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#include <WiFi.h>
#include <WiFiClient.h>
#include <ArduinoJson.h>
#include <HTTPClient.h>
#include <EEPROM.h>
#include <Ticker.h>
#include "DHT.h" //加載DHT11的庫
#include "esp_http_client.h"
#include "esp_camera.h"
#include "configuration.h"
#include "camera_pins.h"
char config_flag = 0; //配網成功標識
//tcp客戶端相關
String TcpClient_Buff = "";
unsigned int TcpClient_BuffIndex = 0;
unsigned long TcpClient_preTick = 0;
unsigned long preHeartTick = 0;//心跳
unsigned long preTCPStartTick = 0;//連接
String over_int = "false";
bool preTCPConnected = false;
String UID = "c124bafd03ba4909b1f7794c3e38af32"; //巴法云私鑰
String TOPIC = "mytrash"; //主題名字
//圖像拍照上傳相關
int capture_interval = 5 * 1000; // 20秒上傳一次
const char* uid = "c124bafd03ba4909b1f7794c3e38af32"; //私鑰
const char* topic = "mytrash"; //主題
const char* wechatMsg = ""; //如果不為空，會推送到
const char* wecomMsg = ""; //如果不為空，會推送到企業，推送到企業的消息
const char* urlPath = ""; //如果不為空，會生成自定義圖片鏈接，自定義圖片上傳后返回的圖片url，url前一部分為巴法云域名，第二部分：私鑰+主題名的md5值，第三部分為設置的圖片鏈接值。
bool flashRequired = true; //閃光燈，true是打開閃光燈
const int brightLED = 4; //閃光燈引腳
const int sensorPin = 14; // 溢出檢測引腳
unsigned char sendp = 0;
int sensorValue = 0;
int connect_time = 0;
const char* post_url = "imagesbemfa/upload/v1/upimages.php"; // 默認上傳地址
static String httpResponseString; //接收服務器返回信息
bool internet_connected = false;
long current_millis;
long last_capture_millis = 0;
// Bright LED (Flash)
const int ledFreq = 50; // PWM settings
const int ledChannel = 15; // camera uses timer1
const int ledRresolution = 8; // resolution (8 = from 0 to 255)
struct config_type
{
char stassid[32];
char stapsw[64];
char cuid[40];
char ctopic[32];
uint8_t reboot;
uint8_t magic;
};
config_type config;
WiFiClient TCPclient;
Ticker delayTimer;
DHT dht(DHTPIN, DHTTYPE);//聲明 dht 函數
/**
* 存儲配網信息
*/
void saveConfig()
{
int rand_key;
uint8_t mac[6];
WiFi.macAddress(mac);
config.reboot = 0;
EEPROM.begin(512);
uint8_t *p = (uint8_t*)(&config);
for (int i = 0; i < sizeof(config); i++)
{
EEPROM.write(i, *(p + i));
}
EEPROM.commit();
}
void delayRestart(float t)
{
delayTimer.attach(t, []()
{
ESP.restart();
});
}
/**
* airkiss配網
*/
void doSmartconfig()
{
Serial.println("waiting for WeChat Config.....");
Serial.print("*");
Serial.print("*");
Serial.print("*");
Serial.print("*");
Serial.print("*");
Serial.println("*");
WiFi.mode(WIFI_STA);
WiFi.stopSmartConfig();
WiFi.beginSmartConfig();
int cnt = 0;
bool flag_ok = false;
while (!WiFi.smartConfigDone())
{
delay(300);
if (flag_ok == true) continue;
if (WiFi.smartConfigDone())
{
strcpy(config.stassid, WiFi.SSID().c_str());
strcpy(config.stapsw, WiFi.psk().c_str());
config.magic = MAGIC_NUMBER;
saveConfig();
flag_ok = true;
}
cnt++;
if (cnt >= 600)
{
delayRestart(0);
}
}
}
/**
* 設置SmartConfig
*/
void setConfig()
{
String mac = WiFi.macAddress().substring(8);//取mac地址做主題用
mac.replace(":", "");//去掉:號
WiFiClient client_bemfa_WiFiClient;
HTTPClient http_bemfa_HTTPClient;
