Circuits & Schematics: Arduino - 7

61. Arduino RFID shield
    Circuits Security Wireless Embedded Systems Microcontrollers Usage Arduino
    .. application. It’s time to present you an application with RFID. We want to show you how to use the popular Arduino to produce a device capable of recognizing passive transponder (TAG). But this is not the usual RFID key, ...
    May 31, 2012

62. Measuring Battery Capacity With an Arduino
    Circuits Measurement Embedded Systems Supply Microcontrollers Usage Arduino
    .. each of the batteries while measuring how much energy it produced (displayed in Joules and in Watt-Hours. I had an Arduino with Atmel ATmega328 and an LCD panel left over from a different project so I thought I’d make a ...
    May 16, 2012
63. LED Camera
    Circuits Embedded Systems Microcontrollers Usage Light Arduino
    .. The per LEDs must be limited as to not overdrive the LEDs. The current to the LEDs must be limited as to not overload the Arduino. The current to the LEDs shall be as high as possible in order to get good brightness. The load on the ...
    Apr 6, 2012
64. A Universal RFID Key. Part 3 - The Software, Entering data into our card
    Circuits Arduino Security Wireless Embedded Systems Microcontrollers Usage
    .. software was next. Using the Arduino IDE, I implemented a simple menu system that allowed me to enter the relevant facility and CardID data ...
    Feb 2, 2012
65. A Universal RFID Key. Part 2 - Schematic and PCB
    Circuits Arduino Security Wireless Embedded Systems Microcontrollers Usage
    So the next step was to identify how to pretend to be a card - I wanted a card that I could type a card number into, so it had to have a microprocessor on it, was well as a keypad to allow the data to be keyed in. The Atmel ATmega8 manipulates the ...
    Jan 28, 2012
66. A Universal RFID Key. Part 1 - How does RFID work, Whats stored on the card
    Circuits Arduino Security Wireless Embedded Systems Microcontrollers Usage
    RFID projects have been pretty prominent recently, ranging from projects here in Instructables, to our local Silicon Chip magazine in Australia publishing a RFID door lock project in their November issue. Even I recently purchased a RFID door lock ...
    Jan 27, 2012
67. The Talking Breathalyzer. Part 2 - Schematic and connecting modules and shields, using the Breathalyzer in Portable Mode, Customizing the Breathalyzer in Portable Mode
    Circuits Measurement Medicine Embedded Systems Microcontrollers Usage Arduino
    .. 1 - Features, Schematic and Demonstration Seeeduino Description Seeeduino is Arduino compatible board based on Atmel AVR ATmega328. Its design is based on Diecimila scheme, 100% compatible to ...
    Jan 11, 2012
68. The Talking Breathalyzer. Part 1 - Features, Schematic and Demonstration
    Circuits Measurement Medicine Embedded Systems Microcontrollers Usage Arduino
    .. Tweets (PC Mode) Weather and Stock Performance Readouts (PC Mode) Photobooth Mode (PC Mode) Part List Seeeduino or Arduino board dased on Atmel AVR ATmega328 Seeed Music Shield Seeed Twig Alcohol Sensor Seeed Twig Serial LCD Seeed ...
    Dec 30, 2011
69. MakerBot Watch - portable Arduino environment
    Circuits Domestic Embedded Systems Microcontrollers Usage Arduino
    .. is the page for the MakerBot watch. It's a portable and fashionable arduino environment that you can take with you. It also tells the time. Specs: Atmel Atmega328 chip with Arduino ...
    Dec 23, 2011
70. Arduino expansion board used for controlling large numbers of LEDs
    Circuits Embedded Systems Light Arduino
    .. The Voxel Shield is an Arduino Sheild (or expansion board) used for controlling large numbers of LEDs. The Voxel Shield can drive up to ...
    Nov 1, 2011

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