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IoT Project using ESP32 NodeMCU ESP8266 network with Blynk App | IoT based Home Automation 2022

In this IoT tutorial, I have shown how to make the IoT Project using ESP32 NodeMCU ESP8266 network with Blynk App. With this IoT based home automation project, you can control multiple NodeMCU and ESP32 from a single Blynk cloud account. So you can use multiple ESP8266 for different rooms, and control them with Blynk IoT App.
PCBA from $0 (Free Setup, Free Stencil) jlcpcb.com/RHS
Download PCB Gerber file for NodeMCU control relays
drive.google.c...
Download PCB Gerber file for ESP32 control relays
drive.google.c...
During the tutorial video, I have covered the following topics:
00:58 Control multiple NodeMCU ESP32 with Blynk app.
03:05 Required Components for the Blynk IoT project.
03:26 Circuit of the ESP32 & ESP8266 IoT-based Smart Home project.
05:07 How to set up the Blynk cloud platform.
08:25 Source code for this IoT-based home automation system.
12:01 Program the ESP32 NodeMCU with Arduino IDE.
12:45 Set up Blynk IoT app for the IoT project.
14:02 Controlling multiple NodeMCU ESP32 control relays from Blynk.
Required Components for each room for this home automation
1. NodeMCU ESP8266 or ESP32
2. 4-channel 5V SPDT Relay Module
3. Push Buttons or Switches
Amazon India Affiliate links:
NodeMCU : amzn.to/3fJA4EG
ESP32 DEV KIT V1: amzn.to/331pohb
4-channel 5V Relay Module: amzn.to/2BQ5Y3o
Amazon United States Affiliate links:
NodeMCU : amzn.to/2WoR2A2
ESP32 DEV KIT V1: amzn.to/3mBjCch
4-channel 5V Relay Module: amzn.to/3r2HuJ4
Required Components for the NodeMCU control Relay PCB:
1. Relays 5v (SPDT) (4 no)
2. BC547 Transistors (4 no)
3. PC817 Optocuplors (4 no)
4. 510-ohm 0.25-watt Resistor (4 no) (R1 -- R4)
5. 1k 0.25-watt Resistors (5 no) (R5 -- R9)
6. LED 5-mm (5 no)
7. 1N4007 Diodes (5 no) (D1 -- D5)
8. Push Buttons (4 no)
9. Terminal Connectors
10. Jumpers
11. 5V DC supply
--------------
⚠️ This video took a long time to make if you would like to buy me a coffee to say thanks, link below: ☕
PayPal: paypal.me/sdaspay
Patreon: / techstudycell
-------------
***Important Links:
Download Code for the ESP32 & NodeMCU home automation project from the following article.
iotcircuithub....
Blynk Cloud sign up: blynk.cloud/da...
Important points:
1. In code, you have to change the virtual pins according to the microcontroller numbers.
2. You can use different WiFi networks for each microcontroller, but the Authentication Token should be the same for all the microcontrollers.
3. Here Blynk cloud will treat all the microcontrollers as a single device as we have used the same AUTH token.
4. If the Wi-Fi is available, the ESP32 or ESP8266 will automatically connect with Blynk cloud and the status LED (blue) will turn ON.
5. If you use latched switch, then during reset the switch-2 (D3) must be turned OFF.
**Please take proper safety precautions while working with high voltages.
During this Blynk IoT tutorial video, I have explained all the steps to configure the new Blynk 2.0 platform for any IoT-based smart home automation system. If the NodeMCU or ESP32 is connected with the WiFi then you can control the relays from anywhere in the world from mobile, and monitor the real-time feedback in the Blynk IoT applications. So with this internet of things project, you can convert any home appliances to IoT devices and control them through the internet.
#iot #homeautomation #esp32
--------------------------------
Thanks For Watching...
✅ SUBSCRIBE ✅LIKE ✅SHARE ✅ COMMENTS
Find out more such projects: iotcircuithub....
Facebook: / techstudycell
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-----------------------------
---------------------------
WARNING:
This video is for demonstration and educational purposes only.
Each demonstration presents risks and hazards that must be fully understood before attempting.
And should be performed only by professionals
----------------------------
Other useful IoT projects:
Latest NodeMCU projects playlist:
• NodeMCU Projects
Latest ESP32 projects playlist:
• ESP32 Projects
Arduino Home Automation Projects playlist:
• Arduino Projects

