Lập trình C Led Matrix PIC18F4550???

[thanthoajhd]

Biên dịch báo lỗi ở: "for(i=0;i<strlen(chuoi);i++)". Các anh tìm ng.nhân giúp e vs..

#include <p18f4550.h>
#include <delays.h>
#include <string.h>

void getcode();
void delay(int t);

void delay(int t) // Chuong trinh tao tre
{
int a,b;
for (a=0;a<t;a++)
{
for (b=0;b<125;b++)
{}
}
}

unsigned char cot[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80,},
hang[]={
0x00,0x00,0x80,0x80,0x80,0x00,0x00,0x00, // 0x20,32,space
0x00,0x30,0x7D,0x30,0x80,0x00,0x00,0x00, // 0x21,33,!
0x70,0x60,0x00,0x70,0xE0,0x00,0x00,0x00, // 0x22,34,"
0x12,0x3F,0x12,0x3F,0x92,0x00,0x00,0x00, // 0x23,35,#
0x12,0x6A,0x2B,0xA4,0x80,0x00,0x00,0x00, // 0x24,36,$
0x63,0x64,0x08,0x13,0xE3,0x00,0x00,0x00, // 0x25,37,%
0x36,0x49,0x35,0x02,0x85,0x00,0x00,0x00, // 0x26,38,&
0x00,0x70,0x60,0x80,0x80,0x00,0x00,0x00, // 0x27,39,'
0x00,0x3E,0x41,0x80,0x80,0x00,0x00,0x00, // 0x28,40,(
0x00,0x41,0x3E,0x80,0x80,0x00,0x00,0x00, // 0x29,41,)
0x08,0x3E,0x1C,0x3E,0x88,0x00,0x00,0x00, // 0x2A,42,*
0x08,0x08,0x3E,0x08,0x88,0x00,0x00,0x00, // 0x2B,43,+
0x00,0x02,0x03,0x80,0x80,0x00,0x00,0x00, // 0x2C,44,,
0x08,0x08,0x08,0x08,0x88,0x00,0x00,0x00, // 0x2D,45,-
0x00,0x03,0x03,0x80,0x80,0x00,0x00,0x00, // 0x2E,46,.
0x02,0x04,0x08,0x10,0xA0,0x00,0x00,0x00, // 0x2F,47,/
0x3E,0x45,0x49,0x51,0xBE,0x00,0x00,0x00, // 0x30,48,0
0x00,0x21,0x7F,0x81,0x80,0x00,0x00,0x00, // 0x31,49,1
0x23,0x45,0x49,0x49,0xB1,0x00,0x00,0x00, // 0x32,50,2
0x22,0x49,0x49,0x49,0xB6,0x00,0x00,0x00, // 0x33,51,3
0x0C,0x14,0x24,0x7F,0x84,0x00,0x00,0x00, // 0x34,52,4
0x7A,0x49,0x49,0x49,0xC6,0x00,0x00,0x00, // 0x35,53,5
0x1E,0x29,0x49,0x49,0x86,0x00,0x00,0x00, // 0x36,54,6
0x40,0x47,0x48,0x50,0xE0,0x00,0x00,0x00, // 0x37,55,7
0x36,0x49,0x49,0x49,0xB6,0x00,0x00,0x00, // 0x38,56,8
0x30,0x49,0x49,0x4A,0xBC,0x00,0x00,0x00, // 0x39,57,9
0x00,0x1B,0x1B,0x80,0x80,0x00,0x00,0x00, // 0x3A,58,:
0x00,0x1B,0x1B,0x80,0x80,0x00,0x00,0x00, // 0x3B,59,;
0x08,0x14,0x22,0xC1,0x80,0x00,0x00,0x00, // 0x3C,60,<
0x12,0x12,0x12,0x12,0x92,0x00,0x00,0x00, // 0x3D,61,=
0x00,0x41,0x22,0x14,0x88,0x00,0x00,0x00, // 0x3E,62,>
0x20,0x40,0x4D,0x48,0xB0,0x00,0x00,0x00, // 0x3F,63,?
0x3E,0x41,0x5D,0x55,0xBC,0x00,0x00,0x00, // 0x40,64,@
0x3F,0x44,0x44,0x44,0xBF,0x00,0x00,0x00, // 0x41,65,A
0x7F,0x49,0x49,0x49,0xB6,0x00,0x00,0x00, // 0x42,66,B
0x3E,0x41,0x41,0x41,0xA2,0x00,0x00,0x00, // 0x43,67,C
0x7F,0x41,0x41,0x41,0xBE,0x00,0x00,0x00, // 0x44,68,D
0x7F,0x49,0x49,0x49,0xC1,0x00,0x00,0x00, // 0x45,69,E
0x7F,0x48,0x48,0x48,0xC0,0x00,0x00,0x00, // 0x46,70,F
0x3E,0x41,0x49,0x49,0xAF,0x00,0x00,0x00, // 0x47,71,G
0x7F,0x08,0x08,0x08,0xFF,0x00,0x00,0x00, // 0x48,72,H
