Our team has been using a light sensor loop (yellow) with a move block set to unlimited on the inside of the loop. I think of it as I do all programming, there's more than one way to get to the solution. Lloyd ----- Original Message ----- From: "Aucoin, William B." <[log in to unmask]> To: <[log in to unmask]> Sent: Tuesday, November 02, 2010 6:42 PM Subject: Re: [VADCFLL-L] EXTERNAL:Re: [VADCFLL-L] light sensor and loops > As a side comment, make sure you are using a "wait block for a light > sensor" and not the "light sensor" block. These blocks have two different > functions and they are very often confused. One is yellow and one is > orange with an hour glass. Use the orange one if you are following Frank's > advice below. > > Bill > > -----Original Message----- > From: First Lego League in Virginia and DC > [mailto:[log in to unmask]] On Behalf Of Frank Fenneran > Sent: Tuesday, November 02, 2010 11:48 AM > To: [log in to unmask] > Subject: EXTERNAL:Re: [VADCFLL-L] light sensor and loops > > Kevin, > > One way would be to put on a move block in the direction you want to go > followed by a wait block for light sensor. The move block should be set > for unlimited rotations and the wait block is set up to look for light < > 10 (or some number that will eliminate dark blue, etc). > > Make sure and calibrate your light sensor for the ambient light on your > table. > > -Frank > > -----Original Message----- > From: First Lego League in Virginia and DC > [mailto:[log in to unmask]] On Behalf Of Kevin Weaver > Sent: Tuesday, November 02, 2010 11:33 AM > To: [log in to unmask] > Subject: [VADCFLL-L] light sensor and loops > > We had a new idea for one of our missions but are getting stuck on the > coding. The kids want to use a loop and let the robot roll until the > light sensor sees the black line. We can't figure out how to make it stop > moving and go onto the next bit of code at that point. Any tips? > > -- To UNSUBSCRIBE or CHANGE your settings, please visit > https://listserv.jmu.edu/archives/vadcfll-l.html and select "Join or leave > the list". > > -- VADCFLL administrative announcements are sent via VADCFLL-ADMIN-L. > Visit https://listserv.jmu.edu/archives/vadcfll-admin-l.html to subscribe. > > -- To UNSUBSCRIBE or CHANGE your settings, please visit > https://listserv.jmu.edu/archives/vadcfll-l.html and select "Join or leave > the list". > > -- VADCFLL administrative announcements are sent via VADCFLL-ADMIN-L. > Visit https://listserv.jmu.edu/archives/vadcfll-admin-l.html to subscribe. > -- To UNSUBSCRIBE or CHANGE your settings, please visit https://listserv.jmu.edu/archives/vadcfll-l.html and select "Join or leave the list". -- VADCFLL administrative announcements are sent via VADCFLL-ADMIN-L. Visit https://listserv.jmu.edu/archives/vadcfll-admin-l.html to subscribe.