步进电机(键盘控制可调速)

步进电机(键盘控制可调速)1.2.3转载专业文档 2008-04-04 22:52:35 阅读779 评论0 字号：大中小步进电机(键盘控制可调速)#include <reg51.h>#define uchar unsigned charstatic unsigned int count; //计数static int step_index; //步进索引数，值为0－7static bit turn; //步进电机转动方向static bit stop_flag; //步进电机停止标志static int speedlevel; //步进电机转速参数，数值越大速度越大，最小值为1，速度最慢static int spcount; //步进电机转速参数计数void ddelay(void); //键盘扫描延时函数void delay(unsigned int endcount); //延时函数，延时为endcount*1毫秒void gorun(); //步进电机控制步进函数sbit P10=P2^0 ; //电机端口定义sbit P11=P2^1 ;sbit P12=P2^2;sbit P13=P2^3 ;/* 键消抖延时函数 */void ddelay(void){uchar i;for (i=300;i>0;i--);}/* 键扫描函数*/uchar keyscan(void){uchar scancode;uchar tmpcode;P1 = 0xf8; // 发全0行扫描码if ((P1&0xf8)!=0xf8) // 若有键按下{ddelay(); // 延时去抖动if ((P1&0xf8)!=0xf8) // 延时后再判断一次，去除抖动影响{scancode = 0xfe;while((scancode&0x08)!=0) // 逐行扫描{P1 = scancode; // 输出行扫描码if ((P1&0xf8)!=0xf8) // 本行有键按下{tmpcode = (P1&0xf8)|0x07;return((~scancode)+(~tmpcode)); // 返回特征字节码，为1的位即对应于行和列 }else scancode = (scancode<<1)|0x01; // 行扫描码左移一位}}}return(0); // 无键按下，返回值为0}void main(void){uchar key;count = 0;step_index = 0;spcount = 0;P10 = 0;P11 = 0;P12 = 0;P13 = 0;EA = 1; //允许CPU中断TMOD = 0x11; //设定时器0和1为16位模式1ET0 = 1; //定时器0中断允许TH0 = 0xFc;TL0 = 0x18; //设定时每隔1ms中断一次TR0 = 1; //开始计数stop_flag = 0;turn=0;speedlevel = 20;while(1){key = keyscan();switch(key){case 0x09: //按键#，正转以speedlevel = 1的速度转1000*0.5MS=0.5Sstop_flag=0;turn = 0;speedlevel =10;gorun();delay(1000);break;case 0x0c: //按键*，停止 2000*0.5MS=0.5Sstop_flag=1;break;case 0x0a: //按键0，反转以speedlevel = 1的速度转1000*0.5MS=0.5S stop_flag=0;turn=1;speedlevel =10;gorun();delay(1000);break;case 0x11: // 按键9，以--speedlevel的加速转1000*0.5MS=0.5Sstop_flag=0;if (speedlevel==1){ speedlevel=1;}else { --speedlevel;}gorun();delay(1000);break;case 0x12: // 按键8，以++speedlevel的减速转1000*0.5MS=0.5Sstop_flag=0;++speedlevel;gorun();delay(1000);break;}}}//定时器0中断处理void timeint(void) interrupt 1{TH0=0xFc;TL0=0x18; //设定时每隔1ms中断一次count++;spcount--;if(spcount<=0) //速度调整，SPEEDLEVEL越大，延时越长（延时约为1MS*SPEEDLEVEL）， { // 频率越小，速度越慢spcount = speedlevel;gorun();}}void delay(unsigned int endcount)//延时函数，延时为endcount*0.5毫秒{count=0;do{}while(count<endcount);}void gorun(){if (stop_flag==1){P10 = 0;P11 = 0;P12 = 0;P13 = 0;return;}switch(step_index) {case 0: //0P10 = 1;P11 = 0;P12 = 0;P13 = 0;break;case 1: //0、1P10 = 1;P11 = 1;P12 = 0;P13 = 0;break;case 2: //1P10 = 0;P11 = 1;P12 = 0;P13 = 0;break;case 3: //1、2P10 = 0;P11 = 1;P12 = 1;P13 = 0;break;case 4: //2P10 = 0;P11 = 0;P12 = 1;P13 = 0;break;case 5: //2、3P10 = 0;P11 = 0;P12 = 1;P13 = 1;break;case 6: //3P10 = 0;P11 = 0;P12 = 0;P13 = 1;break;case 7: //3、0P10 = 1;P11 = 0;P12 = 0;P13 = 1;}if (turn==0) //正转{step_index++;if (step_index>7)step_index=0;}else{ //反转step_index--;if (step_index<0)step_index=7;}}步进电机(键盘控制可调速加显示)#include <reg51.h>#define