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justhomework/MCU/Final_Design_FAIL/snake.h

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#ifndef _SNAKE_H_
#define _SNAKE_H_
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#include <reg52.h>
#include <stdio.h>
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#define XXX 31
#define YYY 15
#define bool char
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#define MOVE_STATE char
#define R 0
#define U 1
#define L 2
#define D 3
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struct DOT
{
unsigned char x;
unsigned char y;
} ;
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typedef struct DOT Dot;
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struct BODY
{
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Dot d;
MOVE_STATE m;
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};
typedef struct BODY Body;
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void snake_init();
void body_move(Body b);
void snake_move();
void body_add();
void snake_draw();
void snake_test();
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#endif