#77 alarm sounder

coordinator/iocontrol.lua

@@ -1,11 +1,15 @@
-local comms = require("scada-common.comms")
+local comms   = require("scada-common.comms")
-local log   = require("scada-common.log")
+local log     = require("scada-common.log")
-local psil  = require("scada-common.psil")
+local psil    = require("scada-common.psil")
-local types = require("scada-common.types")
+local types   = require("scada-common.types")
-local util  = require("scada-common.util")
+local util    = require("scada-common.util")
+
+local sounder = require("coordinator.sounder")
 
 local CRDN_COMMANDS = comms.CRDN_COMMANDS
 
+local ALARM_STATE = types.ALARM_STATE
+
 local iocontrol = {}
 
 ---@class ioctl
@@ -74,7 +78,21 @@ function iocontrol.init(conf, comms)
                 t_trip      = { ack = function () ack(12) end, reset = function () reset(12) end }
             },
 
-            alarms = {},                            ---@type alarms
+            ---@type alarms
+            alarms = {
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE,
+                ALARM_STATE.INACTIVE
+            },
 
             reactor_ps = psil.create(),
             reactor_data = {},                      ---@type reactor_db
@@ -203,10 +221,10 @@ end
 ---@return boolean valid
 function iocontrol.update_statuses(statuses)
     if type(statuses) ~= "table" then
-        log.error("unit statuses not a table")
+        log.debug("unit statuses not a table")
         return false
     elseif #statuses ~= #io.units then
-        log.error("number of provided unit statuses does not match expected number of units")
+        log.debug("number of provided unit statuses does not match expected number of units")
         return false
     else
         for i = 1, #statuses do
@@ -214,7 +232,7 @@ function iocontrol.update_statuses(statuses)
             local status = statuses[i]
 
             if type(status) ~= "table" or #status ~= 4 then
-                log.error("invalid status entry in unit statuses (not a table or invalid length)")
+                log.debug("invalid status entry in unit statuses (not a table or invalid length)")
                 return false
             end
 
@@ -319,16 +337,23 @@ function iocontrol.update_statuses(statuses)
 
             local alarm_states = status[3]
 
-            for id = 1, #alarm_states do
+            if type(alarm_states) == "table" then
-                local state = alarm_states[id]
+                for id = 1, #alarm_states do
+                    local state = alarm_states[id]
 
-                if state == types.ALARM_STATE.TRIPPED or state == types.ALARM_STATE.ACKED then
+                    unit.alarms[id] = state
-                    unit.reactor_ps.publish("ALM" .. id, 2)
+
-                elseif state == types.ALARM_STATE.RING_BACK then
+                    if state == types.ALARM_STATE.TRIPPED or state == types.ALARM_STATE.ACKED then
-                    unit.reactor_ps.publish("ALM" .. id, 3)
+                        unit.reactor_ps.publish("ALM" .. id, 2)
-                else
+                    elseif state == types.ALARM_STATE.RING_BACK then
-                    unit.reactor_ps.publish("ALM" .. id, 1)
+                        unit.reactor_ps.publish("ALM" .. id, 3)
+                    else
+                        unit.reactor_ps.publish("ALM" .. id, 1)
+                    end
                 end
+            else
+                log.debug("alarm states not a table")
+                return false
             end
 
             -- RTU statuses
@@ -377,6 +402,8 @@ function iocontrol.update_statuses(statuses)
                             unit.boiler_ps_tbl[id].publish(key, val)
                         end
                     end
+                else
+                    log.debug("boiler list not a table")
                 end
 
                 if type(rtu_statuses.turbines) == "table" then
@@ -422,9 +449,17 @@ function iocontrol.update_statuses(statuses)
                             unit.turbine_ps_tbl[id].publish(key, val)
                         end
                     end
+                else
+                    log.debug("turbine list not a table")
+                    return false
                 end
+            else
+                log.debug("rtu list not a table")
             end
         end
+
+        -- update alarm sounder
+        sounder.eval(io.units)
     end
 
