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How to Interface a GSM (SIM 300) Modem with ATmega32 to Send and Receive SMS

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What is a GSM Modem? GSM stands for Global System for Mobile Communications.It is a standard set developed by the EuropeanTelecommunications Standards Institute (ETSI) to describe protocols for second generation (2G) digital cellular networks used by mobilephones. A Modem is a device which modulates and demodulates signals as required to meet the communication requirements.It modulates […]

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Interfacing Serial Bluetooth Modem with Computer using ATmega16

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This article would give you a general idea about how to setup and interface any Bluetooth modem with your computer. There are many types of Bluetooth modems available in market, which vary in quality, cost, range, etc. Some of the well known Serial Bluetooth modems are AUBTM, BLUESMIRF, RN-41, HC-05 and HC-04. I would be using

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Attendance System using AVR and RFID using Atmega

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This project aims to automate the process of taking attendance on pen and paper and prevent any fraudulent entry. It uses RFID tags to record attendance. Each student is assigned a unique tag, which he/she is required to swipe over the reader to give his/her attendance. This system benefits both the teacher and student as its quick

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AVR Dual RGB Matrix Driver Using Atmega

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Multiplexing LEDs can be tricky, but we’re working with RGB LEDs, so think of each RGB as three individual LEDs. For an 8 x 8 matrix, that is 192 total LEDs on a single matrix. Even though there are only 32 connection pins, it is still possible to individually control the color and brightness of

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Ultrasonic Rangefinder HC-SR04 Interfacing with ATmega8

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In this article I will describe how to interface a Ultrasonic Range Finder Module with a AVR ATmega8 microcontroller. I will provide a HEX file which you can burn into your ATmega8 directly to quickly test this whole setup. Ultrasonic range finder modules helps find the exact distance to an object. This can have vast

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GSM Module SIM300 Interface with AVR Amega32

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A GSM/GPRS Module like SIM300 can be used for any embedded application that requires a long range communication, like a robot in Chennai controlled by a person sitting in New Delhi! Or simply a water pump in a rice field turned on in the morning by a farmer sitting in his house few kilometers away! You have

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Interfacing Analog Joystick with AVR ATmega32

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If you have played games on console you must be knowing what a joystick is. In games a joystick is generally used to control the motion of character or a vehicle (like plane or car). Joystick give a very realistic two dimensional control! Joystick are also used to control the motion of real objects like

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Program an ATmega168/328 with codebender

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If you want to use an inexpensive ATmega168 or ATmega328p for your project, but you want the simplicity of the arduino code and codebender, this tutorial will guide you through! A brand new ATmega microcontroller does not come preconfigured to use with Arduino code. So to use one of these you normally need a high

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Getting Started With the ATMega328P

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In the Internet of Things movement, people across the globe are connecting their stuff – TVs, pets, even houseplants – to the internet and transmitting all sorts of data. If you’re going to be a part of that movement, or want to dabble in creative prototyping on a budget, it’s important to get to know

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Easy Technique for Bootloading Atmega328pu and Atmega328p-pu# Xolcano

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it is very difficult to bootload Atmega chips when you don’t have proper knowledge about device signature ! each chips are associated with its own Signature.at the beginning I found very difficult in uploading bootloader file to Atmega 328pu and Atmega 328p-pu , although their are many different methods are already available in Internet ,it

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