8×8led点阵屏显示数字.c

来自「单片机C语言程序设计实训100例--基于AVR+PROTEUS仿真」· C语言 代码 · 共 66 行

//-----------------------------------------------------------------
//  名称: 8×8LED点阵屏显示数字
//-----------------------------------------------------------------
//  说明: 8×8LED点阵屏循环显示数字0-9,刷新过程由定时器中断完成
//   
//-----------------------------------------------------------------
#define F_CPU 4000000UL
#include <avr/io.h>
#include <avr/interrupt.h>
#include <util/delay.h>
#define INT8U   unsigned char
#define INT16U  unsigned int

//数字0~9的8x8点阵编码
const INT8U Table_OF_Digits[] = 
{  
	0x00,0x3C,0x66,0x42,0x42,0x66,0x3C,0x00,//0	 
	0x00,0x08,0x38,0x08,0x08,0x08,0x3E,0x00,//1	
	0x00,0x3C,0x42,0x04,0x08,0x32,0x7E,0x00,//2	
	0x00,0x3C,0x42,0x1C,0x02,0x42,0x3C,0x00,//3	
	0x00,0x0C,0x14,0x24,0x44,0x3C,0x0C,0x00,//4	
	0x00,0x7E,0x40,0x7C,0x02,0x42,0x3C,0x00,//5	
	0x00,0x3C,0x40,0x7C,0x42,0x42,0x3C,0x00,//6	
	0x00,0x7E,0x44,0x08,0x10,0x10,0x10,0x00,//7	
	0x00,0x3C,0x42,0x24,0x5C,0x42,0x3C,0x00,//8	
	0x00,0x38,0x46,0x42,0x3E,0x06,0x3C,0x00 //9	
};

//------------------------------------------------------------------
// 主程序
//------------------------------------------------------------------
int main() 
{  










} 

//------------------------------------------------------------------
// T0定时器中断控制LED点阵屏刷新显示
//------------------------------------------------------------------
ISR (TIMER0_OVF_vect)
{    














}