http_bemfa_HTTPClient.begin(client_bemfa_WiFiClient,"//probemfa/vv/setSmartConfig?version=1&user="+mac);
int httpCode = http_bemfa_HTTPClient.GET();
if (httpCode == 200)
{
Serial.println("wifi smartconfig ok");
}
http_bemfa_HTTPClient.end();
}
/**
* 初始化wifi信息，并連接路由器網絡
*/
void initWiFi()
{
char temp[32];
uint8_t mac[6];
WiFi.macAddress(mac);
//sprintf(temp, "%s_%02X%02X%02X", HOST_NAME, mac[3], mac[4], mac[5]);
WiFi.hostname(temp);
if(WiFi.status() != WL_CONNECTED)
{
WiFi.disconnect();//斷開連接
WiFi.mode(WIFI_STA);//STA模式
WiFi.begin(config.stassid, config.stapsw);//連接路由器
}
Serial.print("Waiting for connect");
while (WiFi.status() != WL_CONNECTED)
{//檢查是否連接成功
delay(500);
Serial.print(".");
connect_time++;
if(connect_time >= 360)
{
connect_time = 0;
Serial.println("wifi connect faild");
}
}
if(config_flag == 1)
{
setConfig();
}
Serial.println("wifi is connected");
//Serial.print("ssid:");
//Serial.println(WiFi.SSID());
//Serial.print("psw:");
//Serial.println(WiFi.psk());
WiFi.softAP(temp);
}
/**
* 加載存儲的信息，并檢查是否進行了反復5次重啟恢復出廠信息
*/
uint8_t *p = (uint8_t*)(&config);
void loadConfig()
{
uint8_t mac[6];
WiFi.macAddress(mac);
EEPROM.begin(512);
for (int i = 0; i < sizeof(config); i++)
{
*(p + i) = EEPROM.read(i);
}
config.reboot = config.reboot + 1;
if(config.reboot>=4)
{
restoreFactory();
}
if(config.magic != MAGIC_NUMBER)
{
config_flag = 1;
}
EEPROM.begin(512);
for (int i = 0; i < sizeof(config); i++)
{
EEPROM.write(i, *(p + i));
}
EEPROM.commit();
delay(2000);
EEPROM.begin(512);
config.reboot = 0;
for (int i = 0; i < sizeof(config); i++)
{
EEPROM.write(i, *(p + i));
}
EEPROM.commit();
delay(2000);
}
/**
* 恢復出廠設置，清除存儲的wifi信息
*/
void restoreFactory(){
Serial.println("Restore Factory.......");
config.magic = 0x00;
strcpy(config.stassid, "");
strcpy(config.stapsw, "");
config.magic = 0x00;
saveConfig();
delayRestart(1);
while (1)
{
delay(100);
}
}
/**
* 檢查是否需要airkiss配網
*/
void waitKey()
{
if(config_flag == 1)
{
doSmartconfig();
}
}
/*
*發送數據到TCP服務器
*/
void sendtoTCPServer(String p)
{
if (!TCPclient.connected())
{
//Serial.println("Client is not readly");
return;
}
TCPclient.print(p);
//Serial.println("[Send to TCPServer]:String");
}
/*
*初始化和服務器建立連接
*/
void startTCPClient()
{
if(TCPclient.connect(TCP_SERVER_ADDR, atoi(TCP_SERVER_PORT)))
{
//Serial.print("\nINFO:Connected to server:");
//Serial.printf("%s:%d\r\n",TCP_SERVER_ADDR,atoi(TCP_SERVER_PORT));
preTCPConnected = true;
preHeartTick = millis();
TCPclient.setNoDelay(true);
sendtoTCPServer("cmd=1&uid="+UID+"&topic="+TOPIC+"\r\n");
}
else
{
//Serial.print("INFO:Failed connected to server:");
//Serial.println(TCP_SERVER_ADDR);
TCPclient.stop();
preTCPConnected = false;
}
preTCPStartTick = millis();
}
/*
*檢查數據，發送數據
*/
void doTCPClientTick()
{
//檢查是否斷開，斷開后重連
if(WiFi.status() != WL_CONNECTED) return;
if (!TCPclient.connected())
{//斷開重連
if(preTCPConnected == true)
{
preTCPConnected = false;
preTCPStartTick = millis();
Serial.println("TCP Client disconnected");
TCPclient.stop();
}
