The ISPF user interface provides functions to target subtasks within an address space.
The ISPF user interface provides functions to manage connections to debugged tasks.
Symbols greatly simplify command entry and is essential for sessions that are saved to be re-executed.
Single instruction step tracing allows tracing instruction flow.
Breakpoints allow stopping code at a specified point.
Triggers are special breakpoints that set new breakpoints.
Any storage accessible to the application can be displayed. Registers, PSWs, formatted control blocks and special status displays are also available.
Any storage or status that can be altered by the application can be zapped.
Debugging session can be recorded allowing the developer to review, edit, and save recordings to be re-executed.