0x41,0x7F,0xC1,0x80,0x80,0x00,0x00,0x00, // 0x49,73,I
0x06,0x01,0x01,0x01,0xFE,0x00,0x00,0x00, // 0x4A,74,J
0x7F,0x08,0x14,0x22,0xC1,0x00,0x00,0x00, // 0x4B,75,K
0x7F,0x01,0x01,0x01,0x81,0x00,0x00,0x00, // 0x4C,76,L
0x7F,0x20,0x10,0x20,0xFF,0x00,0x00,0x00, // 0x4D,77,M
0x7F,0x20,0x10,0x08,0xFF,0x00,0x00,0x00, // 0x4E,78,N
0x3E,0x41,0x41,0x41,0xBE,0x00,0x00,0x00, // 0x4F,79,O
0x7F,0x48,0x48,0x48,0xB0,0x00,0x00,0x00, // 0x50,80,P
0x3E,0x41,0x45,0x42,0xBD,0x00,0x00,0x00, // 0x51,81,Q
0x7F,0x48,0x48,0x4C,0xB3,0x00,0x00,0x00, // 0x52,82,R
0x32,0x49,0x49,0x49,0xA6,0x00,0x00,0x00, // 0x53,83,S
0x40,0x40,0x7F,0x40,0xC0,0x00,0x00,0x00, // 0x54,84,T
0x7E,0x01,0x01,0x01,0xFE,0x00,0x00,0x00, // 0x55,85,U
0x7C,0x02,0x01,0x02,0xFC,0x00,0x00,0x00, // 0x56,86,V
0x7E,0x01,0x1E,0x01,0xFE,0x00,0x00,0x00, // 0x57,87,W
0x63,0x14,0x08,0x14,0xE3,0x00,0x00,0x00, // 0x58,88,X
0x70,0x08,0x07,0x08,0xF0,0x00,0x00,0x00, // 0x59,89,Y
0x47,0x49,0x51,0xE1,0x80,0x00,0x00,0x00, // 0x5A,90,Z
0x7F,0x41,0xC1,0x80,0x80,0x00,0x00,0x00, // [
0x20,0x10,0x08,0x04,0x82,0x00,0x00,0x00, // '\'
0x41,0x41,0x7F,0x80,0x80,0x00,0x00,0x00, // ]
0x10,0x20,0x40,0x20,0x90,0x00,0x00,0x00, // ^
0x01,0x01,0x01,0x01,0x81,0x00,0x00,0x00, // _
0x40,0x20,0x10,0x80,0x80,0x00,0x00,0x00, // `
0x02,0x15,0x15,0x15,0x8F,0x00,0x00,0x00, // 0x61,97,a
0x7F,0x09,0x11,0x11,0x8E,0x00,0x00,0x00, // 0x62,98,b
0x0E,0x11,0x11,0x11,0x82,0x00,0x00,0x00, // 0x63,99,c
0x0E,0x11,0x11,0x09,0xFF,0x00,0x00,0x00, // 0x64,100,d
0x0E,0x15,0x15,0x15,0x8C,0x00,0x00,0x00, // 0x65,101,e
0x08,0x3F,0x48,0x40,0xA0,0x00,0x00,0x00, // 0x66,102,f
0x08,0x15,0x15,0x15,0x9E,0x00,0x00,0x00, // 0x67,103,g
0x7F,0x08,0x10,0x10,0x8F,0x00,0x00,0x00, // 0x68,104,h
0x11,0x5F,0x81,0x80,0x80,0x00,0x00,0x00, // 0x69,105,i
0x02,0x01,0x11,0xDE,0x80,0x00,0x00,0x00, // 0x6A,106,j
0x7F,0x04,0x0A,0x91,0x80,0x00,0x00,0x00, // 0x6B,107,k
0x41,0x7F,0x81,0x80,0x80,0x00,0x00,0x00, // 0x6C,108,l
0x1F,0x10,0x0C,0x10,0x8F,0x00,0x00,0x00, // 0x6D,109,m
0x1F,0x08,0x10,0x10,0x8F,0x00,0x00,0x00, // 0x6E,110,n
0x0E,0x11,0x11,0x11,0x8E,0x00,0x00,0x00, // 0x6F,111,o
0x1F,0x14,0x14,0x14,0x88,0x00,0x00,0x00, // 0x70,112,p
0x08,0x14,0x14,0x12,0x9F,0x00,0x00,0x00, // 0x71,113,q
0x1F,0x08,0x10,0x10,0x88,0x00,0x00,0x00, // 0x72,114,r
0x09,0x15,0x15,0x15,0x82,0x00,0x00,0x00, // 0x73,115,s
0x10,0x7E,0x11,0x01,0x82,0x00,0x00,0x00, // 0x74,116,t
0x1E,0x01,0x01,0x02,0x9F,0x00,0x00,0x00, // 0x75,117,u
0x1C,0x02,0x01,0x02,0x9C,0x00,0x00,0x00, // 0x76,118,v
0x1E,0x01,0x06,0x01,0x9E,0x00,0x00,0x00, // 0x77,119,w
0x11,0x0A,0x04,0x0A,0x91,0x00,0x00,0x00, // 0x78,120,x
0x18,0x05,0x05,0x05,0x9E,0x00,0x00,0x00, // 0x79,121,y
0x11,0x13,0x15,0x19,0x91,0x00,0x00,0x00 // 0x7A,122,z
};

