1.流水灯程序:
#include
unsigned int i; unsigned char j; for(i=0;i for(j=0;j<100;j++); } } void main(void) { /* put your own code here */ EnableInterrupts; DDRA=0x00; DDRB_DDRB0=1; for(;;) { delay(25000); PORTB_PB0=1; delay(25000); PORTB_PB0=0; } } 2.液晶屏按键程序 #include void delay(unsigned int ms) { unsigned int i; unsigned char j; for(i=0;i for(j=0;j<100;j++); } } /******************************倍频 *****************************************/ void vPLLInit(void) { unsigned char refdv; refdv=3; CLKSEL=0X00; PLLCTL_PLLON=1; //disengage PLL to system //turn on PLL SYNR =0xc0 | ((80/(refdv+1))-1); REFDV=0x40 | refdv; POSTDIV=0x00; //pllclock=2*osc*(1+SYNR)/(1+REFDV)=160MHz; _asm(nop); //BUS CLOCK=80M _asm(nop); while(!(CRGFLG_LOCK==1)); //when pll is steady ,then use it; CLKSEL_PLLSEL =1; } /******************************倍频 *****************************************/ void main(void) { /* put your own code here */ unsigned char i; unsigned char setnum[12]; unsigned char cur_sel; const char lcd_show[12][4]={\\\0\ vPLLInit(); lcd_init(); init_24c02(); init_btn(); // EnableInterrupts; for(i=0;i<12;i++)setnum[i]=RdEEPROM(i); //读取24c02 //engage PLL to system; for(i=0;i<12;i++) //显示初值 { disply_listchar((i/6)*42,i%6,lcd_show[i],1); disply_number((i/6)*42+16,i%6,setnum[i],5); } if(btn_change()) { cur_sel=0; for(i=0;i<12;i++) { disply_listchar((i/6)*42,i%6,lcd_show[i],(cur_sel==i)?0:1); disply_number((i/6)*42+16,i%6,setnum[i],5); } for(;;) { if(btn_add()) { setnum[cur_sel]++; disply_number((cur_sel/6)*42+16,cur_sel%6,setnum[cur_sel],5); } if(btn_sub()) { setnum[cur_sel]--; disply_number((cur_sel/6)*42+16,cur_sel%6,setnum[cur_sel],5); } if(btn_change()) { cur_sel++; if(cur_sel>11)cur_sel=0; for(i=0;i<12;i++) disply_listchar((i/6)*42,i%6,lcd_show[i],(cur_sel==i)?0:1); } if(btn_sav()) { for(i=0;i<12;i++)WrEEPROM(i,setnum[i]); disply_listchar(0,0,\ disply_listchar(0,1,\ disply_listchar(0,2,\ disply_listchar(0,3,\ disply_listchar(0,4,\ disply_listchar(0,5,\ while(1); } } } 百度搜索“77cn”或“免费范文网”即可找到本站免费阅读全部范文。收藏本站方便下次阅读,免费范文网,提供经典小说综合文库飞思卡尔智能车程序汇总在线全文阅读。
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