else if(millis() - preTCPStartTick > 1*1000)//重新連接
startTCPClient();
}
else
{
if (TCPclient.available())
{//收數據
char c =TCPclient.read();
TcpClient_Buff +=c;
TcpClient_BuffIndex++;
TcpClient_preTick = millis();
if(TcpClient_BuffIndex>=MAX_PACKETSIZE - 1)
{
TcpClient_BuffIndex = MAX_PACKETSIZE-2;
TcpClient_preTick = TcpClient_preTick - 200;
}
preHeartTick = millis();
}
if(millis() - preHeartTick >= upDataTime)
{//上傳數據
preHeartTick = millis();
float h = dht.readHumidity();//讀取濕度
float t = dht.readTemperature();//讀取攝氏度
if (isnan(h) || isnan(t))
{
Serial.println("Failed to read from DHT sensor!");
return;
} //檢查抓取是否成功
/*********************數據上傳*******************/
String upstr = "";
String uart_str = "";
upstr = "cmd=2&uid="+UID+"&topic="+TOPIC+"&msg=#"+over_int+"#"+t+"#"+h+"\r\n";
sendtoTCPServer(upstr);
uart_str = "DATA#"+over_int+"#"+t+"#"+h+"\r\n";
Serial.print(uart_str);
upstr = "";
}
}
if((TcpClient_Buff.length() >= 1) && (millis() - TcpClient_preTick>=200))
{//data ready
TCPclient.flush();
//Serial.print("Buff:");
//Serial.println(TcpClient_Buff);
TcpClient_Buff="";
TcpClient_BuffIndex = 0;
}
}
// change illumination LED brightness
void brightLed(byte ledBrightness) {
ledcWrite(ledChannel, ledBrightness); // change LED brightness (0 - 255)
}
// ----------------------------------------------------------------
// set up PWM for the illumination LED (flash)
// ----------------------------------------------------------------
// note: I am not sure PWM is very reliable on the esp32cam - requires more testing
void setupFlashPWM() {
ledcSetup(ledChannel, ledFreq, ledRresolution);
ledcAttachPin(brightLED, ledChannel);
brightLed(0);
}
void Setint(){
sendp = 1;
}
void setup() {
Serial.begin(115200);
pinMode(brightLED, OUTPUT); // flash LED
pinMode(sensorPin, INPUT); // 將引腳設置為輸入模式
digitalWrite(brightLED, LOW); // led off = Low
attachInterrupt(2, Setint, FALLING); //當電平發生變化時，觸發中斷
attachInterrupt(13, restoreFactory, FALLING); //當電平發生變化時，觸發中斷
dht.begin(); //啟動傳感器
camera_config_t config;
config.ledc_channel = LEDC_CHANNEL_0;
config.ledc_timer = LEDC_TIMER_0;
config.pin_d0 = Y2_GPIO_NUM;
config.pin_d1 = Y3_GPIO_NUM;
config.pin_d2 = Y4_GPIO_NUM;
config.pin_d3 = Y5_GPIO_NUM;
config.pin_d4 = Y6_GPIO_NUM;
config.pin_d5 = Y7_GPIO_NUM;
config.pin_d6 = Y8_GPIO_NUM;
config.pin_d7 = Y9_GPIO_NUM;
config.pin_xclk = XCLK_GPIO_NUM;
config.pin_pclk = PCLK_GPIO_NUM;
config.pin_vsync = VSYNC_GPIO_NUM;
config.pin_href = HREF_GPIO_NUM;
config.pin_sscb_sda = SIOD_GPIO_NUM;
config.pin_sscb_scl = SIOC_GPIO_NUM;
config.pin_pwdn = PWDN_GPIO_NUM;
config.pin_reset = RESET_GPIO_NUM;
config.xclk_freq_hz = 20000000;
config.frame_size = FRAMESIZE_UXGA;
config.pixel_format = PIXFORMAT_JPEG; // for streaming
config.grab_mode = CAMERA_GRAB_WHEN_EMPTY;
config.fb_location = CAMERA_FB_IN_PSRAM;
config.jpeg_quality = 10;
config.fb_count = 1;
// if PSRAM IC present, init with UXGA resolution and higher JPEG quality
// for larger pre-allocated frame buffer.