Пікірлер: 115

  • @TechStudyCell
    @TechStudyCell2 жыл бұрын

    ⚠ This video took a long time to make if you would like to buy me a coffee to say thanks, link below: ☕ PayPal: paypal.me/sdaspay Patreon: www.patreon.com/techstudycell

  • @chipmaster3031

    @chipmaster3031

    2 жыл бұрын

    hello a query can do this but with 2 esp32 without being asked for wifi passwords

  • @kevinedward4108

    @kevinedward4108

    Жыл бұрын

    Hey, I Have A Problem. So The ESP8266 Just Dosent work. The Serial moniter Says: 15:07:09.541 -> Blynk Not Connected 15:07:11.544 -> Blynk Not Connected 15:07:13.542 -> Blynk Not Connected 15:07:15.569 -> Blynk Not Connected 15:07:17.564 -> Blynk Not Connected 15:07:19.567 -> Blynk Not Connected 15:07:21.563 -> Blynk Not Connected 15:07:23.562 -> Blynk Not Connected 15:07:25.553 -> Blynk Not Connected 15:07:27.561 -> Blynk Not Connected 15:07:29.561 -> Blynk Not Connected

  • @shakilahmed6870
    @shakilahmed68702 жыл бұрын

    This is the reason I love this channel. He shares every details,no custom pcb,no paid plans.🥰🥰

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Thanks for the feedback.

  • @mahbuburrahmanmr.3482
    @mahbuburrahmanmr.34822 жыл бұрын

    Hi there, I am a big fan of you and watch your every video for almost 4 years. I appreciate your hard work and effort behind your all projects. I have seen more than one year, you do a lot of jobs behind home automation projects based on Blynk and another platform. It is very much appreciable. If you add a digital fan regulator with those home automation projects controlled by the Blynk app then it will be a great achievement for home automation. we see some beautiful good-looking sonoff or another wifi-based Chinese Fan regulator with touch switch panels which can be controlled by both App and touch panel switch (or physical buttons when the internet is not available) to control fan speed. still, now no KZreadr/project maker makes such this type (physical Touch Panel+Zero Crossing Ckt+Blynk app) of project. As a fan, I hope you will make this for adding your existing home automating project and will give that project (full home automation)as a gift to your viewers if you have time.

  • @engjawad8645
    @engjawad86452 жыл бұрын

    Really it is a great opportunity for me to start watching ur valuable channel & wishing u all success.

  • @RanjitSingh-ss1dj
    @RanjitSingh-ss1dj21 күн бұрын

    great video, use two ESP32 but response one at a time, plz hlp

  • @tirupurpatel
    @tirupurpatel2 жыл бұрын

    super and nice easy understanding all u projects i am happy😍

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Thanks

  • @mbala101
    @mbala1012 жыл бұрын

    confused between nodemcu CP2102($300) and CH340($235).....which one to go? can use the cheaper one??? are those function as same

  • @89263230559
    @892632305592 жыл бұрын

    Очень хорошо сделал! Большой молодец мужчина.

  • @prabu-ko9hs
    @prabu-ko9hs2 жыл бұрын

    Thank u very much brother, can you refer best and quality electronics components where can we purchase please.

  • @mihirchauhan215
    @mihirchauhan215 Жыл бұрын

    Very nice video. Can you suggest me what is the cheapest microcontroller that I can use for my IoT project? I need to connect with it through a SIM module. What is the best SIM module that will work perfectly with Indian SIM card? Thanks in advance.

  • @muhammadnor4135
    @muhammadnor41352 жыл бұрын

    This project is very useful, thank you

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Welcome

  • @rahiasif7574
    @rahiasif75742 жыл бұрын

    Sir esp8266 is connect but esp32 is not connected automatically

  • @0124akash
    @0124akash2 жыл бұрын

    Home security pe bhi ek vdo banaiye

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Okay

  • @user-vd3qd6ne4d
    @user-vd3qd6ne4d2 жыл бұрын

    Hi friend! Can you make video and introduce this idea: in room N1 we have temperature sensor (DHT) connected to esp32, which is sending data to blynk server. other controller which is connected to the same blynk server and controlling relay using temperature measurements from room N1

