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Changes for page Basic design

Last modified by nfl on 2025/01/30 12:05
From version 12.1
edited by sna
on 2014/08/06 03:49
Change comment: There is no comment for this version
To version 15.1
edited by sna
on 2014/08/13 02:39
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -34,7 +34,7 @@
34 34  
35 35  == Train controller ==
36 36  
37 -Each train controller is set in a separate region with a referenced state. This state has the following interface
37 +Each train controller is set in a separate region with a referenced state. This state has the following interface:
38 38  
39 39  
40 40  \\\\\\\\
... ... @@ -41,13 +41,13 @@
41 41  
42 42  {{{    input int *_perm;         # All permission variables (Tracks) input bool *_perm # KH permission variables   input int trainNum;    input bool cleanup; input bool debug; output bool *_req[]; # All request variables}}}
43 43  
44 -The train controller is composed of several //Station-2-Station// controllers. These are combined to form a complete schedule. Additionally the cleanup signal has to be watched to abort the schedule and return back to the initial position.
44 +The train controller is composed of several //Station-2-Station// controllers. These are combined to form a complete schedule. Additionally, the cleanup signal has to be watched to abort the schedule and return back to the initial position.
45 45  
46 46  == Station-2-Station controller ==
47 47  
48 -Each station-2-station controller realizes the movement from one of the stations (IC,OC,KH) to a second station. All controllers using IC or OC parts have to respect the traveling directions. For the Kicking Horse Pass two separate controllers, forwards and backwards, are used.
48 +Each Station-2-Station controller realizes the movement from one of the stations (IC,OC,KH) to another station. All controllers using IC or OC parts have to respect the traveling directions. For the Kicking Horse Pass two separate controllers, forwards and backwards, are used.
49 49  
50 -The controllers starting from Kicking Horse Pass Station make an assumption of the direction of the train. These are dependent of the directions of the inner or outer circle, e.g. the KHIC controller starts backwards because this is the only valid direction to travel this path. To drive a train from the Kicking Horse Station (facing forward) to the Inner Circle we have to combine the KHOC and OCIC controllers.
50 +The controllers starting from Kicking Horse Pass Station make an assumption of the direction of the train. These are dependent on the directions of the inner or outer circle, e.g. the KHIC controller starts backwards because this is the only valid direction to travel this path. To drive a train from the Kicking Horse Station (facing forward) to the Inner Circle we have to combine the KHOC and OCIC controllers.
51 51  
52 52  [[image:attach:ICIC.png]]
53 53  
... ... @@ -55,878 +55,313 @@
55 55  Next the train **must** wait for// int railDeparture(int train)// to return 1.
56 56  After the waiting has finished the controller can reach a final state and pass the control back to the train controller.
57 57  
58 -=== Structure   ===
58 +=== Structure  ===
59 59  
60 -|=(((
61 -{{{input int *_perm;}}}
60 +{{code linenumbers="true" language="sct"}}
61 +//
62 +// Structure of a Station-2-Station controller from Station * to Station *
63 +//
64 +scchart STST " * to * Controller " {
62 62  
63 -{{{output bool *_req[11];}}}
66 + // Set of permission variables for required tracks
67 + input int *_perm;
64 64  
65 -{{{input int trainNum;}}}
69 + // Set of request variables for required tracks for 11 trains
70 + output bool *_req[11];
66 66  
67 -{{{input int depTrack;}}}
72 + // Train number
73 + input int trainNum;
68 68  
69 -{{{input int destTrack;}}}
75 + // Number of the departure track in a station
76 + input int depTrack;
70 70  
71 -{{{input bool cleanup;}}}
78 + // Number of the destination track in a station
79 + input int destTrack;
72 72  
73 -{{{input bool debug;}}}
81 + // Cleanup flag for selecting the destination track
82 + input bool cleanup;
74 74  
75 -{{{output int arrTrack;}}}
84 + // Debug flag for additional output
85 + input bool debug;
76 76  
77 -{{{int i_arrOnTrack;}}}
87 + // Arrival track
88 + output int arrTrack;
78 78  
79 -{{{ }}}
80 -
81 -{{{initial state *_ST {}}}
82 -
