第八届蓝桥杯嵌入式省赛 模拟升降控制器

其他 2019-02-26 21:11:19 阅读次数: 0 
#include "stm32f10x.h"
#include <stdio.h>
#include "lcd.h"
#include "led.h"

u32 TimingDelay = 0;
u16	LEDRead = 0xffff;
u32  oneS , oneS2, twoS, fourS, fourS2, sixS;
u8 	str[20];
u16  liushui = 0x1000;
u16	ledshan[4] = {0xefff, 0xdfff, 0xbfff, 0x7fff};
u8 k = 1;

typedef struct
{
	u8 start;
	u8 up;
	u8 down;
	u8 menok;	   //		   关门ok
	u8 yidongok;   //    移动电梯ok
	u8 menKok;	  //开门ok
	u8 shan;	  //流水灯标志
	u8 yunxing;	  //运行标志
	u8 anjian;	  //按键一秒标志
	u8 shanlcd;	  //平台号lcd闪烁

}FLAG;

FLAG flag = {0,1,0,0,0,0,1,0,0,0};

u8 Level = 1;
u8 level[6] = {0,0,0,0,0,0}; //level[1-4]分别表示某层是否有按下
u8 j;//保存当前需要处理的楼层

void Delay_Ms(u32 nTime);
void Lcd_init(void);
void Gpio_init(void);
void Led_OFF(uint16_t led);
void Led_ON(uint16_t led);
void Led_turn(uint16_t led);
u8 Key_scan(void);
void Key_check(void);
void show(void);
void Rtc_init(void);
void rtcShow(void);
void pwm_init(uint16_t period, uint16_t CCR1_Val, uint16_t CCR2_Val);
void yunxing(void);

//Main Body
int main(void)
{
	SysTick_Config(SystemCoreClock/1000);
	Lcd_init();
	Gpio_init();	
   	Rtc_init();
	pwm_init(999,699,599);

	while(1)
	{
		 Key_check();
		 yunxing();
		 show();
		 rtcShow();
		 
	}
}

void yunxing(void)
{
	u8 i;
	if(flag.anjian == 1)
	{

		if(flag.up == 1)
		{
			for(i = Level ; i <= 5;i++)
			{
				if(level[i] == 2)
					break; //如果正在运行，则直接退出
				if(level[i] == 1 )	 //如果有待运行的楼层，则标记
				{
					flag.start = 1;
					j = i;
					break;	
				}
				if(i == 5)
				{
					j = 5;
					flag.up = 0;
					flag.down = 1;
					flag.start = 0;   //如果没搜到
				}
			}
	
			if(flag.start == 1)		//关门
			{
				flag.start = 0;
				level[j] = 2;		 //标记为正在处理
				pwm_init(499,0,249);
				fourS = 4000;
			}
	
	
			if(flag.menok == 1)	  //上升
			{
				flag.yunxing = 1;
				flag.menok = 0;
				pwm_init(999,799,0);
				sixS = 6000*(j - Level);
			}
	
	
			if(flag.yidongok == 1)	  //开门
			{
				 flag.yunxing = 0;
				 liushui = 0x0000;
			     flag.yidongok = 0;
				 pwm_init(499,299,0);
				 fourS2 = 4000;	
				 Level = j;	   //到了
				 flag.shanlcd = 1;
				 oneS = 300; //lcd闪烁
			}
			if(flag.menKok == 1)
			{
				flag.menKok = 0;
				level[j] = 0;
			 
			}
		//	sprintf((char *)str," %d  %d  %d  %d        ",flag.start, flag.menok, flag.yidongok, flag.menKok);
		//	LCD_DisplayStringLine(Line5,str);
		//	sprintf((char *)str," %d  %d  %d  %d  %d      ",level[1] , level[2] , level[3] , level[4] ,j);
		//	LCD_DisplayStringLine(Line6,str);
			if(j == 5)
			{
				flag.up = 0;
				flag.down = 1;
				flag.start = 0;   //如果没搜到
				flag.anjian = 0;  //按键按下一秒之后才能够运行。 现在结束了
			}
		//	sprintf((char *)str,"    %d   %d    ",flag.up , flag.down);
		//	LCD_DisplayStringLine(Line1,str);
		    
