哈尔滨理工大学13年度自动化学年设计

/* 四路模拟量信号巡检仪* 学校：哈理工自动化学院* 日期：2013年9月10号-2013年9月26号*功能说明：show1:数码管显示 show2：光柱显示 show3:报警上限值设定 show4：报警下限值设定*/#include #includesbit D1=P10;/3202模式控制端sbit D0=P11;/3202数据输出端sbit CLK=P12;/3202时钟控制端sbit X5045=P13;/5045片选端（低电平有效）sbit CS=P14;/3202片选端（低电平有效）sbit key=P15;/按键检测端sbit A0=P16;/4052通道选择端sbit A1=P17;/4052通道选择端sbit clk1=P24;/光柱阴极锁存端sbit LATCH1=P25;/数码管段锁存sbit clk3=P26;sbit CLK4=P27;/单片机动作信号指示灯/*报警声明*/sbit AL_L=P36;/报警下限控制端sbit AL_H=P37;/报警上限控制端#define DataPort P0/定义数据输出端口#define saomiao P2/定义按键端口#define uchar unsigned char#define uint unsigned intunsigned int code number=2,3, 5, 10,20, 40, 80, 160,320, 625, 1250, 2500,5000;/将12位数据转换成千位数unsigned char code dofly_DuanMa=0xC0, 0xF9, 0xA4, 0xB0,0x99, 0x92, 0x82, 0xF8,0x80, 0x90, 0x88, 0x83,0xC6, 0xA1, 0x86, 0x8E,0x89,0xBF;/ 显示段码值0f和,h和-unsigned char code dofly_WeiMa=0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87;/分别对应相应的数码管点亮,即位码unsigned char code gzdata=0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c;/对应点亮相应光柱unsigned char code gzdataj=0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f;/光柱精确显示unsigned int limit_l4;/储存报警值下限unsigned int limit_h4;/储存报警值上限unsigned char TempData8; /存储显示值的全局变量uchar gz3;/储存光柱显示值变量uint dispnum,qiehuan,channel,limit,xkey,dat,top,topj;uchar cos;uchar limith,limitl;/报警延时去抖void show1();void show2();void show3();void show4();uint MCP();void shujuzhuanhuan(uint dat);void fenxi(uint c0);void fenxi1(uint c0);void Display();void delay(unsigned char t);uchar getkey();void jiexikey(uchar xkey);void channel_sel(uchar channel);void jia();void jia1();void jian();void jian1();void alarming();uchar top1();uchar jingque();void dispgz();/* 延时函数，延时多少毫秒*/void delayms(unsigned char t)while(t-) /大致延时1mS delay(245); delay(245);/微延时void delay(unsigned char t) while(-t);/*初始化函数*/void init(void)/初始化配置AL_L=1;AL_H=1;channel = 0;dispnum = 0;limit_h4=(5000,5000,5000,5000);limit_l4=(200,200,200,200);qiehuan=0;channel_sel(channel);/*/void main() init();while(1)xkey=getkey();jiexikey(xkey);if(qiehuan=0)show1();else if(qiehuan=1)show2();else if(qiehuan=2)show3();else if(qiehuan=3)show4();/*数码管显示*/void show1() dispnum=0;channel_sel(channel);if(channel=(-1)channel=3;if(channel=4)channel=0;dat=MCP();shujuzhuanhuan(dat);alarming();fenxi1(dispnum);Display();/*光柱显示*/void show2() dispnum=0;channel_sel(channel);if(channel=(-1)channel=3;if(channel=4)channel=0;dat=MCP();shujuzhuanhuan(dat);alarming();fenxi(dispnum);top=top1();topj=jingque();dispgz();/*上限值设定*/void show3()xkey=getkey();if(channel=(-1)channel=3;if(channel=4)channel=0;jiexikey(xkey);fenxi1(limit_hchannel);Display();/*下限值设定*/void show4()xkey=getkey();if(channel=(-1)channel=3;if(channel=4)channel=0;jiexikey(xkey);fenxi1(limit_lchannel);Display();/*MCP3202数模转换程序*/uint MCP()uint dat=0,i; CS=1; /片选关闭 CLK=0; /clk拉低 CS=0; /片选打开 delay(1); D1=1; /启动转换 delay(1); CLK=1; /第一个脉冲上升沿 delay(1); D1=0; delay(1); CLK=0; /clk拉低 D1=1; /配置1 delay(1); CLK=1; /第二个脉冲 上升沿 delay(1); D1=0; CLK=0; /clk拉低 D1=0; /配置0 ：配置1和配置0共同决定选择CH0通道 delay(1); CLK=1; /第三个脉冲上升沿 delay(1); CLK=0; delay(1); CLK=1; /第四个脉冲上升沿 delay(1); CLK=0; D1=1; / delay(1); CLK=1; /第五个脉冲上升沿 delay(1); for(i=0;i12;i+)/读出12位数据 CLK=0; delay(1); dat=dat1|D0; delay(1); CLK=1; delay(1); return dat;/*12位MCP3202数据转换为十进制数字*/void shujuzhuanhuan(uint dat) uchar i,temp;for(i=0;ii) & 0x01;if(temp = 1)dispnum += numberi; /*数据显示转换程序*/void fenxi(uint c0)uint