     return true

coordinator/sounder.lua

@@ -0,0 +1,453 @@
+--
+-- Alarm Sounder
+--
+
+local types = require("scada-common.types")
+local util  = require("scada-common.util")
+local log   = require("scada-common.log")
+
+local ALARM = types.ALARM
+local ALARM_STATE = types.ALARM_STATE
+
+---@class sounder
+local sounder = {}
+
+local _2_PI        = 2 * math.pi    -- 2 whole pies, hope you're hungry
+local _DRATE       = 48000          -- 48kHz audio
+local _MAX_VAL     = 127/2            -- max signed integer in this 8-bit audio
+local _MAX_SAMPLES = 0x20000        -- 128 * 1024 samples
+local _05s_SAMPLES = 24000          -- half a second worth of samples
+
+local test_alarms = { false, false, false, false, false, false, false, false, false, false, false, false }
+
+local alarm_ctl = {
+    speaker = nil,
+    volume = 0.5,
+    playing = false,
+    num_active = 0,
+    next_block = 1,
+    quad_buffer = { {}, {}, {}, {} }    -- split audio up into 0.5s samples so specific components can be ended quicker
+}
+
+-- sounds modeled after https://www.e2s.com/references-and-guidelines/listen-and-download-alarm-tones
+
+local T_340Hz_Int_2Hz = 1
+local T_544Hz_440Hz_Alt = 2
+local T_660Hz_Int_125ms = 3
+local T_745Hz_Int_1Hz = 4
+local T_800Hz_Int = 5
+local T_800Hz_1000Hz_Alt = 6
+local T_1000Hz_Int = 7
+local T_1800Hz_Int_4Hz = 8
+
+local TONES = {
+    { active = false, component = { {}, {}, {}, {} } }, -- 340Hz @ 2Hz Intermittent
+    { active = false, component = { {}, {}, {}, {} } }, -- 544Hz 100mS / 440Hz 400mS Alternating
+    { active = false, component = { {}, {}, {}, {} } }, -- 660Hz @ 125ms On 125ms Off
+    { active = false, component = { {}, {}, {}, {} } }, -- 745Hz @ 1Hz Intermittent
+    { active = false, component = { {}, {}, {}, {} } }, -- 800Hz @ 0.25s On 1.75s Off
+    { active = false, component = { {}, {}, {}, {} } }, -- 800/1000Hz @ 0.25s Alternating
+    { active = false, component = { {}, {}, {}, {} } }, -- 1KHz 1s on, 1s off Intermittent
+    { active = false, component = { {}, {}, {}, {} } }  -- 1.8KHz @ 4Hz Intermittent
+}
+
+-- calculate how many samples are in the given number of milliseconds
+---@param ms integer milliseconds
+---@return integer samples
+local function ms_to_samples(ms) return math.floor(ms * 48) end
+
+--#region Tone Generation (the Maths)
+
+-- 340Hz @ 2Hz Intermittent
+local function gen_tone_1()
+    local t, dt = 0, _2_PI * 340 / _DRATE
+
+    for i = 1, _05s_SAMPLES do
+        local val = math.floor(math.sin(t) * _MAX_VAL)
+        TONES[1].component[1][i] = val
+        TONES[1].component[3][i] = val
+        TONES[1].component[2][i] = 0
+        TONES[1].component[4][i] = 0
+        t = (t + dt) % _2_PI
+    end
+end
+
+-- 544Hz 100mS / 440Hz 400mS Alternating
+local function gen_tone_2()
+    local t1, dt1 = 0, _2_PI * 544 / _DRATE
+    local t2, dt2 = 0, _2_PI * 440 / _DRATE
+    local alternate_at = ms_to_samples(100)
+
+    for i = 1, _05s_SAMPLES do
+        local value
+
+        if i <= alternate_at then
+            value = math.floor(math.sin(t1) * _MAX_VAL)
+            t1 = (t1 + dt1) % _2_PI
+        else
+            value = math.floor(math.sin(t2) * _MAX_VAL)
+            t2 = (t2 + dt2) % _2_PI
+        end
+
+        TONES[2].component[1][i] = value
+        TONES[2].component[2][i] = value
+        TONES[2].component[3][i] = value
+        TONES[2].component[4][i] = value
+    end
+end
+
+-- 660Hz @ 125ms On 125ms Off
+local function gen_tone_3()
+    local elapsed_samples = 0
+    local alternate_after = ms_to_samples(125)
+    local alternate_at = alternate_after
+    local mode = true
+
+    local t, dt = 0, _2_PI * 660 / _DRATE
+
+    for set = 1, 4 do
+        for i = 1, _05s_SAMPLES do
+            if mode then
+                local val = math.floor(math.sin(t) * _MAX_VAL)
+                TONES[3].component[set][i] = val
