Implemented epics read/write
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Martino Ferrari
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# ═══════════════════════════════════════════════════════════════════════════
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# uopi test IOC database — covers all widget types and EPICS features
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#
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# Requirements: EPICS Base 3.15+ (uses RNDM calc function for noise)
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# Prefix: UOPI:
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#
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# Run with: softIoc -s -d uopi_test.db
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# ═══════════════════════════════════════════════════════════════════════════
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# ── Phase counter ────────────────────────────────────────────────────────────
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# Increments 10x/s; used as phase source for trig-based simulations.
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# At 0.1s scan, 1 step = 0.1 rad → period 2π/step·rate = 62.8 s.
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record(calc, "UOPI:TICK") {
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field(DESC, "Phase counter (0.1 s)")
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field(SCAN, ".1 second")
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field(CALC, "A+0.1")
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field(INPA, "UOPI:TICK NPP NMS")
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field(VAL, "0")
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field(PREC, "2")
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}
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# ── Analog read-only signals ─────────────────────────────────────────────────
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# Temperature: sine 10–90 °C, 62.8 s period, full alarm chain
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# Tests: textview, gauge (color zones), barh, plot timeseries, quality dot
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record(calc, "UOPI:TEMP") {
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field(DESC, "Simulated temperature")
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field(SCAN, ".1 second")
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field(CALC, "50+40*SIN(A)")
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field(INPA, "UOPI:TICK NPP NMS")
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field(EGU, "degC")
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field(PREC, "2")
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field(LOPR, "0")
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field(HOPR, "100")
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field(LOW, "20")
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field(HIGH, "78")
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field(LOLO, "12")
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field(HIHI, "88")
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field(LSV, "MINOR")
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field(HSV, "MINOR")
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field(LLSV, "MAJOR")
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field(HHSV, "MAJOR")
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}
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# Pressure: sawtooth 0–10 bar, ~20 s period
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# Tests: gauge, barh, different EGU
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record(calc, "UOPI:PRESSURE") {
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field(DESC, "Simulated pressure")
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field(SCAN, ".5 second")
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field(CALC, "10*((A%6.2832)/6.2832)")
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field(INPA, "UOPI:TICK NPP NMS")
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field(EGU, "bar")
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field(PREC, "3")
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field(LOPR, "0")
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field(HOPR, "10")
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field(HIGH, "8")
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field(HIHI, "9.5")
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field(HSV, "MINOR")
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field(HHSV, "MAJOR")
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}
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# Flow rate: noisy sine 20–80 L/min, faster period (10.5 s), 5 Hz update
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# Tests: barv, different scan rate, noise in plot, textview with unit
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record(calc, "UOPI:FLOW") {
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field(DESC, "Simulated flow rate")
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field(SCAN, ".2 second")
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field(CALC, "50+30*SIN(A*6)+5*RNDM")
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field(INPA, "UOPI:TICK NPP NMS")
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field(EGU, "L/min")
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field(PREC, "1")
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field(LOPR, "0")
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field(HOPR, "100")
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field(LOW, "10")
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field(LOLO, "5")
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field(LSV, "MINOR")
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field(LLSV, "MAJOR")
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}
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# Noise signal: pure random 0–1, 10 Hz
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# Tests: plot histogram, plot FFT, fast timeseries, synthetic lowpass
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record(calc, "UOPI:NOISE") {
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field(DESC, "Random noise signal")
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field(SCAN, ".1 second")
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field(CALC, "RNDM")
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field(PREC, "4")
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field(LOPR, "0")
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field(HOPR, "1")
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}
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# Auto-incrementing integer counter, 1 Hz
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# Tests: textview integer, plot (monotonic), different numeric type
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record(calc, "UOPI:COUNTER") {
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field(DESC, "Event counter (1 Hz)")
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field(SCAN, "1 second")
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field(CALC, "A+1")
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field(INPA, "UOPI:COUNTER NPP NMS")
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field(VAL, "0")
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field(LOPR, "0")
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field(HOPR, "100000")
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}
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# Temperature deviation from setpoint
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# Tests: barh with negative range, alarm on deviation, computed read-only
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record(calc, "UOPI:TEMP_DEVIATION") {
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field(DESC, "Temp deviation from setpoint")
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field(SCAN, "1 second")
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field(CALC, "A-B")
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field(INPA, "UOPI:TEMP NPP NMS")
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field(INPB, "UOPI:SETPOINT NPP NMS")
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field(EGU, "degC")
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field(PREC, "2")
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field(LOPR, "-60")
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field(HOPR, "60")