83 -{{{    entry debug / 'println([trainNum][ST-ST] ... )';}}}
84 -
85 -{{{ }}}
86 -
87 -{{{    initial state waitForPerm {}}}
88 -
89 -{{{        entry / *_ST_4_req[trainNum] = true;}}}
90 -
91 -{{{        entry / *_LN_0_req[trainNum] = true;}}}
92 -
93 -{{{    }}}}
94 -
95 -{{{    --> gotPerm with (*_ST_4_perm == trainNum) & (*_LN_0_perm == trainNum)}}}
96 -
97 -{{{    --> backOff with (*_ST_4_perm == trainNum) | (*_LN_0_perm == trainNum);}}}
98 -
99 -{{{ }}}
100 -
101 -{{{    state backOff}}}
102 -
103 -{{{    --> backOff1;}}}
104 -
105 -{{{ }}}
106 -
107 -{{{    state backOff1 {}}}
108 -
109 -{{{entry / *_ST_4_req[trainNum] = false;}}}
110 -
111 -{{{entry / *_LN_0_req[trainNum] = false;}}}
112 -
113 -{{{    }}}}
114 -
115 -{{{    --> waitForPerm;}}}
116 -
117 -{{{ }}}
118 -
119 -{{{final state gotPerm;}}}
120 -
121 -{{{}}}}
122 -
123 -{{{>-> Dep_*_ST;}}}
124 -
125 -{{{ }}}
126 -
127 -{{{state Dep_IC_ST {}}}
128 -
129 -{{{    entry / 'railPoint(*,STRAIGHT)';}}}
130 -
131 -{{{    entry / 'railSignal(*_LN_0, FWD, RED)';}}}
132 -
133 -{{{    entry / 'railTrack(*_LN_0,FWD,trainNum,NORMAL)';}}}
134 -
135 -{{{    entry / 'railTrack(*_ST_4,FWD,trainNum,NORMAL)';}}}
136 -
137 -{{{    entry depTrack == 1 / 'railSignal(*_ST_1, FWD, GREEN)';}}}
138 -
139 -{{{    entry depTrack == 2 / 'railSignal(*_ST_2, FWD, GREEN)';}}}
140 -
141 -{{{    entry depTrack == 3 / 'railSignal(*_ST_3, FWD, GREEN)';}}}
142 -
143 -{{{    ..........}}}
144 -
145 -{{{  } --> *_LN_0 with 'railContact(*_LN_0,0)';}}}
146 -
147 -{{{ }}}
148 -
149 -{{{  state *_LN_0 {}}}
150 -
151 -{{{    entry / 'println("[trainNum][ST-ST] Entering *_LN_0")';}}}
152 -
153 -{{{    entry debug / 'println("[trainNum][ST-ST] Requesting permission for *_LN_1")';}}}
154 -
155 -{{{    entry depTrack == 1 / 'railSignal(*_ST_1, FWD, RED)';}}}
156 -
157 -{{{    entry depTrack == 2 / 'railSignal(*_ST_2, FWD, RED)';}}}
158 -
159 -{{{    entry depTrack == 3 / 'railSignal(*_ST_3, FWD, RED)';}}}
160 -
161 -{{{    entry / *_LN_1_req[trainNum] = true;}}}
162 -
163 -{{{ }}}
164 -
165 -{{{    region Travel:}}}
166 -
167 -{{{      initial state Entry}}}
168 -
169 -{{{      --> Continue with 'railContact(*_LN_0,0)' & (*_LN_1_perm == trainNum)}}}
170 -
171 -{{{      --> Slowdown with 'railContact(*_LN_0,0)';}}}
172 -
173 -{{{ }}}
174 -
175 -{{{      state Slowdown {}}}
176 -
177 -{{{        entry debug / 'println("[trainNum][ST-ST] Slowing down on *_LN_0")';}}}
178 -
179 -{{{        entry / 'railTrack(*_LN_0,FWD,trainNum,CAUTION)';}}}
180 -
181 -{{{      }}}}
182 -
183 -{{{      --> Waiting with 'railContact(*_LN_0,1)'}}}
184 -
185 -{{{      --> Continue with *_LN_1_perm == trainNum;}}}
186 -
187 -{{{ }}}
188 -
189 -{{{      state Waiting {}}}
190 -
191 -{{{        entry debug / 'println("[trainNum][ST-ST] Stopping on *_LN_0")';}}}
192 -
193 -{{{        entry / 'railTrackBrake(*_LN_0)';}}}
194 -
195 -{{{      }}}}
196 -
197 -{{{      --> Continue with *_LN_1_perm == trainNum;}}}
198 -
199 -{{{ }}}
200 -
201 -{{{      final state Continue {}}}
202 -
203 -{{{        entry debug / 'println("[trainNum][ST-ST] Continuing on *_LN_0")';}}}
204 -
205 -{{{        entry / 'railSignal(*_LN_0,FWD,GREEN)';}}}
206 -
207 -{{{        entry / 'railTrack(*_LN_0,FWD,trainNum,NORMAL)';}}}
208 -
209 -{{{        entry / 'railTrack(*_LN_1,FWD,trainNum,NORMAL)';}}}
210 -
211 -{{{        entry / 'railSignal(*_LN_1, FWD, RED)';}}}
212 -
213 -{{{      };}}}
214 -
215 -{{{ }}}
216 -
217 -{{{    region Cleanup:}}}
218 -
219 -{{{      initial state Entry}}}
220 -
221 -{{{      --> cleanup with 'railContact(*_LN_0,0)';}}}
222 -
223 -{{{ }}}
224 -
225 -{{{      final state cleanup {}}}
226 -
227 -{{{      entry debug / 'println("[trainNum][ST-ST] Entered *_LN_0 completely")';}}}
228 -
229 -{{{      entry / 'railTrackOff(*_ST_4)';}}}
230 -
231 -{{{      entry / *_ST_4_req[trainNum] = false;}}}
232 -
233 -{{{      };}}}
234 -
235 -{{{  }>-> *_LN_0_*_LN_1;}}}
236 -
237 -{{{ }}}
238 -
239 -{{{  state IC_LN_0_IC_LN_1}}}
240 -
241 -{{{  --> IC_LN_1 with 'railContact(IC_LN_1,0)';}}}
242 -
243 -{{{ }}}
244 -
245 -{{{// ...................}}}
246 -
247 -{{{// Set of track segment controlling states such as before}}}
248 -
249 -{{{// ...................}}}
250 -
251 -{{{ }}}
252 -
253 -{{{state *_LN_5 {}}}
254 -
255 -{{{    int perm_all_next_segments = false;}}}
256 -
257 -{{{    entry / 'println("[trainNum][ST-ST] Entering *_LN_5")';}}}
258 -
259 -{{{    entry / 'railSignal(*_LN_4, FWD, RED)';}}}
