240 lines
7.1 KiB
Plaintext
240 lines
7.1 KiB
Plaintext
# EPICS Database for streamdevice specific to measurement channels
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#
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# Macros
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# INSTR - Prefix
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# NAME - the device name, e.g. EL737
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# PROTO - Stream device protocol file
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# ASYN_PORT - Low level Asyn IP Port to DAQ
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# CHANNEL - the number associated with the measurment channel
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################################################################################
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# Channel Specific
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# Updated by READALL, at POLL_FREQ frequency
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record(int64in, "$(INSTR)$(NAME):CH$(CHANNEL)")
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{
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field(DESC, "DAQ CH$(CHANNEL) Counts")
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field(EGU, "cts")
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field(FLNK, "$(INSTR)$(NAME):CH$(CHANNEL)_POLL")
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}
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record(ai, "$(INSTR)$(NAME):CH$(CHANNEL)_RATE")
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{
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field(DESC, "Rate of DAQ CH$(CHANNEL)")
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field(INP, "@$(PROTO) readRate($(INSTR)$(NAME):, $(CHANNEL)) $(ASYN_PORT)")
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field(DTYP, "stream")
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field(EGU, "cts/sec")
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field(SCAN, "1 second")
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}
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record(ao, "$(INSTR)$(NAME):CH$(CHANNEL)_THRESH")
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{
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# Rate for this channel only applies, if
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# $(INSTR)$(NAME):THRESHOLD-MONITOR == $(CHANNEL)
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field(DESC, "Sets min rate for counting to proceed")
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field(OMSL, "supervisory")
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field(OROC, "0")
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field(OUT, "@$(PROTO) setMinRate($(INSTR)$(NAME):, $(CHANNEL)) $(ASYN_PORT)")
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field(DTYP, "stream")
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field(EGU, "cts/sec")
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}
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################################################################################
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# Poll Loop
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record(dfanout, "$(INSTR)$(NAME):CH$(CHANNEL)_POLL")
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{
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field(DESC, "Channel $(CHANNEL) poll sequence")
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field(SELM, "All")
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field(OMSL, "closed_loop")
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field(DOL, 1)
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field(OUTA, "$(INSTR)$(NAME):CH$(CHANNEL)_HWCS.PROC")
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field(OUTB, "$(INSTR)$(NAME):CH$(CHANNEL)_STSRAW.PROC")
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field(OUTC, "$(INSTR)$(NAME):CH$(CHANNEL)_REACHED.PROC")
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}
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################################################################################
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# Clearing Channel Counts
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record(bi, "$(INSTR)$(NAME):CH$(CHANNEL)_CLEARED")
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{
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field(VAL, 0)
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field(ZNAM, "Cleared")
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field(ONAM, "Clearing")
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}
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# Trigger a change in status as value returned to 0
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record(seq, "$(INSTR)$(NAME):CH$(CHANNEL)_HWCS")
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{
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field(DESC, "Trigger Returned to 0 Status")
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field(SELM, "Specified")
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field(SELL, "$(INSTR)$(NAME):CH$(CHANNEL).VAL")
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field(DO0, 0)
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field(LNK0, "$(INSTR)$(NAME):CH$(CHANNEL)_CLEARED PP")
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}
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record(dfanout, "$(INSTR)$(NAME):CH$(CHANNEL)_CLEAR")
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{
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field(DESC, "Clears the current channel count")
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field(SELM, "All")
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field(OMSL, "closed_loop")
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field(DOL, 1)
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field(OUTA, "$(INSTR)$(NAME):CH$(CHANNEL)_CLEARED PP PP")
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field(OUTB, "$(INSTR)$(NAME):CH$(CHANNEL)_HWC.PROC PP")
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}
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record(longout, "$(INSTR)$(NAME):CH$(CHANNEL)_HWC")
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{
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field(DESC, "Clear in Hardware")
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field(DTYP, "stream")
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field(OMSL, "closed_loop")
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field(DOL, "$(INSTR)$(NAME):CH$(CHANNEL)_BM NPP")
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field(OUT, "@$(PROTO) clearChannel($(INSTR)$(NAME):) $(ASYN_PORT)")
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}
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################################################################################
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# Determining Channel Status
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record(calc, "$(INSTR)$(NAME):CH$(CHANNEL)_STSRAW")
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{
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field(DESC, "Channel Status")
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field(INPA, "$(INSTR)$(NAME):STATUS NPP")
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field(INPB, "$(INSTR)$(NAME):CH$(CHANNEL)_CLEARED NPP")
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field(INPC, "$(INSTR)$(NAME):CH$(CHANNEL)_SET NPP")
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field(CALC, "A == 1 || B || C")
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field(FLNK, "$(INSTR)$(NAME):CH$(CHANNEL)_STS")
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}
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# Current Status of Channel, i.e. is it ready for a new operation?
