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  • Second meeting

  • Second meeting   1.  Hand out the Arduino, RTC module, wires, alligator clips, USB power block and USB cable 2.  I ask them how we are going to have the Arduino control the meters ?  I explain what PWM signal is and how we can use...
  • Third meeting

  • I recommend splitting the group up into two sections.   A lot of prep work is required for this meeting.  You need to have milled all the faceplates (hours and min), I made a couple of extras.  The plywood boxes also need to be lasered...
  • Fourth meeting

  • If you were able to get all the magnets glue in at the third meeting everything will be wrapped up at this meeting.  If you were not able too, then we will need to have a short fifth meeting. I do the same steps as the Third meeting.  Skip...
  • Fifth meeting

  • We are going to put shellac on the box.   1.  Again give everyone wax paper and set of rubber gloves 2.  I use Bulls Eye Shellac Clear.   3.  I use a paper tower to spread it around. 4.  Have them do each side.  They...
  • update_sensor.php

  • Note: This page is used when the counter value remains unchanged for more than 2 occurrences (2 cosecutives HTTP posts with the same values of counter).In this situation, the ESP32 program - instead of creating a new line in the database - updates the...
  • CODE

  • Here's the code used in this project.#include PCF8563 pcf; #include #include #include #include #define OLED_WIDTH 128 #define OLED_HEIGHT 64 #define OLED_ADDR 0x3C Adafruit_SSD1306 display(OLED_WIDTH, OLED_HEIGHT); void setup() { display.begin(SSD1306_SWITCHCAPVCC,...
  • Part 1 - The PCB

  • What’s up my friends, welcome back. This below is the PCB that I’ve designed for my project. I’ve tried to make it as small as I could so it could fit inside of a basic wall electric box. This project works at 220V so make sure you stay safe and...
  • Part 2 - What we need

  • Let's see all the needed parts and also check the schematic for this project below in order to know where to connect each part. We need the 220V to 12V regulator, the solid-state relay, an ESP32S smd version, some SMD capacitors and resistors, a diode,...
  • Part 5 - Website + Database

  • Please check my previous tutorial about IOT with the ESP32 in order to understand more because I won’t go over those steps again. In the video below you learn how to make the website, the database, the internet connection and so on. Follow...
  • Part 7 - Full Tutorial Video

  • Now as you can see in the tutorial video, each time I toggle the button on my website, the LED on the NOOBIX board is also turning on and off. But we can also connect it to high voltage. Connect a 220V load at the output. Then we add a cable at the input...