The latest release notes are:

•  RTCU IDE (Integrated Development Environment) V9.28 New!

•  RTCU Runtime-Firmware for NX32L based devices R1.20.20 New!

•  RTCU System-Firmware for NX32L based devices S1.04.00 CRITICAL UPGRADE!

•  RTCU Firmware for NX32/X32 based devices V4.70 New!

•  RTCU M2M Platform SDK V1.10

•  RTCU Communication Support Package (CSP) V3.10

•  RTCU Emulator V1.20 New!

•  RTCU Gateway 2 V3.30

•  RTCU Deployment Server V5.01 New!

•  RTCU Programming Tool V7.42

•  Navigation and Messaging Platform V3.00
   

All software releases, including the latest versions of the RTCU IDE and Firmware, can be downloaded free from the download section.
On the code examples page, you will find various application and RTCU IDE program samples.

Previous release notes can be found here