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µÚ4Õ Èí¼þµç·Éè¼Æ

4.1 ³ÌÐòÁ÷³Ìͼ

ͼ4.1Ö÷³ÌÐòÁ÷³Ìͼ ͼ4.2 ÎÂʪ¶ÈÓëÏÔʾ³ÌÐòÁ÷³Ì

ͼ4.3ʪ¶È´¦ÀíÓë¿ØÖÆ³ÌÐòÁ÷³Ìͼ

ͼ4.4 ʪ¶ÈÖµÉ趨³ÌÐòͼ

4.2 ³ÌÐòÉè¼Æ

#include

extern lcd_wdat(BYTE dat); дÈë×Ö·ûÏÔʾÊý¾Ýµ½LCD extern lcd_init(); LCD³õʼ»¯É趨

extern unsigned int datpro(); ADC0804 ¶Á³öµÄÊý¾Ý´¦Àí,ȡƽ¾ùÖµ

extern unsigned char adc0804(); ¶ÁAD0804×Ó³ÌÐò unsigned int flag=0;

unsigned char shiduzhi,shedingzhi=30; unsigned char

codeDisp_Tab[] = {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x78}; 1602×Ö·û'0¡«9'¼Ó'.' void Init(void) {

lcd_pos(0x03); lcd_wdat('S'); lcd_wdat('D'); lcd_wdat('Z'); lcd_wdat(':'); lcd_wdat('3'); lcd_wdat('0'); lcd_wdat('.'); lcd_wdat('0'); lcd_wdat('0'); lcd_pos(0x40); lcd_wdat('S'); lcd_wdat('D'); lcd_wdat(':'); lcd_pos(0x48); }

void system_Ini() {

TMOD|= 0x11; TH1 = 0xD8; 10 TL1 = 0xF0;

IE = 0x8A;

TR1 = 1; }

void delayms(unsigned char ms) {

unsigned char i; while(ms--)

{ for(i = 0; i < 120; i++);

}

}

void shuru(void) {

unsigned char key_n,m=0,n; while(flag) {

key_n=scan_key(); if(key_n==2) {

delayms(10); key_n=scan_key(); if(key_n==2) {

m++; if(m>=5) m=0; n=m+9; lcd_pos(n); } }

if(key_n==4) {

delayms(10); key_n=scan_key();

if(key_n==4) {

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