琛Ever
琛Ever
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10月1日太原回沁县，求拼车、顺风车或小黑车，本人电18235140438 10月1日太原回沁县，求拼车、顺风车或小黑车，本人电18235140438，或者在下面留言也可以 回去的时间随意，一个人
求助贴：基于89c52的电子秤，液晶显示出来的数字一直在跳变 AD 芯片用的TLC2543，放大芯片INA128,1602液晶显示 下面是源程序 #include<reg52.h> #include <intrins.h> #define uchar unsigned char #define uint unsigned int sbit lcden=P3^4; sbit rs=P3^5; sbit CS=P2^0; sbit DO=P2^1; sbit DI=P2^2; sbit CLOCK=P2^3; uchar ad,ad1; uchar code table[]="WEIGHT:000.00KG"; void delay(uint z) { uint x,y; for(x=z;x>0;x--) for(y=110;y>0;y--); } void write_com(uchar com) { rs=0; lcden=0; P0=com; delay(5); lcden=1; delay(5); lcden=0; } void write_date(uchar date) { rs=1; lcden=0; P0=date; delay(5); lcden=1; delay(5); lcden=0; } void init() { uchar num; lcden=0; ad=0; write_com(0x38); write_com(0x0c); write_com(0x06); write_com(0x01); write_com(0x80); for(num=0;num<15;num++) { write_date(table[num]); delay(5); } } uint read(uchar port) { uint ad=0; uint i; CLOCK=0; delay(5); CS=0; port<<=4; for(i=0;i<12;i++) { if(DO==1) ad|=0x01; DI=(bit)(port&0x80); CLOCK=1; delay(10); CLOCK=0; delay(10); port<<=1; ad<<=1; } CS=1; ad>>=1; delay(3); return(ad); } void write(uchar add,uchar date) { uchar ge,shi,bai; ad=read(0x00); ad1=(ad*0.22); date=ad1; bai=date/100; shi=date%100/10; ge=date%10; write_com(0x80+add); write_date(0x30+bai); write_date(0x30+shi); write_date(0x30+ge); } void main() { init(); while(1) { write(7,ad); } }
求此图高清版，作为桌面壁纸
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