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標題:
自己琢磨的8*8點陣滾動循環顯示數字程序覺得太復雜了,求改進
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作者:
445082068
時間:
2018-10-25 10:54
標題:
自己琢磨的8*8點陣滾動循環顯示數字程序覺得太復雜了,求改進
本人新手,自己琢磨的8*8點陣滾動循環顯示數字的程序,實驗板測試正常,但就是覺得這個程序復雜了,哪位大神幫忙看看,有什么需要改進的!
單片機源程序如下:
#include<reg52.h>
#include<intrins.h>
#define uint unsigned int
#define uchar unsigned char
#define dig P0
sbit ser=P3^4;
sbit rclk=P3^5;
sbit srclk=P3^6;
uchar code table1[]={0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe};
uchar xdata table2[]= // 只能存放在xdata了,code不能修改,data放不下
{
0x00,0x00,0x7E,0x81,0x81,0x81,0x7E,0x00, // 0
0x00,0x00,0x00,0x41,0xFF,0x01,0x00,0x00, // 1
0x00,0x00,0x63,0x85,0x89,0x91,0x61,0x00, // 2
0x00,0x00,0x42,0x81,0x91,0x91,0x6E,0x00, // 3
0x00,0x00,0x0c,0x34,0x44,0xFF,0x04,0x00, // 4
0x00,0x00,0xF2,0x91,0x91,0x91,0x8E,0x00, // 5
0x00,0x00,0x7E,0x91,0x91,0x91,0x4E,0x00, // 6
0x00,0x00,0xC0,0x80,0x9F,0xa0,0xc0,0x00, // 7
0x00,0x00,0x6E,0x91,0x91,0x91,0x6E,0x00, // 8
0x00,0x00,0x72,0x89,0x89,0x89,0x7E,0x00, // 9
0x00,0x01,0x1F,0xE4,0x1C,0x07,0x01,0x00, // A
0x00,0x00,0x81,0xFF,0x91,0x91,0x6E,0x00, // B
0x00,0x00,0x7E,0x81,0x81,0x81,0x42,0x00, // C
0x00,0x00,0x81,0xFF,0x81,0x81,0x7E,0x00, // D
0x00,0x00,0x81,0xFf,0x91,0xB9,0xC3,0x00, // E
0x00,0x00,0X81,0xFF,0x91,0xB8,0xC0,0x00, // F
0x00 // 輔助數據,與table2[0]一致,方便滾動
};
void hc595(uchar dat)
{
uchar a;
rclk=0;
srclk=0;
for(a=0;a<8;a++)
{
ser=dat>>7;
dat<<=1;
srclk=1;
_nop_();
_nop_();
srclk=0;
}
rclk=1;
_nop_();
_nop_();
rclk=0;
}
void main()
{
uint i,j;
while(1)
{
j=20; //滾動速度
while(j--)
{
for(i=0;i<8;i++)
{
dig=table1[i];
hc595(table2[i]);
hc595(0x00);
}
}
table2[128]=table2[0]; //table2[]數據左移
for(i=0;i<128;i++)
{
table2[i]=table2[i+1];
}
}
}
復制代碼
所有資料51hei提供下載:
點陣滾動.rar
(17.3 KB, 下載次數: 48)
2018-10-25 10:53 上傳
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作者:
ming158
時間:
2020-12-20 21:16
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