To use the leJOS samples you should import the samples.zip file into Eclipse. You can also set LEJOS_EV3_JAVA_HOME if you want leJOS to use a specific version of the JDK. LeJOS home directory and include the bin directory on your PATH. To use the command line tools, you should set the environment variables EV3_HOME to point to the If you are not an Eclipse user or do not want to use the plugin, see for an alternative way to create runnable jar files and upload them to the EV3. Setting to the directory that you unpacked leJOS to (the leJOS home directory). If you are using Eclipse, you can install the Eclipse plugin, and set the EV3_HOME preference
#How to download eclipse for mac os sierra for mac os x#
There is a step by step guide for Mac OS X provided by a leJOS user here: If you're using Linux or Mac OS X, then download a file named leJOS_EV3_.tar.gz from the leJOS EV3 download page and unpack it. To install leJOS on Microsoft Windows, see We recommend that you use the following program to format the card: Even if the card is new it is worth using this program as SD cards sometimes have hidden partitions on them which can cause problems with the EV3. The card needs to be formatted with a FAT32 partition. SDXC cards are not supported by the EV3 hardware. To install leJOS you will need a blank SD card of at least 2GB and no more than 32GB.