260 -
261 -{{{ }}}
262 -
263 -{{{    region Travel:}}}
264 -
265 -{{{      initial state Entry}}}
266 -
267 -{{{      --> Continue with 'railContact(*_LN_5,0)' & perm_all_next_segments}}}
268 -
269 -{{{      --> Slowdown with 'railContact(*_LN_5,0)';}}}
270 -
271 -{{{ }}}
272 -
273 -{{{      state Slowdown {}}}
274 -
275 -{{{        entry debug / 'println("[trainNum][ST-ST] Slowing down on *_LN_5")';}}}
276 -
277 -{{{        entry / 'railTrack(*_LN_5,FWD,trainNum,CAUTION)';}}}
278 -
279 -{{{      }}}}
280 -
281 -{{{      --> Waiting with 'railContact(*_LN_5,1)'}}}
282 -
283 -{{{      --> Continue with perm_all_next_segments;}}}
284 -
285 -{{{ }}}
286 -
287 -{{{      state Waiting {}}}
288 -
289 -{{{        entry debug / 'println("[trainNum][ST-ST] Stopping on *_LN_5")';}}}
290 -
291 -{{{        entry / 'railTrackBrake(*_LN_5)';}}}
292 -
293 -{{{      }}}}
294 -
295 -{{{      --> Continue with perm_all_next_segments;}}}
296 -
297 -{{{ }}}
298 -
299 -{{{      final state Continue {}}}
300 -
301 -{{{        entry debug / 'println("[trainNum][ST-ST] Continuing on *_LN_5")';        }}}
302 -
303 -{{{        entry i_arrOnTrack == 1 / 'railTrack(*_ST_1,FWD,trainNum,NORMAL)';}}}
304 -
305 -{{{        entry i_arrOnTrack == 2 / 'railTrack(*_ST_2,FWD,trainNum,NORMAL)';}}}
306 -
307 -{{{        entry i_arrOnTrack == 3 / 'railTrack(*_ST_3,FWD,trainNum,NORMAL)';}}}
308 -
309 -{{{        ----------}}}
310 -
311 -{{{        entry / arrTrack = i_arrOnTrack;}}}
312 -
313 -{{{      };}}}
314 -
315 -{{{ }}}
316 -
317 -{{{    region Cleanup:}}}
318 -
319 -{{{      initial state Entry}}}
320 -
321 -{{{      --> cleanup with 'railContact(*_LN_5,0)';}}}
322 -
323 -{{{ }}}
324 -
325 -{{{      final state cleanup {}}}
326 -
327 -{{{        entry debug / 'println("[trainNum][ST-ST] Entered *_LN_5 completely")';}}}
328 -
329 -{{{        entry / 'railTrackOff(*_LN_4)';}}}
330 -
331 -{{{        entry / *_LN_4_req[trainNum] = false;}}}
332 -
333 -{{{      };}}}
334 -
335 -{{{ }}}
336 -
337 -{{{    region Permissions:}}}
338 -
339 -{{{      initial state checking {}}}
340 -
341 -{{{        entry / *_ST_0_req[trainNum] = true;}}}
342 -
343 -{{{        entry destTrack == 1 | !cleanup / *_ST_1_req[trainNum] = true;}}}
344 -
345 -{{{        entry destTrack == 2 | !cleanup / *_ST_2_req[trainNum] = true;}}}
346 -
347 -{{{        entry destTrack == 3 | !cleanup / *_ST_3_req[trainNum] = true;}}}
348 -
349 -{{{      }}}}
350 -
351 -\\
352 -
353 -{{{      --> success with destTrack == 1 & *_ST_0_perm == trainNum & *_ST_1_perm == trainNum / i_arrOnTrack = 1}}}
354 -
355 -\\
356 -
357 -{{{      --> success with destTrack == 2 & *_ST_0_perm == trainNum & *_ST_2_perm == trainNum / i_arrOnTrack = 2}}}
358 -
359 -\\
360 -
361 -{{{      --> success with destTrack == 3 & *_ST_0_perm == trainNum & *_ST_3_perm == trainNum / i_arrOnTrack = 3}}}
362 -
363 -{{{      --> success with *_ST_0_perm == trainNum & *_ST_1_perm == trainNum / i_arrOnTrack = 1}}}
364 -
365 -{{{      --> success with *_ST_0_perm == trainNum & *_ST_2_perm == trainNum / i_arrOnTrack = 2}}}
366 -
367 -{{{      --> success with *_ST_0_perm == trainNum & *_ST_3_perm == trainNum / i_arrOnTrack = 3}}}
368 -
369 -
370 -\\
371 -
372 -{{{      --> resolving with *_ST_0_perm == trainNum | *_ST_3_perm == trainNum | *_ST_2_perm == trainNum | *_ST_1_perm == trainNum;}}}
373 -
374 -{{{ }}}
375 -
376 -{{{      state resolving}}}
377 -
378 -{{{      --> resolving1;}}}
379 -
380 -{{{ }}}
381 -
382 -{{{      state resolving1 {}}}
383 -
384 -{{{        entry / *_ST_0_req[trainNum] = false;}}}
385 -
386 -{{{        entry / *_ST_1_req[trainNum] = false;}}}
387 -
388 -{{{        entry / *_ST_2_req[trainNum] = false;}}}
389 -
390 -{{{        entry / *_ST_3_req[trainNum] = false;}}}
391 -
392 -{{{      }}}}
393 -
394 -{{{      --> checking;}}}
395 -
396 -{{{ }}}
397 -
398 -{{{      state success}}}
399 -
400 -{{{      --> success1;}}}
401 -
402 -{{{ }}}
403 -
404 -{{{      final state success1 {}}}
405 -
406 -{{{        entry !(i_arrOnTrack == 1) / *_ST_1_req[trainNum] = false;      }}}
407 -
408 -{{{        entry !(i_arrOnTrack == 2) / *_ST_2_req[trainNum] = false;}}}
409 -
410 -{{{        entry !(i_arrOnTrack == 3) / *_ST_3_req[trainNum] = false;}}}
411 -
412 -{{{        entry / perm_all_next_segments = true;}}}
413 -
414 -{{{      };}}}
415 -
416 -{{{  }>-> *_LN_5_*_ST;}}}
417 -
418 -{{{ }}}
419 -
420 -{{{  state *_LN_5_*_ST}}}
421 -
