dianzhen._c

点阵显示

//8*8点阵
#include <io8515v.h>
#include<macros.h>
#define uchar unsigned char
#define uint  unsigned int
/*菱形码
unsigned char tabP0[]={0x00,0x08,0x14,0x22,0x41,0x22,0x14,0x08};
unsigned char tabP2[]={0x7F,0xBF,0x0DF,0x0EF,0x0F7,0x0FB,0x0FD,0x0FE};
*/
/*圈形码
unsigned char tabP0[]={0x00,0x3c,0x42,0x42,0x42,0x42,0x3c,0x00};
unsigned char tabP2[]={0x7F,0xBF,0x0DF,0x0EF,0x0F7,0x0FB,0x0FD,0x0FE};
*/
//圈形码
unsigned char tabP0[]={0x30,0x48,0x44,0x22,0x44,0x48,0x30,0x00};
unsigned char tabP2[]={0x7F,0xBF,0x0DF,0x0EF,0x0F7,0x0FB,0x0FD,0x0FE};
void delay_1ms()
{
 uchar i;
 for(i=0;i<140;i++);
}
void delay_nms(uchar n)
{
 uchar i;
 for(i=0;i<n;i++)
     delay_1ms();
}
void m8515_init()
{
 DDRA=0XFF;
 PORTA=0X00;
 DDRB=0X00;
 PORTB=0XFF;
 DDRC=0XFF;
 PORTC=0X00;
 DDRD=0X00;
 PORTD=0XFF;
}
void main()
{
unsigned int i;
m8515_init();
while(1){
for(i=0;i<8;i++)
{
PORTA=0;
PORTC=tabP2[i];
delay_nms(1);
PORTA=tabP0[i];
delay_nms(1);
}}
}