bachhy
16-04-2013, 10:25 AM
Bài tập Led sáng dần
http://youtu.be/Cz9yEwAjLD0
$MOD51
ORG 00H
MAIN:
MOV A,#0FFH
MOV R1,#09H
LOOP1:
MOV P0,A
LCALL DELAY
CLR C
RLC A
DJNZ R1,LOOP1
SJMP MAIN
DELAY:
PUSH 00H
MOV R0,#100
MOV MOD,#01H
LOOP2:
MOV TH0,#HIGH(-15000)
MOV TL0,#LOW(-15000)
SETB TR0
JNB TF0,$
CLR TR0
CLR TF0
DJNZ R0,LOOP2
POP 00H
RET
END
Download file Topview Simulator (http://www.mediafire.com/?ct128rqhg8f99u1)
vxl.zip (http://www.mediafire.com/?6cp6fjnkc4sem4c)
http://youtu.be/Cz9yEwAjLD0
$MOD51
ORG 00H
MAIN:
MOV A,#0FFH
MOV R1,#09H
LOOP1:
MOV P0,A
LCALL DELAY
CLR C
RLC A
DJNZ R1,LOOP1
SJMP MAIN
DELAY:
PUSH 00H
MOV R0,#100
MOV MOD,#01H
LOOP2:
MOV TH0,#HIGH(-15000)
MOV TL0,#LOW(-15000)
SETB TR0
JNB TF0,$
CLR TR0
CLR TF0
DJNZ R0,LOOP2
POP 00H
RET
END
Download file Topview Simulator (http://www.mediafire.com/?ct128rqhg8f99u1)
vxl.zip (http://www.mediafire.com/?6cp6fjnkc4sem4c)