Zenith Z-100 Reference Manual page 30

Command: Trace program
Syntax: T[=address] [, value]
Purpose: Traces a user program. Single steps through the program beginning
at address, displaying the microprocessor register contents a' each instruction
is executed. The value determines how many times to execute before returning
control to the user. Default is one execution. The default address is the current
address.
Example: T=011A, 10 RETURN
This causes ten instructions in the current program segment to be executed and
register contents displayed, starting at address 11AH.
Command: Extended diagnostics
Syntax: TEST
Purpose: Provides extended diagnostics. This command results in the menu dis-
play covered under the User-Selected Tests section in this manual.
Command: Unassemble program
Syntax: Urange
Purpose: Returns the assembly level instructions represented by the object code
found in range.
System Operating Features
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