Robot Building Questions

Classified Section

Hey DJ Most of us have lots of parts that we don't need anymore or are looking for. I have a mini ITX brand new with power supply a Roomba and a Rovio that I was going to put on ebay. I didn't want to take up space selling something with out asking first. Can we have a classified section on the forum? Just a thought. Thanks

30 Year Wait Is Over

My 30 year wait is finaly over Many many years ago a book came out called controling the world with your pc For years i wanted it but could never find a copy and when i did i could not aford it Today my long awaited copy came in

Keep Your Multi-Meter Handy.

I just learned a lesson and thought I should share. If something doesn't work, check the voltage and continuity of the hookup wires before taking things apart. I traded a smartphone with Josh for a robot claw. When I started to work with the claw, I could not get it to work. I took it completely apart to test the motors, and they were fine. After...

Frustrations With 2013.03.18.00

I'm really struggling with this version 2013.03.18.00 anyone else got these problems? and yes I realise some of these changes have been with us a while in earlier versions but ARC stability and connection stability is getting worse. It used to be really rock solid now I'm getting screen freezes and odd behaviour that was never there before. 1....

How To Connect Xbee Wifi Ez-Robots

How to connect XBee Wifi hardware in ez-robots? Have tutorial? or UART is better? https://www.elechouse.com/elechouse/index.php?main_page=product_info&cPath=90_186&products_id=1007 Have Tutorial to connect hardware? Thanks!

Trying To Figure This One Out.

Well as I said I finally found the platform I wanted for my robot. Below is a video on how it works. Forward, back, right and left are not a problem, just 2 motors on and H-Bridge, the BIG problem is to figure out how to get setup the tracks when they need to flip. These flip with 2 other motors that allows them to elevate the robot and climb...

H-Bridge -- How To Allow The Chassis To Turn

Hello, I have a simple 4wd chasis from sainsmart, using EZB and 2.5 amp Hbrige. I cannot make it to turn (wood floor). The only way I got the platform to run is by stripping out the rubbers on rear wheels so there's less friction and it can turn. It seems that while given the order to turn the Hbridge runs the wheels on both sides at the same speed...

Wifi Difficulty Question

how difficult id it to change from bluetooth to wifi board? just wondering.