[maotran]

Chào cáC anh chị trong diễn đàn
Em đang làm bài Điều khiển Led matrix dùng pic 16F877A viết bằng ngôn ngữ CCS C, cho hiện dòng chữ " chuc thay suc khoe".
khi em biên dịch thi khong báo lỗi gi nhưng khi nạp vào Pic để mophỏng thì nó không chạy.
Các anh chị giúp em đoạn code và phần cứng này nhé
cảm ơn các anh chị rất nhiều
ĐAY LÀ ĐOẠN CODE
#include<16f877a.h>
#fuses NOWDT, PUT,HS,NOPROTECT, NOLVP
#use DELAY(CLOCK =12000000)
#USE FAST_IO(D)
#byte portd= 0x8
#bit d0= portd.0
#bit d1= portd.1
#bit d2= portd.2
#bit d3= portd.3
#bit d4= portd.4
#bit d5= portd.5
#bit d6= portd.6
#bit d7= portd.7
#USE FAST_IO(B)
#byte portb= 0x6
#bit b0= portb.0
#bit b1= portb.1
#bit b2= portb.2
#bit b3= portb.3
#bit b4= portb.4
#bit b5= portb.5
#bit b6= portb.6
#bit b7= portb.7
#USE FAST_IO(C)
#byte portC= 0x7
#bit C0= portC.0
#bit C1= portC.1
#bit C2= portC.2
#bit C3= portC.3
#bit C4= portC.4
#bit C5= portC.5
#bit C6= portC.6
#bit C7= portC.7
INT POS, A,B,I,K;
INT16 J;
CONST UNSIGNED CHAR TABLE []= {
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,\
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,\
0xFF,0x81,0x7E,0x7E,0x7E,0x7E,0xBD,0xFF,\
0xFF,0x00,0xEF,0xEF,0xEF,0xEF,0x00,0xFF,\
0xFF,0x80,0x7F,0x7F,0x7F,0x7F,0x80,0xFF,\
0xFF,0x81,0x7E,0x7E,0x7E,0x7E,0xBD,0xFF,\
0xFF,0xFE,0xFE,0xFE,0x00,0xFE,0xFE,0xFE,\
0xFF,0x00,0xEF,0xEF,0xEF,0xEF,0x00,0xFF,\
0x07,0xDB,0xDD,0xDE,0xDD,0xDB,0x07,0xFF,\
0xFF,0xFC,0xFB,0xF7,0x0F,0xF7,0xFB,0xFC,\
0xFF,0xB9,0x76,0x76,0x76,0x76,0xBD,0xFF,\
0xFF,0x80,0x7F,0x7F,0x7F,0x7F,0x80,0xFF,\
0xFF,0x81,0x7E,0x7E,0x7E,0x7E,0xBD,0xFF,\
0xFF,0x00,0xE7,0xDB,0xBD,0x7E,0xFF,0xFF,\
0xFF,0x00,0xEF,0xEF,0xEF,0xEF,0x00,0xFF,\
0xFF,0x81,0x7E,0x7E,0x7E,0x7E,0x81,0xFF,\
0xFF,0x00,0x6E,0x6E,0x6E,0x7E,0xFF,0xFF,\
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,\
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF
};
VOID MAIN()
{
set_tris_b(0x00);
set_tris_c(0x00);
set_tris_d(0x00);
PORTB= 0X00;
PORTC= 0X00;
PORTD= 0XFF;
WHILE(1)
{
FOR(I=0;I<=90;I++)
{
POS = I;
K=0;
A=0;
B=0;
FOR(J=0;J<70;J++)
{
A=A<<1;
B=B<<1;
K++;
IF(K==1)
{A=01;POS=I;}
IF(K==9)
{A=00;B=01;}
IF(K==17)
{K=0;}
PORTB= A;
PORTC= B;
PORTD=TABLE[POS];
DELAY_US(100);
PORTD=0XFF;
POS++;
}
}
}
}
ĐÂY LÀ PHẦN CỨNG