• Examples , Tutorials ,
• Tags: Arduino, esp8266, Nodemcu
• 09 Dec

PubNub provides an easy to use interface for IoT enabled devices .PubNub and NodeMcu makes great pair to create IoT enbled embedded Devices.  It is simple Publish and Subscribe based protocol. Where any device can subscribe to any channel with subscribe key and could receive all messages published to that channel. On the other hand

• Arduino , Tutorials ,
• Tags: Arduino, frequency, RPM Meter, Tachometer, timer-period
• 15 Nov

RPM meter is very common problem in Embedded system development. Most of the time we need to measure RPM and for this we need some kind of RPM or Tachometer. The most common approach that is used for making Tachometer or RPM Meter is to measure pulses for a specif duration and then multiply it

• Arduino , Examples , Tutorials ,
• Tags: Arduino, beginner, first-timer, frequency, meter, novice, novice-method
• 22 Oct

In this post we are going to create a frequency meter using arduino. This frequency counter will count the number of cycles per second and will display the output on 16×2 LCD. We used proteous for simulation purpose and to quickly test our circuit. Full source code is provided at end of the post.

• Arduino ,
• Tags: Arduino, basic, cool, interfacing, mini-project, resistance
• 02 Feb

Abstract Food identification could be done in many ways as Every food is different in many ways, like shape, color, size and taste as well as many other chemical and electrical properties. What if we build some cool project out of it? Electronics is a fun to play with. So we are going to make