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#include "led.h"
#include "delay.h"
#include "sys.h"
#include "adc.h"
#include "timer.h"
#include "usart1.h"
#include "LCD1602.h"
#include "string.h"
#include "stdio.h"
#include "dht11.h"
void Change_data_handle(void);
void SHOW_AND_BAOJING_Handle(void);
u8 KEY_SCAN(void); //按鍵函數(shù)
u8 key,PPM,Temperature,HUM;
u16 PPM_MAX=60,Temperature_MAX=40,HUM_MAX=70;//煙霧溫濕度上限初始值
unsigned char Alarm_Buf[16]="Warning";
char buf[30];
extern unsigned char RxCounter,Usart1RecBuf[64];
extern char bUsart1RecFlag;
//ESP8266相關(guān)函數(shù)
#define ESP_RECV_PTYPE_NULL 0
#define ESP_RECV_PTYPE_DATA 1
unsigned char cur_conn_id;
char *strx=0;
void Clear_Buffer(void)//清空緩存
{
u8 i;
for(i=0;i<64;i++)
Usart1RecBuf[i]=0;//緩存
RxCounter=0;
}
void esp_ap_mode(void)
{
Clear_Buffer();
Uart1_SendStr("AT+CWMODE=2\r\n"); ////<mode>:1-Station模式，2-AP模式，3-AP兼Station模式
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
while(strx == NULL)
{
Clear_Buffer();
Uart1_SendStr("AT+CWMODE=2\r\n");
delay_ms(500);
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
}
/*
<ssid>:字符串參數(shù)，接入點(diǎn)名稱
<pwd>:字符串參數(shù)，密碼最長64字節(jié)，ASCII
<chl>:通道號
< ecn >:0-OPEN，1-WEP，2-WPA_PSK，3-WPA2_PSK，4-WPA_WPA2_PSK
*/
Clear_Buffer();
Uart1_SendStr("AT+CWSAP=\"TEST\",\"12345678\",1,3\r\n");
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
while(strx == NULL)
{
Clear_Buffer();
Uart1_SendStr("AT+CWSAP=\"TEST\",\"12345678\",1,3\r\n");
delay_ms(500);
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
}
/*
AT+CIPMUX=1
OK
*/
Clear_Buffer();
Uart1_SendStr("AT+CIPMUX=1\r\n");
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
while(strx == NULL)
{
Clear_Buffer();
Uart1_SendStr("AT+CIPMUX=1\r\n");
delay_ms(500);
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
}
/*
AT+CIPMUX=1時(shí)才能開啟服務(wù)器；關(guān)閉server模式需要重啟?
AT+CIPSERVER=1,8080
OK
*/
Clear_Buffer();
Uart1_SendStr("AT+CIPSERVER=1,8080\r\n");
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
while(strx == NULL)
{
Clear_Buffer();
Uart1_SendStr("AT+CIPSERVER=1,8080\r\n");
delay_ms(500);
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
}
}
void esp8266_init()
{
Usart1_Init(115200);
Uart1_SendStr("ESP8266 Init\r\n");
Uart1_SendStr("AT\r\n"); //模塊測試
strx = strstr((const char*)Usart1RecBuf,(const char*)"OK");
while(strx == NULL)
{
Clear_Buffer();
Uart1_SendStr("AT\r\n");
delay_ms(500);
strx=strstr((const char*)Usart1RecBuf,(const char*)"OK");
}
esp_ap_mode();
}
void esp_send_buf(unsigned char conn_id, char * buf, unsigned char len)
{
printf("AT+CIPSEND=%d,%d\r\n",cur_conn_id,len);
strx = strstr((const char*)Usart1RecBuf,(const char*)">");
delay_ms(200);
if(strx==NULL)
{
return;
}
Uart1_SendStr(buf);
strx = strstr((const char*)Usart1RecBuf,(const char*)"SEND OK");
delay_ms(100);
if(strx==NULL)
{
return;
}
}
int main(void)
{
u16 test,test_adc;
delay_init(); //延時(shí)函數(shù)初始化
NVIC_Configuration(); //設(shè)置NVIC中斷分組2:2位搶占優(yōu)先級，2位響應(yīng)優(yōu)先級
KEY_IO_Init();
TIM2_Int_Init(1000-1,72-1); //定時(shí)器初始化，定時(shí)1MS
//Tout = ((arr+1)*(psc+1))/Tclk ; 72000/72=1000us
//Tclk:定時(shí)器輸入頻率(單位MHZ)
//Tout:定時(shí)器溢出時(shí)間(單位us)
delay_ms(300);
DHT11_Init(); //DHT11初始化
RELAY_Init();//繼電器初始化
BEEP_DISENABLE(); //蜂鳴器初始化
LCD_Init(); // 1602初始化
Adc_Init(); //ADC初始化
esp8266_init();//ESP8266初始化
while(1)
{
test_adc = Get_Adc_Average(ADC_Channel_9,20);//讀取通道9的AD值，讀取20次的平均值