+                t = (t + dt) % _2_PI
+            else
+                t = 0
+                TONES[3].component[set][i] = 0
+            end
+
+            if elapsed_samples == alternate_at then
+                mode = not mode
+                alternate_at = elapsed_samples + alternate_after
+            end
+
+            elapsed_samples = elapsed_samples + 1
+        end
+    end
+end
+
+-- 745Hz @ 1Hz Intermittent
+local function gen_tone_4()
+    local t, dt = 0, _2_PI * 745 / _DRATE
+
+    for i = 1, _05s_SAMPLES do
+        local val = math.floor(math.sin(t) * _MAX_VAL)
+        TONES[4].component[1][i] = val
+        TONES[4].component[3][i] = val
+        TONES[4].component[2][i] = 0
+        TONES[4].component[4][i] = 0
+        t = (t + dt) % _2_PI
+    end
+end
+
+-- 800Hz @ 0.25s On 1.75s Off
+local function gen_tone_5()
+    local t, dt = 0, _2_PI * 800 / _DRATE
+    local stop_at = ms_to_samples(250)
+
+    for i = 1, _05s_SAMPLES do
+        local val = math.floor(math.sin(t) * _MAX_VAL)
+
+        if i > stop_at then
+            TONES[5].component[1][i] = val
+        else
+            TONES[5].component[1][i] = 0
+        end
+
+        TONES[5].component[2][i] = 0
+        TONES[5].component[3][i] = 0
+        TONES[5].component[4][i] = 0
+
+        t = (t + dt) % _2_PI
+    end
+end
+
+-- 1000/800Hz @ 0.25s Alternating
+local function gen_tone_6()
+    local t1, dt1 = 0, _2_PI * 1000 / _DRATE
+    local t2, dt2 = 0, _2_PI * 800 / _DRATE
+
+    local alternate_at = ms_to_samples(250)
+
+    for i = 1, _05s_SAMPLES do
+        local val
+        if i <= alternate_at then
+            val = math.floor(math.sin(t1) * _MAX_VAL)
+            t1 = (t1 + dt1) % _2_PI
+        else
+            val = math.floor(math.sin(t2) * _MAX_VAL)
+            t2 = (t2 + dt2) % _2_PI
+        end
+
+        TONES[6].component[1][i] = val
+        TONES[6].component[2][i] = val
+        TONES[6].component[3][i] = val
+        TONES[6].component[4][i] = val
+    end
+end
+
+-- 1KHz 1s on, 1s off Intermittent
+local function gen_tone_7()
+    local t, dt = 0, _2_PI * 1000 / _DRATE
+
+    for i = 1, _05s_SAMPLES do
+        local val = math.floor(math.sin(t) * _MAX_VAL)
+        TONES[7].component[1][i] = val
+        TONES[7].component[2][i] = val
+        TONES[7].component[3][i] = 0
+        TONES[7].component[4][i] = 0
+        t = (t + dt) % _2_PI
+    end
+end
+
+-- 1800Hz @ 4Hz Intermittent
+local function gen_tone_8()
+    local t, dt = 0, _2_PI * 1800 / _DRATE
+
+    local off_at = ms_to_samples(250)
+
+    for i = 1, _05s_SAMPLES do
+        local val = 0
+
+        if i <= off_at then
+            val = math.floor(math.sin(t) * _MAX_VAL)
+            t = (t + dt) % _2_PI
+        end
+
+        TONES[8].component[1][i] = val
+        TONES[8].component[2][i] = val
+        TONES[8].component[3][i] = val
+        TONES[8].component[4][i] = val
+    end
+end
+
+--#endregion
+
+-- hard audio limiter
+---@param output number output level
+---@return number limited -128.0 to 127.0
+local function limit(output)
+    return math.max(-128, math.min(127, output))
+end
+
+-- zero the alarm audio buffer
+local function zero()
+    for i = 1, 4 do
+        for s = 1, _05s_SAMPLES do alarm_ctl.quad_buffer[i][s] = 0 end
+    end
+end
+
+-- add an alarm to the output buffer
+---@param alarm_idx integer tone ID
+local function add(alarm_idx)
+    alarm_ctl.num_active = alarm_ctl.num_active + 1
+    TONES[alarm_idx].active = true
+
+    for i = 1, 4 do
+        for s = 1, _05s_SAMPLES do
+            alarm_ctl.quad_buffer[i][s] = limit(alarm_ctl.quad_buffer[i][s] + TONES[alarm_idx].component[i][s])
+        end
+    end
+end
+
+-- start audio or continue audio on buffer empty
+---@return boolean success successfully added buffer to audio output
+local function play()
+    if not alarm_ctl.playing then
