-
Notifications
You must be signed in to change notification settings - Fork 0
/
PLC_INOUT.plcprj
6255 lines (6027 loc) · 249 KB
/
PLC_INOUT.plcprj
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<plcProject caseSensitive="false" extendedIdNames="false" useCustomWorkspace="true" debugMode="false" extcheck="true" SFCControl="false" strictPointerCheck="true" verboseWarningMode="false" iecTypeConversionRules="false" PNContactsOnEachNetwork="false" LocalVarsFBAccess="false" strictEnumsCheck="true" copyWarningThreshold="200" version="2.11" useLD2="true" useXPLCFiles="false" useFBMethods="false" customSortOfProjectTree="false" autoDerefPointers="false">
<image>PLC_INOUT.imgx</image>
<commSettings>Modbus:247,1000,M#COM:8,38400,N,8,1,H</commSettings>
<sources>
<main>
<resources>
<resource name="ArduinoOpta" processor="ARMThumb2_VFP2">
<task name="Fast" interval="t#10000us" priority="0" type="cyclic" hidden="false" dynamic="false" descr="Fast task"/>
<task name="Slow" interval="t#100000us" priority="1" type="cyclic" hidden="false" dynamic="false" descr="Slow task"/>
<task name="Background" interval="t#500000us" priority="2" type="cyclic" hidden="false" dynamic="false" descr="Background task"/>
<task name="Init" interval="t#0us" priority="3" type="single" hidden="false" dynamic="false" descr="Init task"/>
<task name="MbBoot" interval="t#0us" priority="4" type="single" hidden="true" dynamic="false" descr="Modbus boot task"/>
<task name="MbMPrm" interval="t#0us" priority="5" type="single" hidden="true" dynamic="false" descr="Modbus master network parametrization"/>
<task name="COPMBoot" interval="t#0us" priority="6" type="single" hidden="true" dynamic="false" descr="CANopen master boot task"/>
<task name="COPMEvent" interval="t#0us" priority="7" type="single" hidden="true" dynamic="false" descr="CANopen master event task"/>
<task name="COPMParam" interval="t#0us" priority="8" type="single" hidden="true" dynamic="false" descr="CANopen master parametrization task"/>
</resource>
</resources>
<tasks>
<task name="Fast">
<program>main</program>
<program>Plc_Coils</program>
</task>
</tasks>
<globalVars>
<group name="I_O_mappings_RelayOut" excludeFromBuild="FALSE" excludeFromBuildIfNotDef="" version="1.0.0">
<var name="Rele01" type="BOOL">
<address type="Q" typeVar="X" index="0" subIndex="0"/>
</var>
<var name="Rele02" type="BOOL">
<address type="Q" typeVar="X" index="0" subIndex="1"/>
</var>
<var name="Rele03" type="BOOL">
<address type="Q" typeVar="X" index="0" subIndex="2"/>
</var>
<var name="Rele04" type="BOOL">
<address type="Q" typeVar="X" index="0" subIndex="3"/>
</var>
</group>
<group name="I_O_mappings_LEDOut" excludeFromBuild="FALSE" excludeFromBuildIfNotDef="" version="1.0.0">
<var name="Led01" type="BOOL">
<address type="Q" typeVar="X" index="1" subIndex="0"/>
</var>
<var name="Led02" type="BOOL">
<address type="Q" typeVar="X" index="1" subIndex="1"/>
</var>
<var name="Led03" type="BOOL">
<address type="Q" typeVar="X" index="1" subIndex="2"/>
</var>
<var name="Led04" type="BOOL">
<address type="Q" typeVar="X" index="1" subIndex="3"/>
</var>
<var name="LedRed" type="BOOL">
<address type="Q" typeVar="X" index="1" subIndex="4"/>
</var>
<var name="LedGreen" type="BOOL">
<address type="Q" typeVar="X" index="1" subIndex="5"/>
</var>
<var name="LedBlue" type="BOOL">
<address type="Q" typeVar="X" index="1" subIndex="6"/>
</var>
</group>
<group name="I_O_mappings_ButInp" excludeFromBuild="FALSE" excludeFromBuildIfNotDef="" version="1.0.0">
<var name="ButtUsr" type="BOOL">
<address type="I" typeVar="X" index="1" subIndex="0"/>
</var>
</group>
<group name="I_O_mappings_ProgInp" excludeFromBuild="FALSE" excludeFromBuildIfNotDef="" version="1.0.0">
<var name="In01" type="BOOL">
<address type="I" typeVar="W" index="0" subIndex="0"/>
</var>
<var name="In02" type="BOOL">
<address type="I" typeVar="W" index="0" subIndex="1"/>
</var>
<var name="In03" type="BOOL">
<address type="I" typeVar="W" index="0" subIndex="2"/>
</var>
<var name="In04" type="BOOL">
<address type="I" typeVar="W" index="0" subIndex="3"/>
</var>
<var name="In05" type="BOOL">
<address type="I" typeVar="W" index="0" subIndex="4"/>
</var>
<var name="In06" type="BOOL">
<address type="I" typeVar="W" index="0" subIndex="5"/>
</var>
<var name="In07" type="BOOL">
<address type="I" typeVar="W" index="0" subIndex="6"/>
</var>
<var name="In08" type="BOOL">
<address type="I" typeVar="W" index="0" subIndex="7"/>
</var>
</group>
<group name="Modbus_Vars" excludeFromBuild="FALSE" excludeFromBuildIfNotDef="" version="1.0.0">
<var name="registriMapped" type="USINT" dim0="2">
<address type="M" typeVar="B" index="0" subIndex="2"/>
</var>
</group>
