基于Freescale三轴加速度传感器LCD的贪食蛇游戏设计.docVIP

//说明：该程序是基于freescale MCU、三轴加速度传感器、ili9320 LCD所写的贪食蛇游 //戏，上传代码拥有全部的设计思路以及大部分函数主体 //================================================================= // 宏定义按键 //================================================================= #define Key_Up 1 #define Key_Down 4 #define Key_Left 2 #define Key_Right 3 #define uchar unsigned char //================================================================= // 使用结构体定义变量 使程序的名称更加的清楚 //================================================================= struct { uchar X; uchar Y; uchar Yes; }Food; //食物结构体 #define SNAKE_Max_Long 20 //最大长度 struct { uchar X[SNAKE_Max_Long]; uchar Y[SNAKE_Max_Long]; uchar Long; uchar Life; uchar Score; //蛇的分数 uchar Level; //蛇的等级 }Snake; //蛇结构体 uchar Key_V_temp=0; //取出上次按键值 uchar Key_Value=0; static int l=0; static uint16 KEY_Init[3]={0,0,0}; static uint16 KEY_BASE[3]={0,0,0}; score[20]={0,10,20,30,40,50,60,70,80,90,100,110,120,130,140,150,160,170,180,190}; int level[20]={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20}; static const byte Channels[] = {13,14,15}; /* Contents for the device control register */ static word MMA_7260_OutV[3]; static byte SumChan; static byte OutFlg; void MMA_7260_Init_3(void) { OutFlg = FALSE; /* No measured value */ /* ATD0CTL4: SMP2=0,SMP1=0,SMP0=0,PRS4=0,PRS3=0,PRS2=1,PRS1=0,PRS0=1 */ ATD0CTL4 = 5; /* Set sample time and prescaler */ /* ATD0CTL3: DJM=0,S8C=0,S4C=0,S2C=0,S1C=1,FIFO=0,FRZ1=0,FRZ0=0 */ ATD0CTL3 = 8; /* Set ATD control register 3 */ /* ATD0CTL0: ??=0,??=0,??=0,??=0,WRAP3=1,WRAP2=1,WRAP1=1,WRAP0=1 */ ATD0CTL0 = 15; /* Set wrap around */ /* ATD0CTL1: ETRIGSEL=0,SRES1=1,SRES0=0,SMP_DIS=1,ETRIGCH3=1,ETRIGCH2=1,ETRIGCH1=1,ETRIGCH0=1 */ ATD0CTL1 = 95; /* Set resolution and discharge */ /* ATD0CTL2: ??=0,AFFC=1,ICLKSTP=0,ETRIGLE=0,ETRIGP=0,ET