# Configure a two-column CTC machine. # # Uses only internal Sensors and Turnouts so it can be run as a sample. # # Author: Bob Jacobsen, copyright 2017, 2021 # Part of the JMRI distribution import java import jmri from jmri.jmrit.ussctc import * from jmri.jmrit import Sound # First, we define Turnouts and Sensors used by this example # These are normally defined in a panel file with names specific # to the layout # initialize objects on layout turnouts.provideTurnout("Code Indication Start") .state = CLOSED turnouts.provideTurnout("Code Send Start") .state = CLOSED turnouts.provideTurnout("Bell") .state = CLOSED sensors.provideSensor("Bell Cutout") .state = INACTIVE sensors. provideSensor( "TC Sta 1 Left Approach") .state = INACTIVE sensors. provideSensor( "TC Sta 1 OS") .state = INACTIVE sensors. provideSensor( "TC Sta 2 Main") .state = INACTIVE sensors. provideSensor( "TC Sta 2 Siding") .state = INACTIVE sensors. provideSensor( "TC Sta 2 OS") .state = INACTIVE sensors. provideSensor( "TC Sta 2 Right Approach") .state = INACTIVE turnouts.provideTurnout("Sta 1 Layout TO") .state = CLOSED turnouts.provideTurnout("Sta 2 Layout TO") .state = CLOSED # initialize_options objects on panel turnouts.provideTurnout("Sta 1 Code") .state = CLOSED sensors. provideSensor( "Sta 1 Code") .state = INACTIVE turnouts.provideTurnout("Sta 1 TO 1 N") .state = CLOSED sensors. provideSensor( "Sta 1 TO 1 N") .state = ACTIVE turnouts.provideTurnout("Sta 1 TO 1 R") .state = CLOSED sensors. provideSensor( "Sta 1 TO 1 R") .state = INACTIVE turnouts.provideTurnout("Sta 1 SI 2 L") .state = CLOSED sensors. provideSensor( "Sta 1 SI 2 L") .state = INACTIVE turnouts.provideTurnout("Sta 1 SI 2 C") .state = CLOSED sensors. provideSensor( "Sta 1 SI 2 C") .state = ACTIVE turnouts.provideTurnout("Sta 1 SI 2 R") .state = CLOSED sensors. provideSensor( "Sta 1 SI 2 R") .state = INACTIVE turnouts.provideTurnout("Sta 1 Left Approach TC") .state = CLOSED turnouts.provideTurnout("Sta 1 OS TC") .state = CLOSED turnouts.provideTurnout("Sta 2 Code") .state = CLOSED sensors. provideSensor( "Sta 2 Code") .state = INACTIVE turnouts.provideTurnout("Sta 2 TO 3 N") .state = CLOSED sensors. provideSensor( "Sta 2 TO 3 N") .state = ACTIVE turnouts.provideTurnout("Sta 2 TO 3 R") .state = CLOSED sensors. provideSensor( "Sta 2 TO 3 R") .state = INACTIVE turnouts.provideTurnout("Sta 2 SI 4 L") .state = CLOSED sensors. provideSensor( "Sta 2 SI 4 L") .state = INACTIVE turnouts.provideTurnout("Sta 2 SI 4 C") .state = CLOSED sensors. provideSensor( "Sta 2 SI 4 C") .state = ACTIVE turnouts.provideTurnout("Sta 2 SI 4 R") .state = CLOSED sensors. provideSensor( "Sta 2 SI 4 R") .state = INACTIVE turnouts.provideTurnout("Sta 2 Main TC") .state = CLOSED turnouts.provideTurnout("Sta 2 Siding TC") .state = CLOSED turnouts.provideTurnout("Sta 2 OS TC") .state = CLOSED turnouts.provideTurnout("Sta 2 Right Approach TC") .state = CLOSED # signals must be provided by panel file, including signal logic # The core of the sample script starts here, defining & connecting # the USS CTC objects to run the sample panel # The bell and code line are shared by all Stations bell = VetoedBell("Bell Cutout", PhysicalBell("Bell", Sound("program:resources/sounds/Bell.wav"))) # both a layout output (real bell) and a computer sound, see ComputerBell for option codeline = CodeLine("Code Indication Start", "Code Send Start", "IT101", "IT102", "IT103", "IT104") # Set up Station 1 - stations are numbered 1, 2, 3 etc. # Station 1 is levers 1 and 2 station1 = Station("1", codeline, CodeButton("Sta 1 Code", "Sta 1 Code")) turnout1 = TurnoutSection("Sta 1 Layout TO", "Sta 1 TO 1 N", "Sta 1 TO 1 R", "Sta 1 TO 1 N", "Sta 1 TO 1 R", station1) station1.add(turnout1) station1.add(TrackCircuitSection("TC Sta 1 Left Approach", "Sta 1 Left Approach TC", station1, bell)) station1.add(TrackCircuitSection("TC Sta 1 OS", "Sta 1 OS TC", station1, bell)) rightward = ["2 Upper", "2 Lower"] leftward = ["2 Main", "2 Siding"] signal2 = SignalHeadSection(rightward, leftward, "Sta 1 SI 2 L", "Sta 1 SI 2 C", "Sta 1 SI 2 R", "Sta 1 SI 2 L", "Sta 1 SI 2 R", station1); station1.add(signal2) occupancyLock1 = OccupancyLock("TC Sta 1 OS") # Turnout locked if occupied routeLock1 = RouteLock(["2 Upper", "2 Lower", "2 Main", "2 Siding"]); # Turnout locked if route set across it timeLock1 = TimeLock(signal2); # Provide time lock after certain signal changes turnout1.addLocks([occupancyLock1, routeLock1, timeLock1]); # Add to turnout; see below for Traffic locks on signal # Set up Station 2 - levers 3 and 4 station2 = Station("2", codeline, CodeButton("Sta 2 Code", "Sta 2 Code")) turnout3 = TurnoutSection("Sta 2 Layout TO", "Sta 2 TO 3 N", "Sta 2 TO 3 R", "Sta 2 TO 3 N", "Sta 2 TO 3 R", station2) station2.add(turnout3) station2.add(TrackCircuitSection("TC Sta 2 Main", "Sta 2 Main TC", station2)) station2.add(TrackCircuitSection("TC Sta 2 Siding", "Sta 2 Siding TC", station2)) station2.add(TrackCircuitSection("TC Sta 2 OS", "Sta 2 OS TC", station2, bell)) station2.add(TrackCircuitSection("TC Sta 2 Right Approach", "Sta 2 Right Approach TC", station2, bell)) rightward = ["4 Main", "4 Siding"] leftward = ["4 Upper", "4 Lower"] signal4 = SignalHeadSection(rightward, leftward, "Sta 2 SI 4 L", "Sta 2 SI 4 C", "Sta 2 SI 4 R", "Sta 2 SI 4 L", "Sta 2 SI 4 R", station2); station2.add(signal4) occupancyLock2 = OccupancyLock("TC Sta 2 OS") routeLock2 = RouteLock(["4 Upper", "4 Lower", "4 Main", "4 Siding"]); timeLock2 = TimeLock(signal4); turnout3.addLocks([occupancyLock2, routeLock2, timeLock2]); # traffic locks - lock signal if route is set toward it already - note far route depends on Turnout settings, i.e. siding or main viaMain2 = TrafficLock(signal4, SignalHeadSection.CODE_LEFT, [jmri.BeanSetting(turnouts.provideTurnout("Sta 1 Layout TO"), THROWN), jmri.BeanSetting(turnouts.provideTurnout("Sta 2 Layout TO"), THROWN)]) viaSiding2 = TrafficLock(signal4, SignalHeadSection.CODE_LEFT, [jmri.BeanSetting(turnouts.provideTurnout("Sta 1 Layout TO"), CLOSED), jmri.BeanSetting(turnouts.provideTurnout("Sta 2 Layout TO"), CLOSED)]) signal2.addRightwardLocks([viaMain2,viaSiding2]) viaMain4 = TrafficLock(signal2, SignalHeadSection.CODE_RIGHT, [jmri.BeanSetting(turnouts.provideTurnout("Sta 2 Layout TO"), THROWN), jmri.BeanSetting(turnouts.provideTurnout("Sta 1 Layout TO"), THROWN)]) viaSiding4 = TrafficLock(signal2, SignalHeadSection.CODE_RIGHT, [jmri.BeanSetting(turnouts.provideTurnout("Sta 2 Layout TO"), CLOSED), jmri.BeanSetting(turnouts.provideTurnout("Sta 1 Layout TO"), CLOSED)]) signal4.addLeftwardLocks([viaMain4,viaSiding4]) # Optionally, set timings print "Setting timings" jmri.implementation.AbstractTurnout.DELAYED_FEEDBACK_INTERVAL = 5000 # turnout throw time print "Turnout throw delay: ", jmri.implementation.AbstractTurnout.DELAYED_FEEDBACK_INTERVAL/1000., "seconds" jmri.jmrit.ussctc.SignalHeadSection.MOVEMENT_DELAY = 4000 print"Signal movement delay: ", jmri.jmrit.ussctc.SignalHeadSection.MOVEMENT_DELAY/1000., "seconds" jmri.jmrit.ussctc.CodeLine.CODE_SEND_DELAY = 1000 print "Code send delay: ", jmri.jmrit.ussctc.CodeLine.CODE_SEND_DELAY/1000., "seconds" # Start pulses for code and indication jmri.jmrit.ussctc.CodeLine.START_PULSE_LENGTH = 500 print "Length of start pulse to relay box: ", jmri.jmrit.ussctc.CodeLine.START_PULSE_LENGTH/1000., "seconds" # force some time between indications jmri.jmrit.ussctc.CodeLine.INTER_INDICATION_DELAY = 500 print "Length of inter-indication delay: ", jmri.jmrit.ussctc.CodeLine.INTER_INDICATION_DELAY/1000., "seconds" # set the "run time" duration. Prototypically several minutes, model railroaders don't want to wait that long jmri.jmrit.ussctc.SignalHeadSection.DEFAULT_RUN_TIME_LENGTH = 30000 memories.provideMemory("IMUSS CTC:SIGNALHEADSECTION:1:TIME").setValue(jmri.jmrit.ussctc.SignalHeadSection.DEFAULT_RUN_TIME_LENGTH) print "Running time for", jmri.jmrit.ussctc.SignalHeadSection.DEFAULT_RUN_TIME_LENGTH/1000., "seconds"