大神进来！看看这个程序哪里有问题

2019-07-18 10:35发布

#include <reg52.h>
#include <intrins.h>

#define uint unsigned int
#define uchar unsigned char

uchar table[6]="00.00V";
uchar num, temp;
uint voltage;

sbit ad_clk=P3^3;
sbit ad_out=P3^4;
sbit ad_cs=P3^5;

sbit lcden=P2^4;
sbit lcdrs=P2^5;

void delayms(uint xms);
void write_com(uchar com);
void write_data(uchar date);
void led_init();
void tlc549_ad();

void main ()
{
led_init ();
tlc549_ad ();
}

void led_init ()
{
lcden=0;
  write_com(0x38);
  write_com(0x0c);
  write_com(0x06);
  write_com(0x01);
}

void tlc549_ad ()
{
  ad_cs=1;
  ad_clk=0;

  ad_cs=0;

  _nop_ ();
  _nop_();

  for(num=0;num<8;num++)
  {
temp<<=1;
temp|=ad_out;

ad_clk=1;
_nop_ ();
ad_clk=0;
}

ad_cs=1;

for(num=17;num>0;num--)
   _nop_ ();

voltage=(uint)(5.0/256*temp*400);
temp=0;

table[0]=voltage/1000+48;
  table [1] =voltage%1000/100+48;
table[3]=voltage%1000%100/10+48;
table [4] =voltage%1000%100%10+48;

write_com(0x80);
for(num=0;num<6;num++)
{
   write_data (table [num]);
   delayms (5);
}
delayms(2000);
}

void delayms (uint xms)
{
uint i, j;
  for (i=xms; i>0; i--)
for (j=110; j>0; j--);
}

void write_com (uchar com)
{
  lcdrs=0;
  P0=com;
  delayms (5);
  lcden=1;
  delayms (5);
  lcden=0;
}

void write_data (uchar date)
{
  lcdrs=1;
  P0=date;
  delayms (5);
  lcden=1;
  delayms (5);
  lcden=0;
}

#include <reg52.h>
#define uint unsigned int
#define uchar unsigned char
#define ulong unsigned long
#define PI 3.1415926

uchar code table1 [8] ="Welcome!";
uchar table2 [16] ="f (Hz) =";
uchar table3 [16] ="R (Ohm) =";
uchar table4 [16] ="C (pF) =";
uchar table5 [16] ="L (uH) =";

uchar num, a=0, th0, tl0;
uint C, L;
ulong f, R;

sbit Lcden=P2^4;
sbit Lcdrs=P2^5;

sbit key_R=P1^5;
sbit key_C=P1^6;
sbit key_L=P1^7;

sbit R_out=P1^2;
sbit C_out=P1^3;
sbit L_out=P1^4;

void delayms1(uint xms);
void write_com1(uchar com);
void write_data1(uchar date);
void led_init1();
void t_init1();
void keyscan1();
void display_f1(ulong f);
void display_R1(ulong R);
void display_C1(uint C);
void display_L1(uint L);

void main ()
{
  led_init1 ();
  t_init1 ();
  keyscan1 ();
  write_com (0x01);
  while (1)
  {
display_f1 (f);
switch (a)
{
   case 1: R= (ulong) (5000000.0/0.6931472/f-150+0.5); display_R1(R); break;
   case 2: C= (int) (100000000.0/153/0.6931472/f+0.5); display_C1(C); break;
   case 3: L= (int) (1000000000000.0/0.1/PI/PI/f/f+0.5); display_L1 (L); break;
   }
  }
  }

void T0_count () interrupt 1
{
  switch (a)
  {
case 1: while (R_out);
         while (! R_out);
      TH0=0;
      TL0=0;
      while (R_out);
      while (! R_out);
      th0=TH0;
      tl0=TL0;
      TR0=0;
      break;
case 2: while (C_out);
         while (! C_out);
      TH0=0;
      TL0=0;
      while (C_out);
      while (! C_out);
      th0=TH0;
      tl0=TL0;
      TR0=0;
      break;
  case 3: while (L_out);
         while (! L_out);
      TH0=0;
      TL0=0;
      while (L_out);
      while (! L_out);
      th0=TH0;
      tl0=TL0;
      TR0=0;
      break;
}
f=1000000.0/1.085069/(th0*256+tl0)+0.5;
}

void delayms1 (uint xms)
{
  uint i, j;
  for (i=xms;i>0;i--)
for (j=110;j>0;j--);
}

void write_com1(uchar com)
{
  Lcdrs=0;
  P0=com;
  delayms (5);
  Lcden=1;
  delayms (5);
  Lcden=0;
}

void write_data1(uchar date)
{
  Lcdrs=1;
  P0=date;
  delayms (5);
  Lcden=1;
  delayms (5);
  Lcden=0;
}

void led_init1 ()
{
  Lcden=0;
  write_com(0x38);
  write_com(0x0c);
  write_com(0x06);
  write_com(0x01);
  write_com(0x80);
for (num=0; num<8; num++)
  {
   write_data (table1 [num]);
   delayms (5);
  }

}

void t_init1 ()
{
  TMOD=0x01;
  TH0=0;
  TL0=0;
  EA=1;
  ET0=1;
  TR0=1;
}

void keyscan1 ()
{
  if (key_R==0)
  {
delayms (10);
if (key_R==0)
   a=1;
  }
  else
if (key_C==0)
{
   delayms (10);
   if (key_C==0)
      a=2;
}
  else
   if (key_L==0)
   {
   delayms (10);
      if (key_L==0)
      a=3;
   }
   else
      while(key_R&&key_C&&key_L);
}

void display_f1 (ulong f)
{
uchar count=0;
ulong f0;
  f0=f;
while (f)
  {
   f=f/10;
   count++;
  }
  for (num=5+count; num>5; num--)
  {
   table2 [num] =f0%10+48;
f0=f0/10;
  }
  write_com (0x80);
  for (num=0; num<6+count; num++)
  {
write_data (table2 [num]);
delayms (5);
  }
}

void display_R1 (ulong R)
{
  uchar count=0;
  ulong R0;
  R0=R;
  while(R)
  {
   R=R/10;
   count++;
  }
  for (num=6+count; num>6; num--)
  {
   table3 [num] =R0%10+48;
R0=R0/10;
  }
  write_com (0x80+0x40);
  for (num=0; num<7+count; num++)
  {
write_data (table3 [num]);
delayms (5);
  }
}

void display_C1 (uint C)
{
  uchar count=0;
  uint C0;
  C0=C;
  while(C)
  {
   C=C/10;
   count++;
  }
  for (num=5+count; num>5; num--)
  {
   table4 [num] =C0%10+48;
C0=C0/10;
  }
  write_com (0x80+0x40);
  for (num=0; num<6+count; num++)
  {
write_data (table4 [num]);
delayms (5);
  }
}

void display_L2 (uint L)
{
  uchar count=0;
uint L0;
  L0=L;
  while (L)
  {
   L=L/10;
count++;
  }
  for (num=5+count; num>5; num--)
  {
   table5 [num] =L0%10+48;
L0=L0/10;
  }
  write_com (0x80+0x40);
  for (num=0; num<6+count; num++)
  {
write_data (table5 [num]);
delayms (5);
  }
}

*** FATAL ERROR L256: MODULE CONTAINS DUPLICATE SEGMENT NAMES
SEGMENT: ?PR?MAIN?TEXT1
MODULE:  Text1.obj (TEXT1)
Target not created

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