基于stm32的红外遥控贪吃蛇程序 -

#include "led.h"
#include "delay.h"
#include "key.h"
#include "sys.h"
#include "lcd.h"
#include "usart.h"
#include "remote.h"
u8 key;
u8 *str=0;
u8 num,total=3;
u8 suiji=0;
u16 pos[100]={30,30,54,30,78,30};
u16 xx=3,yy=3;
int i;
int main(void)
{
delay_init(); //延时函数初始化
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);//设置中断优先级分组为组2：2位抢占优先级，2位响应优先级
uart_init(115200); //串口初始化为115200
LED_Init(); //LED端口初始化
LCD_Init();
KEY_Init();
Remote_Init(); //红外接收初始化
// LCD_Fill(pos[0],pos[1],pos[0]+19,pos[1]+19,GREEN);
//LCD_Fill(pos[2],pos[3],pos[2]+19,pos[3]+19,BLUE);
//LCD_Fill(pos[4],pos[5],pos[4]+19,pos[5]+19,RED);
LCD_Fill(xx*24+6,yy*24+6,xx*24+25,yy*24+25,RED);
while(1)
{
key=KEY_Scan(0); //得到键值
if(key!=0)num=key;
for(i=total*2-1;i>=2;i--)
{
pos[i]=pos[i-2];
}
switch(num)
{
case 4:
{
pos[1]-=24;
};break;
case 1:
{
pos[0]+=24;
};break;
case 3:
{
pos[0]-=24;
};break;
case 2:
{
pos[1]+=24;
};break;
}
LCD_Fill(pos[0],pos[1],pos[0]+19,pos[1]+19,GREEN);
for(i=1;i<total;i++)
{
LCD_Fill(pos[i*2],pos[i*2+1],pos[i*2]+19,pos[i*2+1]+19,BLUE);
}
//吃到食物，产生随机位置的食物
suiji++;
if(suiji>209)suiji=0;
if((pos[0]==xx*24+6)&&(pos[1]==yy*24+6))
{
xx=suiji%11;
yy=suiji%11;
total++;
}
LCD_Fill(xx*24+6,yy*24+6,xx*24+25,yy*24+25,RED);
delay_ms(800);
LCD_Clear(WHITE);
//游戏结束
if((pos[0]<6)||(pos[0]>294)||(pos[1]<6)||(pos[1]>294))
{
LCD_Clear(WHITE);
POINT_COLOR=RED;
LCD_ShowString(30,90,200,24,24,"GAME OVER");
LCD_ShowString(30,140,240,24,24,"Your Grade Is:");
LCD_ShowNum(200,140,total,3,24);
total=3;
delay_ms(500);delay_ms(500);delay_ms(500);delay_ms(500);
}
for(i=8;i<=(2*total-2);i=i+2)
if((pos[0]==pos[i])&&(pos[1]==pos[i+1]))
{
LCD_Clear(WHITE);
POINT_COLOR=RED;
LCD_ShowString(30,90,200,24,24,"GAME OVER");
LCD_ShowString(30,140,240,24,24,"Your Grade Is:");
LCD_ShowNum(240,140,total,5,24);
total=3;
delay_ms(500);delay_ms(500);delay_ms(500);delay_ms(500);
}
}
}

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