uchar unsigned charstatic unsigned int count; //计数static int step_index; //步进索引数，值为0－7static bit turn; //步进电机转动方向static bit stop_flag; //步进电机停止标志static int speedlevel; //步进电机转速参数，数值越大速度越大，最小值为1，速度最慢static int spcount; //步进电机转速参数计数void ddelay(void); //键盘扫描延时函数void delay(unsigned int endcount); //延时函数，延时为endcount*1毫秒void gorun(); //步进电机控制步进函数void Delay400Ms(void);void LCMInit(void); //LCM初始化void WriteCommandLCM(unsigned char WCLCM,BuysC); //BuysC为0时忽略忙检测void DisplayOneChar(uchar X, uchar Y, uchar DData);void DisplayListChar(uchar X, uchar Y,uchar ListLength, uchar *DData,uchar n);sbit P10=P3^0 ; //电机端口定义sbit P11=P3^1 ;sbit P12=P3^2;sbit P13=P3^3 ;uchar code speed[]={ 0x3a,0x39,0x38,0x37,0x36,0x35,0x34,0x33,0x32,0x31,0x30}; uchar code stop[] = {"stop"};uchar code go[] = {"go:"};uchar code back[] = {"back:"};uchar code max[] = {"max:8"};/* 键消抖延时函数 */void ddelay(void){uchar i;for (i=300;i>0;i--);}/* 键扫描函数*/uchar keyscan(void){uchar scancode;uchar tmpcode;P1 = 0xf8; // 发全0行扫描码if ((P1&0xf8)!=0xf8) // 若有键按下{ddelay(); // 延时去抖动if ((P1&0xf8)!=0xf8) // 延时后再判断一次，去除抖动影响{scancode = 0xfe;while((scancode&0x08)!=0) // 逐行扫描{P1 = scancode; // 输出行扫描码if ((P1&0xf8)!=0xf8) // 本行有键按下{tmpcode = (P1&0xf8)|0x07;return((~scancode)+(~tmpcode)); // 返回特征字节码，为1的位即对应于行和列 }else scancode = (scancode<<1)|0x01; // 行扫描码左移一位}}}return(0); // 无键按下，返回值为0}void main(void){uchar key;count = 0;step_index = 0;spcount = 0;P10 = 0;P11 = 0;P12 = 0;P13 = 0;EA = 1; //允许CPU中断TMOD = 0x11; //设定时器0和1为16位模式1ET0 = 1; //定时器0中断允许TH0 = 0xFc;TL0 = 0x18; //设定时每隔1ms中断一次TR0 = 1; //开始计数P0=0XFF;P3 &=0XEF; //573片选LCMInit(); //LCM初始化Delay400Ms();stop_flag = 0;turn=0;speedlevel = 5;DisplayListChar(0,0,3,go,1); //每次扫描键盘显示更新一次uchar code go[] DisplayOneChar(0,1,0x35); //每次扫描键盘显示更新一次while(1){key = keyscan();switch(key){case 0x09: //按键#，正转以speedlevel = 1的速度转1000*0.5MS=0.5S stop_flag=0;turn = 0;speedlevel =5;gorun();WriteCommandLCM(0x01,1);//显示清屏,DisplayListChar(0,0,3,go,0); //每次扫描键盘显示更新一次uchar code go[] DisplayOneChar(0,1,0x35); //每次扫描键盘显示更新一次delay(1000);break;case 0x0c: //按键*，停止 2000*0.5MS=0.5Sstop_flag=1;WriteCommandLCM(0x01,1);//显示清屏,DisplayListChar(0,0,4,stop,0); //每次扫描键盘显示更新一次break;case 0x0a: //按键0，反转以speedlevel = 1的速度转1000*0.5MS=0.5S stop_flag=0;turn=1;speedlevel =5;gorun();WriteCommandLCM(0x01,1);//显示清屏,DisplayListChar(0,0,5,back,0); //每次扫描键盘显示更新一次DisplayOneChar(0,1,0x35); //每次扫描键盘显示更新一次delay(1000);break;case 0x11: // 按键9，以--speedlevel的加速转1000*0.5MS=0.5Sstop_flag=0;if (speedlevel==2){ speedlevel=2;}else { speedlevel--;}gorun();if(speedlevel==2){ DisplayListChar(0,1,5,max,0);}else {DisplayOneChar(0,1, speed[speedlevel]);} //每次扫描键盘显示更新一次 delay(1000);break;case 0x12: // 按键8，以++speedlevel的减速转1000*0.5MS=0.5Sstop_flag=0;speedlevel++;gorun();WriteCommandLCM(0x01,1);//显示清屏,if(turn==0){DisplayListChar(0,0,3,go,0); //每次扫描键盘显示更新一次uchar