User manual

PEL-3000 Programming Manual
156
Condition
Register
The condition register indicates the operating
state of the unit. The condition register can only
be changed by a change in the condition of
operating state. Reading the condition register
does not change the state of the condition
register.
PTR/NTR Filters
The PTR/NTR (Positive/Negative transition)
register determines the type of transition
conditions that will trigger an event. Only the
CSummary Status Register, Questionable Status
Register and Operation Status Register can be
transition programmed.
Event Register
The Event Register indicates if an event has
been triggered according to the transition
settings from the PTR/NTR Register.
Enable Register
The Enable register determines which status
event(s) are enabled. Any status events (CAL or
WTG) that are enabled will set the
corresponding bit in the Operation Event
Register.
Standard Event Status Registers
Overview
The Standard Event Status Registers indicate
any programming errors that occur. The
Standard Event Status Register group
comprises of the Event and Enable registers.
Standard Event Status Registers
8
3
4
2
2
1
1
0
128
7
64
6
32
5
16
4
Bit weight
Bit Position
DDE QUE RQC OPCPON URQ CME EXEEVENT
DDE QUE RQC OPCPON URQ CME EXEENABLE