		}
	
	
	
		if(flag.down == 1)
		{
			for(i = Level ; i >= 0;i--)
			{
				if(level[i] == 2)
					break; //如果正在运行，则直接退出
				if(level[i] == 1 )	 //如果有待运行的楼层，则标记
				{
					flag.start = 1;
					j = i;
					break;	
				}
				if(i == 0)
				{
					j = i;
					flag.up = 1;
					flag.down = 0;
					flag.start = 0;   //如果没搜到
				}
			}
			if(flag.start == 1)		//关门
			{
				flag.start = 0;
				level[j] = 2;		 //标记为正在处理
				pwm_init(499,0,249);
				fourS = 4000;
			}
		
			if(flag.menok == 1)	  //下降
			{
				flag.yunxing = 1;
				liushui = 0x8000;
				flag.menok = 0;
				pwm_init(999,0,599);
				sixS = 6000*(Level - j);
			}
		
			if(flag.yidongok == 1)	  //开门
			{
				flag.yunxing = 0;
				 liushui = 0x0000;
				 flag.yidongok = 0;
				 pwm_init(499,299,0);
				 fourS2 = 4000;
				 Level = j;		//到了
				 flag.shanlcd = 1;
				 oneS = 300; //lcd闪烁
			}
		
			if(flag.menKok == 1)
			{
				flag.menKok = 0;
				level[j] = 0;
			}
		//	sprintf((char *)str," %d  %d  %d  %d        ",flag.start, flag.menok, flag.yidongok, flag.menKok);
		//	LCD_DisplayStringLine(Line5,str);
		//	sprintf((char *)str," %d  %d  %d  %d   %d     ",level[1] , level[2] , level[3] , level[4] ,j);
		//	LCD_DisplayStringLine(Line6,str);
			if(j == 0)
			{
				flag.up = 1;
				flag.down = 0;
				flag.start = 0;   //如果没搜到
				flag.anjian = 0;  //按键按下一秒之后才能够运行。 现在结束了
			}
		//	sprintf((char *)str,"    %d   %d    ",flag.up , flag.down);
		//	LCD_DisplayStringLine(Line1,str);
	
		}
	}
}

//PA6	TIM3_CH1
//PA7 	TIM3_CH2
//上行 pwm_init(999,799,0)
//下行 pwm_init(999,0,599)
//开门 pwm_init(499,299,0)
//关门 pwm_init(499,0,249)
//停止 pwm_init	(999,0,0)
void pwm_init(uint16_t period, uint16_t CCR1_Val, uint16_t CCR2_Val)
{	 
	GPIO_InitTypeDef GPIO_InitStructure;
	TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
	TIM_OCInitTypeDef  TIM_OCInitStructure;

	RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);

	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7;
  	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
  	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;

  	GPIO_Init(GPIOA, &GPIO_InitStructure);

	
	TIM_TimeBaseStructure.TIM_Period = period;
  	TIM_TimeBaseStructure.TIM_Prescaler = 71;
  	TIM_TimeBaseStructure.TIM_ClockDivision = 0;
  	TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;

  	TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure); 
	
	
	TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
  	TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
  	TIM_OCInitStructure.TIM_Pulse = CCR1_Val;
  	TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;

  	TIM_OC1Init(TIM3, &TIM_OCInitStructure);

  	TIM_OC1PreloadConfig(TIM3, TIM_OCPreload_Enable);



	TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
 	TIM_OCInitStructure.TIM_Pulse = CCR2_Val;

  	TIM_OC2Init(TIM3, &TIM_OCInitStructure);

  	TIM_OC2PreloadConfig(TIM3, TIM_OCPreload_Enable);


	TIM_Cmd(TIM3, ENABLE);
}

void show(void)
{
	LCD_DisplayStringLine(Line2,(unsigned char *)"  Local  Loacation  ");
//	LCD_DisplayStringLine(Line3,(unsigned char *)"                    ");
	
	sprintf((char *)str,"         %d          ",Level);
	if(flag.shanlcd <=3 && flag.shan == 1)
	{
		flag.shanlcd ++;
		flag.shan = 0;
		oneS = 300;
		sprintf((char *)str,"                     ");
	}
	LCD_DisplayStringLine(Line4,str);
//	LCD_DisplayStringLine(Line4,(unsigned char *)"         1          ");					
//	LCD_DisplayStringLine(Line5,(unsigned char *)"                    ");	
//	LCD_DisplayStringLine(Line6,(unsigned char *)"                    ");		
//	LCD_DisplayStringLine(Line8,(unsigned char *)"                    ");		
//	LCD_DisplayStringLine(Line9,(unsigned char *)"                    ");

