單片機編譯錯誤error C267: 'write_data': requires ANSI-style prototype怎么改啊

ID:1039024 · 發表于 2022-7-10 12:19

#include<reg51.h>
#include<stdio.h>
#define uchar unsigned char
#define uint unsigned int
sbit DQ=P3^3;
//sbit D1=P1^1;
//sbit D2=P1^2;
//sbit dula=P2^6;
//sbit wela=P2^7;
uint t;
uint temp;
uint warn_h1=300;
uint warn_l1=250;
sbit lcdrs=P2^0;
sbit lcden=P2^1;
uchar num;
uchar code table2[]="Temperature:";
uchar code disp[]="9876543210";
void delay(uint h)
{
uint a,b;
for(a=h;a>0;a--)
for(b=110;b>0;b--);
}
void write_com(unsigned char com)
{
lcdrs=0;
lcden=0;
P0=com;
delay(10);
lcden=1;
delay(10);
lcden=0;
}
void write_date(unsigned char date)
{
lcdrs=1;
lcden=0;
P0=date;
delay(600);
lcden=1;
delay(600);
lcden=0;
}
void init()
{
write_com(0x38);
write_com(0x01);
write_com(0x06);
write_com(0x0c);
}
void dsreset(void)
{
uint n;
DQ=0;
n=110;
while(n>0) n--;
DQ=1;
n=5;
while(n>0) n--;
}
bit tempreadbit(void)
{
uint n;
bit dat;
DQ=0;n++;
DQ=1;n++;
dat=DQ;
n=8;while(n>0)n--;
return(dat);
}
uchar tempread(void)
{
uchar n,j,dat;
dat=0;
for(n=1;n<=8;n++)
{
j=tempreadbit();
dat=(j<<7)|(dat>>1);
}
return(dat);
}void tempwritebyte(uchar dat){
uint n;
uchar j;
bit tests;
for(j=1;j<=8;j++)
{
tests=dat&0x01;
dat=dat>>1;
if(tests)//write1
{
DQ=0;
n++;n++;
DQ=1;
n=8;while(n>0)n--;
}
else
{
DQ=0;//write0
n=8;while(n>0)n--;
DQ=1;
n++;n++;
}
}
}
void tempchange(void)
{
dsreset();
delay(2);
tempwritebyte(0xcc);
tempwritebyte(0x44);
}
uint get_temp()
{
float tt;
uchar e,r;
dsreset();
delay(2);
tempwritebyte(0xcc);
tempwritebyte(0xbe);
e=tempread();
r=tempread();
temp=r;
temp<<=8;
temp=temp|e;
tt=temp*0.0625;
temp=tt*10+0.5;
tt=tt+0.05;
return temp;
}
void display_tempt(uint date)
{
uchar a,b,c;
a=date/100;
b=date%100/10;
c=date%100%10;
write_com(0xc0+6);
write_data(disp[a]);
write_data(disp[b]);
write_data('.');
write_data(disp[c]);
t=a*100+b*10+c;
if(t<warn_l1)
{
//LED2=0;
P1=0xfe;
}
if(t>=warn_l1&&t<=warn_h1)
{
P1=0;
}
if(t>warn_h1)
{
//LED1=0;
P1=0xfd;
}
}
void main()
{
uchar n;
init();
write_com(0x80+0x02);
for(num=0;num<12;num++)
{
write_data(table2[num]);
delay(6);
}
while(1)
{
tempchange();
for(n=0;n<10;n++)
{
display_tempt(get_temp());
}
}
}

復制代碼

ID:213173 · 發表于 2022-7-10 15:57

函數名void write_date(unsigned char date)與write_data(disp[a]);不符。

ID:1023753 · 發表于 2022-7-11 08:37

函數定義參數類型與調用函數參數類型不一致

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單片機編譯錯誤error C267: 'write_data': requires ANSI-style prototype怎么改啊

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