.2
        CLR P3.3
        MOV A,44H
        MOVC A,@A+DPTR
        MOV P2,A
        ACALL DELAY
        MOV P3,#00H
        SETB P3.3
        CLR P3.2
        MOV A,45H
        MOVC A,@A+DPTR
        MOV P2,A
        ACALL DELAY
        MOV P3,#00H


        MOV A,46H
        MOV B,#10
        DIV AB
        MOV 47H,A
        MOV 48H,B
        SETB P3.4
        CLR P3.5
        MOV A,47H
        MOVC A,@A+DPTR
        MOV P2,A
        ACALL DELAY
        MOV P3,#00H
        SETB P3.5
        CLR P3.4
        MOV A,48H
        MOVC A,@A+DPTR
        MOV P2,A
        ACALL DELAY
        MOV P3,#00H


        MOV A,49H
        MOV B,#10
        DIV AB
        MOV 50H,A
        MOV 51H,B
        SETB P3.6
        CLR P3.7
        MOV A,50H
        MOVC A,@A+DPTR
        MOV P2,A
        ACALL DELAY
        MOV P3,#00H
        SETB P3.7
        CLR P3.6
        MOV A,51H
        MOVC A,@A+DPTR
        MOV P2,A
        ACALL DELAY
        MOV P3,#00H


        DJNZ R0,X2
        MOV R0,#35

        DJNZ 40H,Q1
        MOV 40H,#20

Q1:     DJNZ 43H,Q2
        MOV 43H,#10
        ACALL RIGHT          

Q2:     DJNZ 46H,Q3
        MOV 43H,#20
        MOV 46H,#10

Q3:     DJNZ 49H,Q4
        MOV 49H,#10
        ACALL BACK

Q4:     DJNZ R6,X4
        ACALL LEFT
        MOV 40H,#10
        MOV 43H,#10
        MOV 46H,#30

X4:     DJNZ R7,L1
        LJMP MAIN
L1:     LJMP X1     

DELAY:  MOV R4,#5
H2:     MOV R5,#0FFH
H1:     DJNZ R5,H1
        DJNZ R4,H2
        RET

FRONT:  MOV P1,#54H
        MOV P0,#02H
        RET

RIGHT:  MOV P1,#0A1H
        MOV P0,#02H
        RET

BACK:  MOV P1,#09H
       MOV P0,#05H
       RET

LEFT:  MOV P1,#4AH
       MOV P0,#08H
       RET
       
       
       
       ##you just have copy and paste this code below