The Complete LeJOS NXJ Setup Guide (for Windows) Part 1

Part 2 is here: http://www.youtube.com/watch?v=HFbWrLP9vFU

This guide explains the entire setup procedure for LeJOS NXJ, a Java programming interface for Lego Mindstorms NXT, in 10 steps.

Step 1:
Download WinRAR here: http://www.rarlab.com/download.htm

Step 2:
Download the JDK here: http://www.oracle.com/technetwork/java/javase/downloads/index.html

Step 3:
Download the Official Lego Phantom Driver here: http://mindstorms.lego.com/en-us/support/files/Driver.aspx

Step 4:

NXJ_HOME needs to be set to where you will install LeJOS NXJ.
JAVA_HOME needs to be set to where you installed the JDK.
;%JAVA_HOME%\bin;%NXJ_HOME%\bin needs to be added onto the PATH variable.

Step 5:
Download LeJOS NXJ here: http://sourceforge.net/projects/lejos/files/lejos-NXJ-win32/
Remember to install it to what the NXJ_HOME variable is set to.

Part 2 is here: http://www.youtube.com/watch?v=HFbWrLP9vFU

Category:

Howto & Style

Tags:

• lego
• mindstorms
• nxt
• lejos
• nxj
• java
• javac
• virtual
• machine
• setup
• set
• up
• complete
• guide
• tutorial
• how-to
• how
• to
• Windows
• XP
• Vista
• Seven
• part
• one

[brycechristian]

@Mindstormscreator

How to install the original software back??

[Mindstormscreator]

@brycechristian You mean the Lego software? Pretty much install it from the CD like normal.

[F3udF1st]

My nxt makes a clicking sound, and it doesn't connect :(((( its bricked FVVVVVVVVVVVVVVVVVVVVVVVUCKK

[Mindstormscreator]

@F3udF1st Just try to press the button again, if it started making the clicking noise by pressing it then it probably isn't broken.

[jonnyjamal]

wow .. one of the best tutorials i've ever seen . Thumbs up =)

[Mindstormscreator]

@jonnyjamal Thanks!

[1232121212321212]

In the future I recommend not having a title at the beginning. It just makes an additional wait to a problem that obviously needed the tutorial like this.

Also, First!! which shouldn't be a surprise.