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- #define BLYNK_PRINT Serial
- #define BUTTON 13
- #define LED 4
- #define DOORUP 14
- #define DOORDOWN 15
- #include "esp_camera.h"
- #include "SPI.h"
- #include "driver/rtc_io.h"
- #include "ESP32_MailClient.h"
- #include <FS.h>
- #include <SPIFFS.h>
- #include <WiFi.h>
- #include <WiFiClient.h>
- #include <BlynkSimpleEsp32.h>
- WidgetLED led1(V1);
- WidgetLED led2(V2);
- WidgetLED led3(V3);
- WidgetLED led4(V4);
- // Your WiFi credentials & Authentication Code from Blynk
- // Set password to "" for open networks.
- const char* ssid = "xxxxxx";
- const char* password = "xxxxxxx";
- char auth[] = "xxxxxxxx"; //sent by Blynk
- // Serial Communication Variables
- char coopRx; // Info received from CoopCommand
- bool newDataRx = false; //has CoopCam received new data from CoopCommand
- bool takePhoto = false; //Did the Blynk App request a photo?
- // Timers
- unsigned long photoTimer = 500; // Time to run flash before taking photo
- unsigned long lastPhotoTimer = 0; // Last time the flash timer was checked
- // To send Email using Gmail use port 465 (SSL) and SMTP Server smtp.gmail.com
- // YOU MUST ENABLE less secure app option https://myaccount.google.com/lesssecureapps?pli=1
- #define emailSenderAccount "xxxxxxxxxxxxxxxxxx@xxxx.com"
- #define emailSenderPassword "xxxxxx"
- #define smtpServer "smtp.gmail.com"
- #define smtpServerPort 465
- #define emailSubject "CoopCam Photo"
- #define emailRecipient "xxxxx@xxxx.com"
- #define CAMERA_MODEL_AI_THINKER
- #if defined(CAMERA_MODEL_AI_THINKER)
- #define PWDN_GPIO_NUM 32
- #define RESET_GPIO_NUM -1
- #define XCLK_GPIO_NUM 0
- #define SIOD_GPIO_NUM 26
- #define SIOC_GPIO_NUM 27
- #define Y9_GPIO_NUM 35
- #define Y8_GPIO_NUM 34
- #define Y7_GPIO_NUM 39
- #define Y6_GPIO_NUM 36
- #define Y5_GPIO_NUM 21
- #define Y4_GPIO_NUM 19
- #define Y3_GPIO_NUM 18
- #define Y2_GPIO_NUM 5
- #define VSYNC_GPIO_NUM 25
- #define HREF_GPIO_NUM 23
- #define PCLK_GPIO_NUM 22
- #else
- #error "Camera model not selected"
- #endif
- // The Email Sending data object contains config and data to send
- SMTPData smtpData;
- // Photo File Name to save in SPIFFS
- #define FILE_PHOTO "/photo.jpg"
- void setup() {
- WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG, 0); //disable brownout detector
- pinMode(LED, OUTPUT);
- // Serial, WI-FI & Blynk Communication
- Serial.begin(115200);
- Blynk.begin(auth, ssid, password);
- // You can also specify server:
- //Blynk.begin(auth, ssid, pass, "blynk-cloud.com", 80);
- //Blynk.begin(auth, ssid, pass, IPAddress(192,168,1,100), 8080);
- if (!SPIFFS.begin(true)) {
- ESP.restart();
- }
- else {
- delay(500);
- }
- 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.pixel_format = PIXFORMAT_JPEG;
- if (psramFound()) {
- config.frame_size = FRAMESIZE_UXGA;
- config.jpeg_quality = 10;
- config.fb_count = 2;
- } else {
- config.frame_size = FRAMESIZE_SVGA;
- config.jpeg_quality = 12;
- config.fb_count = 1;
- }
- // Initialize camera
- esp_err_t err = esp_camera_init(&config);
- if (err != ESP_OK) {
- return;
- }
- }
- // Check if photo capture was successful
- bool checkPhoto( fs::FS &fs ) {
- File f_pic = fs.open( FILE_PHOTO );
- unsigned int pic_sz = f_pic.size();
- return ( pic_sz > 100 );
- }
- // Capture Photo and Save it to SPIFFS
- void capturePhotoSaveSpiffs( void ) {
- camera_fb_t * fb = NULL; // pointer
- bool ok = 0; // Boolean indicating if the picture has been taken correctly
- do {
- // Take a photo with the camera
- fb = esp_camera_fb_get();
- if (!fb) {
- return;
- }
- // Photo file name
- File file = SPIFFS.open(FILE_PHOTO, FILE_WRITE);
- // Insert the data in the photo file
- if (!file) {
- }
- else {
- file.write(fb->buf, fb->len); // payload (image), payload length
- }
- // Close the file
- file.close();
- esp_camera_fb_return(fb);
- // check if file has been correctly saved in SPIFFS
- ok = checkPhoto(SPIFFS);
- } while ( !ok );
- }
- void sendPhoto( void ) {
- // Preparing email
- // Set the SMTP Server Email host, port, account and password
- smtpData.setLogin(smtpServer, smtpServerPort, emailSenderAccount, emailSenderPassword);
- // Set the sender name and Email
- smtpData.setSender("ESP32-CAM", emailSenderAccount);
- // Set Email priority or importance High, Normal, Low or 1 to 5 (1 is highest)
- smtpData.setPriority("High");
- // Set the subject
- smtpData.setSubject(emailSubject);
- // Set the email message in HTML format
- smtpData.setMessage("<h2>Photo captured with ESP32-CAM and attached in this email.</h2>", true);
- // Set the email message in text format
- //smtpData.setMessage("Photo captured with ESP32-CAM and attached in this email.", false);
- // Add recipients, can add more than one recipient
- smtpData.addRecipient(emailRecipient);
- //smtpData.addRecipient(emailRecipient2);
- // Add attach files from SPIFFS
- smtpData.addAttachFile(FILE_PHOTO, "image/jpg");
- // Set the storage type to attach files in your email (SPIFFS)
- smtpData.setFileStorageType(MailClientStorageType::SPIFFS);
- smtpData.setSendCallback(sendCallback);
- // Start sending Email, can be set callback function to track the status
- if (!MailClient.sendMail(smtpData))
- // Clear all data from Email object to free memory
- smtpData.empty();
- }
- // Callback function to get the Email sending status
- void sendCallback(SendStatus msg) {
- //Print the current status
- }
- void coopCom ( void ) {
- if (Serial.available() > 0) {
- coopRx = Serial.read();
- newDataRx = true;
- }
- if (newDataRx == true) {
- if (coopRx == 'O') { //If CoopCommand says the door is up
- led1.on();
- led2.off();
- led3.off();
- led4.off();
- newDataRx = false;
- }
- if (coopRx == 'S') { //If CoopCommand says the door is down
- led1.off();
- led2.on();
- led3.off();
- led4.off();
- newDataRx = false;
- }
- if (coopRx == 'U') { //If CoopCommand says the door is opening
- led1.off();
- led2.off();
- led3.on();
- led4.off();
- newDataRx = false;
- }
- if (coopRx == 'D') { //If CoopCommand says the door is closing
- led1.off();
- led2.off();
- led3.off();
- led4.on();
- newDataRx = false;
- }
- }
- if (digitalRead(DOORUP) == HIGH) {
- Serial.print('U');
- }
- if (digitalRead(DOORDOWN) == HIGH) {
- Serial.print('D');
- }
- }
- void photoRequest ( void ) {
- if (takePhoto) {
- digitalWrite(LED, HIGH);
- if ((unsigned long)(millis() - lastPhotoTimer) >= photoTimer) {
- capturePhotoSaveSpiffs();
- sendPhoto();
- digitalWrite(LED, LOW);
- takePhoto = false;
- }
- }
- }
- void loop() {
- coopCom();
- photoRequest();
- Blynk.run();
- if (digitalRead(BUTTON) == HIGH) {
- takePhoto = true;
- lastPhotoTimer = millis();
- }
- }
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