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Add missing HYST field documentation to longin record

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Henrique Silva
2023-03-08 17:19:38 +01:00
committed by Michael Davidsaver
parent b2c80efd33
commit a01c671399
1 changed files with 4 additions and 0 deletions
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4
modules/database/src/std/rec/longinRecord.dbd.pod
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@@ -70,6 +70,10 @@ The possible alarm conditions for long inputs are the SCAN, READ, and limit
alarms. The SCAN and READ alarms are called by the record or device support
routines.
The HYST field controls hysteresis to prevent alarm chattering from an input
signal that is close to one of the limits and suffers from significant readout
noise.
The limit alarms are configured by the user in the HIHI, LOLO, HIGH, and LOW
fields using numerical values. For each of these fields, there is a
corresponding severity field which can be either NO_ALARM, MINOR, or MAJOR. The