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First Lego League in Virginia and DC

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Subject:
From:
Frank Levine <[log in to unmask]>
Reply To:
Frank Levine <[log in to unmask]>
Date:
Mon, 24 Oct 2016 22:41:19 -0400
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I use a Mac and that has its own set of issues.

The only thing I would recommend is make sure that everything is updated
(silverlight, Lego S/W, and firmware)

-Frank


On Mon, Oct 24, 2016 at 9:20 PM, Matt Michel <[log in to unmask]> wrote:

> I am new to FLL this year (and new to the listserv), although coached (3)
> years of Junior FLL leading up to this year.  I am a former Adept and
> Staubli robot programmer, so I feel I am helping the kids structure
> reasonable code.  However, I am having trouble with the EV3 software. Our
> blocks of code get into a mode where much of the information in a given
> block of code is not visible and nothing in that program at all is
> selectable.  Please see attached picture.  For example, a simple math block
> has an "a" and a "b" and numbers or data wires in the associated boxes.
> The "a" and the "b" are not visible.  The block body is blank instead.  The
> values for "a" and "b" are blank.  The values can't be changed.  The block
> can't be selected.  And much of the time, nothing at all in the entire
> program is selectable.  Occasionally, I fidget around with other things and
> come back to it, and suddenly it is all back to normal.  But a few minutes
> later, the problems come back.
>
> It seems very unusual that the project is only 93 KB, but the software
> takes about 4 minutes to load the project.  The software struggles to close
> properly and often requires Task Manager to open and close to actually get
> the graphics off the desk top.
>
> I have uninstalled and reinstalled the software on my Windows machine. I
> have also tried loading the software and code on my wife's Windows
> machine.   It operates the same on both machines.  I installed the latest
> update that became available today without effect.
>
> Can anyone tell me how to get past this problem?  Right now the kids and I
> are fighting this software issue instead of having fun programming the
> robot.
>
> I am wondering if using a Windows machine is the problem.  Do I need to
> buy a Mac or try the iPad interface or something like that?
>
> Any advice on this issue would be much appreciated.  I know this next
> question is absolutely ridiculous in all likelihood, but is there a chance
> that the code we are writing is too sophisticated?  We are writing code
> that closes the loop around the gyro with switch blocks internal to that
> control loop.  Seems like fairly simple stuff, but I noticed the problems
> right about the time we decided that switches inside the control loop
> helped us with several accuracies.
>
> Matt Michel
>
> Junior FLL Fire Chargers 2014
> Junior FLL Golden Dragons 2015
> Junior FLL Golden Dragons 2016
> FLL Golden Dragons 2016
>
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