How to calculate distance using HC-SR04 and Raspberry pi

In this article I am going to calculate distance using HC-SR04 and raspberry pi. The HC-SR04 Ultrasonic sensor that I am going to use here has four pins: Ground (GND)…

In this article I am going to calculate distance using HC-SR04 and raspberry pi. The HC-SR04 Ultrasonic sensor that I am going to use here has four pins: Ground (GND)…

In this post I will show you how you can use Google sheets for stock analysis. Only prerequisite is you need to have a google account and some basic spreadsheet…

This display setup can be used in all Arduino projects and we only need 4 wires. 2 for data and 2 for power. This16*2 LCD using I2C with Arduino setup will simplify all your Arduino projects display requirement.
Year 2021 started with a hope but ended with despair. When 2020 was ending we thought new year will bring some good and pandemic will end soon but it became…

In the previous post we have seen how we can use A9G GPS/GSM/GPRS pudding board using a serial debugging tool and list of AT commands that we can use it.…

What is A9G GPS/GPRS board? A9G GPS/GSM/GPRS pudding board is a complete quad-band GSM/GPRS+GPRS/GPS module. This module supports the basic phone voice call/SMS, serial to GPRS and GPS data transmission…

Introduction The Arduino Pro Mini is a low-cost, and small size arduino board with the minimum of components (no on-board USB or pin headers). This makes it a good choice…
Raspberry Pi OS Basic commands In this post I am listing out some raspberry pi tips and tricks. These frequently used commands will help you maintain and use your raspberry…

In this post I will show how you can add a power switch to start and shutdown raspberry pi.