Updated: Feb 3, 2022
Hey friends in this tutorial I will show you how to make ESP32 Google Assistant, Amazon Alexa and Manual Control Home Automation IOT Project.
You will be able to control your Appliances, Devices with Smartphone Amazon Alexa and Google Home application from any where around world.
If you are not connected to internet then you can control it with Manual Switches as well.
I have designed PCB For this project which makes this project very simple, compact and easy to use and install. This PCB can be used for multiple projects with ESP32 Nodemcu Board and has 8CH Relay Control for more Devices.
PCBA from $0 (Free Setup, Free Stencil): https://jlcpcb.com/IYB (Register to Get Coupons)
Discount Coupon Code:- JLCPCBcom
PCB Gerber File:-
ESP Wroom 32 Nodemcu Board
5V Relay Module 4CH
Switches
BreadBoard
Wires
PCB Components:-
HI Link 220v AC to 5v DC Converter
PBT Terminal Connector 3 Pin
PBT Terminal Connector 2 Pin
Female Header pin
330 ohms Resistor
220 ohms Resistor
BC547 Transistor
IN4007 Diode
Push Button
5v Relay
LED
PCB Schematic: