Philips LPC2119 User Manual page 231

Philips Semiconductors Preliminary User Manual
ARM-based Microcontroller LPC2119/2129/2292/2294
RAM used by RealMonitor
The RealMonitor uses on-chip RAM from 0x4000 0040 to 0x4000 011F. The user could use this area if RealMonitor based debug
is not required. The Flash boot loader does not initialize the stack for the RealMonitor.
Flash Memory System and Programming 231 January 08, 2004