Lỗi khi Compile sang file HEX
//CHUONG TRINH HIEN TAI CAC NUT CHUC NANG CHUA HOAT DONG
//XEM LAI CLEAR KHONG THE
//KHONG THE GIAU SO DA NHAP
#include <16f877a.h>
#fuses NOWDT,XT,NOPROTECT,NOLVP,PUT
#use delay(clock=4000000)
#include <lcd.c>
#use fast_io(b)
#byte portB=0x06
#use fast_io(b)
#byte portc=0x07
#use fast_io(b)
#byte portD=0x08
#use fast_io(b)
#byte portE=0x09
#bit RS = portE.2
#bit RW = portE.1
#bit E = portE.0
#bit c0=portc.0
#bit c1=portc.1
#define LCD PortB
const unsigned char dig[]= {'M','O','I',' ','N','H','A','P',' ','P','A','S','S',':','#'};
int8 i,j,a=0;
int8 nhap_mk();
void dat_mk();
void tao_mk_moi();
void enter();
int8 mk;
int8 ch;
void command()
{
RS = 0; //ghi lenh
RW = 0;
E = 1;
E = 0;
delay_ms(6);
}
void display()
{
RS = 1;//ghi du lieu
RW = 0;
E = 1;
E = 0;
delay_ms(6);
}
//**********kiem tra mat khau***************
void kt_mk()
{
int8 kt;
if(c0==0)
{
delay_ms(50);
if (c0 == 0)
{
kt = read_eeprom(0x00);
if (kt == 0)
dat_mk();
else
tao_mk_moi();
}
}
if(c1 == 0)
{
delay_ms(50);
if(c1 == 0)
enter();
}
}
//********************************************
void dat_mk()
{
lcd_gotoxy(0, 1);
lcd_putc("hap mb");
delay_ms(100);
mk = nhap_mk();
write_eeprom(0x00, mk);
delay_ms(10);
lcd_gotoxy(10, 1);
lcd_putc("ghi hoan tat");
}
//*********************tao mk moi
void tao_mk_moi()
{
lcd_gotoxy(2, 1);
lcd_putc("mk cu");
delay_ms(100);
mk = nhap_mk();
if(mk == read_eeprom(0x00))
{
delay_ms(10);
lcd_gotoxy(4, 1);
lcd_putc("mk moi");
delay_ms(100);
mk = nhap_mk();
write_eeprom(0x00, mk);
lcd_gotoxy(11, 1);
lcd_putc("ghi hoan tat");
delay_ms(100);
}
else
{
lcd_gotoxy(7, 1);
lcd_putc("sai ma");
delay_ms(100);
}
}
//********************enter*************
void enter()
{
lcd_gotoxy(3, 1);
lcd_putc("Password??");
delay_ms(100);
mk = nhap_mk();
if(mk == read_eeprom(0x00))
{
lcd_gotoxy(4, 1);
lcd_putc("You're welcom");
delay_ms(100);
}
else
{
lcd_gotoxy(7, 1);
lcd_putc("Wrong pass!");
delay_ms(100);
}
}
//***********ghi eeprom*********
void ghi_eeprom(int8 ch)
{
write_eeprom(0x00, ch);
}
//*********************************
int8 doc_eeprom()
{
int8 ch;
ch = read_eeprom(0x00);
return ch;
}
//********************************************
void main()
{
Set_tris_B(0);
Set_tris_E(0);
delay_ms(100); //thoi gian de LCD hien thi
LCD = 0x38; //Hai hang, ma tran 5x7, b bit
command();
LCD = 0x0C; //Bat hien thi, tat con tro
command();
LCD = 0x80; //Vi tri hang 1, cot ?; Ve dau dong 1
command();
//----------------------------------------
//----------------------------------------
While(dig[a]!='#')
{
portB=dig[a];
display();
delay_ms(100);
a++;
}
output_b(0xC0); //Ve dau dong 2
command();
delay_ms(100);
output_d(0b11111111);
while(1)
{
int8 nhap_mk()
{
int8 mk;
//***************************************
//***************************************
output_d(0b01111111); //Hang 0 chan RD7 xuong muc 0
delay_ms(10);
if(input(pin_D3)==0) //cho D3 xuong muc 0
mk = 0x10;
{
output_b('A'); //ghi A
display();
delay_ms(150);
}
if(input(pin_D2)==0) //cho D2 xuong muc 0
mk = 0x00;
{
output_b(0x30); //ghi 0
display();
delay_ms(150);
}
if(input(pin_D1)==0) //cho D1 xuong muc 0
mk = 0x11;
{
output_b('#'); //ghi #
display();
delay_ms(150);
}
//***************************************
output_d(0b10111111); //Hang 1 chan RD6 xuong muc 0
delay_ms(10);
if(input(pin_D3)==0) //cho D3 xuong muc 0
mk = 0x01;
{
output_b(0x31); //ghi 1
display();
delay_ms(150);
}
if(input(pin_D2)==0) //cho D2 xuong muc 0
mk = 0x02;
{
output_b(0x32); //ghi 2
display();
delay_ms(150);
}
if(input(pin_D1)==0) //cho D1 xuong muc 0
mk = 0x03;
{
output_b(0x33); //ghi 3
display();
delay_ms(150);
}
//***************************************
output_d(0b11011111); //Hang 2 chan RD5 xuong muc 0
delay_ms(10);
if(input(pin_D3)==0) //cho D3 xuong muc 0
mk = 0x04;
{
output_b(0x34); //ghi 4
display();
delay_ms(150);
}
if(input(pin_D2)==0) //cho D2 xuong muc 0
mk = 0x05;
{
output_b(0x35); //ghi 5
display();
delay_ms(150);
}
if(input(pin_D1)==0) //cho D1 xuong muc 0
mk = 0x06;
{
output_b(0x36); //ghi 6
display();
delay_ms(150);
}
//*****************************************
output_d(0b11101111); //Hang 3 chan RD4 xuong muc 0
delay_ms(10);
if(input(pin_D3)==0) //cho D3 xuong muc 0
mk = 0x07;
{
output_b(0x37); //ghi 7
display();
delay_ms(150);
}
if(input(pin_D2)==0) //cho D2 xuong muc 0
mk = 0x08;
{
output_b(0x38); //ghi 8
display();
delay_ms(150);
}
if(input(pin_D1)==0) //cho D1 xuong muc 0
mk = 0x09;
{
output_b(0x39); //ghi 9
display();
delay_ms(150);
}
return mk;
}
}
}
Lúc mình compile sang file hex thì nó báo lỗi như sau:
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