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#include "reg51.h"
1 ~, B, v" P; @5 e& P4 w#include"intrins.h"8 v9 `! l& _) n: C* m
typedef unsigned char u8;
' d4 c- t2 g! m$ atypedef unsigned char u16;
' ?5 G, }* T& q; q% f( l2 ~, k! Z% @( m3 H: M/ k0 ^ \8 k
sbit SRCLK=P3^6;
% O% K/ b' X$ P1 ]: M0 C( hsbit RCLK=P3^5;
8 ]6 L9 P- u* j/ l: g+ |& f& Dsbit SER=P3^4;
+ l( P7 N2 C/ E1 v/ E# ~8 P# w( Z/ ~ u8 code ledwei1[]=4 ?! K( [% c; }
{7 Z2 w8 r9 L8 M4 g: y# C/ Q n7 C
0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
! X$ ^7 q) q4 a/ E$ Q 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80
9 K' e* T& ?6 l! t c0 `/ J7 k };. W! C+ x; X6 [* y& W. r1 |6 o
u8 code ledduan1[]=
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/*-- 文字: 普 --*/5 C3 Z- F5 w( x/ E. Q# h
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
- h* @3 ]: ]9 w4 b( ~0x40,0x44,0x54,0x64,0x45,0x7E,0x44,0x44,0x44,0x7E,0x45,0x64,0x54,0x44,0x40,0x00,2 J, M: w w6 e: X9 k+ d& e; ^
0x00,0x00,0x00,0xFF,0x49,0x49,0x49,0x49,0x49,0x49,0x49,0xFF,0x00,0x00,0x00,0x00
* w) x& c! q1 I9 e, U- m};: A }8 \0 |9 }9 X" I! }$ L
8 q5 ~7 M& V1 Q' H3 t J$ J
}3 n; I) t J, x2 a1 C' Y4 q; O8 ^: ^0 m) p' v# ?7 r
: e1 }& _0 q7 e4 E* Q+ Z void delay(u16 i )3 Q; O/ I% H. b* I/ m
{+ D' Y. }2 L- U/ u) \
while(i--);
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. ]- z! A( [ O
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+ \1 M& {0 L" b/ I0 K8 } void Hc595sendByte(u8 dat1,u8 dat2,u8 dat3,u8 dat4)5 Z1 Y9 ]+ a$ o- N
( A( e' @9 y7 `% o: [+ ^ {
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SRCLK=1;; w( X r+ O$ S3 t+ j; n
RCLK=1;
d; A( h% D7 P' i" 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
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SER =dat1>>7;; `* g! M9 T8 C9 W/ Q; z, Q) U6 G
dat1<<=1;3 k i1 K! Q# m$ J/ y% r9 s# e @: Q
SRCLK=0;
4 ^* I. G8 D. n: [$ D. t4 O% g! C$ J4 I _nop_();) l$ e2 ]5 q9 v
_nop_();, d8 x% q# J. D( ?# x0 R
SRCLK=1;4 S9 U$ B$ a% a- `' B
}
+ ^7 @$ ?. R* M8 z0 T, u, y * j" i4 o; N+ P6 S2 }. \
for(a=0;a<8;a++)
+ G7 n2 l- \5 n9 C1 Z4 n {
% ]1 v4 [% x3 V- ^: t4 M SER =dat2>>7;
# _5 }# V1 n% p! x6 N dat2<<=1;
, z# `5 _* h/ s2 M" F SRCLK=0;5 \7 U0 N" o/ o
_nop_();
9 ]% I1 R& I) P# \! c2 n/ Q _nop_();, I% {+ \$ ~7 m' _% u$ e4 I$ K
SRCLK=1;
0 q9 e# _7 D2 m) U7 r* Q }
2 N0 T, t. q1 g1 I" f for(a=0;a<8;a++)
9 T6 r8 G. |: ]* Y5 T! w% `+ j {5 ^+ E& O. ?7 u) `
SER =dat3>>7; # k/ I/ O* ^# U8 U+ _0 U
dat3<<=1;" L) ] q3 H6 j: o% [- `. ~4 n. q8 F
SRCLK=0;
6 M5 G' p8 J# c0 L, L. \+ M3 T _nop_();
3 y# r" k$ z2 R) k5 q; q: n _nop_();- J6 ?1 n8 I5 w( e6 l9 F
SRCLK=1;! M8 t" X8 S! X7 e9 J
}
6 w B" d( a( g }; E for(a=0;a<8;a++)
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SER =dat4>>7;1 M1 N+ B$ ]6 P/ T
dat4<<=1;
h2 M# a9 h o SRCLK=0;
- g( F" _4 `$ D" m' M _nop_();
& ~2 k& m2 L" A! }2 B _nop_();
1 ~) H' b" h# [+ \5 Q4 k SRCLK=1;, H: o# l9 P9 J4 T4 Y2 M
}- |2 C) m! z5 W; z
% b2 s; o; i U9 w2 k
RCLK=0;" a5 K, j& Z7 \1 K- p
_nop_();
* V( K4 o9 r( y- N3 p _nop_();
; {- Z1 |7 X2 E) |) m RCLK=1;
& N; I' p$ ]* ^0 | }' w \# h8 c. u: P0 ?
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void main()
+ Y5 ?! ~8 b7 u9 ]* t8 f {+ U, E3 U# `. [. f( g3 N. W6 Z
u8 i ;& m+ [- ?& U. {. ~
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while(1)! ^6 [& Y4 S4 D
{8 a" L( e+ l2 F! Z# w
for(i=0;i<16;i++)- y5 x7 E# b! r! e; I% F
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k/ `8 I1 K5 }% L Hc595sendByte(~ledwei1[i+16],~ledwei1,ledduan1[16+i],ledduan1);
0 w/ B; l# `& R7 R delay(10);) ?* M, { n" c3 ?- L
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+ z) { f" w5 u( V/ i1 A, v- W[img][/img] |
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发表于 2018-4-15 23:28
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