//	if(flag.shan == 1)
//	{
//		flag.shan = 0;
	if(flag.up == 1 && flag.yunxing == 1)
	{
		if(k == 1)
		{
			Led_OFF(LED7 | LED5 | LED6);
			Led_ON(LED4);
		}

		if(k == 2)
		{
			Led_OFF(LED7 | LED4 | LED6);
			Led_ON(LED5);
		}

		if(k == 3)
		{
			Led_OFF(LED7 | LED5 | LED8);
			Led_ON(LED6);
		}

		if(k == 4)
		{
			Led_OFF(LED7 | LED5 | LED6);
			Led_ON(LED8);
			k = 0;
		}
		k++;
	}

	if(flag.down == 1 && flag.yunxing == 1)
	{
		if(k == 1)
		{
			Led_OFF(LED7 | LED5 | LED6);
			Led_ON(LED4);
			k = 4;
		}

		if(k == 2)
		{
			Led_OFF(LED7 | LED4 | LED6);
			Led_ON(LED5);
		}

		if(k == 3)
		{
			Led_OFF(LED7 | LED5 | LED8);
			Led_ON(LED6);
		}

		if(k == 4)
		{
			Led_OFF(LED7 | LED5 | LED6);
			Led_ON(LED8);
		}
		k--;
	}
	
	if(flag.yunxing == 0)
	 Led_OFF(LED7 | LED5 | LED6 | LED8);
//	}

	if(Level == 1)
	{
		Led_OFF(LED2 | LED3 | LED4);
		Led_ON(LED1);
	}

	if(Level == 2)
	{
		Led_OFF(LED1 | LED3 | LED4);
		Led_ON(LED2);
	}

	if(Level == 3)
	{
		Led_OFF(LED1 | LED2 | LED4);
		Led_ON(LED3);
	}

	if(Level == 4)
	{
		Led_OFF(LED2 | LED3 | LED1);
		Led_ON(LED4);
	}
}
					
void Rtc_init(void)
{
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE);

  PWR_BackupAccessCmd(ENABLE);
  BKP_DeInit();

  RCC_LSICmd(ENABLE);
  while (RCC_GetFlagStatus(RCC_FLAG_LSIRDY) == RESET);
  RCC_RTCCLKConfig(RCC_RTCCLKSource_LSI);

  RCC_RTCCLKCmd(ENABLE);
  RTC_WaitForSynchro();
  RTC_WaitForLastTask();

  RTC_ITConfig(RTC_IT_SEC, ENABLE);

  RTC_WaitForLastTask();

  RTC_SetPrescaler(39999); /* RTC period = RTCCLK/RTC_PR = (32.768 KHz)/(32767+1) */

  RTC_WaitForLastTask();

  /* Change the current time */
  RTC_SetCounter(12*3600 + 50*60 + 55);
  /* Wait until last write operation on RTC registers has finished */
  RTC_WaitForLastTask();
}

void  rtcShow(void)
{
	uint32_t THH = 0, TMM = 0, TSS = 0;
    uint32_t  	TimeVar = RTC_GetCounter();
  /* Reset RTC Counter when Time is 23:59:59 */
  if (TimeVar == 0x00015180)
  {
     RTC_SetCounter(0x0);
     /* Wait until last write operation on RTC registers has finished */
     RTC_WaitForLastTask();
	 TimeVar = RTC_GetCounter();
  }
  
  /* Compute  hours */
  THH = TimeVar / 3600;
  /* Compute minutes */
  TMM = (TimeVar % 3600) / 60;
  /* Compute seconds */
  TSS = (TimeVar % 3600) % 60;

						 
  sprintf((char *)str,"     %0.2d:%0.2d:%0.2d      ", THH, TMM, TSS); 
  LCD_DisplayStringLine(Line7,str);			
}


void Key_check(void)
{
	u8 	Key_Value = Key_scan();


	if(Key_Value == 1)
	{
		if(Level != 1)
		 level[1] = 1;
		 
	}

	if(Key_Value == 2)
	{
		if(Level != 2)
		 level[2] = 1;
		
