《51單片機PV趣味制作詳解》源碼光盤資料下載

ID:276654 · 發表于 2018-2-9 12:08

《51單片機PV趣味制作詳解》光盤資料包：

所有資料51hei提供下載:

51單片機PV趣味制作詳解.rar (40.81 KB, 下載次數: 24)

下面是部分內容預覽：
第3章的單片機源程序如下:

//-------------------------------------------------------------------------------------------
// 程序名：CPU風扇上的POV
// 編程：周正華
// 說明：單片機89S2051，晶振12M
//-------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------
//** 嵌入文件 **
//-------------------------------------------------------------------------------------------
#include <reg52.h> //51單片機硬件資源參數說明
//-------------------------------------------------------------------------------------------
//** 變量說明 **
//-------------------------------------------------------------------------------------------
unsigned char V[25]; //顯示緩沖區用數組
unsigned char i,j; //顯示定位，i:字符，j:字符其中的一列
unsigned int S; //每隔5毫秒的時間計數
unsigned char BG,BZ; //顯示狀態用標志
unsigned int N; //轉速計數值
unsigned int Rt; //LED顯示一列的時間
unsigned char cc; //取數值的位用變量
unsigned int aa,bb,num;
/*字符字模*/
unsigned char code ASCIIDOC[] = // -ASCII-編號
{
0x3E,0x45,0x49,0x51,0x3E,0x00, // -0-0
0x00,0x21,0x7F,0x01,0x00,0x00, // -1-1
0x23,0x45,0x49,0x49,0x31,0x00, // -2-2
0x42,0x41,0x49,0x59,0x66,0x00, // -3-3
0x0C,0x14,0x24,0x7F,0x04,0x00, // -4-4
0x72,0x51,0x51,0x51,0x4E,0x00, // -5-5
0x1E,0x29,0x49,0x49,0x46,0x00, // -6-6
0x40,0x47,0x48,0x50,0x60,0x00, // -7-7
0x36,0x49,0x49,0x49,0x36,0x00, // -8-8
0x31,0x49,0x49,0x4A,0x3C,0x00, // -9-9
0x00,0x00,0x00,0x00,0x00,0x00, // - -10
0x00,0x00,0x7D,0x00,0x00,0x00, // -!-11
0x02,0x04,0x08,0x10,0x20,0x00, // -/-12
0x00,0x36,0x36,0x00,0x00,0x00, // -:-13
0x1F,0x24,0x44,0x24,0x1F,0x00, // -A-14
0x7F,0x49,0x49,0x49,0x36,0x00, // -B-15
0x3E,0x41,0x41,0x41,0x22,0x00, // -C-16
0x7F,0x41,0x41,0x41,0x3E,0x00, // -D-17
0x7F,0x49,0x49,0x49,0x41,0x00, // -E-18
0x7F,0x48,0x48,0x48,0x40,0x00, // -F-19
0x3E,0x41,0x45,0x45,0x27,0x00, // -G-20
0x7F,0x08,0x08,0x08,0x7F,0x00, // -H-21
0x00,0x41,0x7F,0x41,0x00,0x00, // -I-22
0x02,0x01,0x41,0x7E,0x40,0x00, // -J-23
0x7F,0x08,0x14,0x22,0x41,0x00, // -K-24
0x7F,0x01,0x01,0x01,0x01,0x00, // -L-25
0x7F,0x20,0x18,0x20,0x7F,0x00, // -M-26
0x7F,0x10,0x08,0x04,0x7F,0x00, // -N-27
0x3E,0x41,0x41,0x41,0x3E,0x00, // -O-28
0x7F,0x48,0x48,0x48,0x30,0x00, // -P-29
0x3E,0x41,0x45,0x42,0x3D,0x00, // -Q-30
0x7F,0x48,0x4C,0x4A,0x31,0x00, // -R-31
0x32,0x49,0x49,0x49,0x26,0x00, // -S-32
0x40,0x40,0x7F,0x40,0x40,0x00, // -T-33
0x7E,0x01,0x01,0x01,0x7E,0x00, // -U-34
0x7C,0x02,0x01,0x02,0x7C,0x00, // -V-35
0x7F,0x02,0x0C,0x02,0x7F,0x00, // -W-36
0x63,0x14,0x08,0x14,0x63,0x00, // -X-37
0x60,0x10,0x0F,0x10,0x60,0x00, // -Y-38
0x43,0x45,0x49,0x51,0x61,0x00, // -Z-39
0x12,0x15,0x15,0x0E,0x01,0x00, // -a-40
0x7F,0x0A,0x11,0x11,0x0E,0x00, // -b-41
0x0E,0x11,0x11,0x11,0x08,0x00, // -c-42
0x0E,0x11,0x11,0x0A,0x7F,0x00, // -d-43
0x0E,0x15,0x15,0x15,0x08,0x00, // -e-44
0x08,0x3F,0x48,0x48,0x20,0x00, // -f-45
0x0C,0x12,0x12,0x12,0x0F,0x00, // -g-46
0x7F,0x08,0x10,0x10,0x0F,0x00, // -h-47
0x00,0x00,0x4F,0x00,0x00,0x00, // -i-48
0x00,0x00,0x08,0x4F,0x00,0x00, // -j-49
0x7F,0x04,0x0A,0x11,0x01,0x00, // -k-50
0x00,0x41,0x7F,0x01,0x00,0x00, // -l-51
0x0F,0x10,0x0F,0x10,0x0F,0x00, // -m-52
0x10,0x0F,0x10,0x10,0x0F,0x00, // -n-53
0x0E,0x11,0x11,0x11,0x0E,0x00, // -o-54
0x1F,0x12,0x12,0x12,0x0C,0x00, // -p-55
0x0C,0x12,0x12,0x12,0x1F,0x00, // -q-56
0x10,0x0F,0x10,0x10,0x08,0x00, // -r-57
0x09,0x15,0x15,0x15,0x12,0x00, // -s-58
0x10,0x7E,0x11,0x11,0x12,0x00, // -t-59
0x1E,0x01,0x01,0x1E,0x01,0x00, // -u-60