422 -{{{  --> Arr_*_ST with i_arrOnTrack == 1 & 'railContact(*_ST_1,0)'}}}
423 -
424 -{{{  --> Arr_*_ST with i_arrOnTrack == 2 & 'railContact(*_ST_2,0)'}}}
425 -
426 -{{{  --> Arr_*_ST with i_arrOnTrack == 3 & 'railContact(*_ST_3,0)';}}}
427 -
428 -{{{ }}}
429 -
430 -{{{  state Arr_*_ST {}}}
431 -
432 -{{{    entry / 'railSignal(*_LN_5, FWD, RED)';}}}
433 -
434 -{{{    entry / 'railTrackOff(*C_LN_5)';}}}
435 -
436 -{{{    entry / 'railTrack(*_ST_0,FWD,trainNum,SLOW)';}}}
437 -
438 -{{{    entry i_arrOnTrack == 1 / 'railTrack(*_ST_1,FWD,trainNum,SLOW)';}}}
439 -
440 -{{{    entry i_arrOnTrack == 2 / 'railTrack(*_ST_2,FWD,trainNum,SLOW)';}}}
441 -
442 -{{{    entry i_arrOnTrack == 3 / 'railTrack(*_ST_3,FWD,trainNum,SLOW)';}}}
443 -
444 -{{{    entry / *_LN_5_req[trainNum] = false;}}}
445 -
446 -{{{ }}}
447 -
448 -{{{    initial state SlowEntry}}}
449 -
450 -{{{    --> Slow with i_arrOnTrack == 1 & 'railContact(*_ST_1,0)'}}}
451 -
452 -{{{    --> Slow with i_arrOnTrack == 2 & 'railContact(*_ST_2,0)'}}}
453 -
454 -{{{    --> Slow with i_arrOnTrack == 3 & 'railContact(*_ST_3,0)';}}}
455 -
456 -{{{ }}}
457 -
458 -{{{    state Slow {}}}
459 -
460 -{{{      entry / 'railTrackOff(*_ST_0)';}}}
461 -
462 -{{{      entry / *_ST_0_req[trainNum] = false;}}}
463 -
464 -{{{    }}}}
465 -
466 -{{{    --> Halt with i_arrOnTrack == 1 & 'railContact(*_ST_1,1)'}}}
467 -
468 -{{{    --> Halt with i_arrOnTrack == 2 & 'railContact(*_ST_2,1)'}}}
469 -
470 -{{{    --> Halt with i_arrOnTrack == 3 & 'railContact(*_ST_3,1)';}}}
471 -
472 -{{{ }}}
473 -
474 -{{{    final state Halt {}}}
475 -
476 -{{{      entry i_arrOnTrack == 1 / 'railTrackBrake(*_ST_1)';}}}
477 -
478 -{{{      entry i_arrOnTrack == 2 / 'railTrackBrake(*_ST_2)';}}}
479 -
480 -{{{      entry i_arrOnTrack == 3 / 'railTrackBrake(*_ST_3)';}}}
481 -
482 -{{{      entry i_arrOnTrack == 1 / 'railArrival(trainNum, *_ST_1)';}}}
483 -
484 -{{{      entry i_arrOnTrack == 2 / 'railArrival(trainNum, *_ST_2)';}}}
485 -
486 -{{{      entry i_arrOnTrack == 3 / 'railArrival(trainNum, *_ST_3)';}}}
487 -
488 -{{{    };}}}
489 -
490 -{{{  }}}}
491 -
492 -{{{  >-> done;}}}
493 -
494 -{{{ }}}
495 -
496 -{{{  state done}}}
497 -
498 -{{{  --> reallyDone with 'railDeparture(trainNum)';}}}
499 -
500 -{{{ }}}
501 -
502 -{{{  final state reallyDone;}}}
503 -)))|=(((
504 -~/~/ All permissiions variables
505 -
506 -~/~/ All request variables
507 -
508 -~/~/ Train number
509 -
510 -~/~/ Departure track number
511 -
512 -~/~/ Destination track number
513 -
514 -~/~/ Cleanup flag for selecting the track of destination
515 -
516 -~/~/ Debug flag for additional output
517 -
518 -~/~/ Arrival track
519 -
520 -~/~/ Variable (arrival track) for selecting correct station elements
521 -
90 + // Variable with value for arrTrack for selecting correct station elements
91 + int i_arrOnTrack;
522 522  
523 -
524 -~/~/ Handles departing from a station
525 -
526 -~/~/ Additional output for debugging
527 -
93 + // Handles departing from a station *
94 + initial state *_ST {
95 + // hostcode call for additional output when debug
96 + entry debug / 'println([trainNum][ST-ST] ... )';
528 528  
529 -
530 -~/~/ State, which set requests for needed tracks
531 -
98 + // State, which sets requests for needed tracks
99 + initial state waitForPerm {
100 + entry / *_ST_4_req[trainNum] = true;
101 + entry / *_LN_0_req[trainNum] = true;
102 + }
103 + // Transition is taken, if all permissions are received
104 + --> gotPerm with (*_ST_4_perm == trainNum) & (*_LN_0_perm == trainNum)
105 + // Transition is taken, if some (not all) permissions are received
106 + --> backOff with (*_ST_4_perm == trainNum) | (*_LN_0_perm == trainNum);
532 532  
533 -
108 + // State for waiting an additional tick when not all permissions are received
109 + state backOff
110 + --> backOff1;
534 534  
535 -
112 + // State, which releases the requests for needed tracks
113 + state backOff1 {
114 + entry / *_ST_4_req[trainNum] = false;
115 + entry / *_LN_0_req[trainNum] = false;
116 + }
117 + // Transition to repeat requesting permissions procedure
118 + --> waitForPerm;
536 536  
537 -
538 -~/~/ Transition for received **all** needed permissions
539 -
540 -~/~/ Tranisition for received **some** needed permissions
541 -
120 + final state gotPerm;
121 + }
122 + // Transition to the departure state
123 + >-> Dep_*_ST;
542 542  
543 -
544 -~/~/ State for waiting an additional Tick
545 -
125 + // State, which handles the departure of a train
