[dtcn_112]

còn đây là code
#include <16F877A.H>
#include <font_c.h>
#fuses NOWDT,HS,,NOPUT,NOPROTECT,NODEBUG,NOBROWNOUT,NOLVP ,NOCPD,NOWRT
#use delay(clock=20000000)
#use fast_io(a)
#use fast_io(b)
#use fast_io(c)
#use fast_io(d)
#use fast_io(e)
#byte porta=0x05
#byte portb=0x06
#byte portc=0x07
#byte portd=0x08
#byte porte=0x09

#BIT SDA =PORTA.0
#BIT SH_CP =PORTA.1
#BIT ST_CP =PORTA.3
INT32 i;
unsigned char a,b;
unsigned int e=0;
void data74hc595out()
{
ST_CP=0;ST_CP=1;
//output_low(pin_a3);output_high(pin_a3);
}
void napdulieu74hc595(unsigned char data)

{
unsigned char i;
for(i=8;i>0;i--)
{
SDA= ~((data>>(i-1))&(0x01));//(data>>(i-1))&(0x01)
SH_CP=0;SH_CP=1;
}
}

void display16x128(void)
{
for(b=0;b<16;b++)/*so hang la 16*/
{

for(a=0;a<16;a++)
{
napdulieu74hc595(_bvh_mspace BitmapData[e]);
e+=1;/*nap du 8 byte*/
if(e>255)e=0;
}
PORTC=PORTD=0x00;
data74hc595out();
if(i>32768)i=0x01;
PORTC=i/256;PORTD=i;
//delay_us();
i*=2;
}
}
void main(void)
{


i=0x01;
set_tris_a(0b000000);PORTA=0b100100;
set_tris_b(0b11111111);
set_tris_c(0b00000000);
set_tris_d(0b00000000);
set_tris_e(0b000);
PORTC=PORTD=PORTE=0x00;

while(TRUE)
{

display16x128();

}
}


đây là thư viện font_c.h
//================================================== ====================
// Bitmap Data Created by RTB (c) 2009 Bui Viet Hoang
// 16 x 64 pixels - Monochrome
// Vertical Scan Lines - Left to Right, Top to Bottom
//================================================== ====================

#ifndef BVH_BMP_SIZE
#define BVH_BMP_SIZE
#define BVH_BMP_WIDTH 16
#define BVH_BMP_HEIGHT 64
#endif // BVH_BMP_SIZE

#ifndef _bvh_mspace
#define _bvh_mspace // const // code // eeprom // etc...
#endif // _bvh_mspace

unsigned char const _bvh_mspace BitmapData[]= {

/*------------------------------------------------------------------------------
; If font display distortion, please check Fonts format of setup.
; Source file / text :LCD Font Maker
; Width x Height (pixels) :128X16
; Font Format/Size : Monochrome LCD Fonts ,Horizontal scan ,Big endian order/256Byte

------------------------------------------------------------------------------*/
//0x80,0x10,0x10,//Width pixels,Height pixels,Width bytes
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0xCF,0xFF, 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x67,0xFF, 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFC,0xFF,0xFF,0xFF,0xFF,0x77,0xFF, 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFE,0x7F,0xFF,0xFF,0xFF,0x7F,0xFF, 0xFF,0xF8,0xFC,0xF3,0x3C,0xFF,
0xFF,0xFF,0xFF,0xFF,0x3C,0x7C,0x71,0x9C,0xCF,0x3C, 0x1F,0xF0,0x7C,0xF3,0x3C,0xFF,
0xFE,0x1E,0x79,0xF1,0xFB,0xBC,0xA9,0x9C,0xCF,0x38, 0x0F,0xE7,0x3C,0xF3,0x3C,0xFF,
0xFC,0x0E,0x79,0xE0,0xF3,0x9C,0xD9,0x9C,0xCF,0x33, 0xFF,0xCF,0x9C,0x73,0x3C,0xFF,
0xF9,0xE6,0x79,0xCE,0x73,0x9C,0xD9,0x9C,0xC7,0x33, 0xFF,0x9F,0xCC,0x33,0x3C,0xFF,
0xF9,0xFE,0x79,0x9F,0x33,0x80,0x79,0x9C,0xC3,0x33, 0xFF,0x9F,0xcc,0x93,0x00 0xFF,
0xF9,0xFE,0x79,0x9F,0x33,0x9C,0xF9,0x9C,0xC9,0x33, 0xFF,0x80,0x0C,0xC3,0x00,0xFF,
0xF9,0xFE,0x01,0x80,0x33,0x9C,0xF9,0x9C,0xCC,0x33, 0xC7,0x80,0x0C,0xE3,0x3C,0xFF,
0xF9,0xFE,0x01,0x80,0x33,0x9C,0xF9,0x9C,0xCE,0x33, 0xCF,0x9F,0xCC,0xF3,0x3C,0xFF,
0xF9,0xF6,0x79,0x9F,0x33,0x9C,0xF9,0x9C,0xCF,0x33, 0xCF,0x9F,0xCC,0xF3,0x3C,0xFF,
0xF9,0xE6,0x79,0x9F,0x33,0x9C,0xF9,0x9C,0xCF,0x39, 0xCF,0x9F,0xCC,0xF3,0x3C,0xFF,
0xFC,0x0E,0x79,0x9F,0x38,0x3C,0xF9,0xC1,0xCF,0x3C, 0x0F,0x9F,0xCC,0xF3,0x3C,0xFF,
0xFE,0x1E,0x79,0x9F,0x3C,0x7C,0xF9,0xE3,0xCF,0x3E, 0x1F,0x9F,0xCC,0xF3,0x3C,0xFF,
};