GW Instek APS-7000 Series - Page 134

APS-7000 Programming Manual
134
PTR/NTR Filters
The PTR/NTR (Positive/Negative transition)
register determines the type of transition
conditions that will set the corresponding bit in the
Event Registers. Use the Positive transition filter to
view events that change from false to positive, and
use the negative transition filter to view events
that change from positive to negative.
Positive Transition
0→1
Negative Transition
1→0
Event Register
The PTR/NTR Register will dictate the type of
transition conditions will set the corresponding
bits in the Event Register. If the Event Register is
read, it will be cleared to 0.
Enable Register
The Enable register determines which registered
Events in the Event Register will be used to set the
OPER bit in the Status Byte Register.