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field(HIGH, "10")
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field(HIHI, "25")
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field(LOW, "-10")
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field(LOLO, "-25")
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field(HSV, "MINOR")
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field(HHSV, "MAJOR")
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field(LSV, "MINOR")
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field(LLSV, "MAJOR")
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}
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# ── Binary / status signals ───────────────────────────────────────────────────
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# Interlock: fires when temperature exceeds 80 °C — MAJOR alarm
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# Tests: LED with condition, quality=bad on alarm, computed binary
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record(calc, "UOPI:INTERLOCK") {
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field(DESC, "High-temp interlock")
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field(SCAN, "1 second")
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field(CALC, "A>80?1:0")
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field(INPA, "UOPI:TEMP NPP NMS")
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field(HIHI, "1")
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field(HHSV, "MAJOR")
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field(LOPR, "0")
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field(HOPR, "1")
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}
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# 8-bit status word: rotating single-bit pattern every 2 s
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# Tests: Multi-LED widget (bitset display), integer signal
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record(calc, "UOPI:STATUS_BITS") {
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field(DESC, "8-bit status word")
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field(SCAN, "2 second")
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field(CALC, "A>=128?(A*2-255):(A*2)")
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field(INPA, "UOPI:STATUS_BITS NPP NMS")
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field(VAL, "1")
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field(LOPR, "0")
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field(HOPR, "255")
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}
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# ── Read-write signals ────────────────────────────────────────────────────────
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# Analog output setpoint — writable, drives UOPI:TEMP_DEVIATION
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# Tests: setvalue widget (numeric write), unit from metadata
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record(ao, "UOPI:SETPOINT") {
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field(DESC, "Temperature setpoint")
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field(EGU, "degC")
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field(PREC, "1")
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field(LOPR, "0")
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field(HOPR, "100")
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field(DRVL, "0")
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field(DRVH, "100")
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field(VAL, "50")
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field(PINI, "YES")
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}
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# Beam enable: binary On/Off toggle
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# Tests: LED display, button (persistent mode — tracks signal state)
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record(bo, "UOPI:BEAM_ON") {
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field(DESC, "Beam enable")
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field(ZNAM, "Off")
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field(ONAM, "On")
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field(VAL, "0")
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field(PINI, "YES")
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}
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# Reset command: writes 1 and auto-reverts to 0 after 1 s (IOC-side pulse)
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# Tests: button one-shot mode — IOC handles the reset automatically
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record(bo, "UOPI:RESET_CMD") {
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field(DESC, "Reset command (auto-clears after 1 s)")
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field(ZNAM, "Idle")
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field(ONAM, "Reset!")
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field(HIGH, "1.0")
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}
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# Latch: plain writable binary — no auto-reset
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# Tests: button set-reset mode — uopi writes 1 then resets after delay
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record(bo, "UOPI:LATCH") {
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field(DESC, "Latch enable")
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field(ZNAM, "Released")
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field(ONAM, "Latched")
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field(VAL, "0")
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field(PINI, "YES")
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}
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# Operating mode: 4-state enum (writable)
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# Tests: setvalue (numeric write to enum), textview (shows numeric state)
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# multi-LED style readback via setvalue, alarm state on Fault
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record(mbbo, "UOPI:MODE") {
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field(DESC, "System operating mode")
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field(ZRST, "Idle")
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field(ONST, "Running")
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field(TWST, "Fault")
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field(THST, "Maintenance")
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field(ZRVL, "0")
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field(ONVL, "1")
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field(TWVL, "2")
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field(THVL, "3")
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field(TWSV, "MAJOR")
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field(THSV, "MINOR")
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field(VAL, "0")
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field(PINI, "YES")
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}
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# String message: writable freeform text
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# Tests: setvalue with string type, textview string display
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record(stringout, "UOPI:MESSAGE") {
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field(DESC, "Operator message (writable)")
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field(VAL, "System nominal")
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field(PINI, "YES")
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}
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# Waveform: 128-point float array
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# Tests: plot FFT, plot histogram over array (populated at IOC start)
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record(waveform, "UOPI:WAVEFORM") {
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field(DESC, "64-point sample waveform")
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field(FTVL, "FLOAT")
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field(NELM, "64")
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field(EGU, "counts")
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}
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