[Updated in 02/2020 - SDK 12.3.0]
- download toolchain https://launchpad.net/gcc-arm-embedded/+download
[Updated in 02/2020 - SDK 12.3.0]
Open Terminal
. Type javac -version
and check your current JDK version. If you seem to have javac 1.7.*
JDK version, you can skip this section.
Termianl
.sudo apt-get install openjdk-7-jdk
.