/*
POV搖擺顯示LED鐘C51程序
*/
#include
/*硬件端口定義*/
sbit set0=P0^1;
sbit set1=P0^0;
sbit set2=P0^2;
sbit put1=P3^6;
sbit put2=P3^7;
/*時鐘用數組*/
unsigned char BUFFER[]={0,0,0,0};
unsigned char maxnum[]={59,23};
/*顯示用數組*/
unsigned int v[20];
unsigned int w[7];
/*字符字模*/
unsigned char code ASCIIDOC[] = // ASCII
{
0x7C,0x8A,0x92,0xA2,0x7C,0x00, // -0-00
0x00,0x42,0xFE,0x02,0x00,0x00, // -1-01
0x46,0x8A,0x92,0x92,0x62,0x00, // -2-02
0x84,0x82,0x92,0xB2,0xCC,0x00, // -3-03
0x18,0x28,0x48,0xFE,0x08,0x00, // -4-04
0xE4,0xA2,0xA2,0xA2,0x9C,0x00, // -5-05
0x3C,0x52,0x92,0x92,0x8C,0x00, // -6-06
0x80,0x8E,0x90,0xA0,0xC0,0x00, // -7-07
0x6C,0x92,0x92,0x92,0x6C,0x00, // -8-08
0x62,0x92,0x92,0x94,0x78,0x00, // -9-09
0x00,0x00,0x00,0x00,0x00,0x00, // - -10
0x00,0x00,0xFA,0x00,0x00,0x00, // -!-11
0x04,0x08,0x10,0x20,0x40,0x00, // -/-12
0x00,0x6C,0x6C,0x00,0x00,0x00, // -:-13
0x3E,0x48,0x88,0x48,0x3E,0x00, // -A-14
0xFE,0x92,0x92,0x92,0x6C,0x00, // -B-15
0x7C,0x82,0x82,0x82,0x44,0x00, // -C-16
0xFE,0x82,0x82,0x82,0x7C,0x00, // -D-17
0xFE,0x92,0x92,0x92,0x82,0x00, // -E-18
0xFE,0x90,0x90,0x90,0x80,0x00, // -F-19
0x7C,0x82,0x8A,0x8A,0x4E,0x00, // -G-20
0xFE,0x10,0x10,0x10,0xFE,0x00, // -H-21
0x00,0x82,0xFE,0x82,0x00,0x00, // -I-22
0x04,0x02,0x82,0xFC,0x80,0x00, // -J-23
0xFE,0x10,0x28,0x44,0x82,0x00, // -K-24
0xFE,0x02,0x02,0x02,0x02,0x00, // -L-25
0xFE,0x40,0x30,0x40,0xFE,0x00, // -M-26
0xFE,0x20,0x10,0x08,0xFE,0x00, // -N-27
0x7C,0x82,0x82,0x82,0x7C,0x00, // -O-28
0xFE,0x90,0x90,0x90,0x60,0x00, // -P-29
0x7C,0x82,0x8A,0x84,0x7A,0x00, // -Q-30
0xFE,0x90,0x98,0x94,0x62,0x00, // -R-31
0x64,0x92,0x92,0x92,0x4C,0x00, // -S-32
0x80,0x80,0xFE,0x80,0x80,0x00, // -T-33
0xFC,0x02,0x02,0x02,0xFC,0x00, // -U-34
0xF8,0x04,0x02,0x04,0xF8,0x00, // -V-35
0xFE,0x04,0x18,0x04,0xFE,0x00, // -W-36
0xC6,0x28,0x10,0x28,0xC6,0x00, // -X-37
0xC0,0x20,0x1E,0x20,0xC0,0x00, // -Y-38
0x86,0x8A,0x92,0xA2,0xC2,0x00, // -Z-39
0x24,0x2A,0x2A,0x1C,0x02,0x00, // -a-40
0xFE,0x14,0x22,0x22,0x1C,0x00, // -b-41
0x1C,0x22,0x22,0x22,0x10,0x00, // -c-42
0x1C,0x22,0x22,0x14,0xFE,0x00, // -d-43
0x1C,0x2A,0x2A,0x2A,0x10,0x00, // -e-44
0x10,0x7E,0x90,0x90,0x40,0x00, // -f-45
0x19,0x25,0x25,0x25,0x1E,0x00, // -g-46
0xFE,0x10,0x20,0x20,0x1E,0x00, // -h-47
0x00,0x00,0x9E,0x00,0x00,0x00, // -i-48
0x00,0x01,0x11,0x9E,0x00,0x00, // -j-49
0xFE,0x08,0x14,0x22,0x02,0x00, // -k-50
0x00,0x82,0xFE,0x02,0x00,0x00, // -l-51
0x1E,0x20,0x1E,0x20,0x1E,0x00, // -m-52
0x20,0x1E,0x20,0x20,0x1E,0x00, // -n-53
