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#include "reg51.h"
8 S7 ?' [6 p, _: ~" H+ a2 h#include"intrins.h"
- S! J: W: D2 xtypedef unsigned char u8;
; d# P: V3 n6 b5 t1 stypedef unsigned char u16;
8 U) u2 u W/ I* Z
! ~$ m2 A/ c: dsbit SRCLK=P3^6;
0 f2 x2 I' b6 ~2 r! B9 x' @7 tsbit RCLK=P3^5;
1 X7 @- b! p% D6 csbit SER=P3^4;
) ^3 O1 L7 K2 } u8 code ledwei1[]=
$ u, e4 z9 O( u) k+ B. X8 y7 p9 r {
! G; I8 s; x1 j7 V 0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,' z0 E) X/ [& H- }2 W
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80# Z/ k$ u9 K0 D" |% L3 ]
};
- b% n' t9 [( n8 x1 }! L u8 code ledduan1[]=+ e3 a, ?6 Y! c4 m4 h, ?
{
$ {* H5 j8 ?, [6 [9 K /*-- 文字: 普 --*/
3 a. [0 ` ~1 d# z* X/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/- `; P* C9 k$ s; E* `
0x40,0x44,0x54,0x64,0x45,0x7E,0x44,0x44,0x44,0x7E,0x45,0x64,0x54,0x44,0x40,0x00,& ~- R" y# L% l% Y/ c
0x00,0x00,0x00,0xFF,0x49,0x49,0x49,0x49,0x49,0x49,0x49,0xFF,0x00,0x00,0x00,0x00
* \- q6 m5 F8 H' s3 W};
/ W4 ?! t' N' G6 Y/ C* e! V P) ?6 Y
7 k$ y. G+ t( x4 m" x; F& O; k% h0 [2 v `
7 l7 f. ], ^0 } x6 |$ E
, |$ x$ ?. P5 A) m- p$ I3 n void delay(u16 i )* j1 W) I5 w/ G& ~( H
{( [7 j) ]2 I6 c6 \; L- Y8 Y
while(i--);
$ O7 u: m( y7 z% [6 h) k: v5 W
' d! j% h' A8 L3 o" S; k! H. [
4 y1 Y6 f3 b, A9 D2 w$ N }5 z! S- y4 [5 ?7 O. f; R
8 m; a: k( U) f8 w5 ]* d) W2 ~
/ `, j% b; H6 m* p void Hc595sendByte(u8 dat1,u8 dat2,u8 dat3,u8 dat4)
# \6 z& o' s8 h
, g; M8 \% V4 Q {- y k% |8 u, _; m0 c
u8 a ;
$ @0 }1 \! \0 R) B SRCLK=1;
2 P ]- I( |" J" L. V v# R0 h* x RCLK=1;
; ~$ {3 W2 B! q- h; E for(a=0;a<8;a++) //传递四个参数分别移位四次在移位寄存器当中去
' O, F" ?5 e% T4 I: V. G3 { {2 d/ }1 ^ D' A. ?* m; Y
SER =dat1>>7;
, U7 `1 P4 j2 ?" M. j dat1<<=1; v9 p+ I3 i" S
SRCLK=0;% c( d6 u1 J+ w* u! {# _: f
_nop_();
9 @& m9 O6 Z+ X7 I+ { _nop_();
2 f8 o' [' S* o SRCLK=1;9 L# z& G6 j) r2 n" Z2 ]
}" A4 K- B/ s1 w8 U; h' D
$ p, `: r& b9 x" B* b& G% V4 X" b) q
for(a=0;a<8;a++) & a, U# S3 J" L0 C
{
, W# r$ _7 y9 v) O6 J+ q# c% B" G SER =dat2>>7;: U/ @6 V9 j: d$ ^5 e5 ` {8 T. g
dat2<<=1;
8 V' E- Y& t1 A. d2 Q( @/ j) G8 \ SRCLK=0;6 g( ]5 e5 I+ K5 X% z+ {3 U6 G
_nop_();
- d9 h7 x3 b9 f- }: ?2 \ _nop_();) p9 I/ ]! e" I, K1 e
SRCLK=1;
3 f/ _) A; ^, `% k3 U8 K! J) K/ e: s( y }
# b: R) U% c V) I* q9 g+ V for(a=0;a<8;a++)
! Q/ Z( ~) @. S* Y S, r {
1 o' m* n0 o+ V* U) \ SER =dat3>>7; . {. y6 q) O: `3 }/ c
dat3<<=1;% [: K* b% B! L0 f; E* m
SRCLK=0;
" w9 G3 M- P/ A. ~9 i8 v9 J3 c _nop_();
3 M5 v0 I g6 }/ q0 T3 p9 |! I: D _nop_();1 n. o; M1 g6 A5 }% Z" j
SRCLK=1;3 P" F3 `2 W( r& A" A
}
- G/ C- a( ~8 x7 L% y9 A for(a=0;a<8;a++)
1 e( o- ^/ I$ y: x' I6 K2 N" Z% ` {
) S% w4 \+ c' H |6 l SER =dat4>>7;( b8 M1 L; J N
dat4<<=1;3 D/ D- b4 M) L/ X6 t
SRCLK=0;+ p6 R% J2 Q* E
_nop_();
6 l' @: O# n4 }0 K# V- b& W k _nop_();3 l$ t* {$ y& J1 X# C+ N3 c
SRCLK=1;1 R4 q2 g9 Q, t9 \( z1 J
}
+ H( o3 |# O* I' b0 y : Q! B4 ?- T' D3 z2 p
RCLK=0;
M5 E. a5 |3 a8 M% j3 r! b _nop_();
- T# {1 `6 s7 u8 @0 c0 O _nop_();# x7 w' i8 T4 ^8 }9 d) x
RCLK=1;- V0 W/ k% H, S7 e% M5 b! r
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void main()
+ W0 {1 }! J- O4 M: l+ }9 _' f4 H( X {/ x8 K3 s" p2 z0 E; n
u8 i ;. Z1 h/ Z1 z J' [
; y2 o1 l3 V% D
while(1)" s& F9 M4 U( l# l) a% ]9 Z& u1 N
{
5 D5 A: P4 C5 _4 B2 ~1 N; ~ for(i=0;i<16;i++): _, S1 f7 M4 O' _2 [( L! L' x0 \$ ~( H
5 f, {. Y) \! p5 J# A$ T1 L {
; k- T1 @5 i; G6 ]5 f Hc595sendByte(~ledwei1[i+16],~ledwei1,ledduan1[16+i],ledduan1); r0 [# x5 V! g
delay(10);+ u1 L6 i7 N" k% B
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/ _! U: ?% Y, K* \; ]! j/ I) d }
2 ?! W2 G3 S/ r* J2 v
$ S+ `0 r, Q5 N + @' c+ m3 i) _3 I0 _
7 w7 d2 ~& T. {' i* A4 ~# z Q" |$ d
}
! g+ Y3 l% B' Z! m! w[img][/img] |
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发表于 2018-4-15 23:28
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