NK11: CJNE A,#07H,NK12 MOV KEYBUF,#11 LJMP DK3 NK12: NOP DK3:
MOV A,KEYBUF MOV DPTR,#TABLE MOVC A,@A+DPTR MOV P0,A
DK3A: MOV A,P3 ANL A,#0FH XRL A,#0FH JNZ DK3A NOKEY3:
MOV P3,#0FFH CLR P3.7 MOV A,P3 ANL A,#0FH XRL A,#0FH JZ NOKEY4
LCALL DELY10MS MOV A,P3 ANL A,#0FH XRL A,#0FH JZ NOKEY4 MOV A,P3 ANL A,#0FH
CJNE A,#0EH,NK13 MOV KEYBUF,#12 LJMP DK4
NK13: CJNE A,#0DH,NK14 MOV KEYBUF,#13 LJMP DK4
NK14: CJNE A,#0BH,NK15 MOV KEYBUF,#14 LJMP DK4
NK15: CJNE A,#07H,NK16 MOV KEYBUF,#15 LJMP DK4 NK16: NOP DK4:
MOV A,KEYBUF MOV DPTR,#TABLE