PIC测试配置位的使用
[日期:2010-07-08][来源:本站原创作者:admin][字体：大中小](投递新闻)
//K程序主要是测试配置位的使用要调用87X.H杳看//定时中断//原来4的程序是可能为没有按键放开的程序//程序5修正按键松开的程序//biao是指示是否有按键按下如果没有的话就指示为显示4个8#include#include#definePORTDIT(add,bit)((unsigned)(&add)8+(bit))#definePORTBIT(add,bit)((unsigned)(&add)8+(bit))//__IDLOC(1233);//__CONFIG(XT&PWRTEN);staticbitPORT_0@PORTDIT(PORTD,0);/定义PORTD0位/staticbitPORT_1@PORTDIT(PORTD,1);/定义PORTD1位/staticbitPORT_2@PORTDIT(PORTD,2);/定义PORTD2位/staticbitPORT_3@PORTDIT(PORTD,3);/定义PORTD3位/staticbitPORT_4@PORTDIT(PORTD,4);/定义PORTD4位/staticbitPORT_5@PORTDIT(PORTD,5);/定义PORTD5位/staticbitPORT_6@PORTDIT(PORTD,6);/定义PORTD6位/staticbitPORT_7@PORTDIT(PORTD,7);/定义PORTD7位///-------------------------------------------------staticbitPORTD_0@PORTBIT(PORTB,0);/定义PORTB0位/staticbitPORTD_1@PORTBIT(PORTB,1);/定义PORTB1位/staticbitPORTD_2@PORTBIT(PORTB,2);/定义PORTB2位/staticbitPORTD_3@PORTBIT(PORTB,3);/定义PORTB3位/staticbitPORTD_4@PORTBIT(PORTB,4);/定义PORTB4位/staticbitPORTD_5@PORTBIT(PORTB,5);/定义PORTB5位/staticbitPORTD_6@PORTBIT(PORTB,6);/定义PORTB6位/staticbitPORTD_7@PORTBIT(PORTB,7);/定义PORTB7位///constchartable[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x7C};unsignedchars;/每0.125S累加1/unsignedcharss,fan;/每1秒累加1/inti=0,tt;
unsignedcharledadr,biao;staticunsignedchark,led1,led2,led2,led3,led4;staticunsignedcharadrshow,count,show1,show2,show3,show4;//显示位控制constchartable[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C,0x39};//A~F/0,1,2,3,4,5,6,7,8,9,A,b,C,c,d,E,/voidkeyscan();voiddelay10ms(unsignedchartime);voidDispaly(unsignedchark);unsignedcharkey,temp;voidtmint(void){T0CS=0;PSA=0;PS2=0;PS1=1;PS0=1;T0IF=0;T0IE=1;}voidinterruptclkint(void)//定时器中断函数{if(T0IF=1)//增加是定时中断时进入{TMR0=0x5b;T0IF=0;ledadr=ledadr+1;if(biao==0)
{if(ledadr>count){ledadr=0;}}if((ledadr==1)&(show1==1||biao==1)){if(biao==1){PORTC=0XFF;PORTA=0;RA0=1;}else{PORTC=led1;PORTA=0;RA0=1;}}if((ledadr==2)&(show2==1||biao==1)){PORTA=0;if(biao==1){PORTC=0XFF;PORTA=0;RA1=1;}else{PORTA=0;PORTC=led2;RA1=1;}}if((ledadr==3)&(show3==1||biao==1)){PORTA=0;if(biao==1){PORTC=0xff;PORTA=0;RA2=1;}else{PORTA=0;PORTC=led3;RA2=1;}}if((ledadr==4)&(show4==1||biao==1)){PORTA=0;if(biao==1){PORTC=0XFF;PORTA=0;RA3=1;ledadr=0;}else{PORTC=led4;PORTA=0;RA3=1;ledadr=0;}}if(s++>8){s=0;if(ss++>05)/每分钟清0/ss=0;}/RC3=(bit)(s>4);//可改变占空比1秒闪一次RC1=(bit)(!ss);//1分闪一次RC2=(bit)(s==0||s==2||s==4||s==6);//0.25秒闪一次/}}main(void){TRISD=0x0F;//低四位是输入，高四位为输出TRISC=0;//PORTD=0X55;TRISB=0x00;TRISC=0x00;PORTB=0X00;PORTC=0x00;RB0=1;RB2=0;//接两个LED,开始为全灭PCFG3=0;PCFG2=1;PCFG1=1;PCFG0=1;TRISA=0;PORTA=0;//RTC=0xff;T0CS=0;RA4=0;ledadr=0;tmint();//调用定时器初始化程序GIE=1;ledadr=0;count=0;//show1=1;biao=0;//ledadr=2;//if((ledadr==2)&(show1==1||biao==1))//{asm("nop");}//show=0;//显示清零s=0;ss=0;adrshow=1;TMR0=0x06;//装入定时器初始值biao=1;led1=led2=led3=led4=0xff;show1=show2=show3=show4=0;while(1){//ledadr=0;keyscan();if(key!=0){if(count<=4){count=count+1;if(count==1){led1=table[key];key=0;show1=1;show2=0;show3=0;show4=0;biao=0;}if(count==2){led2=table[key];key=0;show2=1;show1=1;show3=0;show4=0;biao=0;}if(count==3){led3=table[key];key=0;show1=1;show2=1;show3=1;show4=0;biao=0;}if(count==4){led4=table[key];key=0;show1=1;show2=1;show3=1;show4=1;biao=0;}}elsecount=0;}}}/RC3=(bit)(s>4);//可改变占空比1秒闪一次RC1=(bit)(!ss);//1分闪一次RC2=(bit)(s==0||s==2||s==4||s==6);//0.25秒闪一次/voidkeyscan()//按键扫描子程序{PORTD=0xFF;RD7=0;//低四位的第四位为0（输出）temp=PORTD;temp&=0x0F;//屏蔽掉高四位if(temp!=0x0F)//如果有按键按下的话{delay10ms(1);temp=PORTD;temp&=0x0F;if(temp!=0x0F);//如果确认有按键按下{temp=PORTD;temp&=0x0F;//屏蔽高位位asm("nop");switch(temp){case0x0E://1110000bb4有按下key=4;break;case0x0D:key=8;break;//10110000bdcase0x0B:key=12;break;//11010000b}Dispaly(key);asm("nop");}}
PORTD=0xFF;RD6=0;//低四位的第三位temp=PORTD;temp&=0x0F;if(temp!=0x0F){delay10ms(1);temp=PORTD;temp&=0x0F;if(temp!=0x0F){temp=PORTD;temp&=0x0F;
switch(temp){case0x0E://1110000bb4有按下key=3;break;case0x0D://10110000bdkey=7;break;case0x0B://11010000bkey=11;break;}Dispaly(key);}}
PORTD=0xFF;RD5=0;//第二位为0temp=PORTD;temp&=0x0F;if(temp!=0x0F){delay10ms(1);temp=PORTD;temp&=0x0F;if(temp!=0x0F){temp=PORTD;temp&=0x0F;
switch(temp){case0x0E:key=2;break;case0x0D:key=6;break;case0x0B:key=10;break;}Dispaly(key);}}
PORTD=0xFF;RD4=0;//第1位为0temp=PORTD;temp&=0x0F;if(temp!=0x0F){delay10ms(1);temp=PORTD;temp&=0x0F;if(temp!=0x0F){temp=PORTD;temp&=0x0F;
switch(temp){case0x0E:key=1;break;case0x0D:key=5;break;case0x0B:key=9;break;}Dispaly(key);}}}
//延时程序voiddelay10ms(unsignedchartime){unsignedchara,b,c;for(a=0;a
voidDispaly(unsignedchark)//按键放开子程序{unsignedcharkeytemp,temp;while(1){delay10ms(1);//keytemp=(PORTD&0x0f);keytemp=0x0f;temp=(PORTD&0x0f);if(keytemp==temp){break;}}}
阅读：816次录入：admin
|
|