+        alarm_ctl.playing = true
+        alarm_ctl.next_block = 1
+
+        return sounder.continue()
+    else
+        return true
+    end
+end
+
+-- initialize the annunciator alarm system
+---@param speaker table speaker peripheral
+function sounder.init(speaker)
+    alarm_ctl.speaker = speaker
+    alarm_ctl.speaker.stop()
+
+    alarm_ctl.playing = false
+    alarm_ctl.num_active = 0
+    alarm_ctl.next_block = 1
+
+    zero()
+
+    -- generate tones
+    gen_tone_1()
+    gen_tone_2()
+    gen_tone_3()
+    gen_tone_4()
+    gen_tone_5()
+    gen_tone_6()
+    gen_tone_7()
+    gen_tone_8()
+end
+
+-- check alarm state to enable/disable alarms
+---@param units table|nil unit list or nil to use test mode
+function sounder.eval(units)
+    local changed = false
+    local any_active = false
+    local new_states = { false, false, false, false, false, false, false, false }
+    local alarms = { false, false, false, false, false, false, false, false, false, false, false, false }
+
+    if units ~= nil then
+        -- check all alarms for all units
+        for i = 1, #units do
+            local unit = units[i]   ---@type ioctl_entry
+            for id = 1, #unit.alarms do
+                alarms[id] = alarms[id] or (unit.alarms[id] == ALARM_STATE.TRIPPED)
+            end
+        end
+    else
+        alarms = test_alarms
+    end
+
+    -- containment breach is worst case CRITICAL alarm, this takes priority
+    if alarms[ALARM.ContainmentBreach] then
+        new_states[T_1800Hz_Int_4Hz] = true
+    else
+        -- critical damage is highest priority CRITICAL level alarm
+        if alarms[ALARM.CriticalDamage] then
+            new_states[T_660Hz_Int_125ms] = true
+        else
+            -- EMERGENCY level alarms
+            if alarms[ALARM.ReactorDamage] or alarms[ALARM.ReactorOverTemp] or alarms[ALARM.ReactorWasteLeak] then
+                new_states[T_544Hz_440Hz_Alt] = true
+            -- URGENT level turbine trip
+            elseif alarms[ALARM.TurbineTrip] then
+                new_states[T_745Hz_Int_1Hz] = true
+            -- URGENT level reactor lost
+            elseif alarms[ALARM.ReactorLost] then
+                new_states[T_340Hz_Int_2Hz] = true
+            -- TIMELY level alarms
+            elseif alarms[ALARM.ReactorHighTemp] or alarms[ALARM.ReactorHighWaste] or alarms[ALARM.RCSTransient] then
+                new_states[T_800Hz_Int] = true
+            end
+        end
+
+        -- check RPS transient URGENT level alarm
+        if alarms[ALARM.RPSTransient] then
+            new_states[T_1000Hz_Int] = true
+            -- disable really painful audio combination
+            new_states[T_340Hz_Int_2Hz] = false
+        end
+    end
+
+    -- radiation is a big concern, always play this CRITICAL level alarm if active
+    if alarms[ALARM.ContainmentRadiation] then
+        new_states[T_800Hz_1000Hz_Alt] = true
+        -- we are going to disable the RPS trip alarm audio due to conflict, and if it was enabled
+        -- then we can re-enable the reactor lost alarm audio since it doesn't painfully combine with this one
+        if new_states[T_1000Hz_Int] and alarms[ALARM.ReactorLost] then new_states[T_340Hz_Int_2Hz] = true end
+        -- it sounds *really* bad if this is in conjunction with these other tones, so disable them
+        new_states[T_745Hz_Int_1Hz] = false
+        new_states[T_800Hz_Int] = false
+        new_states[T_1000Hz_Int] = false
+    end
+
+    -- check if any changed, check if any active, update active flags
+    for id = 1, #TONES do
+        if new_states[id] ~= TONES[id].active then
+            TONES[id].active = new_states[id]
+            changed = true
+        end
+
+        if TONES[id].active then any_active = true end
+    end
+
+    -- zero and re-add tones if changed
+    if changed then
+        zero()
+
+        for id = 1, #TONES do
