数字阀的步进电机驱动控制系统设计

1、#include #include #define uchar unsigned char#define uint unsigned intunsigned char code FFW8=0x01,0x03,0x02,0x06,0x04,0x0c,0x08,0x09; / 正转unsigned char code REV8=0x09,0x08,0x0c,0x04,0x06,0x02,0x03,0x01; / 反转sbit k1=P32; / 运行与停止sbit k2=P33; / 设定圈数sbit k3=P31; / 方向转换sbit k4=P30; / 速度调整sbit LCD_RS=P25

2、;sbit LCD_RW=P26;sbit LCD_EN=P27;bit on_off=0; / 运行与停止标志bit direction=1; /方向标志bit rate_dr=1; / 速度标志bit snum_dr=1; / 圈数标志uchar code cdis1="welcome"uchar code cdis2="2015/3/12"uchar code cdis3=" STOP "uchar code cdis4="NUM: RATE: "uchar code cdis5="RUNNING&

3、quot;uchar m,v=0,q=0;uchar number=0,number1=0; uchar snum=20,snum1=20; /预设圈数uchar rate=3; /预设速率uchar data_temp,data_temP0, data_temp2;/延时t msvoid delay(uint t/延时约1ms，时钟11.0592MHZuchar k;while(t-for(k=0;k<120;k+void delayB(uchar x/x*0.14Msuchar i;while(x-for(i=0;i<13;i+bit LCD_busy(/检查LCD忙状态bit

4、 result;LCD_RS=0;LCD_RW=1;LCD_EN=1;delay(5;result=(bit(P0&0x80;LCD_EN=0;return(result;void lcd_wcmd(uchar cmd/写指令数据到LCDwhile(lcd_busy(;LCD_RS=0;LCD_RW=0;LCD_EN=0;_nop_(;_nop_(;P0=cmd;delay(5;LCD_EN=0;void lcd_wdat(uchar dat/写显示数据到LCDwhile(lcd_busy(;LCD_RS=1;LCD_RW=0;LCD_EN=0;P0=dat;delay(5;LCD_E

5、N=1;delay(5;LCD_EN=0;void lcd_init( /LCD初始化设定delay(30;lcd_wcmd(0x38;/16*2显示，5*7点阵，delay(5;lcd_wcmd(0x38;delay(5;lcd_wcmd(0x38;delay(5;lcd_wcmd(0x0c;/显示开，光标关delay(5;lcd_wcmd(0x06;/移动光标delay(5;lcd_wcmd(0x01;/清屏delay(5;void lcd_pos(uchar pos/设置显示位置lcd_wcmd(pos| 0x80;/数据指针=80+地址变量void LCD_init_DIS( /LCD

6、1602初始显示子程序delay(10;lcd_init(; /初始化LCDlcd_pos(0; /设置显示位置为第一行的第1个字符m=0;while(cdis1m!='0' /显示字符lcd_wdat(cdis1m;m+;lcd_pos(0x40; /设置显示位置为第二行的第1个字符m=0;while(cdis2m!='0'lcd_wdat(cdis2m;m+;delay(3000;lcd_pos(0; /设置显示位置为第一行的第1个字符m=0;while(cdis3m!='0' /显示字符lcd_wdat(cdis3m;m+;lcd_pos(

7、0x40; /设置显示位置为第二行的第1个字符m=0;while(cdis4m!='0'lcd_wdat(cdis4m; / 显示字符m+;for(m=0;m<2;m+lcd_pos(0x0c+m;/显示方向符号lcd_wdat(0x3e;void data_conv( /数据转换子程序data_temP0=data_temp/10; /高位if(data_temP0=0data_temP0=0x20; /高位为0不显示elsedata_temP0=data_temP0+0x30;data_temp2+data_temp%10;/低位data_temp2=data_tem

8、p2+0x30;void data_dis(/数据显示程序data_temp=snum;/显示圈数data_conv(;lcd_pos(0x44;lcd_wdat(data_temP0;lcd_pos(0x45;lcd_wdat(data_temp2;data_temp=rate;/显示速度data_conv(;lcd_pos(0x4d;lcd_wdat(data_temP0;lcd_pos(0x4e;lcd_wdat(data_temp2;void motor_DR(/显示运行方向符号if(direction=1/正转方向标志for(m=0;m<2;m+lcd_pos(0x0c+m;/

9、 显示方向符号lcd_wdat(0x3e;elsefor(m=0;m<2;m+lcd_pos(0x0c+m;/ 显示方向符号 ？lcd_wdat(0x3c; /?void motor_RUN( /显示运行状态if(on_off=1TR0=1;lcd_pos(0;/设置显示位置为第一行的第一个字符m=0;while(cdis5m!='0'lcd_wdat(cdis5m; / 显示字符 RUNNINGm+;motor_DR(;elseTR0=0;P0=0x0f;lcd_pos(0; /设置显示位置为第一行的第一个字符m=0;while(cdis3m!='0'l

10、cd_wdat(cdis3m; / 显示字符 STOPm+;motor_DR(;snum=snum1;number1=0;/清空圈数计数器void main(LCD_init_DIS(;TMOD=0x01;/T0计时方式1TL0=0x33; /?TH0=0xf5; /?EA=1;ET0=1;while(1if(k1=0/读取键盘1delay(10;if(k1=0on_off=on_off;motor_RUN(;if(k2=0/读取键盘2delay(10;if(k2=0if(snum_dr=1snum+;snum1=snum;if(snum=0x14snum_dr=snum_dr;elsesnu

11、m-;snum1=snum;if(snum=0x01snum_dr=snum_dr;if(k3=0 /读取键盘3delay(10;if(k3=0direction=direction ;motor_DR(;if(k4=0 /读取键盘4delay(10;if(k4=0if(rate_dr=1rate+;if(rate=0x10rate_dr=rate_dr;elserate-;if(rate=0x01rate_dr=rate_dr;if(number1=snum1 /检查是否与设定的圈数相等number1=0;on_off=0;TR0=0;snum=snum1;P1=0x0f;motor_RUN(;data_dis(;void motor_onoff( interrupt 1TL0=0x33;TH0=0xf5;q+;if(q return