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<== Date ==> <== Thread ==>
Subject: PyDevice support VAL field remains 1
From: Vishnu Patel via Tech-talk <tech-talk at aps.anl.gov>
To: "Tech Talk (tech-talk at aps.anl.gov)" <Tech-talk at aps.anl.gov>
Date: Fri, 24 May 2024 06:21:25 +0000
Hi,
     I have developed IOC using PyDevice.  The ao recored works functionally with python code., but VAL field remain 1 and RVAL change according to the PV set value.  is any additional setting required in the IOC / record field / python code?

epics> dbpf  PHASE_SHIFT:CHANNELA 2
DBF_DOUBLE:         2
epics> Channel 48 is set value -  2.0
dbpr  PHASE_SHIFT:CHANNELA 4
ACKS: NO_ALARM      ACKT: YES           ADEL: 0             ALST: 1
AMSG:               AOFF: 0             ASG :               ASLO: 0
ASP : PTR (nil)     BKLNK: ELL 0 [(nil) .. (nil)]           BKPT: 00
DESC:               DISA: 0             DISP: 0             DISS: NO_ALARM
DISV: 1             DOL : CONSTANT      DPVT: PTR 0xaaab18f63890
DRVH: 0             DRVL: 0             DSET: PTR 0xffff8c4a6a90
DTYP: pydev         EGU :               EGUF: 0             EGUL: 0
EOFF: 0             ESLO: 1             EVNT:               FLNK: CONSTANT
HHSV: NO_ALARM      HIGH: 0             HIHI: 0             HOPR: 0
HSV : NO_ALARM      HYST: 0             INIT: 0
IVOA: Continue normally                 IVOV: 0             LALM: 1
LBRK: 0             LCNT: 0             LINR: NO CONVERSION LLSV: NO_ALARM
LOLO: 0             LOPR: 0             LOW : 0
LSET: PTR 0xaaab18f5b790                LSV : NO_ALARM      MDEL: 0
MLIS: ELL 0 [(nil) .. (nil)]            MLOK: 80 de f5 18 ab aa 00 00
MLST: 1             NAME: PHASE_SHIFT:CHANNELA              NAMSG:
NSEV: NO_ALARM      NSTA: NO_ALARM      OIF : Full          OLDSIMM: NO
OMOD: 0             OMSL: supervisory   ORAW: 2             ORBV: 0
OROC: 0             OUT : INST_IO @device1.setv('channel_A', (VAL))
OVAL: 2             PACT: 0             PBRK: PTR (nil)     PHAS: 0
PINI: NO            PPN : PTR (nil)     PPNR: PTR (nil)     PREC: 0
PRIO: LOW           PROC: 0             PUTF: 0             PVAL: 2
RBV : 0             RDES: PTR 0xaaab18e11da0                ROFF: 0
RPRO: 0             RSET: PTR 0xffff8c353610                RVAL: 2
SCAN: Passive       SDIS: CONSTANT      SDLY: -1            SEVR: NO_ALARM
SIML: CONSTANT      SIMM: NO            SIMPVT: PTR (nil)   SIMS: NO_ALARM
SIOL: CONSTANT      SPVT: PTR (nil)     SSCN: <nil>         STAT: NO_ALARM
TIME: 2024-05-24 11:41:38.967049007     TPRO: 0             TSE : 0
TSEL: CONSTANT      UDF : 0             UDFS: INVALID       UTAG: 0
VAL : 1
epics> 


Thanks
Vishnu
Replies:
Re: PyDevice support VAL field remains 1 Vishnu Patel via Tech-talk
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