+            if TONES[id].active then add(id) end
+        end
+    end
+
+    if any_active then play() else sounder.stop() end
+end
+
+-- stop all audio and clear output buffer
+function sounder.stop()
+    alarm_ctl.playing = false
+    alarm_ctl.speaker.stop()
+    alarm_ctl.next_block = 1
+    alarm_ctl.num_active = 0
+    for id = 1, #TONES do TONES[id].active = false end
+    zero()
+end
+
+-- continue audio on buffer empty
+---@return boolean success successfully added buffer to audio output
+function sounder.continue()
+    if alarm_ctl.playing then
+        if alarm_ctl.speaker ~= nil and #alarm_ctl.quad_buffer[alarm_ctl.next_block] > 0 then
+            local success = alarm_ctl.speaker.playAudio(alarm_ctl.quad_buffer[alarm_ctl.next_block], alarm_ctl.volume)
+
+            alarm_ctl.next_block = alarm_ctl.next_block + 1
+            if alarm_ctl.next_block > 4 then alarm_ctl.next_block = 1 end
+
+            if not success then
+                log.debug("SOUNDER: error playing audio")
+            end
+
+            return success
+        else
+            return false
+        end
+    else
+        return false
+    end
+end
+
+--#region Test Functions
+
+function sounder.test_1() add(1) play() end -- play tone T_340Hz_Int_2Hz
+function sounder.test_2() add(2) play() end -- play tone T_544Hz_440Hz_Alt
+function sounder.test_3() add(3) play() end -- play tone T_660Hz_Int_125ms
+function sounder.test_4() add(4) play() end -- play tone T_745Hz_Int_1Hz
+function sounder.test_5() add(5) play() end -- play tone T_800Hz_Int
+function sounder.test_6() add(6) play() end -- play tone T_800Hz_1000Hz_Alt
+function sounder.test_7() add(7) play() end -- play tone T_1000Hz_Int
+function sounder.test_8() add(8) play() end -- play tone T_1800Hz_Int_4Hz
+
+function sounder.test_breach(active)    test_alarms[ALARM.ContainmentBreach]    = active end    ---@param active boolean
+function sounder.test_rad(active)       test_alarms[ALARM.ContainmentRadiation] = active end    ---@param active boolean
+function sounder.test_lost(active)      test_alarms[ALARM.ReactorLost]          = active end    ---@param active boolean
+function sounder.test_crit(active)      test_alarms[ALARM.CriticalDamage]       = active end    ---@param active boolean
+function sounder.test_dmg(active)       test_alarms[ALARM.ReactorDamage]        = active end    ---@param active boolean
+function sounder.test_overtemp(active)  test_alarms[ALARM.ReactorOverTemp]      = active end    ---@param active boolean
+function sounder.test_hightemp(active)  test_alarms[ALARM.ReactorHighTemp]      = active end    ---@param active boolean
+function sounder.test_wasteleak(active) test_alarms[ALARM.ReactorWasteLeak]     = active end    ---@param active boolean
+function sounder.test_highwaste(active) test_alarms[ALARM.ReactorHighWaste]     = active end    ---@param active boolean
+function sounder.test_rps(active)       test_alarms[ALARM.RPSTransient]         = active end    ---@param active boolean
+function sounder.test_rcs(active)       test_alarms[ALARM.RCSTransient]         = active end    ---@param active boolean
+function sounder.test_turbinet(active)  test_alarms[ALARM.TurbineTrip]          = active end    ---@param active boolean
+
+-- power rescaling limiter test
+function sounder.test_power_scale()
+    local start = util.time_ms()
+
+    zero()
+
+    for id = 1, #TONES do
+        if TONES[id].active then
+            for i = 1, 4 do
+                for s = 1, _05s_SAMPLES do
+                    alarm_ctl.quad_buffer[i][s] = limit(alarm_ctl.quad_buffer[i][s] +
+                        (TONES[id].component[i][s] / math.sqrt(alarm_ctl.num_active)))
+                end
+            end
+        end
+    end
+
+    log.debug("power rescale test took " .. (util.time_ms() - start) .. "ms")
+end
+
+--#endregion
+
+return sounder