if (config.pixel_format == PIXFORMAT_JPEG) {
if (psramFound()) {
config.jpeg_quality = 10;
config.fb_count = 2;
config.grab_mode = CAMERA_GRAB_LATEST;
} else {
// Limit the frame size when PSRAM is not available
config.frame_size = FRAMESIZE_SVGA;
config.fb_location = CAMERA_FB_IN_DRAM;
}
} else {
// Best option for face detection/recognition
config.frame_size = FRAMESIZE_240X240;
#if CONFIG_IDF_TARGET_ESP32S3
config.fb_count = 2;
#endif
}
#if defined(CAMERA_MODEL_ESP_EYE)
pinMode(13, INPUT_PULLUP);
pinMode(14, INPUT_PULLUP);
#endif
// camera init
esp_err_t err = esp_camera_init(&config);
if (err != ESP_OK) {
//Serial.printf("Camera init failed with error 0x%x", err);
return;
}
sensor_t* s = esp_camera_sensor_get();
// initial sensors are flipped vertically and colors are a bit saturated
if (s->id.PID == OV3660_PID) {
s->set_vflip(s, 1); // flip it back
s->set_brightness(s, 1); // up the brightness just a bit
s->set_saturation(s, -2); // lower the saturation
}
#if defined(CAMERA_MODEL_M5STACK_WIDE) || defined(CAMERA_MODEL_M5STACK_ESP32CAM)
s->set_vflip(s, 1);
s->set_hmirror(s, 1);
#endif
#if defined(CAMERA_MODEL_ESP32S3_EYE)
s->set_vflip(s, 1);
#endif
loadConfig();
waitKey();
initWiFi();
//Serial.print("Camera Ready!:");
//Serial.println(WiFi.localIP());
setupFlashPWM(); // configure PWM for the illumination LED
}
/********http請求處理函數*********/
esp_err_t _http_event_handler(esp_http_client_event_t* evt) {
if (evt->event_id == HTTP_EVENT_ON_DATA) {
httpResponseString.concat((char*)evt->data);
}
return ESP_OK;
}
static esp_err_t take_send_photo() {
if (flashRequired) {
brightLed(255);
delay(300);
}
//Serial.println("take_send_photo...");
camera_fb_t* fb = NULL;
esp_err_t res = ESP_OK;
fb = esp_camera_fb_get();
if (flashRequired) brightLed(0); // change LED brightness back to previous state
if (!fb) {
//Serial.println("Camera capture failed...");
return ESP_FAIL;
}
httpResponseString = "";
esp_http_client_handle_t http_client;
esp_http_client_config_t config_client = { 0 };
config_client.url = post_url;
config_client.event_handler = _http_event_handler;
config_client.method = HTTP_METHOD_POST;
http_client = esp_http_client_init(&config_client);
esp_http_client_set_post_field(http_client, (const char*)fb->buf, fb->len); //設置http發送的內容和長度
esp_http_client_set_header(http_client, "Content-Type", "image/jpg"); //設置http頭部字段
esp_http_client_set_header(http_client, "Authorization", uid); //設置http頭部字段
esp_http_client_set_header(http_client, "Authtopic", topic); //設置http頭部字段
esp_http_client_set_header(http_client, "wechatmsg", wechatMsg); //設置http頭部字段
esp_http_client_set_header(http_client, "wecommsg", wecomMsg); //設置http頭部字段
esp_http_client_set_header(http_client, "picpath", urlPath); //設置http頭部字段
esp_err_t err = esp_http_client_perform(http_client); //發送http請求
if (err == ESP_OK) {
//json數據解析
StaticJsonDocument<200> doc;
DeserializationError error = deserializeJson(doc, httpResponseString);
if (error) {
//Serial.print(F("deserializeJson() failed: "));
//Serial.println(error.c_str());
}
}
//Serial.println("Taking picture END");
esp_camera_fb_return(fb);
esp_http_client_cleanup(http_client);
return res;
}
void loop()
{
sensorValue = digitalRead(sensorPin); // 讀取引腳的電平
if (sensorValue == HIGH)
{
over_int = "true";
}
else
{
over_int = "false";
}
doTCPClientTick();
// current_millis = millis();
// if (current_millis - last_capture_millis > capture_interval)
// {
// last_capture_millis = millis();
// take_send_photo();
// }
if (sendp == 1)
{ // Take another picture
take_send_photo();
sendp = 0;
}
}

復制代碼

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