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Arduino GPRS Tutorial

Arduino GPRS

Connecting your Arduino project to the Internet is easy though WiFi and modules like the ESP8266 or a WiFi shield. Another option is to ditch wireless and use an Ethernet shield. But what if there’s no WiFi or network cable available? The solution would be to connect to the Internet …

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Arduino Wireless Control

Wireless control is much more convenient especially on a significant distance. Imagine having wires from your controller to your robot! Also, making your project portable is essentially saying making it wireless (unless, you still need to plug it on mains). In this tutorial, we’ll look at popular methods in achieving …

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Arduino GPS Tutorial

GPS Tutorial

Global Positioning System (GPS) has been around since the 80's and is still one of the most important features you can add to any electronic system. The idea of tracking something (or someone) is cool enough but doing so without a telephone or an internet connection is much cooler. In …

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PIC16 PWM Tutorial

PIC16F877A

Pulse width modulation may have been invented to encode messages into pulsing signal but it was originally conceived as a technique for controlling power supplied to motors. In this tutorial, we will look at how PIC16 PWM works.

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Use the PIC16F877A with Nokia 3310 in XC8

nokia 3310 lcd

In this post, I’ll share with you how I got the Nokia 3310 LCD to run using a PIC16F877A microcontroller. How to use the Nokia 3310 LCD with the Arduino has been covered before. This one is more challenging because I had to create a library for the XC8 compiler. …

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Creating an Arduino Bluetooth Serial Interface

Arduino Bluetooth Module

Bluetooth is the most popular way of connecting an Arduino to a smartphone wirelessly. In this tutorial, we will create an arduino-bluetooth interface and send messages from an arduino to smartphone and arduino to a personal computer.

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NodeMCU MQTT Tutorial

NodeMCU Webserver

So far, we've been using HTTP in our NodeMCU web servers and while it works, the protocol is not really the best way for sending and receiving small-sized data for IoT applications. In this tutorial, I will introduce you to NodeMCU MQTT.

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