126 + state Dep_*_ST {
127 + // Set of entry-Actions with hostcode calls to set tracks, points and signals according to depTrack
128 + entry / 'railPoint(*,STRAIGHT)';
129 + entry / 'railSignal(*_LN_0, FWD, RED)';
130 + entry / 'railTrack(*_LN_0,FWD,trainNum,NORMAL)';
131 + entry / 'railTrack(*_ST_4,FWD,trainNum,NORMAL)';
132 + entry depTrack == 1 / 'railSignal(*_ST_1, FWD, GREEN)';
133 + entry depTrack == 2 / 'railSignal(*_ST_2, FWD, GREEN)';
134 + entry depTrack == 3 / 'railSignal(*_ST_3, FWD, GREEN)';
135 + //...
136 + // Transition to next track segment, if contact is triggered
137 + } --> *_LN_0 with 'railContact(*_LN_0,0)';
546 546  
547 547  
548 -
549 549  
550 -~/~/ State, which releases the requests for needed tracks
551 -
141 + // .....................................................................................
142 + // Set of track segment controlling states such as follows
143 + // .....................................................................................
552 552  
553 -
145 + // Transition to next track segment, if contact is triggered
146 + state *_LN_0 {
147 + // Hostcode calls for outputs
148 + entry / 'println("[trainNum][ST-ST] Entering *_LN_0")';
149 + entry debug / 'println("[trainNum][ST-ST] Requesting permission for *_LN_1")';
150 + // Entry-Actions with hostcode calls to set previous signal according to depTrack to RED
151 + entry depTrack == 1 / 'railSignal(*_ST_1, FWD, RED)';
152 + entry depTrack == 2 / 'railSignal(*_ST_2, FWD, RED)';
153 + entry depTrack == 3 / 'railSignal(*_ST_3, FWD, RED)';
154 + // Requesting the next track segment
155 + entry / *_LN_1_req[trainNum] = true;
554 554  
555 -
157 + // Region for handling train driving
158 + region Travel:
159 + initial state Entry
160 + // Transition to continuing state, if permitted
161 + --> Continue with 'railContact(*_LN_0,0)' & (*_LN_1_perm == trainNum)
162 + // Transition to slowing down else
163 + --> Slowdown with 'railContact(*_LN_0,0)';
556 556  
557 -
558 -~/~/ Transition to trying the requesting again
559 -
165 + // State for slowing down the train
166 + state Slowdown {
167 + entry debug / 'println("[trainNum][ST-ST] Slowing down on *_LN_0")';
168 + // Entry-Action with hostcode calls for slowing down the train
169 + entry / 'railTrack(*_LN_0,FWD,trainNum,CAUTION)';
170 + }
171 + // Transition to waiting state
172 + --> Waiting with 'railContact(*_LN_0,1)'
173 + // Transition to continuing state, if permitted
174 + --> Continue with *_LN_1_perm == trainNum;
560 560  
561 -
176 + // State for train waiting on permission
177 + state Waiting {
178 + entry debug / 'println("[trainNum][ST-ST] Stopping on *_LN_0")';
179 + // Entry-Action with hostcode call for stopping the train
180 + entry / 'railTrackBrake(*_LN_0)';
181 + }
182 + --> Continue with *_LN_1_perm == trainNum;
562 562  
563 -
184 + // State to continuing driving on the track
185 + final state Continue {
186 + entry debug / 'println("[trainNum][ST-ST] Continuing on *_LN_0")';
187 + // Entry-Actions with hostcode calls to set tracks and signals for driving
188 + entry / 'railSignal(*_LN_0,FWD,GREEN)';
189 + entry / 'railTrack(*_LN_0,FWD,trainNum,NORMAL)';
190 + entry / 'railTrack(*_LN_1,FWD,trainNum,NORMAL)';
191 + entry / 'railSignal(*_LN_1, FWD, RED)';
192 + };
564 564  
565 -
566 -~/~/ Transition to the departure state
567 -
194 + // Region for handling cleanup functionalities
195 + region Cleanup:
196 + initial state Entry
197 + // Transition to cleanup state
198 + --> cleanup with 'railContact(*_LN_0,0)';
568 568  
569 -
570 -~/~/ State, which handles the train departure
571 -
572 -~/~/ Set of entry-Actions to set tracks, points and signals according to depTrack
573 -
200 + // State for cleaning up the previous track segments
201 + final state cleanup {
202 + entry debug / 'println("[trainNum][ST-ST] Entered *_LN_0 completely")';
203 + // Entry-Action with hostcode call to switching off the previous track
204 + entry / 'railTrackOff(*_ST_4)';
205 + // Entry-Action to release the previous track
206 + entry / *_ST_4_req[trainNum] = false;
207 + };
208 + // Transition to transitional state
209 + }>-> *_LN_0_*_LN_1;
574 574  
575 -
576 -
211 + state *_LN_0_*_LN_1
212 + // Transition to next track segment, if contact is triggered
213 + --> *_LN_1 with 'railContact(*_LN_1,0)';
577 577  
215 + // ..................................................................................
