key1 equ p1.0
key2 equ p1.1
led equ p1.2
org 0
jmp main
main:
mov sp,#0x70
loop:
jb key1,l1
call DELAY10MS
jb key1,l1
clr led
l1:
jb key2,l2
call delay10ms
jb key2,l2
setb led
l2:
jmp loop
DELAY10MS: ;@11.0592MHz
PUSH 30H
PUSH 31H
MOV 30H,#18
MOV 31H,#230
NEXT:
DJNZ 31H,NEXT
DJNZ 30H,NEXT
POP 31H
POP 30H
RET
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