code go[] DisplayOneChar(0,1, speed[speedlevel]);} //每次扫描键盘显示更新一次else {DisplayListChar(0,0,5,back,0); //每次扫描键盘显示更新一次DisplayOneChar(0,1,speed[speedlevel]);} //每次扫描键盘显示更新一次 delay(1000);break;}}}//定时器0中断处理void timeint(void) interrupt 1{TH0=0xFc;TL0=0x18; //设定时每隔1ms中断一次count++;spcount--;if(spcount<=0) //速度调整，SPEEDLEVEL越大，延时越长（延时约为1MS*SPEEDLEVEL）， { // 频率越小，速度越慢spcount = speedlevel;gorun();}}void delay(unsigned int endcount)//延时函数，延时为endcount*0.5毫秒{count=0;do{}while(count<endcount);}void gorun(){if (stop_flag==1){P10 = 0;P11 = 0;P12 = 0;P13 = 0;return;}switch(step_index) {case 0: //0P10 = 1;P11 = 0;P12 = 0;P13 = 0;break;case 1: //0、1P10 = 1;P11 = 1;P12 = 0;P13 = 0;break;case 2: //1P10 = 0;P11 = 1;P12 = 0;P13 = 0;break;case 3: //1、2P10 = 0;P11 = 1;P12 = 1;P13 = 0;break;case 4: //2P10 = 0;P11 = 0;P12 = 1;P13 = 0;break;case 5: //2、3P10 = 0;P11 = 0;P12 = 1;P13 = 1;break;case 6: //3P10 = 0;P11 = 0;P12 = 0;P13 = 1;break;case 7: //3、0P10 = 1;P11 = 0;P12 = 0;P13 = 1;}if (turn==0) //正转 {step_index++;if (step_index>7) step_index=0; }else{ //反转step_index--;if (step_index<0) step_index=7; }}步进电机(自动循环调速)#include <reg51.h>sbit P00=P2^0 ;sbit P01=P2^1 ;sbit P02=P2^2;sbit P03=P2^3 ;static unsigned int count; //计数static int step_index; //步进索引数，值为0－7static bit turn; //步进电机转动方向static bit stop_flag; //步进电机停止标志static int speedlevel; //步进电机转速参数，数值越大速度越快，最小值为1，速度最慢static int spcount; //步进电机转速参数计数void delay(unsigned int endcount); //延时函数，延时为endcount*0.5毫秒void gorun(); //步进电机控制步进函数void main(void){count = 0;step_index = 0;spcount = 0;stop_flag = 0;P00 = 0;P01 = 0;P02 = 0;P03 = 0;EA = 1; //允许CPU中断TMOD = 0x11; //设定时器0和1为16位模式1ET0 = 1; //定时器0中断允许TH0 = 0xFE;TL0 = 0x0C; //设定时每隔0.5ms中断一次TR0 = 1; //开始计数turn = 0;do{speedlevel =4;delay(10000); //以speedlevel = 4的速度转2000*0.5MS=1Sspeedlevel =4;delay(10000); //以speedlevel = 4的速度转2000*0.5MS=1Sstop_flag=1;delay(6000);//停止，2000*0.5MS=3S stop_flag=0;}while(1);}//定时器0中断处理void timeint(void) interrupt 1{TH0=0xFE;TL0=0x0C; //设定时每隔0.5ms中断一次 count++;spcount--;if(spcount<=0){spcount = speedlevel;gorun();}}void delay(unsigned int endcount) {count=0;do{}while(count<endcount);}void gorun(){if (stop_flag==1){P00 = 0;P01 = 0;P02 = 0;P03 = 0;return;}switch(step_index) {case 0: //0P00 = 1;P01 = 0;P02 = 0;P03 = 0;break;case 1: //0、1P00 = 1;P01 = 1;P02 = 0;P03 = 0;break;case 2: //1P00 = 0;P01 = 1;P02 = 0;P03 = 0;break;case 3: //1、2P00 = 0;P01 = 1;P02 = 1;P03 = 0;break;case 4: //2P00 = 0;P01 = 0;P02 = 1;P03 = 0;break;case 5: //2、3P00 = 0;P01 = 0;P02 = 1;P03 = 1;break;case 6: //3P00 = 0;P01 = 0;P02 = 0;P03 = 1;break;case 7: //3、0P00 = 1;P01 = 0;P02 = 0;P03 = 1;}if (turn==0){step_index++;if (step_index>7) step_index=0; }else{step_index--;if (step_index<0) step_index=7; }}。