HP 8921A Programmer's Manual page 475

Chapter 8, Programming The Call Processing Subsystem
Programming The CALL CONTROL Screen
The query form of the programming commands (that is, the ? form) can be used to
interrogate the contents of each field.
Syntax
:NMODE <'><PHONE NUM/MIN2 MIN1><'>
:NMODE?
:PNUMber <'><10 character phone number><'>
:PNUMber?
:MINumber <'><3 character MIN2 + 6 character MIN1><'>
:MINumber?
Example
OUTPUT 714;"CALLP:NMOD 'PHONE NUM'"
OUTPUT 714;"CALLP:PNUM '5099906092'"
OUTPUT 714;"CALLP:NMOD 'MIN'"
OUTPUT 714;"CALLP:MIN '1F2DE5BD5'"
OUTPUT 714;"CALLP:NMOD?"
ENTER 714;Number_mode$
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