  • @aravindhanvivekanandhan5649
    @aravindhanvivekanandhan56492 жыл бұрын

    Nice project usefull for future home thank u sir u done great job

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Thanks for the feedback

  • @aravindhanvivekanandhan5649

    @aravindhanvivekanandhan5649

    2 жыл бұрын

    @@TechStudyCell I have suggestion can we use solid state relay instead of mechanical relay and is that enough to supply load to celling light celling strip light or ironbox wall plug what are thing do in solid state relay

  • @aravindhanvivekanandhan5649

    @aravindhanvivekanandhan5649

    2 жыл бұрын

    If we use 4 esp32 then what are gpio available total 38 gpio available what are pin we can use relay and latch switch can u tell i have design my own pcb

  • @phamkhai1294
    @phamkhai12942 жыл бұрын

    your video is very good, i am a big fan of you, hope you do video bynk 2.0, 8 relay, bluetooth and switch

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    There are some space issue. Will try again.

  • @phamkhai1294

    @phamkhai1294

    2 жыл бұрын

    @@TechStudyCell I will support and accompany you, your channel is so good and useful

  • @srinivasrdn
    @srinivasrdn2 жыл бұрын

    Great video 👍👍

  • @mac1mike
    @mac1mike2 жыл бұрын

    Can someone give tell one industry where the can use these abilities to make a decent living. I am trying to motivate the younger generation.

  • @Golobtin
    @Golobtin2 жыл бұрын

    Hi and thanks for the video. I was wondering if it would be possible to use the sort of technilogy you are using to push a button on my mobile phone to activate horn or a buzzer on my car providing the car has no internet service to it. Say the car is parked in a large paking lot and l need to find it. Cheers

  • @miguelmoreno5993
    @miguelmoreno59932 жыл бұрын

    un proyecto exquisito, enhorabuena, podria pedirte por favor dado que no controlo arduino el sofwar pudieses publicar el codigo para un esp32 8 reles pero escrito con esphome? gracias

  • @mdseraj317
    @mdseraj317 Жыл бұрын

    Sum time our network down problem the system is not working manual and auto

  • @4uhacks767
    @4uhacks7672 жыл бұрын

    @Tech StudyCell sir what do I need to change in sketch to use touch switch using tp223 instead of push button?

  • @shakerileiwat4341
    @shakerileiwat43412 жыл бұрын

    Great video love it ♥♥♥

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Thanks

  • @nelsongonzalez6292
    @nelsongonzalez62922 жыл бұрын

    im your fan thks

  • @kxkkxk5778
    @kxkkxk57782 жыл бұрын

    Отлично . Все получилось . Большое спасибо

  • @hoanganhvanhoanganhv
    @hoanganhvanhoanganhv2 жыл бұрын

    if you add wifi reset button. wifi login on phone will be great

  • @hoanganhvanhoanganhv

    @hoanganhvanhoanganhv

    2 жыл бұрын

    Add LED for connection status (up time) on the app

  • @sohinideb7843
    @sohinideb78432 жыл бұрын

    Well explained... Thanks for sharing👍👍👍👍👍👍

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    My pleasure

  • @mdseraj317
    @mdseraj317 Жыл бұрын

    Dear sir sum tim link fail tha system is not working auto an manual

  • @Cornf3dtv
    @Cornf3dtv Жыл бұрын

    Hello! i made the board for node mcu but im having a little trouble getting proper power? ANy suggesti9ons or have a better way to dm?

  • @bipradipkushari1002
    @bipradipkushari100210 ай бұрын

    Compilation error: blynk simpleesp8266.h: no file or directory

  • @justsanizer2431
    @justsanizer24312 жыл бұрын

    bro please make a lock using esp32 cam,fingerprint sensor of your phone and don't use solenoid lock please use servo in place of lock 👍

  • @abdullahtahir3410
    @abdullahtahir34102 жыл бұрын

    i have completed the project its working but there is an issue that relays are turning on when switches are of and turning off when switches are on from both sides manual switches as well as from blynk app.... any one can help me here?

  • @AmitSingh-ku3ug
    @AmitSingh-ku3ug3 ай бұрын

    Bro code upload hogya but wifi me connect nhi horha, Blue light nhi glow krra wifi wala na hi device online horha.