c1,c2,c3,c4,c5,c6; c1=c0/1000; c2=c0-c1*1000; c3=c2/100; c4=c2-c3*100; c5=c4/10; c6=c4-c5*10; gz0=c1;gz1=c3;gz2=c5;/*上四位数据显示下四位显示通道*/void fenxi1(uint c0)uint c1,c2,c3,c4,c5,c6; c1=c0/1000; c2=c0-c1*1000; c3=c2/100; c4=c2-c3*100; c5=c4/10; c6=c4-c5*10; TempData0=dofly_DuanMac1&0x7f; TempData1=dofly_DuanMac3; TempData2=dofly_DuanMac5; TempData3=dofly_DuanMac6; TempData4=dofly_DuanMa12; TempData5=dofly_DuanMa16; TempData6=dofly_DuanMa17; TempData7=dofly_DuanMachannel; /*- 显示函数，用于动态扫描数码管-*/void Display() saomiao=dofly_WeiMa0; /取位码DataPort=TempData0; /取显示数据，段码 LATCH1=1; /段锁存 LATCH1=0; P0 = 0X00; delayms(2);/ 扫描间隙延时，时间太长会闪烁，太短会造成重影 saomiao=dofly_WeiMa1; /取位码 DataPort=TempData1; /取显示数据，段码 LATCH1=1; /段锁存 LATCH1=0; P0 = 0X00; delayms(2);/ 扫描间隙延时，时间太长会闪烁，太短会造成重影 saomiao=dofly_WeiMa2; /取位码 DataPort=TempData2; /取显示数据，段码 LATCH1=1; /段锁存 LATCH1=0; P0 = 0X00; delayms(2);/ 扫描间隙延时，时间太长会闪烁，太短会造成重影 saomiao=dofly_WeiMa3; /取位码 DataPort=TempData3; /取显示数据，段码 LATCH1=1; /段锁存 LATCH1=0; P0 = 0X00; delayms(2);/ 扫描间隙延时，时间太长会闪烁，太短会造成重影 saomiao=dofly_WeiMa4; /取位码 DataPort=TempData4; /取显示数据，段码 LATCH1=1; /段锁存 LATCH1=0; P0 = 0X00; delayms(2);/ 扫描间隙延时，时间太长会闪烁，太短会造成重影 saomiao=dofly_WeiMa5; /取位码 DataPort=TempData5; /取显示数据，段码 LATCH1=1; /段锁存 LATCH1=0; P0 = 0X00; delayms(2);/ 扫描间隙延时，时间太长会闪烁，太短会造成重影saomiao=dofly_WeiMa6; /取位码 DataPort=TempData6; /取显示数据，段码 LATCH1=1; /段锁存 LATCH1=0; P0 = 0X00; delayms(2);/ 扫描间隙延时，时间太长会闪烁，太短会造成重影 saomiao=dofly_WeiMa7; /取位码 DataPort=TempData7; /取显示数据，段码 LATCH1=1; /段锁存 LATCH1=0; P0 = 0X00; delayms(2);/ 扫描间隙延时，时间太长会闪烁，太短会造成重影 /*按键扫描*/uchar getkey()char xkey=0;P0=0xff;clk1=1;clk1=0;LATCH1=1;LATCH1=0;P2=0x00;if(key=1) delay(10);if(key=1)xkey=1;while(key);P2=0x01;if(key=1) delay(10);if(key=1)xkey=2;while(key);P2=0x02;if(key=1) delay(10);if(key=1)xkey=3;while(key);P2=0x03;if(key=1) delay(10);if(key=1)xkey=4;while(key);return xkey;/*分析按键功能*/void jiexikey(uchar xkey) switch(xkey) case 1:channel+;break;case 2:if(qiehuan=2)jia();else if(qiehuan=3)jia1();break;case 3:if(qiehuan=2)jian();else if(qiehuan=3)jian1();break;case 4:qiehuan+;if(qiehuan4) qiehuan= 0;break;default:break; xkey=0;/* CD4502通道选择*/void channel_sel(uchar channel) /CD4502通道选择 if(channel=0)A0 = 0; A1 = 0; / 0Y if(channel=1)A0 = 0; A1 = 1; / 1Y if(channel=2)A0 = 1; A1 = 1; / 2Y if(channel=3)A0 = 1; A1 = 0; / 3Y if(channel=(-1)channel=3;if(channel=4)channel=0;/*上限值加设定*/void jia()limit=limit_hchannel/10; doif(limit500)limit=0;limit_hchannel=limit*10;fenxi1(limit_hchannel);Display(); xkey=0; while(2=xkey);/*下限值加设定*/void jia1()limit=limit_lchannel/10; doif(limit500)limit=0;limit_lchannel=limit*10;fenxi1(limit_lchannel);Display(); xkey=0; while(2=xkey);/*上限值减设定*/void jian() limit=limit_hchannel/10; do if(limit=500) /减操作 if(limit=0)limit=10;limit=limit-10;elselimit=limit-10; if(limit=0)limit=500;limit_hchannel=limit*10;fenxi1(limit_hchannel);Display();xkey=0; while(3=xkey);/*下限值减设定*/void jian1() limit=limit_lchannel/10; do if(limit=500)/减操作 if(limit=0)limit=10;limit=limit-10;elselimit=limit-10; if(limit=limit_hchannel)limith+;limitl=0;if(limith=8)limith=0;AL_H=0;AL_L=1; if(dispnum=8)limitl=0;AL_L=0;AL_H=1; if(dispnumlimit_lchannel+10&dispnum=5) top=10; else if(gz0=4)&(gz1=0) top=9; else if(gz0=3)&(gz1=5) top=8; else if(gz0=3)&(gz1=0) top=7; else if(gz0=2)&(gz1=5) top=6; else if(gz0=2)&(gz1=0) top=5; else if(gz0=1)&(gz1=5) top=4; else if(gz0=1)&(gz1=0) top=3; else if(gz0=0)&(gz1=5) top=2; else if(gz0=0)&(gz1=0) top=1; else if(gz0=0)&(gz1=0) top=0; return top;/*光柱精确显示*/ucha