Robot Building Questions

How To Pwer A Ez Camera From A Power Source

all you need is usb type a female breakout board and a 5 volt source,plus usb charging cable that comes with the camera here is a link to usb breakuot board for $6.95 ic shipping usb breakout board first link is usb 3.0 usb 2.0 breakout board this is the one i bought ,other dont know if will work on usb 2.0 type A USB MALE and its little cheaper at...

Arduino Infrared Module Kit As Table Top Edge Sensor?

in the video below i think the guy is using the arduino infrared module kit (link to ebay item below too) i wanted to see if anyone here know if we can use this kit as edge detection. so my wall-e doesn't fall of the table. in the video it shows that if even one sensor (either the transmitter or receiver ) go off the table the bot stops and...

Edge Detectors

I'm a newbie to the forum and just in the planning stage ( and gathering parts) for the OmniBot conversion. D.J. calls for a QR111D edge detectors. I can"t seem to find one online. Anyone know if there is an equivilent part (w/part number) available? Will any of the detectors from solorbotics work? Thanks in advance.

Colin's R2D2

Hello everyone! Straight from the cave comes the R2D2 build! I'll be posting video/photos as I can. Being a student they might be few and far between but everything I do will be documented in video and posted eventually! Thank you Bret for posting the eBay link, I never would have found this guy otherwise!

How To Use Hc-Sr04 Sensor As A Ping Sensor

its fairly easy using a pnp transistor and 10k resistor on the trigger pin you use a 10 k to gnd and then emitter tied to trigger pin ,collector gets v+ and base gets another 10 k tied to digital pin and the same digital pin tie the echo pin ,need to first pull digital pin high for more then 10 us and then low to read the echo bounce

Adc Ports

Hello. I am intending to use a total of 19 servo's in my robot. 1 servo to sweep the Ultrasonic pic sensor, and the other 18 servo's for the legs and movement of the robot. Ive read in the tutorial for connecting the ping sensor, that I will need to hook it up to 2 I/O ports. But with 19 servo's connected on the board, I would only have 1 digital...

Ebay Wall-E Prices

So, is DJ's hack of Wall-E the reason that the U Command Wall-Es have skyrocketed in price on e-bay recently? Are we, DJ wantabes, just bidding against each other? But seriously, I think the prices have gone so high lately that scratch building Wall-Es body is within reason. My only concern is how to build his tracks. Does anyone have any good...

Glickclick!!! Where Are You! Quatar, I Know, I Know....

yo! long time no talk....lets see for progress...i was able to do the body titlt...i will post a video tonight...(california time) thanks for your help man. i hope all is well and i hope to see some updates from ya soon. Carlos