
Emulation and debugging techniques 335
ing system debugger. pSOS
+
uses this method to provide its
debugging interface. This allows task level information to be
used to set breakpoints, and so on, while still preserving the
lower level facilities. This provides an extremely powerful and
flexible way of debugging a target system. Xray has become a
de facto standard for debugging tools within the real-time and
VMEbus market. This type of approach is also being adopted
by many other software suppliers.
The role of the development system
An alternative environment for developing software for
embedded systems is to use the final operating system as the
development ...