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步進(jìn)電機(jī)控制程序(c語言+51單片機(jī))

作者: 時(shí)間:2011-05-01 來源:網(wǎng)絡(luò) 收藏

void ext_int0(void) interrupt 0 { /* 主 齒輪 中斷 */
uint tmp;
EA = 0;
if( !pri_dj ){
round_num ++;
if (round_num % Chilun_Num == 0 ){
one_round_flg = 1;
tmp = round_num / Chilun_Num ;
set_display_num();
P0 = 0xf0;
P0 = P0 | LEDBuf[0] ;
led_1000 = 0;
P0 |= 0xf0;

本文引用地址:http://butianyuan.cn/article/162126.htm

P0 = 0xf0;
P0 = P0 | LEDBuf[1] ;
led_100 = 0;
P0 |= 0xf0;

P0 = 0xf0;
P0 = P0 | LEDBuf[2] ;
led_10 = 0;
P0 |= 0xf0;

P0 = 0xf0;
P0 = P0 | LEDBuf[3] ;
led_1 = 0;
P0 |= 0xf0;

P0 = 0xf0;
}
if ( round_num >= set_round_num ) Dj_stop();
}
EA = 0x81;
}

void display(){
uchar i;
uint tmp = 0;
tmp = round_num / Chilun_Num ;
set_display_num();
for(i = 0; i LEDLen ; i ++){
P0 = 0xf0;
P0 = P0 | LEDBuf[i] ;
if(i==0) led_1000 = 0; //P0^4
if(i==1) led_100 = 0; //P0^5
if(i==2) led_10 = 0; //P0^6
if(i==3) led_1 = 0; //P0^7
P0 |= 0xf0;
}
P0 = 0xf0;
}

void read_num(){
/* 讀播碼盤 到 set_round_num ,set_pwm_width */
uchar tmp;
P2 = 0xFF;
P2 = 0xEF; // 1110 1111
delay ( 1ms );
tmp = ~(P2 | 0xF0);

P2 = 0xDF; // 1101 1111
delay ( 1ms );
tmp = (~(P2 | 0xF0 )) * 10 + tmp;
set_round_num = tmp;

P2 = 0xBF; // 1011 1111
delay ( 1ms );
tmp = (~(P2 | 0xF0));

P2 = 0x7F; // 0111 1111
delay ( 1ms );
tmp = (~(P2 | 0xF0)) * 10 + tmp;

set_round_num = set_round_num + tmp * 100;
set_round_num = set_round_num * Chilun_Num;

P2 = 0xFF;
P1 = 0xbF; // 0111 1111
delay ( 1ms );
tmp = ~(P2 | 0xF0) ;

P1 = 0xFF;
P2 = 0xFF;
P1 = 0x7F; // 1011 1111
delay ( 1ms );
tmp = (~(P2 | 0xF0)) * 10 + tmp ;
set_pwm_width = tmp ;

P1 = 0xFF;
P2 = 0xFF;
}

void fx_run(){
#define f_Delay_time 180
while ( bujin_fx_stop ) { /* 反向 回車 直到 傳感器 動(dòng)作*/
P1 = 0xf3; //0011
delay ( f_Delay_time );
P1 = 0xf6; //0110
delay ( f_Delay_time );
P1 = 0xfc; //1100
delay ( f_Delay_time );
P1 = 0xf9; //1001
delay ( f_Delay_time );
}
P1 = 0xff;
}

51單片機(jī)相關(guān)文章:51單片機(jī)教程


c語言相關(guān)文章:c語言教程



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