MC9S12XS128驅(qū)動(dòng)LEDP10顯示屏

作者：時(shí)間：2016-11-27 來源：網(wǎng)絡(luò)

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#include

#include "derivative.h"

#define B PORTA_PA0 //數(shù)據(jù)串行輸入時(shí)鐘

#define C PORTA_PA2 //數(shù)據(jù)輸出時(shí)鐘

#define D PORTA_PA4 //74LS138使能時(shí)鐘

#define A PORTA_PA1 //行選

#define CP PORTA_PA5 //行選

#define SC PORTA_PA6 //行選

#define RI PORTA_PA3 //串行數(shù)據(jù)

#define CT PORTA_PA7

#define DIR DDRA //數(shù)據(jù)方向

#define BUS_CLOCK 32000000 //總線頻率

unsigned char ziku[4][32]={

0xFB,0xBF,0xFB,0xBF,0xC0,0x03,0xFB,0xBF,0xFB,0xBF,0x80,0x01,0xFB,0xBF,0xF7,0xDF,

0xEE,0xEF,0xDE,0xF7,0x3E,0xF9,0xEE,0xAF,0xEE,0xD7,0xDE,0xD7,0xFA,0xFF,0xFD,0xFF,

0xFE,0xFF,0x80,0x03,0xFE,0xFF,0xC0,0x07,0xFF,0xFF,0xE0,0x0F,0xEF,0xEF,0xE0,0x0F,

0xFB,0xBF,0x00,0x01,0xFF,0xFF,0xE0,0x0F,0xEF,0xEF,0xEF,0xEF,0xE0,0x0F,0xFF,0xFF,

0xFD,0xFF,0xDD,0xBF,0xDD,0xCF,0xDD,0xEF,0x80,0x01,0xDB,0xFF,0xFB,0xFF,0xF8,0x1F,

0xF3,0xDF,0xF5,0xDF,0xF5,0xDF,0xEE,0xBF,0xDF,0x7F,0xBE,0x9F,0x79,0xE3,0xE7,0xF7,

0xFF,0xF7,0x81,0xF7,0xBD,0xF7,0xB5,0xF7,0xB5,0x01,0xB5,0xE7,0xB5,0xE7,0xB5,0xD7,

0xB5,0xD7,0xB5,0xB7,0xF7,0xB7,0xEB,0x77,0xED,0xF7,0xDC,0xF7,0xBD,0xD7,0x7F,0xEF

};

void init();

void shuru(unsigned char data);

void shuchu();

void delay(unsigned char p);

void hangxuan(unsigned char P);

void timer_init();

void shuru1();

void INIT_PLL(void);

unsigned char hang=0,zi=0,shu=0;

void main(void)

{

init();

INIT_PLL();

timer_init();

while(1)

{

for(hang=0;hang<16;hang++)

{

for(zi=0;zi<4;zi++)

{

shuru(ziku[zi][2*hang]);

shuru(ziku[zi][2*hang+1]);

}

shuru1();

hangxuan(hang);

shuchu();

}

void shuru(unsigned char data)

{

unsigned char j=0;

for(j=0;j<8;j++)

{

RI=((data<

CP=0;

asm NOP;

CP=1;

asm NOP;

}

void shuru1()

{

unsigned char j=0;

for(j=0;j

{

if(j<64)

{

RI=1;

CP=0;

asm NOP;

CP=1;

asm NOP;

}

else

{

RI=((ziku[(j-64)/16][2*hang+((j)>7? 1:0)]<<(j%8))&0x80)==0x80? 1:0;

CP=0;

asm NOP;

CP=1;

asm NOP;

}

void shuchu()

{

SC=0;

asm NOP;

SC=1;

asm NOP;

}

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