coordinator/startup.lua

@@ -16,8 +16,9 @@ local apisessions  = require("coordinator.apisessions")
 local config       = require("coordinator.config")
 local coordinator  = require("coordinator.coordinator")
 local renderer     = require("coordinator.renderer")
+local sounder      = require("coordinator.sounder")
 
-local COORDINATOR_VERSION = "alpha-v0.7.1"
+local COORDINATOR_VERSION = "beta-v0.7.2"
 
 local print = util.print
 local println = util.println
@@ -91,6 +92,24 @@ local function main()
     log_sys("system start on " .. os.date("%c"))
     log_boot("starting " .. COORDINATOR_VERSION)
 
+    ----------------------------------------
+    -- setup alarm sounder subsystem
+    ----------------------------------------
+
+    local speaker = ppm.get_device("speaker")
+    if speaker == nil then
+        log_boot("annunciator alarm speaker not found")
+        println("boot> speaker not found")
+        log.fatal("no annunciator alarm speaker found")
+        return
+    else
+        local sounder_start = util.time_ms()
+        log_boot("annunciator alarm speaker connected")
+        sounder.init(speaker)
+        log_boot("tone generation took " .. (util.time_ms() - sounder_start) .. "ms")
+        log_sys("annunciator alarm configured")
+    end
+
     ----------------------------------------
     -- setup communications
     ----------------------------------------
@@ -304,6 +323,9 @@ local function main()
         elseif event == "monitor_touch" then
             -- handle a monitor touch event
             renderer.handle_touch(core.events.touch(param1, param2, param3))
+        elseif event == "speaker_audio_empty" then
+            -- handle speaker buffer emptied
+            sounder.continue()
         end
 
         -- check for termination request
@@ -320,6 +342,7 @@ local function main()
     end
 
     renderer.close_ui()
+    sounder.stop()
     log_sys("system shutdown")
 
     println_ts("exited")

coordinator/ui/components/unit_detail.lua

@@ -250,7 +250,7 @@ local function init(parent, id)
         TextBox{parent=main,x=32,text="T1",width=2,height=1,fg_bg=cpair(colors.black, colors.white)}
     end
 
