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Component

444-AVXB Robot Module

Price: $49.99 USD
 
Designed for the robot hobbyist, the 444-AVXB expands the Propeller Platform to include connections for just about every "standard" thing you would find on a small … Read more
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Component

Programmable Acoustic Distance Sensor

Price: $59.99 USD
 
P.A.D.S is a programmable multi-purpose acoustic distance sensor based on the Parallax Propeller. It has the same basic form factor as the popular Parallax … Read more
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Blog entry

Fourier Transforms

By nmcclana

April 13, 2011
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Fourier transforms convert complex signals into a series of sinusoid waves. Since it's easy to create a sine wave with a microcontroller, you can perform a Fourier transform on a complex wave and reproduce it with sine waves.  A few sine waves could be used to generate the sounds of instruments, and many lossy files like JPEG are compressed using DCT, a form of Fourier transform.

Component

32MByte SDRAM Propeller Platform Module

Price: $60 USD
 
Add 32 Mbytes of SDRAM to your Propeller project with the SDRAM module, the ultimate memory expansion for the Propeller Platform. Features * 32 MBytes SDR … Read more
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Blog entry

48kHz 16-bit Stereo SPDIF

By nmcclana

February 16, 2011
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This has been out for a while, I just hadn't played with it before (check out the video to see what I'm talkin' about).  The audio quality is perfect - it's an amazing effort.  Just an SD card and an LED.  I modified it (very slightly) to work with SDHC and the Propeller Platform's pins, here's the code zip_small.gif

Embedded video: 
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Tip/walkthrough

Learning Spin: Make a videogame, part 2

Add collisions, movement and color to your lightcycles game

 Collected by 3 members
 
This is the second of a 3 part series.  Here's part 1, and stay tuned for part 3.  For more Spin tutorials, go here. Read more
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Component

Propeller Platform Logic Analyzer

Price: $35 USD

 Collected by one member
 
The PPLA is an open source Digital Logic Analyzer (DLA) with 28 channel sampling @ 10ns, specifcally for use with Propeller Platform modules. Through the use … Read more
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Tip/walkthrough

Learning Spin: Make a videogame, part 1

Make the lightcycles game from Tron on the Propeller with this step-by-step tutorial

 Collected by 3 members
 
This is the first of a 3 part series.  Stay tuned for parts 2 and 3!  For my other Spin tutorials, go here. Read more
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Tip/walkthrough

Learning Spin: Parallax Serial Terminal


 Collected by 4 members
 
In this tutorial, I'll show you how to use the Parallax Serial Terminal for debugging with the Propeller.  This builds on my other tutorials which you can find … Read more
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Tip/walkthrough

KPROP

Wireless telemetry + video with 3 resistors and 6 feet of hookup wire
Using a

 Collected by 3 members
 
The Prop can generate NTSC, PAL, or VGA video signals.  Most users connect to their TV through a baseband (RCA jack) input.  Baseband is great for a wired … Read more
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