LCD displays operate in two modes 4 bit and 8 bit mode. We all might have been familiar with 8 bit mode which is used widely in several systems. But 4 bit mode is something which many of us is…
Read more
Electronic Locks are highly useful to protect our possession and it was widely used in all places. The demand for Electronic locks is high since it offer high security and easy to handle rather than the mechanical locks. Most of…
Read more
LED lighting have a great demand since it consumes less power also have a increased life time. Also LED allows us to build beautiful lighting Circuit than the normal ones. Here is a similar lighting circuit which uses the concept…
Read more
Bluetooth technology creates a big evolution in way the devices communicate with each other. So it is important to learn interfacing Bluetooth with our MCU’s to build extended system also it offers facility to wireless control. This tutorial focuses in…
Read more
Ultrasonic sound waves are high frequency waves which is inaudible to human ear. It also had hell lot of applications in this world like range detection,machinery flaw detection etc. This Ultrasonic receiver circuit demonstrates the building of ultrasonic wave…
Read more
Ultrasonic waves are defined as the sound waves whose frequency is greater than 20Khz and it is not audible to the normal human ears. This ultrasonic possess wide variety of applications from industries (to detect flaws in machineries ) to…
Read more
Clap activated light circuits are something which is used to activate or turn on by means of a simple clap. You might have seen some of this before but building one could be really fun. This clap activated switch circuit…
Read more