AVR ATmega Projects

AttoBasic HOME using Atmega168 microcontroller

AttoBasic HOME using Atmega168 microcontroller

This is the central location for resource for all versions of AttoBasic for Atmel AVR controllers and Adurino computers Devices directly supported include ATMEGA328, ATMEGA168, ATMEGA88M, ATMEGA32U4, ATMEGA32, ATMEGA163, ATMEGA8515, ATTINY2313, AT90S8515,  AND AT90S2313 Versions of AttoBasic run on several AVR controllers with 2K or more of Flash Overview AttoBasic is a on-chip resident interactive […]

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A Superhet/Direct Conversion AM receiver for 181.818 kHz using Attiny2313

Downloads Download the AVRStudio assembly source  vlflo13041105A.asm (html format) Download the AVRStudio Hex file vlflo13041105A.hex (html format) Photo of completed receiver. Its pocket sized, but not intended to be used that way because the antenna is a highly directional ferrite loopstick. Its only a matter of luck that there was room for all the components

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1750 Meter Lowfer Band amplitude modulated RF source using ATtiny2313 microcontroller

This is a low power signal source I put together one evening to provide 187 KHz RF signals for an anticipated receiver investigation. Under Federal Communications Commission rules inside the United States, one is allowed to operate a transmitter without a license under certain conditions. Here, I have copied the relevant section of the most

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Frequency Meter with 100 MHz RF desktop channel using ATtiny2313 microcontroller

Frequency Meter with 100 MHz RF desktop channel using ATtiny2313 microcontroller

This basically the frequency meter section of the frequency meter/pulse generator based on the AT90S2313 described elsewhere on this site, combined with the 100 MHz RF interface described in the page about the RS-232 to 100 MHz RF desktop channel adapter. Built and align this is the same manner as the 100 MHz RF desktop

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RS-232 to 100 MHz RF desktop channel adapter using ATtiny2313 microcontroller

Downloads AVR Studio assembler source code 2jun2002version.asm AVR Studio hex file 232lin.hex This is an adapter that allows a terminal to communicate via a 100 MHz data channel with peripherals on the same desk top. Keystrokes from the terminal are are received through the RS-232 connection and sent through the 100 MHz RF data channel.

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Low cost RF for simple data link and remote control using ATtiny12 microcontroller

Wireless data links don’t have to be difficult to build or adjust They can be built quickly using inexpensive and readily available parts. Overview This is a simple, low cost RF data link that can send data reliably over a distance of one to two meters, enough for bench top or desktop use. The data

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Minimum Mass Wireless LCD Display using ATtiny2313 microcontroller

A 2 line X 16 character LCD display that is battery operated and works without an external connection. The basic MinThe basic Minimum Mass Wireless Coupler technology is described and links to other projects on this site that use the Minimum Mass Wireless Coupler are located on the web page, Minimum Mass Wireless Coupler. Downloads

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A Low Power PLL FM Transmitter using LMX1601 and ATtiny2313 microcontroller

An LMX1601 Phase locked loop, a discreet  FET VCO, and an AVR micro controller combine to make a stable, easy to use monophonic FM transmitter that includes a an audio activated switch that turns the transmitter on only when its being used. Notice: Before operating a radio transmitter, find out what kind of transmitter operation,

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DIY mobile phone – Create your own mobile phone

This DIY cell phone created at MIT manages to have something for just about every major contemporary subculture or hipster subset I can think of. Nerds and tinkerers? Check. Wooden case for the steampunk set? Check. Huge antenna for the retro, skinny-jeans-wearing set? Check. Big buttons for the fat-thumbed and Luddite crowd? Check. Rugged design

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