-    local t1_sdo = TriIndicatorLight{parent=annunciator,label="Steam Dump Open",c1=colors.gray,c2=colors.yellow,c3=colors.red}
+    local t1_sdo = TriIndicatorLight{parent=annunciator,label="Steam Relief Valve",c1=colors.gray,c2=colors.yellow,c3=colors.red}
     t_ps[1].subscribe("SteamDumpOpen", function (val) t1_sdo.update(val + 1) end)
 
     TextBox{parent=main,x=32,text="T1",width=2,height=1,fg_bg=cpair(colors.black, colors.white)}
@@ -264,7 +264,7 @@ local function init(parent, id)
 
     if unit.num_turbines > 1 then
         TextBox{parent=main,x=32,text="T2",width=2,height=1,fg_bg=cpair(colors.black, colors.white)}
-        local t2_sdo = TriIndicatorLight{parent=annunciator,label="Steam Dump Open",c1=colors.gray,c2=colors.yellow,c3=colors.red}
+        local t2_sdo = TriIndicatorLight{parent=annunciator,label="Steam Relief Valve",c1=colors.gray,c2=colors.yellow,c3=colors.red}
         t_ps[2].subscribe("SteamDumpOpen", function (val) t2_sdo.update(val + 1) end)
 
         TextBox{parent=main,x=32,text="T2",width=2,height=1,fg_bg=cpair(colors.black, colors.white)}
@@ -279,7 +279,7 @@ local function init(parent, id)
 
     if unit.num_turbines > 2 then
         TextBox{parent=main,x=32,text="T3",width=2,height=1,fg_bg=cpair(colors.black, colors.white)}
-        local t3_sdo = TriIndicatorLight{parent=annunciator,label="Steam Dump Open",c1=colors.gray,c2=colors.yellow,c3=colors.red}
+        local t3_sdo = TriIndicatorLight{parent=annunciator,label="Steam Relief Valve",c1=colors.gray,c2=colors.yellow,c3=colors.red}
         t_ps[3].subscribe("SteamDumpOpen", function (val) t3_sdo.update(val + 1) end)
 
         TextBox{parent=main,x=32,text="T3",width=2,height=1,fg_bg=cpair(colors.black, colors.white)}

coordinator/ui/layout/main_view.lua

@@ -3,6 +3,7 @@
 --
 
 local iocontrol     = require("coordinator.iocontrol")
+local sounder       = require("coordinator.sounder")
 
 local style         = require("coordinator.ui.style")
 
@@ -10,11 +11,17 @@ local unit_overview = require("coordinator.ui.components.unit_overview")
 
 local core          = require("graphics.core")
 
+local ColorMap      = require("graphics.elements.colormap")
 local DisplayBox    = require("graphics.elements.displaybox")
 local TextBox       = require("graphics.elements.textbox")
 
+local PushButton    = require("graphics.elements.controls.push_button")
+local SwitchButton  = require("graphics.elements.controls.switch_button")
+
 local TEXT_ALIGN = core.graphics.TEXT_ALIGN
 
+local cpair = core.graphics.cpair
+
 -- create new main view
 ---@param monitor table main viewscreen
 local function init(monitor)
@@ -41,6 +48,35 @@ local function init(monitor)
 
