#include"system.h"#include"SysTick.h"#include"tim.h"#include"flash.h"#include"usart.h"http://按鍵初始化函數(shù)voidKEY_Init()//按鍵引腳初始化配置{ GPIO_InitTypeDefGPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE); GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3; GPIO_InitStructure.GPIO_Mode=GPIO_Mode_IPU; GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz; GPIO_Init(GPIOA,&GPIO_InitStructure);}//車流量初始化函數(shù)voidche_Init()//車流量引腳初始化配置{ GPIO_InitTypeDefGPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE); GPIO_InitStructure.GPIO_Pin=GPIO_Pin_5|GPIO_Pin_6; GPIO_InitStructure.GPIO_Mode=GPIO_Mode_IPU; GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz; GPIO_Init(GPIOA,&GPIO_InitStructure);}/**************開機(jī)FLASH初始化*****************/voidinit_FLASH(){ dx_time=FLASH_R(FLASH_START_ADDR); nb_time=FLASH_R(FLASH_START_ADDR+1); yellow_time=FLASH_R(FLASH_START_ADDR+2);}/***********************數(shù)碼顯示函數(shù)*****************************/voiddisplay()//數(shù)碼顯示函數(shù){ u8aa; aa++; if(aa>=4) aa=0; GPIOB->ODR&=0XFC07; smg_we_switch(aa); GPIOB->ODR=(dis_smg[aa]<<3);}/*********************交通燈處理函數(shù)*********************************/voidjiaotongdeng_dis(){ if(flag_1s==1) { flag_1s=0; miao++; if(miao>=60) { miao=0; } dx_che_value=0; for(i=0;i<60;i++) dx_che_value+=dx[i];//東西計(jì)算車流量 nb_che_value=0; for(i=0;i<60;i++) nb_che_value+=nb[i]; //南北計(jì)算車流量 dx[miao]=0; nb[miao]=0; if(flag_dx_nb==0) //南北時(shí)間 { dx_s--; nb_s--; if(dx_s==yellow_time) nb_s=yellow_time; } if(flag_dx_nb==1) //東西時(shí)間 { dx_s--; nb_s--; if(nb_s==yellow_time) dx_s=yellow_time; } if(dx_s==0) { flag_dx_nb++; if(flag_dx_nb>=2) flag_dx_nb=0; if(flag_dx_nb==1) { if(dx_che_value>=30) { dx_s=dx_time+20; //東西時(shí)間 nb_s=dx_time+yellow_time+20; } elseif(dx_che_value>=20) { dx_s=dx_time+10; //東西時(shí)間 nb_s=dx_time+yellow_time+10; } else { dx_s=dx_time; //東西時(shí)間 nb_s=dx_time+yellow_time; } } else { if(nb_che_value>=30) { dx_s=nb_time+yellow_time+20; nb_s=nb_time+20; //南北時(shí)間 } elseif(nb_che_value>=20) { dx_s=nb_time+yellow_time+10; nb_s=nb_time+10; //南北時(shí)間 } else { dx_s=nb_time+yellow_time; nb_s=nb_time; //南北時(shí)間 } } } } dis_smg[0]=smg_du[dx_s%10]; dis_smg[1]=smg_du[dx_s/10%10]; dis_smg[2]=smg_du[nb_s%10]; dis_smg[3]=smg_du[nb_s/10%10];/***********************南北時(shí)間*********************************/ if(flag_dx_nb==0) { if(dx_s>yellow_time) { dx_red=0; dx_green= 1; dx_yellow=1; nb_red=1; nb_green= 0; nb_yellow=1; }elseif(dx_s<=yellow_time) //當(dāng)小于5秒時(shí)黃燈要閃了 { dx_red=0; dx_green= 1; dx_yellow=1; nb_red=1; nb_green= 1; if(flag_500ms==0) { nb_yellow=0; } else { nb_yellow=1; } } }/********************車計(jì)流量程序*****************/voidche_liuliang() //車計(jì)流量程序{ if(nb_che==0) //計(jì)南北車的流量 { nb[miao]+=1; } if(dx_che==0) //計(jì)東西車的流量 { dx[miao]+=1; }}/***************串口發(fā)一個(gè)數(shù)據(jù)******************/ voidsend_uart(u8dat){ USART_SendData(USART1,dat); while(USART_GetFlagStatus(USART1,USART_FLAG_TC)==RESET);//檢查發(fā)送中斷標(biāo)志位}/***************發(fā)送字符串******************/ voidSend_Str(unsignedchar*buf){ while(*buf!='\0') { send_uart(*buf++); }}voidESP8266_SERVER(void)//建立服務(wù)器{ Send_Str("AT+CWMODE=2\r\n"); //服務(wù)器搭建在WIFI模塊上 delay_ms(200);Send_Str("AT+CWSAP=\"wifi\",\"12345678\",5,3\r\n"); delay_ms(200); Send_Str("AT+CIPMUX=1\r\n"); delay_ms(200); Send_Str("AT+CIPSTO=0\r\n");}voiduart_shou()//接收WIFI數(shù)據(jù){ if(flag_s_en==1) { flag_s_en=0; if(Rxbuff[1]=='T') if(Rxbuff[2]=='1') { key_can=4; //得到按鍵值 } if(Rxbuff[1]=='T') if(Rxbuff[2]=='2') { key_can=3; //得到按鍵值 } if(Rxbuff[1]=='T') if(Rxbuff[2]=='3') { key_can=2; //得到按鍵值 } if(Rxbuff[1]=='T') if(Rxbuff[2]=='4') { key_can=1; //得到按鍵值 } Rxnum=0; } }intmain(){ SysTick_Init(72); KEY_Init(); LED_dx_nx_Init(); SMG_Init(); che_Init(); init_FLASH(); TIM2_Init(499,7199);//定時(shí)器初始化，計(jì)數(shù)到499為50ms dx_s=nb_time+yellow_time; //南北時(shí)間 nb_s=nb_time;USART1_Init(9600);）ESP8266_SERVER(); while(1) { key(); uart_shou();//WIFI接收函數(shù) if(key_can!=0) { key_with(); } che_liuliang(); //車計(jì)流量程序 if((menu_1==0)&&(flag_jdgz==0)) jiaotongdeng_dis(); if(flag_jdgz==2) //夜間模式 if(flag_500ms==1) { flag_500ms=0; nb_yellow=~nb_yellow; dx_yellow=~dx_yellow; } if(flag_che==1) { dis_smg[3]=smg_du[nb_che_value/10%10]; //顯示為B dis_smg[2]=smg_du[nb_che_value%10]; //顯示為B dis_smg[1]=smg_du[dx_che_value/10%10]; //顯示東西設(shè)置的時(shí)候 dis_smg[0]=smg_du[dx_che_value%10]; } display();//數(shù)碼顯示函數(shù) delay_ms(1); }}voidTIM2_IRQHandler(void){//TIM2中斷處理函數(shù)u16value1; if(TIM_GetITStatus(TIM2,TIM_IT_Update)!=RESET){ //判斷是否是TIM3中斷 TIM_ClearITPendingBit(TIM2,TIM_IT_Update); value1++;//定時(shí)50ms斷一次 if(value1%10==0) { flag_500ms++;//計(jì)時(shí)500ms if(flag_500ms