Design and build an ESP8266 IoT Controller, Part 2
In my previous post, available here, I have shown you the initial stages of designing and developing our own IoT…
Design and Build an ESP8266 Based IoT Controller – Part 1
Table of contents Introduction My RequirementsMy SolutionExpandabilityPrototyping–> Initial Software Installation—–> Start Home Assistant—–> Install ESPHome—–> Flashing ESPHome–> Designing the Hardware—–>…
Build your own 8 DI Optically Isolated Arduino Shield – Part 3
Welcome to the final instalment of my 8 DI Optically Isolated Arduino Shield. Today I will show you some of…
Build your own 8 DI Optically Isolated Arduino Shield – Part 2
In part 1 of this article, I introduced my new I2C 8DI Optically Isolated Arduino Shield. Today, I will show…
Build your own 8 DI Optically Isolated Arduino Shield – Part 1
All of us Makers like to tinker with stuff, and in this process, we may find ourselves thinking about how…
MCP23017 with Adafruit Library
In a previous post, I have shown you how to use the MCP23017 16 Port I2C I/O Port extender with…
Using the MCP23017 to increase your GPIO’s
Today I will show you another useful IO Expander chip, The MCP23017. This chip, although similar to the PCF8475, which…
Using I2C with a 4×4 Matrix Keypad
Using a matrix keypad is a very easy way to add multiple control buttons to a project, be it to…
The OLED Display
Introduction Adding a display to any project can instantly increase its visual appeal, as well as make the project easier…
Multiple I2C Devices on the same Bus, I2C Part 3
Today I will continue my series on I2C by showing you how to use multiple devices on the I2C bus.…