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York Jong

How to free form the Bicore - 0 views

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    The Bicore is one of the easiest BEAM circuits to free form and can be built in 10 to 60 minutes depending on your skill level. I would recommend you read the whole tutorial first, this will GREATLY lower the chance of you making a mistake.
York Jong

BEAM Reference Library -- BEAMbot Pieces - 0 views

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    You'll be making use of a number of components in the creation of your BEAM robot. This section's pages describe the most-common of them.
York Jong

Subsumption Architecture - 45 views

作者: ykjiang (Amorphous) 看板: Robotics 標題: Subsumption Architecture 時間: Sun Oct 29 20:34:18 2006 大腦發育在演化過程,新的、較高階的功能添加到大腦 時,原本低階、先加進的基本控制線路還是待在腦中, 等待時機發揮作用。 Brooks 受到腦演化的啟發,為機器人的建造,提出了 Subsumption ...

beam behavior-based brooks subsumption

started by York Jong on 28 May 07 no follow-up yet
York Jong

BEAM Pieces -- Salvaging components - 1 views

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    One of the best things about BEAM robotics is that you can get started without buying any bits at all-- you can just go rooting around for "techno-trash". These are some good sources of salvage
York Jong

BEAM Circuits -- Field sensors - 0 views

  • note that the human body is a good absorber of stray RF fields, so this sensor should be a good people-detector
    • York Jong
       
      should be shield, not sheilduses two of six inverting Schmitt trigger in a 74HC14 IC
York Jong

Article - Learning Robots. - 0 views

York Jong

BEAM Circuits -- Solar engines - 0 views

  • The purpose of a solar engine is to act like a power "savings account" -- a small trickle of incoming energy is saved up until a useable amount is stored
  • A solar-powered robot can be made to work, even in relatively-low light levels
  • Solar cell size is minimized
  • ...2 more annotations...
  • by far the predominant
  • theoretically the most efficient
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    At the heart of most solar-powered robots is a circuit called the solar engine (variously called Solar Engines, solarengines, SEs; a.k.a,relaxation oscillators). The purpose of a solar engine is to act like a power "savings account" -- a small trickle of incoming energy is saved up until a useable amount is stored. This stored energy is then released in a burst, in order to drive some useful (if only sporadic and incremental) work.
York Jong

Ray's BEAM Bots -- BatteryVore - 0 views

  • It's simply a Phototropic BiCore driving two small motors
  • I had to add resistors across the motor leads to slow them down! I got this idea from Ben Hitchcock's Fred Troubleshooting Page -- "D) If the motor fires strongly once..."
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    It's simply a Phototropic BiCore driving two small motors. -- a 74HCT240 chip with no motor driver. See the Schematic below.
York Jong

BEAM Circuits -- Motor drivers - 0 views

  • Motor drivers are essentially little current amplifiers
  • the control signal is likely on the order of 10 mA, and the motor may require 100's of mA to make it turn
York Jong

How to freeform the H-bridge - by Brian Hendrickson - 0 views

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    Most of us are familiar with Beckingham's photovore block (also known as Chiu's). The following is a similar format used for freeforming a simple H-bridge motor driver that can be used for walkers, heads, and any other project that uses motors that requir
York Jong

BICORE ARTICLE - 0 views

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    The suspended bicore is the core of most BEAM devices. It's unique structure makes it very easy to customize for a wide range of uses. These uses vary from blinking LED's to servo-drivers to walkers.
York Jong

Nv neurons and Nv nets - 0 views

  • We assume that the slowly changing waveform at the Nv input produces a single output transition when it crosses the Nv switching threshold. This is accomplished by using a 74HC14 or similar CMOS Schmitt trigger. When 74HC04 or 74HC240s are used for Nv inverters some nasty oscillations occur during switching which makes these inverters unsuitable for most Nv networks greater than 2 Nv in series.
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    On this page, we'll tackle two challenging topics -- Nv neurons (the building block of advanced BEAM circuits), and Nv nets (networks of Nv Neurons, designed to do our bidding).
York Jong

Chiu-Yuan Fang's BEAM Walker Page - 0 views

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    Three motor designs are much more able walkers with longer strides and very tall steps. They are also a huge jump in construction complexity from a two motor walker. Walker Ver3.0 is controlled by a six-neuron nervous net. I opted not to go with the 4 neu
York Jong

Mark Tilden - Wikipedia, the free encyclopedia - 0 views

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    Mark W. Tilden is perhaps most well known for his invention of BEAM robotics. He is a robotics physicist, who produces complex robotic movements from simple logic circuits, often all on the single logic chip and without a microprocessor.
York Jong

自製感應器 - 56 views

作者: Mick (大寶GO!GO!GO!) 看板: Robotics 標題: Re: 自製感應器 時間: Thu Nov 2 22:43:03 2006 ※ 引述《ykjiang (York)》之銘言: > 感應器是機器人很重要的一環,之前看過有利用包裝電子產品的 > 導電海綿壓縮後電阻會改變這一點,自製了感壓的 sensor 。 > 此外,很實用的機器鬍鬚,可感測障礙物: > Obs...

diy sensor

York Jong

Nervous Neurons - Process and Transitions - 0 views

  • The Nv neuron circuit may look familiar as it is found in most CMOS data handbooks as an example of a simple edge detector or one-shot or mono-stable circuit application.
York Jong

Ray's Solder-less Motor Mount Tutorial - 0 views

  • attach your Pager Motors to your Popper using two Fuse Clips, two Small Paper Clips, and no solder
  • ...7 more annotations...
  • Set one straightened paper clip aside, you will use it at the end. Bend the two tips of one of the two paper clips as shown.
  • Put it in through the fuse clip like this, but make sure the notch in the fuse clip is facing out. (The clip has one edge bent inwards. This is the part that has to face outwards). Study this next picture closely.
  • From the position above, bend the paper clip up and then around the lead of the fuse clip as in the next picture.
  • Bend the paper clip under the fuse clip...
  • then up and over the fuse clip:
  • then around its other lead and you're almost done with the first fuse clip.
  • First clip -- wire is on the RIGHT side of the fuse clip leads... Second Clip -- wire is on the LEFT side of the fuse clip leads... But remember to make sure the notch in the fuse clip is facing out. (The clip has one edge bent inwards. This is the part that has to face outwards).  Follow all the steps above with the second clip and you get this:
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    I'll show you how to attach your Pager Motors to your Popper using two Fuse Clips, two Small Paper Clips, and no solder.
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