	}

	if(Key_Value == 3)
	{
		if(Level != 3)
		 level[3] = 1;
	}

	if(Key_Value == 4)
	{
		if(Level != 4)
		 level[4] = 1;
	}
//	 	sprintf((char *)str,"   %d  ",Key_Value);
//		LCD_DisplayStringLine(Line1,str);
}

u8 Key_scan(void)
{
	if(RB1 == 0)
	{
		Delay_Ms(5);
		if(RB1 == 0)
		{	
			//	LCD_DisplayStringLine(Line0,(unsigned char *)"       1111         ");
				oneS2 = 1000;
				while(RB1 == 0);
				return 1;	
		}
	
	}	

	if(RB2 == 0)
	{
		Delay_Ms(5);
		if(RB2 == 0)
		{	
			 //	LCD_DisplayStringLine(Line0,(unsigned char *)"       2222        ");
				oneS2 = 1000;	
				while(RB2 == 0);
				return 2;
		}
	}

	if(RB3 == 0)
	{
		Delay_Ms(5);
		if(RB3 == 0)
		{	
			//	LCD_DisplayStringLine(Line0,(unsigned char *)"      333      ");
				oneS2 = 1000;
				while(RB3 == 0);
				return 3;	
		}

	}

	if(RB4 == 0)
	{
		Delay_Ms(5);
		if(RB4 == 0)
		{	
			//	LCD_DisplayStringLine(Line0,(unsigned char *)"       444      ");
				oneS2 = 1000;
				while(RB4 == 0);
				return 4;	
		}
	}
	return 0;
}

void Gpio_init(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
	
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOC |RCC_APB2Periph_GPIOD |
                         RCC_APB2Periph_AFIO, ENABLE);

    /* ******************************LED_Init*********************** */
	GPIO_InitStructure.GPIO_Pin = LEDALL;
   	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_Init(GPIOC, &GPIO_InitStructure);

    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 ;
    GPIO_Init(GPIOD, &GPIO_InitStructure);

	Led_OFF(LEDALL);
}

void Led_OFF(uint16_t led)
{
	GPIOC->ODR = LEDRead;
	GPIO_SetBits(GPIOC, led);
	GPIO_SetBits(GPIOD, GPIO_Pin_2);
	GPIO_ResetBits(GPIOD, GPIO_Pin_2);
	LEDRead = GPIOC->ODR;
}

void Led_ON(uint16_t led)
{
	GPIOC->ODR = LEDRead;
	GPIO_ResetBits(GPIOC, led);
	GPIO_SetBits(GPIOD, GPIO_Pin_2);
	GPIO_ResetBits(GPIOD, GPIO_Pin_2);
	LEDRead = GPIOC->ODR;
}

void Led_turn(uint16_t led)
{
	GPIOC->ODR = LEDRead;
	LEDRead ^= led;
	GPIOC->ODR = LEDRead;
	GPIO_SetBits(GPIOD, GPIO_Pin_2);
	GPIO_ResetBits(GPIOD, GPIO_Pin_2);
	LEDRead = GPIOC->ODR;
}

void Lcd_init(void)
{

	STM3210B_LCD_Init();
	LCD_Clear(Blue);
	LCD_SetBackColor(Blue);
	LCD_SetTextColor(White);
	
//	LCD_DisplayStringLine(Line0,(unsigned char *)"        ok          ");	
//	LCD_DisplayStringLine(Line1,(unsigned char *)"                    ");	
	LCD_DisplayStringLine(Line2,(unsigned char *)"                    ");
	LCD_DisplayStringLine(Line3,(unsigned char *)"                    ");
	LCD_DisplayStringLine(Line4,(unsigned char *)"                    ");					
	LCD_DisplayStringLine(Line5,(unsigned char *)"                    ");	
	LCD_DisplayStringLine(Line6,(unsigned char *)"                    ");	
	LCD_DisplayStringLine(Line7,(unsigned char *)"                    ");	
	LCD_DisplayStringLine(Line8,(unsigned char *)"                    ");		
	LCD_DisplayStringLine(Line9,(unsigned char *)"                    ");
}
//
void Delay_Ms(u32 nTime)
{
	TimingDelay = nTime;
	while(TimingDelay != 0);	
}


void SysTick_Handler(void)
{
	TimingDelay--;

	if(--oneS  == 0)
	{
		flag.shan = 1;
	}	

	if(--oneS2 == 0)
	{
		flag.anjian = 1;
	} 


	if(--fourS == 0)   //关门
	{
		flag.menok = 1;
	}
	
	if(--fourS2 == 0)	//开门
	{
		flag.menKok = 1;
	}

	if(--sixS == 0)
	{
		flag.yidongok = 1;
	}
}

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