基于单片机的智能停车场管理系统毕业论文设计 下载本文

洛阳理工学院毕业设计(论文)

TIM_SelectSlaveMode(SONIC_TIMx, TIM_SlaveMode_Reset); /* Enable the Master/Slave Mode */

TIM_SelectMasterSlaveMode(SONIC_TIMx,

TIM_MasterSlaveMode_Enable);

}

//定时器中断里边的内容 void TIMx_IRQHandler(void) { }

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/* TIM enable counter */

TIM_Cmd(SONIC_TIMx, ENABLE); /* Enable the CC2 Interrupt Request */

TIM_ITConfig(SONIC_TIMx, TIM_IT_CC2, ENABLE);

if(TIM_GetITStatus(SONIC_TIMx,TIM_IT_CC2)!=RESET) {

TIM_ClearITPendingBit(SONIC_TIMx,TIM_IT_CC2); value1=TIM_GetCapture2(SONIC_TIMx); if(value1!=0) {

value2=TIM_GetCapture1(SONIC_TIMx); } else {

value1=0; }

time=value2;

value2=0;

}

洛阳理工学院毕业设计(论文)

//12864液晶显示模块初始化

//初始化液晶,引脚初始化,发送初始化命令 void initlcd12864() { }

//液晶引脚资源初始化 void GPIO_Config(void) {

GPIO_InitTypeDef GPIO_InitStructure;

RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOx|RCC_APB2PGPIO_Config(); write_com(0x30); delayms(1);

write_com(0x0c);//整体显示开 游标关 游标位置关 delayms(1); write_com(0x01); delayms(5);

eriph_GPIOy,ENABLE);

GPIO_InitStructure.GPIO_Pin

=

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;

GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_Init(GPIOx, &GPIO_InitStructure);

GPIO_Pin_8|GPIO_Pin_9|GPIO_Pin_10;

GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_Init(GPIOy, &GPIO_InitStructure);

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洛阳理工学院毕业设计(论文)

}

//打印显示汉字程序,包括设定显示坐标,显示内容

void hanzi(unsigned char x,unsigned char y,unsigned char *z) //显示汉字 字符

{ unsigned char pos; if(x==0)

x=0x80;

if(x==1)

x=0x90;

if(x==2)

x=0x88;

if(x==3)

x=0x98;

pos=x+y; write_com(pos); while(*z!='\\0') { write_date(*z);

z++;

}

}

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洛阳理工学院毕业设计(论文)

//主函数内容 int main(void) {

while(1) {

a=Sonic1(); b=Sonic2(); c=Sonic3(); d=Sonic4(); if(a<=100)

else

hanzi(0,0,\号车位有车\

u8 a,b,c,d; SystemInit();

GPIO_Configuration();//串口引脚初始化

USART_Configuration(9600);//串口初始化,方便系统调试 Delay_Configuration(72);//系统延时函数初始化 Sonic_Init();//超声波初始化

initlcd12864();//液晶显示模块初始化

printf(\//初始化结束 串口打印OK信息

hanzi(0,0,\号车位无车\

if(b<=100) hanzi(0,0,\号车位有车\

else

hanzi(0,0,\号车位无车\

if(c<=100) hanzi(0,0,\号车位有车\

else

hanzi(0,0,\号车位无车\

}

if(d<=100) hanzi(0,0,\号车位有车\

else

hanzi(0,0,\号车位无车\

delayms(100);

}

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