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51单片机的16LED流水灯应用 还有一个4LED汇编程序和仿真
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单片机的简单应用16LED流水灯原理图:
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源程序:" x# j8 t2 J0 [$ ^! W+ ?
ORG 0000H" }8 K7 X3 l, t) h. U& \- ?3 J9 g
LJMP MAIN& v6 w+ a% {9 c( Q5 I
( {9 x5 h" n0 c' V% T! V; s$ c
ORG 0030H5 h$ l, s3 K% T. q
MAIN: MOV A,#11111110B
: F# E% p3 p Q" u, z MOV B,#11111111B' a ^& q$ O5 B
L8: MOV P1,A$ |6 S$ g/ {- Z
MOV P3,B w* B' J2 F' s# f% _* T* k
LCALL TIME/ F. g& k$ C* M1 k
RL A
( a, s4 S: E, A JNB ACC.7,H86 Y7 n0 k9 h* S3 z7 N) M
SJMP L8& ]! ^' [6 ^4 p, d9 x k7 r
H8: MOV P1,A
7 c* ^* L' f/ {! E+ g6 g MOV P3,B7 Z: ?" x. q! g0 P( ?1 ~4 S
LCALL TIME; N6 {0 Y" V0 a' c7 m+ {5 C! T+ L
MOV A,#11111110B
. E+ [- C5 n+ v6 \( E- _1 N' ZHL8: MOV P3,A$ i& b0 t4 J2 U/ F6 ]: ]7 T$ q% G" H
MOV P1,B
" M z# {5 a _2 F LCALL TIME L' H6 H# t6 @1 w9 i2 N% V5 h0 e
RL A6 S/ P: i3 i. f" T& u6 U; v
JNB ACC.7,LH8
! _5 \8 H. n! l! z: I+ K5 O* ]2 s3 } SJMP HL8
2 z& I+ |6 v; O$ T% l0 RLH8: MOV P3,A4 N5 g7 U. J4 D+ A3 V7 d( H- Y
MOV P1,B% |+ c8 T' h+ u# g" E' {
LCALL TIME
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JNB ACC.0,L9
. n ]3 U3 W/ f) Q! I SJMP LH86 n9 ?5 T! w5 P# _8 j2 s
L9: MOV P3,A7 o/ F! v6 s4 |! _3 P+ p h- X
MOV P1,B$ Z7 r9 y- n9 F7 d" |9 }+ q
LCALL TIME+ Q' n; q& t, z# `: q1 v
MOV A,#01111111B
: k0 W: t! x( F- d+ X3 a- sL10: MOV P1,A `% X* u9 [, V# I) h- {1 @
MOV P3,B. e! n# W- v6 {( S; s0 e3 A
LCALL TIME
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JNB ACC.0,L8
5 I. [ [8 [* ] SJMP L105 k$ H" [2 h) R8 n7 {
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: b3 t" g& e! rORG 0100H
5 u/ J- d+ C8 pTIME: MOV R1,#0FAH) y0 u( j) k; S
L1: MOV R0,#0FFH* j6 g, o- M, a" V N* `
W1: DJNZ R0,W1; y& y. }% d3 p$ J1 y; P: n
DJNZ R1,L1
z/ `/ }, w. H& } NOP* | C: z: w% B; H1 P$ k
NOP; g- K$ ` k4 ]5 V* F
RET' f0 B% M. B* c) w, f; F* ]
END
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