0x1C,0x02,0x01,0x02,0x1C,0x00, // -v-61
0x1E,0x01,0x1E,0x01,0x1E,0x00, // -w-62
0x11,0x0A,0x04,0x0A,0x11,0x00, // -x-63
0x1C,0x02,0x02,0x04,0x1F,0x00, // -y-64
0x11,0x13,0x15,0x19,0x11,0x00, // -z-65
};
//-------------------------------------------------------------------------------------------
//** 外部中斷0處理程序
//-------------------------------------------------------------------------------------------
void intersvr0(void) interrupt 0 using 1
{
TH0=-137/256; TL0=-137%256; //給定時器一定的偏移量,
//讓外部中斷與定時中斷在時間上錯開,避免沖突
i=24; P1=0xff; ET0=1; //顯示初始化
N++; //進行轉速計數
}
//-------------------------------------------------------------------------------------------
//** 定時中斷0處理函數 **
//-------------------------------------------------------------------------------------------
void timer0(void) interrupt 1 using 1
{
TH0=-(Rt/256); TL0=-(Rt%256); //顯示"一排"LED的時間
if(j>0) j--; //在字符表中取字
else {
j=5;
{
if(i>0) i--;
else {
i=0;
ET0=0;
}
}
}
P1=~ASCIIDOC[V[i]*6+j]; //取出的數據到輸出口
}
//-------------------------------------------------------------------------------------------
//** 定時中斷1處理函數 **
//-------------------------------------------------------------------------------------------
void timer1(void) interrupt 3 using 1
{
TH1=-5000/256;
TL1=-5000%256; //將5毫秒作為一個時間段
S++; //增加一個5毫秒
if(S==2400) { //如到12秒
num=N; //取出計數值
BG=1; //將更新顯示數組
S=0; //5毫秒計數器歸零
N=0; //轉速計數器歸零
}
}
//-------------------------------------------------------------------------------------------
//** 顯示畫面之一 **
//-------------------------------------------------------------------------------------------
void Display1(void)
{
V[0]=36; //W
V[1]=44; //e
V[2]=51; //l
V[3]=42; //c
V[4]=54; //o
V[5]=52; //m
V[6]=44; //e
V[7]=10; //(空)
V[8]=33; //T
V[9]=54; //o
V[10]=10; //(空)
V[11]=21; //H
V[12]=44; //e
V[13]=57; //r
V[14]=44; //e
}
//-------------------------------------------------------------------------------------------
//** 顯示畫面之二 **
//-------------------------------------------------------------------------------------------
void Display2(void)
{
V[0]=29; //P
V[1]=51; //l
V[2]=44; //e
V[3]=40; //a
V[4]=58; //s
V[5]=44; //e
V[6]=10; //(空)
V[7]=62; //w
V[8]=40; //a
V[9]=48; //i
V[10]=59; //t
V[11]=10; //(空)
V[12]=10; //(空)
V[13]=10; //(空)
V[14]=10; //(空)
}
//-------------------------------------------------------------------------------------------
//** 顯示畫面之三 **
//-------------------------------------------------------------------------------------------
void Display3(void)
{
V[0]=31; //R
V[1]=29; //P
V[2]=26; //M
V[3]=13; //:
V[4]=10; //(空)
num=num*5; //因是按12秒為計數單位得到的數值, 按分鐘的計數時還需乘5
do { //從低位到高位分別取得數字，放入緩沖區
bb=num/10;
aa=num-bb*10;
V[8-cc]=aa;
num=bb;cc++;
}while(num>0);
V[9]=10; //(空)
V[10]=10; //(空)
V[11]=10; //(空)
V[12]=10; //(空)
V[13]=10; //(空)
V[14]=10; //(空)
}
//-------------------------------------------------------------------------------------------
//** 主程序 **
//-------------------------------------------------------------------------------------------
void main(void)
{
unsigned char k; //循環變量
TMOD=0x10; //使用定時器的方式
TH0=0; TL0=0; //初始化定時中斷0
TR0=1; ET0=1;
TH1=0; TL1=0; //初始化定時中斷1
TR1=1; ET1=1;
IT0=1; EX0=1; //初始化外部中斷0
EA=1; //打開中斷功能
Rt=1100; //設置LED顯示1列的時間
BZ=0; //顯示狀態標志置0
for(k=0;k<25;k++) V[k]=10; //初始化顯示數組
while(1) //進入主程序循環
{
if(BZ==0){
Display1(); //顯示開機畫面"Welcome To Here"
if(S>1200) BZ=1; //顯示6秒后進入下一步顯示
}
if(BZ==1){
Display2(); //顯示字符"Please wait"
if(S>2200) BZ=2; //開機11秒后,進入轉速顯示
}
if((BG==1)&&(BZ==2)){
Display3(); //顯示轉速
BG=0;cc=0; //初始化變量
}
}
}