578 578  
579 -
580 580  
581 -
582 582  
219 + // State for entering a station
220 + state *_LN_5 {
221 + // Variable for checking all needed permissions
222 + int perm_all_next_segments = false;
223 + entry / 'println("[trainNum][ST-ST] Entering *_LN_5")';
224 + entry / 'railSignal(*_LN_4, FWD, RED)';
583 583  
584 -
226 + // Region for handling train driving such as above,
227 + // only with perm_all_next_segments for permitting more than one track
228 + region Travel:
229 + initial state Entry
230 + --> Continue with 'railContact(*_LN_5,0)' & perm_all_next_segments
231 + --> Slowdown with 'railContact(*_LN_5,0)';
585 585  
586 -
587 -~/~/ Transition to next track segment, if contact is readed
588 -
233 + state Slowdown {
234 + entry debug / 'println("[trainNum][ST-ST] Slowing down on *_LN_5")';
235 + entry / 'railTrack(*_LN_5,FWD,trainNum,CAUTION)';
236 + }
237 + --> Waiting with 'railContact(*_LN_5,1)'
238 + --> Continue with perm_all_next_segments;
589 589  
590 -
591 -~/~/ State for handling the train on track *_LN_0
592 -
593 -~/~/ Outputs for debugging
594 -
240 + state Waiting {
241 + entry debug / 'println("[trainNum][ST-ST] Stopping on *_LN_5")';
242 + entry / 'railTrackBrake(*_LN_5)';
243 + }
244 + --> Continue with perm_all_next_segments;
595 595  
596 -
597 -~/~/ Entry-Actions to set the previous signals to RED
598 -
246 + final state Continue {
247 + entry debug / 'println("[trainNum][ST-ST] Continuing on *_LN_5")';
248 + entry i_arrOnTrack == 1 / 'railTrack(*_ST_1,FWD,trainNum,NORMAL)';
249 + entry i_arrOnTrack == 2 / 'railTrack(*_ST_2,FWD,trainNum,NORMAL)';
250 + entry i_arrOnTrack == 3 / 'railTrack(*_ST_3,FWD,trainNum,NORMAL)';
251 + //...
252 + entry / arrTrack = i_arrOnTrack;
253 + };
599 599  
600 -
255 + // Region for handling cleanup-functionalities such as above
256 + region Cleanup:
257 + initial state Entry
258 + --> cleanup with 'railContact(*_LN_5,0)';
601 601  
602 -
603 -~/~/ Requesting the next segment
604 -
260 + final state cleanup {
261 + entry debug / 'println("[trainNum][ST-ST] Entered *_LN_5 completely")';
262 + entry / 'railTrackOff(*_LN_4)';
263 + entry / *_LN_4_req[trainNum] = false;
264 + };
605 605  
606 -
607 -~/~/ Region for handling train driving
608 -
266 + // Region for handling permissions of all needed tracks
267 + region Permissions:
268 + // State for requesting all needed tracks according to destination track and cleanup-Flag
269 + initial state checking {
270 + entry / *_ST_0_req[trainNum] = true;
271 + entry destTrack == 1 | !cleanup / *_ST_1_req[trainNum] = true;
272 + entry destTrack == 2 | !cleanup / *_ST_2_req[trainNum] = true;
273 + entry destTrack == 3 | !cleanup / *_ST_3_req[trainNum] = true;
274 + }
275 + // Transitions for permitted tracks match wished tracks
276 + --> success with destTrack == 1 & *_ST_0_perm == trainNum & *_ST_1_perm == trainNum / i_arrOnTrack = 1
277 + --> success with destTrack == 2 & *_ST_0_perm == trainNum & *_ST_2_perm == trainNum / i_arrOnTrack = 2
278 + --> success with destTrack == 3 & *_ST_0_perm == trainNum & *_ST_3_perm == trainNum / i_arrOnTrack = 3
279 + // Transitions for permitted tracks don't match wished tracks
280 + --> success with *_ST_0_perm == trainNum & *_ST_1_perm == trainNum / i_arrOnTrack = 1
281 + --> success with *_ST_0_perm == trainNum & *_ST_2_perm == trainNum / i_arrOnTrack = 2
282 + --> success with *_ST_0_perm == trainNum & *_ST_3_perm == trainNum / i_arrOnTrack = 3
283 + // Transition for not all tracks permitted
284 + --> resolving with *_ST_0_perm == trainNum | *_ST_3_perm == trainNum | *_ST_2_perm == trainNum | *_ST_1_perm == trainNum;
609 609  
610 -
611 -~/~/ Transition to continuing state, if permitted
612 -
613 -~/~/ Transition to slowing down else
614 -
286 + // State for waiting an additional tick
287 + state resolving
288 + --> resolving1;
289 +
290 + // State for releasing track requests
291 + state resolving1 {
292 + entry / *_ST_0_req[trainNum] = false;
293 + entry / *_ST_1_req[trainNum] = false;
294 + entry / *_ST_2_req[trainNum] = false;
