One way to get around the 3 port limit is to use the NXT to RCX conversion cables. They allow you to not only hook things up as a simple series or parallel circuit, but even do some basic logic. Hope this helps. -Jason Wampler Team #155 Crazy Ninja Flying Squirrels On Wed, Sep 11, 2013 at 9:08 AM, Lloyd O'Hara <[log in to unmask]> wrote: > a side question: is there actually a way to hook up four independent > motors on a NXT? If I remember correctly there are only three motor ports > (A, B, and C). > > I've decided to not go with the EV3 for our team because I currently have > three NXT controllers and two or three RCX controllers and I'm thinking our > team will be aged out after next season. > > Thanks, > > Lloyd O'Hara > Crestwood Monarchs > > > On 09/11/13, Scott Rakestraw<[log in to unmask]> wrote: > > > Rule 4 – Equipment addresses motors, page 19 of the Challenge. “MOTORS > - You are allowed a maximum of four MINDSTORMS motors in the competition > area. Choose your > > favorite combination from among the LEGO-manufactured types shown here. No > other motors are allowed.” It shows both NXT and EV3 motors. The NXT > motors and sensors do work with the EV3. > > > > Scott > > > > *From:* First Lego League in Virginia and DC [ > mailto:[log in to unmask] <[log in to unmask]>] *On > Behalf Of *Naren Botlaguduru > *Sent:* Wednesday, September 11, 2013 8:41 AM > *To:* [log in to unmask] > *Subject:* [VADCFLL-L] EV3 - Servo Motors > > > > I know we can use 4 Servo Motors this year when you are using EV3. Can you > mix and match the Servo Motors that came in EV3 and old NXT Motors. > > > > Is there any rule about this. > > > > -- > > Thx > Naren > ------------------------------ > > 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-ANNOUNCEMENTS-L. > Visit https://listserv.jmu.edu/archives/vadcfll-announcements-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-ANNOUNCEMENTS-L. > Visit https://listserv.jmu.edu/archives/vadcfll-announcements-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-ANNOUNCEMENTS-L. > Visit https://listserv.jmu.edu/archives/vadcfll-announcements-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-ANNOUNCEMENTS-L. Visit https://listserv.jmu.edu/archives/vadcfll-ANNOUNCEMENTS-l.html to subscribe.