PPM = test_adc*99/4096;//12位AD，把AD值轉(zhuǎn)換成百分比0~99
PPM = PPM >= 99? 99: PPM;//最大值不能超過99
DHT11_Read_Data(&Temperature,&HUM);//讀取溫濕度值
SHOW_AND_BAOJING_Handle();
Change_data_handle();//按鍵調(diào)節(jié)
if(test++>20)//ESP8266延時(shí)一段時(shí)間，發(fā)送一次數(shù)據(jù)
{
esp_send_buf(0,buf,27);
test = 0;
}
delay_ms(1);
}
}
extern u8 FLICKER;
void SHOW_AND_BAOJING_Handle(void)
{
unsigned char show_buf[16];//顯示緩存區(qū)
if(Temperature >= Temperature_MAX)//溫度超限
{
memcpy(buf,Alarm_Buf,8);//把Alarm_Buf里的字符串拷貝到buf中
buf[7] = '!';
if(FLICKER)//超標(biāo)顯示閃爍
{
LCD_Write_String(0,0," ");
}
else
{
sprintf(show_buf,"TEMP:%02dC",(u16)Temperature);//轉(zhuǎn)換顯示格式為TEMP:00C
LCD_Write_String(0,0,show_buf);//顯示
}
}
else
{
sprintf(show_buf,"TEMP:%02dC",(u16)Temperature);//轉(zhuǎn)換顯示格式為TEMP:00C
LCD_Write_String(0,0,show_buf);//顯示
memcpy(buf,show_buf,8);//將溫度顯示字符拷貝到buf中
}
buf[8] = ',';
if(HUM >= HUM_MAX)//濕度超限
{
memcpy(buf+9,Alarm_Buf,8);//把Alarm_Buf里的字符串拷貝到buf中
if(FLICKER)//超標(biāo)顯示閃爍
{
LCD_Write_String(9,0," ");
}
else
{
sprintf(show_buf,"HUM:%02d%%",(u16)HUM);//轉(zhuǎn)換顯示格式為HUM:00%
LCD_Write_String(9,0,show_buf);//顯示
}
}
else
{
sprintf(show_buf,"HUM:%02d%%",(u16)HUM);//轉(zhuǎn)換顯示格式為HUM:00%
LCD_Write_String(9,0,show_buf);
memcpy(buf+9,show_buf,7);//將濕度顯示字符拷貝到buf中
}
buf[16] = ',';
if(PPM >= PPM_MAX)//煙霧超限
{
memcpy(buf+17,Alarm_Buf,7);
buf[24] = '!';
buf[25] = '!';
if(FLICKER)//超標(biāo)顯示閃爍
{
LCD_Write_String(0,1," ");
}
else
{
sprintf(show_buf,"SMOKE:%02d%%",PPM);//轉(zhuǎn)換顯示格式為SMOKE:00%
LCD_Write_String(0,1,show_buf);
}
}
else
{
sprintf(show_buf,"SMOKE:%02d%%",PPM);//轉(zhuǎn)換顯示格式為SMOKE:00%
LCD_Write_String(0,1,show_buf);
memcpy(buf+17,show_buf,9);
}
buf[26] = '\r';
buf[26] = '\n';
if(Temperature >= Temperature_MAX || HUM >= HUM_MAX || PPM >= PPM_MAX)//溫度濕度煙霧超限
{
RELAY = 1;//繼電器開啟
BEEP_ENABLE(); //蜂鳴器報(bào)警
}
else
{
RELAY = 0;
BEEP_DISENABLE();
}
}
u8 KEY_SCAN(void)
{
u8 res = 0;
if(!KEY1)
{
delay_ms(10);
if(!KEY1)
{
while(!KEY1);//卡死
res = 1;
}
}
if(!KEY2)
{
delay_ms(10);
if(!KEY2)
{
while(!KEY2);//卡死
res = 2;
}
}
if(!KEY3)
{
delay_ms(10);
if(!KEY3)
{
while(!KEY3);//卡死
res = 3;
}
}
return res;
}
void Change_data_handle(void)
{
u8 key;
static u8 MODE = 0;
key = KEY_SCAN();//讀取按鍵值
if(key == 1)//按鍵1按下
{
MODE++;
LCD_Clear();//清屏
delay_ms(100);
}
while(MODE)
{
key = KEY_SCAN();
switch(MODE)
{
case 1: //設(shè)置溫度
//顯示
LCD_Write_String(0,0,"Set the TEMP ");
LCD_Write_String(0,1,"max:");
LCD_Write_Char(8,1,0xdf);
LCD_Write_Char(9,1,'C');
if(key == 2 && Temperature_MAX < 99) Temperature_MAX++;//按鍵2按下，值加1
if(key == 3 && Temperature_MAX > 0) Temperature_MAX--;//按鍵3按下，值減1
LCD1602_write_long(6,1,Temperature_MAX,2);//顯示值
delay_ms(10);
break;
case 2: //設(shè)置濕度
//顯示
LCD_Write_String(0,0,"Set the HUM ");
LCD_Write_String(0,1,"max:");
LCD_Write_String(8,1,"%");
if(key == 2 && HUM_MAX < 99) HUM_MAX += 1;//按鍵2按下，值加1
if(key == 3 && HUM_MAX > 0) HUM_MAX -= 1;//按鍵3按下，值減1
LCD1602_write_long(6,1,HUM_MAX,2);
delay_ms(10);
break;
case 3: //設(shè)置煙霧
//顯示
LCD_Write_String(0,0,"Set the SMOKE ");
LCD_Write_String(0,1,"max:");
LCD_Write_String(10,1,"% ");
if(key == 2 && PPM_MAX < 99) PPM_MAX += 1;//按鍵2按下，值加1
if(key == 3 && PPM_MAX > 0) PPM_MAX -= 1;//按鍵3按下，值減1
LCD1602_write_long(8,1,PPM_MAX,2);
delay_ms(10);
break;
default: break;
}
if(key == 1)
{
MODE++;
LCD_Clear();
if(MODE == 4)//按下次數(shù)等于4退出設(shè)置
{
MODE = 0;
}
}
}
}

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