The latest release notes are:

RTCU Software:

•  RTCU NX System-Firmware S1.09.00
•  RTCU NX Runtime-Firmware R2.41.00
•  RTCU LX System-Firmware S1.06.00
•  RTCU LX Runtime-Firmware R2.42.00 New!
•  NX32L System Extensions
•  RTCU Firmware for NX32/X32 based devices V5.16 / V5.18 /V5.19 New!
•  Navigation and Messaging Platform V3.00

•  RTCU IDE (Integrated Development Environment) V9.98
•  RTCU IEX (Instrumented Execution) V1.00
•  RTCU M2M Platform SDK V2.00
•  RTCU Emulator V1.60
•  RTCU Communication Support Package (CSP) V4.54
•  RTCU Communication Hub V1.04
•  RTCU Deployment Server V6.00 New!
•  RTCU Programming Tool V8.45