295 + entry / *_ST_3_req[trainNum] = false;
296 + }
297 + // Transition for trying the requesting again
298 + --> checking;
615 615  
300 + // State for waiting an additional tick
301 + state success
302 + --> success1;
616 616  
617 -~/~/ State for slowing down
618 -
619 -~/~/ Addtitional output for debugging
620 -
621 -~/~/ Entry-Action for slowing down the train
622 -
304 + // State for releasing not used track requests
305 + final state success1 {
306 + entry !(i_arrOnTrack == 1) / *_ST_1_req[trainNum] = false;
307 + entry !(i_arrOnTrack == 2) / *_ST_2_req[trainNum] = false;
308 + entry !(i_arrOnTrack == 3) / *_ST_3_req[trainNum] = false;
309 + // Settting perm_all_next_segments to true
310 + entry / perm_all_next_segments = true;
311 + };
312 + // Transition to station entry states
313 + }>-> *_LN_5_*_ST;
623 623  
624 -
625 -~/~/ Transition to waiting state
626 -
627 -~/~/ Transition to continuing state, if permitted
628 -
315 + // State waiting for station entry
316 + state *_LN_5_*_ST
317 + --> Arr_*_ST with i_arrOnTrack == 1 & 'railContact(*_ST_1,0)'
318 + --> Arr_*_ST with i_arrOnTrack == 2 & 'railContact(*_ST_2,0)'
319 + --> Arr_*_ST with i_arrOnTrack == 3 & 'railContact(*_ST_3,0)';
629 629  
630 -
631 -~/~/ Waiting state
632 -
633 -~/~/ Addtitional output for debugging
634 -
635 -~/~/ Entry-Action for stopping the train
636 -
321 + // State for setting tracks, points and signals according to i_arrOnTrack
322 + // and releasing previous track request
323 + state Arr_*_ST {
324 + entry / 'railSignal(*_LN_5, FWD, RED)';
325 + entry / 'railTrackOff(*_LN_5)';
326 + entry / 'railTrack(*_ST_0,FWD,trainNum,SLOW)';
327 + entry i_arrOnTrack == 1 / 'railTrack(*_ST_1,FWD,trainNum,SLOW)';
328 + entry i_arrOnTrack == 2 / 'railTrack(*_ST_2,FWD,trainNum,SLOW)';
329 + entry i_arrOnTrack == 3 / 'railTrack(*_ST_3,FWD,trainNum,SLOW)';
330 + entry / *_LN_5_req[trainNum] = false;
637 637  
638 -
639 -~/~/ Tranisition to continuing state
640 -
332 + initial state SlowEntry
333 + --> Slow with i_arrOnTrack == 1 & 'railContact(*_ST_1,0)'
334 + --> Slow with i_arrOnTrack == 2 & 'railContact(*_ST_2,0)'
335 + --> Slow with i_arrOnTrack == 3 & 'railContact(*_ST_3,0)';
641 641  
642 -
643 -~/~/ State to continuing driving on the track
644 -
645 -~/~/ Addtitional output for debugging
646 -
647 -~/~/ Entry-Actions to set tracks and signals for driving
648 -
337 + // State for switching off previous track and releasing the request
338 + state Slow {
339 + entry / 'railTrackOff(*_ST_0)';
340 + entry / *_ST_0_req[trainNum] = false;
341 + }
342 + // Transitions to halt state, when train is at second contact of a track segment
343 + --> Halt with i_arrOnTrack == 1 & 'railContact(*_ST_1,1)'
344 + --> Halt with i_arrOnTrack == 2 & 'railContact(*_ST_2,1)'
345 + --> Halt with i_arrOnTrack == 3 & 'railContact(*_ST_3,1)';
649 649  
650 -
347 +
348 + final state Halt {
349 + // Entry-Actions for braking the train on correct track
350 + entry i_arrOnTrack == 1 / 'railTrackBrake(*_ST_1)';
351 + entry i_arrOnTrack == 2 / 'railTrackBrake(*_ST_2)';
352 + entry i_arrOnTrack == 3 / 'railTrackBrake(*_ST_3)';
353 + // Entry-Actions for waiting for timer on correct track
354 + entry i_arrOnTrack == 1 / 'railArrival(trainNum, *_ST_1)';
355 + entry i_arrOnTrack == 2 / 'railArrival(trainNum, *_ST_2)';
356 + entry i_arrOnTrack == 3 / 'railArrival(trainNum, *_ST_3)';
357 + };
358 + }
359 + >-> done;
651 651  
652 -
361 + state done
362 + // Transition to final state, if timer is ready
363 + --> reallyDone with 'railDeparture(trainNum)';
653 653  
654 -
655 -
656 -
657 -
658 -
659 -~/~/ Region for handling cleanup-functionalities
660 -
661 -
662 -
663 -~/~/ Transition to cleanup state
664 -
665 -
666 -
667 -~/~/ Cleanup state
668 -
669 -~/~/ Addtitional output for debugging
670 -
671 -~/~/ Entry-Action to switching off the previous track
672 -
673 -~/~/ Entry-Action to release the previous track
674 -
675 -
676 -
677 -~/~/ Transition to transitional state
678 -
679 -
680 -
681 -~/~/ Transitional state
682 -