     -- command & control
 
+    -- testing
+    ---@fixme remove test code
+
+    ColorMap{parent=main,x=2,y=(main.height()-1)}
+
+    PushButton{parent=main,x=2,y=(main.height()-20),text="TEST 1",min_width=8,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_1}
+    PushButton{parent=main,x=2,text="TEST 2",min_width=8,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_2}
+    PushButton{parent=main,x=2,text="TEST 3",min_width=8,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_3}
+    PushButton{parent=main,x=2,text="TEST 4",min_width=8,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_4}
+    PushButton{parent=main,x=2,text="TEST 5",min_width=8,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_5}
+    PushButton{parent=main,x=2,text="TEST 6",min_width=8,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_6}
+    PushButton{parent=main,x=2,text="TEST 7",min_width=8,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_7}
+    PushButton{parent=main,x=2,text="TEST 8",min_width=8,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_8}
+    PushButton{parent=main,x=2,text="STOP",min_width=8,fg_bg=cpair(colors.black,colors.red),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.stop}
+    PushButton{parent=main,x=2,text="PSCALE",min_width=8,fg_bg=cpair(colors.black,colors.blue),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_power_scale}
+
+    SwitchButton{parent=main,x=12,y=(main.height()-20),text="CONTAINMENT BREACH",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_breach}
+    SwitchButton{parent=main,x=12,text="CONTAINMENT RADIATION",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_rad}
+    SwitchButton{parent=main,x=12,text="REACTOR LOST",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_lost}
+    SwitchButton{parent=main,x=12,text="CRITICAL DAMAGE",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_crit}
+    SwitchButton{parent=main,x=12,text="REACTOR DAMAGE",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_dmg}
+    SwitchButton{parent=main,x=12,text="REACTOR OVER TEMP",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_overtemp}
+    SwitchButton{parent=main,x=12,text="REACTOR HIGH TEMP",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_hightemp}
+    SwitchButton{parent=main,x=12,text="REACTOR WASTE LEAK",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_wasteleak}
+    SwitchButton{parent=main,x=12,text="REACTOR WASTE HIGH",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_highwaste}
+    SwitchButton{parent=main,x=12,text="RPS TRANSIENT",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_rps}
+    SwitchButton{parent=main,x=12,text="RCS TRANSIENT",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_rcs}
+    SwitchButton{parent=main,x=12,text="TURBINE TRIP",min_width=23,fg_bg=cpair(colors.black,colors.yellow),active_fg_bg=cpair(colors.white,colors.gray),callback=sounder.test_turbinet}
+
     return main
 end
 

graphics/elements/controls/switch_button.lua

@@ -36,7 +36,7 @@ local function switch_button(args)
     -- button state (convert nil to false if missing)
     e.value = args.default or false
 
-    local h_pad = math.floor((e.frame.w - text_width) / 2)
+    local h_pad = math.floor((e.frame.w - text_width) / 2) + 1
     local v_pad = math.floor(e.frame.h / 2) + 1
 
     -- show the button state
@@ -51,6 +51,9 @@ local function switch_button(args)
             e.window.setBackgroundColor(e.fg_bg.bkg)
         end
 
+        -- clear to redraw background
+        e.window.clear()
+
         -- write the button text
         e.window.setCursorPos(h_pad, v_pad)
         e.window.write(args.text)

scada-common/types.lua

@@ -96,7 +96,7 @@ types.ALARM_PRIO_MAP = {
     types.ALARM_PRIORITY.URGENT,
     types.ALARM_PRIORITY.CRITICAL,
     types.ALARM_PRIORITY.EMERGENCY,
-    types.ALARM_PRIORITY.URGENT,
+    types.ALARM_PRIORITY.EMERGENCY,
     types.ALARM_PRIORITY.TIMELY,
     types.ALARM_PRIORITY.EMERGENCY,
     types.ALARM_PRIORITY.TIMELY,

supervisor/session/coordinator.lua

@@ -57,7 +57,7 @@ function coordinator.new_session(id, in_queue, out_queue, facility_units)
         seq_num = 0,
         r_seq_num = nil,
         connected = true,
-        conn_watchdog = util.new_watchdog(3),
+        conn_watchdog = util.new_watchdog(5),
         last_rtt = 0,
         -- periodic messages
         periodics = {

supervisor/startup.lua

@@ -14,7 +14,7 @@ local svsessions = require("supervisor.session.svsessions")
 local config     = require("supervisor.config")
 local supervisor = require("supervisor.supervisor")
 
-local SUPERVISOR_VERSION = "beta-v0.8.1"
+local SUPERVISOR_VERSION = "beta-v0.8.2"
 
 local print = util.print
 local println = util.println