Robot Building Questions

3.3V Vs 5V Strapping On Serial Connector

Another post reminded me of this question I've been meaning to ask. The underside of the EZB has traces near the bluetooth connector that seem to me like a user selectable voltage to the connector. My question is: Can I break the trace for the +5V jumper pad and solder the jumper pad for +3.3V? Also would this change the logic levels on that...

Are There Any Engineers With A Degree In This Forum

I need to ask a question about something I know RICH will post or others will post . I would like only please engineers answer this post. I can stop others posting on this post ,but only hope a engineer only will answer it. EDIT 3-19 Sorry guys forgot to ask what type of engineer i need help from I need a electronic engineer like me to ask a...

Ez-B Tx/Rx Pulse Level

Is the Tx output 5V? Is the Rx input 3.3-5V compatible?

Schematic Software

Hi, What programs do you guys use for creating electrical schematics of your creations? I would need something compatible with Windows 7 & 8. Thanks, Mike

2.5 Amp Motor Controller

hi all, i saw the dj sures video on how to install 2.5 Amp Motor Controller to ez-b but i dont see a reason to solder the wires cant i just use jumper wires instead of soldering the cable to the motor controller thanks

Utilitiesand Settings Menus

mine appear to be minimized. when I click on arrow nothing happens. Trying to set up http server.

Dj!¡!¡!

Hi, Just wanted to ask, when are you building another robot?, if you do build another. Also, idea for ARC . Compatibility with Meccano Spykee mobile spy robot or similar ones. (Wowwee rovio mobile webcam) Just some thought up ideas. Feel free anyone else to post your ideas.

Tip120/Tip122 Darlington Switching Circuit

hi all, what can i do with a TIP120/TIP122 Darlington switching circuit i think some people connect circuit to dc motors is it possible to run dc motors via TIP120/TIP122 Darlington switching circuit thanks

New To Ez-Robot, Help, Getadc

I'm new to EZ robot. I have motors connected through a sabertooth 2x12A controller to my robotic joint and I have read back from a potentiometer for position. I can see the position on the graphic display and the digital voltage readout. Everything is working as expected. I then assume, that for me to control it they way that I have to, I need to...

Which Battery For Morrepower?

Hello Forum. I want your help, to decide which battery buy for more power. BATTERIES: 1.https://www.active-robots.com/robot-parts/batteries/nimh-batteries/7-2v-5000mah-ni-mh-powerpack.html 2.https://robotstore.gr/polymer-lithium-ion-battery-2200mah-7.4v-el.html Regards SAKIS

Phoenix Area Arcs?

Hello EZ Community, I am moving to the Phoenix area and would love to meet other ARCs. Anyone in the Phoenix area that may want to get together and work on robots? Thanks, Bret