ORG 00HSTART: NOP MOV R3,#3LOP2: MOV R4,#8 MOV R2,#0LOP1: MOV P1,#0FFH MOV DPTR,#TABA MOV A,R2 MOVC A,@A+DPTR MOV P3,A INC R2 LCALL DELAY DJNZ R4,LOP1 DJNZ R3,LOP2 MOV R3,#3LOP4: MOV R4,#8 MOV R2,#7LOP3: MOV P1,#0FFH MOV DPTR,#TABA MOV A,R2 MOVC A,@A+DPTR MOV P3,A DEC R2 LCALL DELAY DJNZ R4,LOP3 DJNZ R3,LOP4 MOV R3,#3LOP6: MOV R4,#8 MOV R2,#0LOP5: MOV P3,#00H MOV DPTR,#TABB MOV A,R2 MOVC A,@A+DPTR MOV P1,A INC R2 LCALL DELAY DJNZ R4,LOP5 DJNZ R3,LOP6 MOV R3,#3LOP8: MOV R4,#8 MOV R2,#7LOP7: MOV P3,#00H MOV DPTR,#TABB MOV A,R2 MOVC A,@A+DPTR MOV P1,A DEC R2 LCALL DELAY DJNZ R4,LOP7 DJNZ R3,LOP8 LJMP START DELAY: MOV R5,#10D2: MOV R6,#20D1: MOV R7,#248 DJNZ R7,$ DJNZ R6,D1 DJNZ R5,D2 RET TABA: DB 0FEH,0FDH,0FBH,0F7H,0EFH,0DFH,0BFH,07FHTABB: DB 01H,02H,04H,08H,10H,20H,40H,80H END
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