Robot Programming Questions and ARC Help

Expression Parser Broken: Boolean Expressions With Negative Numbers

The code below does not work: 1: ClearVariables() 2: $status = -1 3: $retry = 3 4: if ($retry<3 AND $status<0) 5: #do something 6: endif error: Quote: Error on line 4: Missing String Quotes or Invalid Expression at index 8: -

Feature Request: Opening Another Project, Does Not Ask To Save

What a frustration! I just lost 3 huge scripts, because i just pressed open project to grab some scripts from another project. I expected the ARC to ask if i wanted to save the current project, similar behavior when you try to exit the ARC without saving. i need a break !

Sally, Version 4 Build

OK, I have put together Sally again. I will use the Version 4. This is my last and final effort to finish Sally. After that, I will be out of parts. It has been a wonderful journey and it is coming to an end. I have had a lot of fun along the way. If I succeed on this build, I will extend the fun a little longer. I will make comments along my pit...

Vex Optical Shaft Encoder With A Kangaroo Board

Tonight I installed the vex shaft optical encoders on the inside shaft the wheels go on. I had to drill out the encoder wheel to fit the shaft and disassembled the encoder wheel and optics to mount on the metal gearbox, I also had to cut back the green plastic fins so it did not catch the encoder optics. I hope it works using the kangaroo board?...

Product Information

I am interested in purchasing some items and have some general information questions: 1) I noticed that the 4 in 1 orientation sensor is out of stock. Will it be back in stock soon? 2) The inverted pendulums are in stock but it states that they are Pre-Order-Only. What do you mean by Pre-Order-Only? 3) I am interested in experimenting with the...

Jd Needs Shoes

Hello all, Didn't find anything on this in discussions but I think I have the worst possible combination environment for JD. On my wood floors, poor guy sort of wobbles around in circles while trying to walk straight because his feet keep slipping , then to make things worse, we have an area rug which has a slightly higher than average pile (not...

Questione

Hallo ich bin Neu hier da mein Englisch nicht so gut ist um technische Probleme klären zu können suche ich jemanden aus Deutschland. Kurze Problem Beschreibung ich habe den EZ-B v4 Controller einmal auf dem iPad Mini und auf dem Rechner Installiert, wenn ich die WiFi Verbindung herstelle kommt die Meldung eingeschränkte Verbindung und bricht gleich...

Device Connection

Our research project is trying to interface three TI-EZ430 watches and one Myo to mimic movement. We would like to be able to interface all four components at once. Is this possible?

Cont. Rotation Servo .Stl - Size Right?

Could someone from EZ-Robot or someone else that has printed the continuous rotation servo double check it for me? The female ez-bit slot size seems way too small. I've printed the ez-bit cubes and their male and female bits match up with purchased ez-robot/ez-bit items. So that tells me the cube .stl is good and my print can print them correctly....