HP 8920B Programmer's Manual page 581

LOCAL
ORDQ
ORDER
Parity
Local control field. This field is specific to each system. The ORDER field must be set to
local control for this field to be interpreted.
5 binary character required.
Order qualifier field. Qualifies the order to a specific action.
3 binary character required.
Order field. Identifies the order type.
5 binary character required.
Parity field. The contents of the Parity field cannot be set by the user. The Test Set
calculates the parity bits.
Chapter 8, Programming The Call Processing Subsystem
CALL BIT Screen Message Field Descriptions
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