  • @geniodachianaok8384
    @geniodachianaok8384 Жыл бұрын

    do you know if there is a way to made a button shortcut on my cell phone out of blynk (withouth launcing it)

  • @nimeshsasinu1483
    @nimeshsasinu14832 жыл бұрын

    why isn't my esp32 wont connect to wifi ?, please help i did as the video shows.

  • @PhG1961
    @PhG19612 жыл бұрын

    Awesome !

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Thanks!

  • @learnbasicelectronicswitht5316
    @learnbasicelectronicswitht5316 Жыл бұрын

    sir please develop a voltage and ampere metre using node MCU or ESP 32 iot project

  • @blender3.2
    @blender3.2 Жыл бұрын

    TQ SO MUCH WORKING COOL

  • @TechStudyCell

    @TechStudyCell

    Жыл бұрын

    Welcome 😊

  • @iceadmin8982
    @iceadmin89822 жыл бұрын

    what kind of Push Buttons /switches Momentary or Maintained ?

  • @chipmaster3031
    @chipmaster30312 жыл бұрын

    hello friend, can I add a voltage sensor and add a water level sensor to monitor by the app

  • @paulomeliciano7665
    @paulomeliciano76652 жыл бұрын

    Thanks a lot, i'll try soon

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Great

  • @Rakesh.tech95
    @Rakesh.tech952 жыл бұрын

    Nice video bro

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Thanks

  • @aslammeethal3876
    @aslammeethal38762 жыл бұрын

    How to on/off all module a single click?

  • @sameerali7763
    @sameerali77632 жыл бұрын

    Can we not add infrared control to this project? If yes how? Please reply brother ❤️🙏🏻

  • @jineshcr3324
    @jineshcr3324 Жыл бұрын

    Error: "Code_NodeMCUs_NEW_Blynk_4Relay_Button.ino:27:21: error: variable or field 'button1 Handler' declared void" Line 27 is used to remember the prev state. "bool fetch_blynk_state = true;" Then why this error getting?

  • @JayaChandraReddyGuvvala-ob8tp

    @JayaChandraReddyGuvvala-ob8tp

    Күн бұрын

    @jineshcr3324 Brother can u decode that bug pls tell me how to do it

  • @TechDelay
    @TechDelay2 жыл бұрын

    Nice Project 👌👌👌

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Thanks

  • @nareshrajani9719
    @nareshrajani9719 Жыл бұрын

    Your pcb with nodmcu built-in is available with you ? I want to buy, is it possible?

  • @neeleshmaurya7017
    @neeleshmaurya70172 жыл бұрын

    Hii sir can you please add remote control and voice control in this project, if possible please make it sir in next video Thank you sir

  • @Electroxadict
    @Electroxadict2 жыл бұрын

    In my esp blue led isn't blynking

  • @juanmontillatoro1476
    @juanmontillatoro14762 жыл бұрын

    Muy bueno saludos desde España

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Muchísimas gracias

  • @tharushasankalpa260
    @tharushasankalpa2602 жыл бұрын

    Is it possible to control multiple ESP32s with one Arduino IoT Cloud dashboard?

  • @amanpanchal7433
    @amanpanchal74332 жыл бұрын

    Bro I need your help to make My university lab automation project I want to control 70 appliances Can you help me to make this project possible Please Guide me

  • @AllINONE-fm9qm
    @AllINONE-fm9qm2 жыл бұрын

    Hii.. can you add a circuit for controlling the speed of fan wirlessly by mobile

  • @dabdoube92

    @dabdoube92

    2 жыл бұрын

    What's the magic word ?

  • @muhammadshahrukhyasin6677
    @muhammadshahrukhyasin6677 Жыл бұрын

    LIGHT OFF NAI HO RAHE WO KASEY CHECK KARUN KUN NAI HO RAHE

  • @nihaljunayed2562
    @nihaljunayed25622 жыл бұрын

    Bro it is asking for Blynk confi auth while uploading what to do now?

  • @nihaljunayed2562

    @nihaljunayed2562

    2 жыл бұрын

    please reply ASAP

  • @souravchoudhary6812
    @souravchoudhary68122 жыл бұрын

    Can we control these appliances from anywhere?

