單片機(jī)驅(qū)動16*16點陣源程序(多種驅(qū)動方式)Proteus8.15仿真

ID:579397 · 發(fā)表于 2023-1-28 05:25

設(shè)計了四套驅(qū)動方案：1、154+595驅(qū)動 2、154+P口驅(qū)動 3、595驅(qū)動 4、單片機(jī)P口驅(qū)動
程序為文字左移顯示
供初學(xué)者參考

單片機(jī)16×16點陣（154+595驅(qū)動）源程序如下:

#include <intrins.h> //函數(shù),應(yīng)用于程序設(shè)計
#include <reg52.h> //單片機(jī)頭文件
/**********接口說明**********/
sbit SER=P3^0; //DS 第14腳串行數(shù)據(jù)輸入
sbit SRCLK=P3^1; //SH_CP 第11腳數(shù)據(jù)輸入時鐘線
sbit LATCH=P3^2; //ST_CP 第12腳輸出存儲器鎖存時鐘線
sbit OE=P3^3; //OE 第13腳輸出有效,低電平有效
/**********全局變量**********/
unsigned int word=1; //數(shù)據(jù)位指針
unsigned char column=0; //列數(shù),最大數(shù)16
unsigned char time=5; //走字速度,可修改
unsigned char code segout[8]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80}; //列掃描數(shù)組
unsigned char code tab[]=
{
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//空白位置
/*以下文字開始*/
0x00,0x01,0x00,0x02,0x03,0xEC,0x02,0x20,0x02,0x20,0x02,0x28,0xFE,0x26,0x12,0x20,0x12,0x28,0x12,0x26,0x12,0x20,0x13,0xE0,0x10,0x08,0x10,0x07,0x00,0x00,0x00,0x00,//點,1
0x00,0x00,0x7F,0xFF,0x40,0x10,0x44,0x08,0x5B,0x10,0x60,0xE0,0x10,0x10,0x13,0x10,0x1D,0x10,0xF1,0x10,0x17,0xFF,0x11,0x10,0x11,0x10,0x11,0x10,0x10,0x10,0x00,0x00,0x00,0x00,//陣,2
0x08,0x20,0x06,0x20,0x40,0x7E,0x31,0x80,0x00,0x01,0x7F,0xE2,0x40,0x0C,0x4F,0xF0,0x40,0x08,0x7F,0xE4,0x00,0x00,0x1F,0xE2,0x00,0x01,0xFF,0xFE,0x00,0x00,0x00,0x00,//測,3
0x02,0x00,0x02,0x00,0x42,0x00,0x33,0xFC,0x00,0x08,0x09,0x14,0x09,0x06,0x09,0xFC,0x09,0x08,0x09,0x08,0xFF,0x80,0x08,0x70,0x88,0x0C,0x68,0x02,0x08,0x0F,0x00,0x00,0x00,0x00,//試,4
0x24,0x10,0x24,0x60,0x25,0x80,0x7F,0xFF,0xC4,0x80,0x44,0x60,0x00,0x02,0x7C,0x92,0x44,0x92,0x44,0x92,0x44,0xFE,0x44,0x92,0x44,0x92,0x7C,0x92,0x00,0x82,0x00,0x00,0x00,0x00,//程,5
0x00,0x02,0x00,0x0C,0x3F,0xF0,0x20,0x00,0x20,0x80,0x20,0x80,0x28,0x80,0xA8,0x82,0x6A,0x81,0x29,0xFE,0x2A,0x80,0x2C,0x80,0x28,0x80,0x20,0xA0,0x20,0xC0,0x00,0x00,0x00,0x00,//序,6
/*以上文字結(jié)束*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//空白位置
0xBB,//結(jié)束碼
};
void Delay(unsigned char ms)
{
unsigned char x,y;
for(x=ms;x>0;x--)
for(y=124;y>0;y--);
}
void SendByte(unsigned char dat)
{
unsigned char i;
for(i=0;i<8;i++)
{
if(dat&0x01==1)
{
SER=1;
}
else
{
SER=0;
}
dat>>=1;
SRCLK=0;
_nop_();
_nop_(); //空指令
SRCLK=1;
}
}
void Out595(void) //給出上升沿
{
LATCH=0; //輸出存儲器鎖存時鐘線置0
_nop_();
_nop_(); //空指令
LATCH=1; //輸出存儲器鎖存時鐘線至1,給上升沿
}
void Send_Rank(unsigned int dat)
{
SendByte(tab[2*dat-1]); //09~16行數(shù)據(jù)選擇
SendByte(tab[2*dat-2]); //01~08行數(shù)據(jù)選擇
}
void main()
{
while(1) //無限循環(huán)
{
unsigned char temp=0;
for(temp=time;temp>0;temp--) //循環(huán)掃描,可修改走字速度
{
for(column=0;column<16;column++) //循環(huán)掃描16列
{
P2=column; //列掃描程序
Send_Rank(word); //行數(shù)據(jù)顯示程序
Out595(); //給出上升沿
OE=0; //74HC595輸出有效
Delay(2);
OE=1; //消隱
word++; //數(shù)據(jù)位指針加1,準(zhǔn)備顯示下一行數(shù)據(jù)
}
if(tab[2*word-2]==0xBB) //判斷下一個顯示數(shù)據(jù)是否為結(jié)束碼,若是往下執(zhí)行
{
word=1; //行數(shù)據(jù)重新賦值
}
else
{
word-=16; //行數(shù)據(jù)返回前16行
}
}
word++; //行數(shù)據(jù)加1,達(dá)到顯示數(shù)據(jù)左移目的
}
}