Ashish Choudhary

Comparing Text-to-Speech (TTS) Converters available for Raspberry Pi - eSpeak, Festival, Google TTS, Pico and PYTTSX3

Text-to-speech (TTS) is a type of speech synthesis program that is used to produce a spoken sound version of the text, such as...

Build a Simple Stereo Audio Amplifier Board using TDA2822

An audio amplifier is an Electronic circuit that amplifies low-power audio signals to a level suitable for driving Loudspeaker...

DIY Battery Powered NodeMCU Motor Driver Shield for Robotic Applications

When developing robotic projects, motors are one of the most important parts of the whole project and there is always a need...

DIY Raspberry Pi Motor Driver HAT

A Raspberry Pi HAT is an add-on board for Raspberry Pi with the same dimensions as Pi. It can directly fit on the top of...

Programming ATtiny85 Microcontroller IC with Arduino Uno

ATtiny85 Microcontroller Chip is an affordable and powerful alternative to other Arduino microcontrollers, especially when you...

DIY USB Rubber Ducky using ATtiny85

The USB Rubber Ducky or Bad USB is a famous attack tool that looks like a USB pen drive but acts like a keyboard when plugged...

Build a Portable Step Counter using ATtiny85 and MPU6050

In this tutorial, we are going to build an easy and cheap Pedometer using ATtiny85 IC, MPU6050 Accelerometer & Gyroscope,...

IoT Based Air Quality Index Monitoring System – Monitor PM2.5, PM10, and CO using ESP32

As winter sets in, the air hanging over us thickens with smoke and gaseous emissions from burning fields, industrial factories...

Programming ATtiny85 IC directly through USB using Digispark Bootloader

The ATtiny family is a series of one of the smallest microcontrollers in the AVR market. These microcontrollers are capable of...

Measuring CO2 Concentration in Air using Arduino and MQ-135 Sensor

The earth’s Atmospheric CO2 level is increasing day by day. The global average atmospheric carbon dioxide in 2019 was 409.8...