  • @kailashmalviya8
    @kailashmalviya82 жыл бұрын

    Can use each room node MCU only

  • @pasinduelectronic1955
    @pasinduelectronic19558 ай бұрын

    Still it can do in blynk

  • @islamicspot786
    @islamicspot7862 жыл бұрын

    Can we need transformer???

  • @SuperGhust
    @SuperGhust2 жыл бұрын

    What's program that your drow circuit ?

  • @basilbinu4933
    @basilbinu49332 жыл бұрын

    Hi bro can we use any other pins than D3 so we don't need to worry if the pin is grounded or not for the node mcu to boot. Can we use D4 instead of D3?

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    You can. But D4 has its own limitations. It is better to use ESP32

  • @basilbinu4933

    @basilbinu4933

    2 жыл бұрын

    @@TechStudyCell I tried using D4 but same problem.Board wont start when D4 is low. Then i tried another pins and my configurations are. Relay D0,D1,D2,D3 Binary Sensing RX,D7,D6,SDD3 So far i have not been facing any issue while booting with all input pins grounded or any other issues while running. Is this ok to be used for long time.

  • @ramsajivangupta7336
    @ramsajivangupta73362 жыл бұрын

    Sir mai electricion hu. Delhi pitampura se Mughe aap se bat karni hai please help

  • @imranzabed7929
    @imranzabed7929 Жыл бұрын

    Will the code work with nodemcu v3

  • @prayasaggarwal835
    @prayasaggarwal8352 жыл бұрын

    Bahi 433 MHz receiver and transmiter bnayoo and manual

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    ok. noted

  • @newnew349
    @newnew3492 жыл бұрын

    Thanks

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Welcome

  • @godabarishpanda
    @godabarishpanda Жыл бұрын

    is this need alexa

  • @rahiasif7574
    @rahiasif75742 жыл бұрын

    Sir kha yea automatically connect Wi-Fi say hota hai yea reset Karna hoga

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    It will connect automatically.

  • @rahiasif7574

    @rahiasif7574

    2 жыл бұрын

    @@TechStudyCell hi esp32 switch code is not connect automatically

  • @niteshkumar1357
    @niteshkumar13572 жыл бұрын

    In it necessary to connect data cable to node mcu

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    No. Just provide 5V supply

  • @niteshkumar1357

    @niteshkumar1357

    2 жыл бұрын

    @@TechStudyCell but When I am not connect the data cable from laptop it not working.

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    You have to give 5v across vin and gnd pin.

  • @anhtuanngo4774
    @anhtuanngo47742 жыл бұрын

    can using two esp8266 with blynk in the project ??

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Yes. You can connect any number as per your requirement

  • @anhtuanngo4774

    @anhtuanngo4774

    2 жыл бұрын

    @@TechStudyCell yah thank you

  • @sameerali7763
    @sameerali77632 жыл бұрын

    Here's my small doubt , Why are you (and also other KZreadrs) limiting the project to only a few modes of operation? Like wifi+manual (no infrared & no Bluetooth control & no voice assistant ) Wifi+manual+infrared (no Bluetooth) What is the limitation here? Please clarify.. I'm trying to make it for my home And i need as many controls as possible Please reply soon 🙏🏻🙏🏻

  • @kinkarmandal5503
    @kinkarmandal55032 жыл бұрын

    Connect and control it Google assistance ✌️

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Use IFTTT, already made video on new Blynk and IFTTT

  • @kinkarmandal5503

    @kinkarmandal5503

    2 жыл бұрын

    @@TechStudyCell ok boss.. i got it ✌️👍

  • @aspirant24140
    @aspirant241402 жыл бұрын

    Bhai mera final year project he ess typ ka. Appse baat krna tha. Can you tell me about contact no of yours??

  • @MukeshKumar-sf1jx
    @MukeshKumar-sf1jx2 жыл бұрын

    Mujhe eski pcb chahiye kitne ki milegi

  • @TechStudyCell

    @TechStudyCell

    2 жыл бұрын

    Please send email to connect.techstudycell@gmail.com

  • @justsanizer2431

    @justsanizer2431

    2 жыл бұрын

    @@TechStudyCell me too please kitne kei padegei

  • @you-ssef7691
    @you-ssef76912 жыл бұрын

    super and nice easy understanding all u projects i am happy😍

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