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record(mbbi, "$(INSTR)$(NAME):CH$(CHANNEL)_STS")
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{
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field(DESC, "Channel Status")
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field(INP, "$(INSTR)$(NAME):CH$(CHANNEL)_STSRAW NPP MS")
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field(ZRVL, "0")
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field(ZRST, "Idle")
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field(ONVL, "1")
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field(ONST, "Busy")
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}
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################################################################################
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# Channel Preset
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# If set, stop count once preset reached
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record(int64in, "$(INSTR)$(NAME):CH$(CHANNEL)_PRESET")
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{
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field(DESC, "Monitor Count Preset")
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field(VAL, 0)
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field(FLNK, "$(INSTR)$(NAME):CH$(CHANNEL)_SETTING")
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}
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record(calcout, "$(INSTR)$(NAME):CH$(CHANNEL)_REACHED")
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{
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field(DESC, "Stop if preset reached")
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field(INPA, "$(INSTR)$(NAME):CH$(CHANNEL) NPP")
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field(INPB, "$(INSTR)$(NAME):CH$(CHANNEL)_PRESET NPP")
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field(CALC, "B > 0 && A >= B")
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field(OOPT, "When Non-zero")
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field(OUT, "$(INSTR)$(NAME):STOP.PROC")
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}
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################################################################################
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# Setting Channel Preset
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record(bi, "$(INSTR)$(NAME):CH$(CHANNEL)_SET")
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{
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field(DESC, "Channel Status")
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field(VAL, 0)
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field(ZNAM, "Set")
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field(ONAM, "Setting")
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}
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record(calcout, "$(INSTR)$(NAME):CH$(CHANNEL)_CHECK_SET")
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{
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field(DESC, "Was preset fully configured")
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field(SCAN, ".1 second")
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field(INPA, "$(INSTR)$(NAME):CH$(CHANNEL)_SET NPP")
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field(INPB, "$(INSTR)$(NAME):MONITOR-CHANNEL NPP")
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field(INPC, "$(INSTR)$(NAME):MONITOR-CHANNEL_RBV NPP")
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field(CALC, "A && ( ($(CHANNEL) # B) || (B = C) )")
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field(OOPT, "When Non-zero")
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field(DOPT, "Use OCAL")
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field(OCAL, "0")
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# This is just a delay, as otherwise, Nicos will not see
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# the $(INSTR)$(NAME):CH$(CHANNEL)_SET state change
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# when not changing which monitor channel the preset
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# applies to. Is there a better way?
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field(ODLY, .5)
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field(OUT, "$(INSTR)$(NAME):CH$(CHANNEL)_SET PP")
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}
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record(dfanout, "$(INSTR)$(NAME):CH$(CHANNEL)_SETTING")
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{
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field(DESC, "Trigger setting HW preset")
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field(SELM, "All")
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field(OMSL, "closed_loop")
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field(DOL, 1)
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field(OUTA, "$(INSTR)$(NAME):CH$(CHANNEL)_SET PP")
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field(OUTB, "$(INSTR)$(NAME):CH$(CHANNEL)_IN_HW.PROC PP")
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}
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record(calcout, "$(INSTR)$(NAME):CH$(CHANNEL)_IN_HW")
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{
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field(DESC, "Possible to configure in HW")
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field(INPA, "$(INSTR)$(NAME):PRESET-TYPE NPP")
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field(INPB, "$(INSTR)$(NAME):CH$(CHANNEL)_PRESET NPP")
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field(INPC, "$(INSTR)$(NAME):MONITOR-CHANNEL.DRVH NPP")
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field(CALC, "A=0 && B>0 && $(CHANNEL)<=C")
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field(OOPT, "When Non-zero")
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field(DOPT, "Use OCAL")
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field(OCAL, "1")
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field(OUT, "$(INSTR)$(NAME):CH$(CHANNEL)_HW_CONF.PROC")
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}
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record(ao, "$(INSTR)$(NAME):CH$(CHANNEL)_HW_CONF")
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{
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field(DESC, "Configure in HW")
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field(OMSL, "closed_loop")
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field(DOL, $(CHANNEL))
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field(OUT, "$(INSTR)$(NAME):MONITOR-CHANNEL PP")
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field(FLNK, "$(INSTR)$(NAME):CH$(CHANNEL)_SET_PTYPE PP")
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}
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record(ao, "$(INSTR)$(NAME):CH$(CHANNEL)_SET_PTYPE")
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{
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field(OMSL, "closed_loop")
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field(DOL, 2)
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field(OUT, "$(INSTR)$(NAME):PRESET-TYPE PP")
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}
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################################################################################
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# Unfortunately, clearing the channels is somewhat complicated as a result of
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# the addition of more channels over time and minimal changes to the underlying interface
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#
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# Urs Greuter provided the following explanation:
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#
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# bei den Befehlen CC r und HC r ist der Parameter r als bit-Maske zu verstehen:
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#
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# Bit0: Zähler Channel 1
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# Bit2: Zähler Channel 2
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# Bit3: Zähler Channel 3
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# Bit4: Zähler Channel 4
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# Bit5: Zähler Channel Timer
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# Bit6: Zähler Channel 5
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# Bit7: Zähler Channel 6
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# Bit8: Zähler Channel 7
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# Bit9: Zähler Channel 8
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#
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# Beispiele:
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# CC 1 setzt den Zähler des Channels 1 zurück
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# CC 4 setzt den Zähler des Channels 3 zurück
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# CC 5 setzt gleichzeitig die Zähler der Channels 1 und 3 zurück
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# CC 16 ist gleichbedeutend wie CT (Timer zurücksetzen)
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# CC 511 setzt gleichzeitig die Zähler aller Kanäle (auch des Timers) zurück.
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record(calc, "$(INSTR)$(NAME):CH$(CHANNEL)_BM")
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{
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field(DESC, "Bit Mask for Channel")
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field(INPA, $(CHANNEL))
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field(CALC, "A > 4 ? 2 ^ A : 2 ^ (A-1)")
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field(PINI, "YES")
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}
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