#include<regx51.h>
#include"HD7279.h"

				 
uchar digit[5]={0,0,0,0,0} ;
uchar keynumber;
uchar cnt,k1,k2;
void main()
{ 	

	reset=0;
	delay1ms(10);
	reset=1;
	delay1ms(30);//reset接高電平時(shí)，HD7279大約要經(jīng)過18-25ms的時(shí)間才會(huì)進(jìn)入正常工作狀態(tài)
	send_byte(CMD_RESET);//復(fù)位	
	send_byte(CMD_TEST);//測(cè)試
	delay1ms(3000);//延時(shí)3s
	send_byte(CMD_RESET);//清除顯示



    cnt=0;
	keynumber=0xff;
	write7279(FLASH,0XFC);//1,2兩位閃爍
	write7279(UNDECODER,0X08);//第1位顯示‘—’
	write7279(UNDECODER+1,0X08);//第2位顯示‘—’
	do
	{
		if(!key)
		{
			keynumber=read7279(CMD_READ);//讀出鍵碼
			write7279(DECODER1+1,keynumber/16);//讀出高四位
			write7279(DECODER1,keynumber&0x0f);//讀出低四位
			while(!key);//等待按鍵釋放
			cnt=0;
		}
		cnt++;
	}while(keynumber!=0&&cnt<0x30000);//如果按鍵為0或超時(shí)進(jìn)入下一步
	write7279(FLASH,0XFF);

	//下載數(shù)據(jù)但不譯碼演示
	write7279(UNDECODER+7,0X49);//第8位顯示“三”
	delay1ms(1000);

	//循環(huán)左/右移
	for(k1=0;k1<23;k1++)
	{
		send_byte(RTR_CYCLE);
		delay1ms(200);
	}
	for(k1=0;k1<23;k1++)
	{
		send_byte(RTL_CYCLE);
		delay1ms(200);
	}

	//譯碼方式0，左移
	for(k1=0;k1<16;k1++)
	{
		send_byte(RTL_UNCYL);
		write7279(DECODER0,k1);
		delay1ms(200);
	}
		delay1ms(1000);
		send_byte(CMD_RESET);//清除顯示

	//譯碼方式1，右移
	for(k1=0;k1<16;k1++)
	{
		send_byte(RTR_UNCYL);
		write7279(DECODER1+7,k1);
		delay1ms(200);
	}
		delay1ms(1000);
		send_byte(CMD_RESET);//清除顯示

	//消隱指令
	k2=0xff;
   	for(k1=0;k1<6;k1++)
	{
		k2=k2/2;//右移
		write7279(BLINK,k2);
		delay1ms(200);
	}
		write7279(BLINK,0XFF);//恢復(fù)8位顯示
		delay1ms(1000);
		send_byte(CMD_RESET);//清除顯示


	//段點(diǎn)亮段
	for(k1=0;k1<64;k1++)
	{	
		write7279(SEG_ON,k1);	//將64段逐一點(diǎn)亮
		write7279(SEG_OFF,k1-1);//關(guān)閉前一段
		delay1ms(200);
	}
}