0x1C,0x22,0x22,0x22,0x1C,0x00, // -o-54
0x3F,0x24,0x24,0x24,0x18,0x00, // -p-55
0x18,0x24,0x24,0x24,0x3F,0x00, // -q-56
0x20,0x1E,0x20,0x20,0x10,0x00, // -r-57
0x12,0x2A,0x2A,0x2A,0x24,0x00, // -s-58
0x20,0xFC,0x22,0x22,0x24,0x00, // -t-59
0x3C,0x02,0x02,0x3C,0x02,0x00, // -u-60
0x38,0x04,0x02,0x04,0x38,0x00, // -v-61
0x3C,0x02,0x3C,0x02,0x3C,0x00, // -w-62
0x22,0x14,0x08,0x14,0x22,0x00, // -x-63
0x39,0x05,0x05,0x09,0x3E,0x00, // -y-64
0x22,0x26,0x2A,0x32,0x22,0x00, // -z-65
};
unsigned int TZ,Ti;
unsigned char ii,jj,nn,mm,tt, Ms;
/*延時函數*/
void DelayMs(unsigned int msec)
{
unsigned int x,y;
for(x=0; x<=msec;x++)
{
for(y=0;y<=110;y++);
}
}
/*鍵盤去抖處理函數*/
unsigned char ChKey(bit Key)
{
if(Key==0){
DelayMs(30);
if(Key==0) return(1);
}
}
/*定時器中斷0處理(時鐘)函數*/
void timer0(void) interrupt 1 using 1
{
TH0=-(5000/256);
TL0=-(5000%256);
TR0=1;
BUFFER[0]=BUFFER[0]+1;
if (BUFFER[0]>201){
BUFFER[0]=0; BUFFER[1]=BUFFER[1]+1;
Ms=!Ms;
if (BUFFER[1]==60){
BUFFER[1]=0;BUFFER[2]=BUFFER[2]+1;
if (BUFFER[2]==60){
BUFFER[2]=0;BUFFER[3]=BUFFER[3]+1;
if (BUFFER[3]==24) BUFFER[3]=0;
}
}
}
}
/*定時器中斷1處理(LED驅動)函數*/
void timer1(void) interrupt 3 using 1
{
TH1=(Ti+tt*15)/256; TL1=(Ti+tt*15)%256;
if((put1==1)&&(ii<7)&&(Ms*w[ii]==0)) P2=~ASCIIDOC[v[ii]*6+jj]; else P2=0xff;
jj++; tt++;
if(jj>5) {ii++; jj=0;};
if(ii>10) {ii=0;put1=~put1; put2=~put2;tt=0;}
}
/*主程序*/
void main(void)
{
Ms=1;
Ti=-2100; //根據實際調整
mm=14;
put1=0;put2=1;
/*初始化定時中斷0*/
TMOD=0x11;
TH0=-5000/256; TL0=-5000%256;
TR0=1;ET0=1;
/*初始化定時中斷1*/
TH1=Ti/256; TL1=Ti%256;
TR1=1;ET1=1;
/* 七個顯示位置,中間為":" 符 */
v[0]=10;
v[1]=10;
v[2]=10;
v[3]=13;
v[4]=10;
v[5]=10;
v[6]=10;
/*正常運行狀態(tài),讓中間":"符閃現*/
w[1]=0;
w[2]=0;
w[3]=1;
w[4]=0;
w[5]=0;
/*搖擺棒初始啟動*/
do {
mm--;
DelayMs(120+mm*5);
put1=~put1; put2=~put2;
}while(mm>0);
/*啟動顯示*/
ii=0;jj=0;
EA=1;
/*正式運行*/
for(;;){
while(1){
/*顯示時和分*/
v[1]=BUFFER[3]/10;
v[2]=BUFFER[3]-v[1]*10;
v[4]=BUFFER[2]/10;
v[5]=BUFFER[2]-v[4]*10;
/*按鍵處理*/
if(ChKey(set0)==1){ //調整項鍵
if(TZ<2) TZ++; else TZ=0;
/*閃現調整項*/
switch(TZ){
case 0:w[1]=0;w[2]=0;w[3]=1;w[4]=0;w[5]=0;break;//正常時秒閃
case 1:w[1]=0;w[2]=0;w[3]=0;w[4]=1;w[5]=1;break;//調分時分閃
case 2:w[1]=1;w[2]=1;w[3]=0;w[4]=0;w[5]=0;break;//調時時時閃
}
};
DelayMs(300);
if(ChKey(set1)==1){ if(BUFFER[TZ+1]
// 加法鍵
if(ChKey(set2)==1){ if(BUFFER[TZ+1]>0) BUFFER[TZ+1]--; else BUFFER[TZ+1]=maxnum[TZ-1];DelayMs(300);};
// 減法鍵
DelayMs(300);
}
}
}
四. 結語
本制作的最大問題是操聲和振動問題，盡管做了努力，還是沒有完全解決，還有改善余地。由于設計沒有考慮回擺時的顯示，顯示有明顯閃爍現象，也需要進一步完善。