683 -~/~/ Transition to next track segment, if contact is readed
684 -
685 -
686 -
687 -
688 -
689 -
690 -
691 -
692 -
693 -
694 -
695 -~/~/ State for entering a station
696 -
697 -~/~/ Variable for checking all needed permissions
698 -
699 -~/~/ Output
700 -
701 -~/~/ Setting signal to RED
702 -
703 -
704 -
705 -~/~/ Region for handling train driving
706 -
707 -
708 -
709 -~/~/ Transition to continuing state, if permitted
710 -
711 -~/~/ Transition to slowing down else
712 -
713 -
714 -
715 -~/~/ State for slowing down
716 -
717 -~/~/ Addtitional output for debugging
718 -
719 -~/~/ Entry-Action for slowing down the train
720 -
721 -
722 -
723 -~/~/ Transition to waiting state
724 -
725 -~/~/ Transition to continuing state, if permitted
726 -
727 -
728 -
729 -~/~/ Waiting state
730 -
731 -~/~/ Addtitional output for debugging
732 -
733 -~/~/ Entry-Action for stopping the train
734 -
735 -
736 -
737 -~/~/ Tranisition to continuing state
738 -
739 -
740 -
741 -~/~/ State to continuing driving on the track
742 -
743 -~/~/ Addtitional output for debugging
744 -
745 -~/~/ Set of entry-Actions for setting tracks, points and signals according to i_arrOnTrack
746 -
747 -
748 -
749 -
750 -
751 -
752 -
753 -~/~/ Setting the arrival track (output)
754 -
755 -
756 -
757 -
758 -
759 -~/~/ Region for handling cleanup-functionalities
760 -
761 -
762 -
763 -~/~/ Transition to cleanup state
764 -
765 -
766 -
767 -~/~/ Cleanup state
768 -
769 -~/~/ Addtitional output for debugging
770 -
771 -~/~/ Entry-Action to switching off the previous tracks
772 -
773 -~/~/ Entry-Action to release the previous tracks
774 -
775 -
776 -
777 -
778 -
779 -~/~/ Region for handling permissions of all needed tracks
780 -
781 -~/~/ State for requesting all needed tracks according to destination track and cleanup-Flag
782 -
783 -
784 -
785 -
786 -
787 -
788 -
789 -
790 -
791 -
792 -
793 -~/~/ Transitions for permitted tracks match wished tracks
794 -
795 -
796 -
797 -
798 -
799 -~/~/ Transitions for permitted tracks don't match wished tracks
800 -
801 -
802 -
803 -
804 -
805 -~/~/ Transition for not all tracks permitted
806 -
807 -
808 -
809 -~/~/ State for waiting an additional tick
810 -
811 -
812 -
813 -
814 -
815 -~/~/ State for releasing track requests
816 -
817 -
818 -
819 -
820 -
821 -
822 -
823 -
824 -
825 -
826 -
827 -~/~/ Transition for trying the requesting again
828 -
829 -
830 -
831 -~/~/ State for waiting an additional tick
832 -
833 -
834 -
835 -
836 -
837 -~/~/ State for releasing not used track requests and
838 -
839 -
840 -
841 -
842 -
843 -
844 -
845 -~/~/ Settting perm_all_next_segments to true
846 -
847 -
848 -
849 -~/~/ Transition to station entry states
850 -
851 -
852 -
853 -~/~/ State waiting for station entry
854 -
855 -
856 -
857 -
858 -
859 -
860 -
861 -
862 -
863 -~/~/ State for setting tracks, points and signals according to i_arrOnTrack
864 -
865 -~/~/ and releasing previous track request
866 -
867 -
868 -
869 -
870 -
871 -
872 -
873 -
874 -
875 -
876 -
877 -
878 -
879 -
880 -
881 -~/~/ State for slowing down, if train completely on track
882 -
883 -
884 -
885 -
886 -
887 -
888 -
889 -
890 -
891 -~/~/ State for switching off previous track and releasing the request
892 -
893 -
894 -
895 -
896 -
897 -
898 -
899 -~/~/ Transitions to halt states, if train at second contact of a track
900 -
901 -
902 -
903 -
904 -
905 -
906 -
907 -
908 -
909 -~/~/ Entry-Actions for braking the train on correct track
910 -
911 -
912 -
913 -
914 -
915 -~/~/ Entry-Actions for waiting for timer on correct track
916 -
917 -
918 -
919 -
920 -
921 -
922 -
923 -
924 -
925 -
926 -
927 -
928 -
929 -
930 -
931 -~/~/ Transition to final state, if timer is ready
932 -)))
365 + final state reallyDone;
366 +}
367 +{{/code}}
Confluence.Code.ConfluencePageClass[0]
Id
... ... @@ -1,1 +1,1 @@
1 -9471642
1 +9471662
URL
... ... @@ -1,1 +1,1 @@
1 -https://rtsys.informatik.uni-kiel.de/confluence//wiki/spaces/SS14Railway/pages/9471642/Basic design
1 +https://rtsys.informatik.uni-kiel.de/confluence//wiki/spaces/SS14Railway/pages/9471662/Basic design