unsigned char chuoi[]="Duong"; // Khai bao chuoi can hien thi
unsigned char mang[17]; // Khai bao mang chua ma led cua ky tu tuc thoi
int i,j,k,m;
void getcode() // Ham lay ma led cho ky tu
{
mang[0]=hang[chuoi[i]*8];
mang[1]=hang[chuoi[i]*8+1];
mang[2]=hang[chuoi[i]*8+2];
mang[3]=hang[chuoi[i]*8+3];
mang[4]=hang[chuoi[i]*8+4];
mang[5]=hang[chuoi[i]*8+5];
mang[6]=hang[chuoi[i]*8+6];
mang[7]=hang[chuoi[i]*8+7];

mang[8]=hang[chuoi[(i+1)]*8];
mang[9]=hang[chuoi[(i+1)]*8+1];
mang[10]=hang[chuoi[(i+1)]*8+2];
mang[11]=hang[chuoi[(i+1)]*8+3];
mang[12]=hang[chuoi[(i+1)]*8+4];
mang[13]=hang[chuoi[(i+1)]*8+5];
mang[14]=hang[chuoi[(i+1)]*8+6];
mang[15]=hang[chuoi[(i+1)]*8+7];
}

void main()
{ TRISC=0x00;TRISD=0x00;
while(1)
{
for(i=0;i<strlen(chuoi);i++)
{
getcode(); // Lay ma led
for(j=0;j<8;j++) // 8 ma cua ky tu
{
for(k=0;k<20;k++) // Tao tre
{ for(m=0;m<8;m++); // Quet tu cot 1 toi cot 8
{
PORTC=cot[m];
PORTD=mang[m+j];
delay(1);
PORTC=0x00; // Xoa led tranh hien tuong bong ma
}
}
}
}
}
}