</globalVars>
<retainVars/>
<constantVars/>
<iecVarsDeclaration>
<group name="I_O_mappings_RelayOut">
<iecDeclaration active="FALSE"/>
</group>
<group name="I_O_mappings_LEDOut">
<iecDeclaration active="FALSE"/>
</group>
<group name="I_O_mappings_ButInp">
<iecDeclaration active="FALSE"/>
</group>
<group name="I_O_mappings_ProgInp">
<iecDeclaration active="FALSE"/>
</group>
<group name="Modbus_Vars">
<iecDeclaration active="FALSE"/>
</group>
<group name="Global_vars">
<iecDeclaration active="FALSE"/>
</group>
</iecVarsDeclaration>
<functions/>
<functionBlocks/>
<programs>
<program name="main" version="1.0.0" creationDate="0" lastModifiedDate="1683556103" excludeFromBuild="FALSE" excludeFromBuildIfNotDef="">
<vars/>
<iecDeclaration active="FALSE"/>
<sourceCode type="ST">
<![CDATA[
cnt := cnt + 1;
conta2 := conta2 + 1;
sysUserDataBlock[0] := conta2;
registriMapped[0] := conta2;
]]>
</sourceCode>
</program>
<program name="Plc_Coils" version="1.0.0" creationDate="1682519363" lastModifiedDate="1683559548" excludeFromBuild="FALSE" excludeFromBuildIfNotDef="">
<vars>
<localConsts>
<const name="UNO" type="WORD">
<initValue>1</initValue>
</const>
<const name="ZERO" type="WORD">
<initValue>0</initValue>
</const>
</localConsts>
</vars>
<iecDeclaration active="FALSE"/>
<sourceCode type="LD2">
<LD2 version="1">
<network label="" id="1" nextID="2" comment="" disabled="false" disableCondition="">
<assignment fromTmpVar="">
<input>
<contact name="ButtUsr" type="Normal" id="0"/>
</input>
<outputs>
<coil name="Rele01" type="Normal" id="1"/>
</outputs>
</assignment>
</network>
<network label="" id="2" nextID="2" comment="" disabled="false" disableCondition="">
<assignment fromTmpVar="">
<input>
<contact name="Rele01" type="Normal" id="0"/>
</input>
<outputs>
<coil name="Led01" type="Normal" id="1"/>
</outputs>
</assignment>
</network>
<network label="" id="3" nextID="2" comment="" disabled="false" disableCondition="">
<assignment fromTmpVar="">
<input>
<contact name="sysButtonInputs[0]" type="Normal" id="0"/>
</input>
<outputs>
<coil name="LedBlue" type="Normal" id="1"/>
</outputs>
</assignment>
</network>
<network label="" id="4" nextID="11" comment="" disabled="false" disableCondition="">
<assignment fromTmpVar="">
<input>
<function name="ABS" id="8">
<inputs>
<pin name="EN" neg="false" type="BOOL">
<contact name="In01" type="Normal" id="2"/>
</pin>
<pin name="#0" neg="false" type="">
<var name="UNO" id="9"/>
</pin>
</inputs>
<outputs>
<pin name="ENO" neg="false" type="BOOL">
<outputLine/>
</pin>
<pin name="#O" neg="false" type="">
<var name="Combo" id="10"/>
</pin>
</outputs>
</function>
</input>
<outputs>
<coil name="LedRed" type="Normal" id="1"/>
</outputs>
</assignment>
</network>
<network label="" id="5" nextID="2" comment="" disabled="false" disableCondition="">
<assignment fromTmpVar="">
<input>
<contact name="ButtUsr" type="Normal" id="0"/>
</input>
<outputs>
<coil name="Utente" type="Normal" id="1"/>
</outputs>
</assignment>
</network>
<network label="" id="6" nextID="2" comment="" disabled="false" disableCondition="">
<assignment fromTmpVar="">
<input>
<contact name="ButtUsr" type="Closed" id="0"/>
</input>
<outputs>
<coil name="Utente" type="Closed" id="1"/>
</outputs>
</assignment>
</network>
<network label="" id="7" nextID="11" comment="" disabled="false" disableCondition="">
<assignment fromTmpVar="">
<input>
<function name="SEL" id="6">
<inputs>
<pin name="EN" neg="false" type="BOOL"/>
<pin name="G" neg="false" type="BOOL">
<contact name="In01" type="Normal" id="7"/>
</pin>
<pin name="In0" neg="false" type="">
<var name="ZERO" id="8"/>
</pin>
<pin name="In1" neg="false" type="">
<var name="UNO" id="9"/>
</pin>
</inputs>
<outputs>
<pin name="ENO" neg="false" type="BOOL">
<outputLine/>
</pin>
<pin name="#O" neg="false" type="">
<var name="Combo" id="10"/>
</pin>
</outputs>
</function>
</input>
<outputs/>
</assignment>
</network>
</LD2>
</sourceCode>
</program>
</programs>
<macros/>
<structs/>
<typedefs/>
<enums/>
<subranges/>
<interfaces/>
</main>
<target id="ArduinoOpta_1p0" name="PLC_INOUT.tgt" fullXml="false">
<![CDATA[(************************************************************************)
(* *)
(* Description: Definition of target variables and functions *)
(* *)
(************************************************************************)
(************************************************************************)
(* *)
(* GLOBAL VARIABLES *)
(* *)
(************************************************************************)
VAR_GLOBAL
{G:"I/O"}
sysProgrammableInputs AT %IW0.0 : ARRAY[ 0..7 ] OF UINT; { IO:"System programmable inputs" }
sysRelayOutputs AT %QX0.0 : ARRAY[ 0..3 ] OF BOOL; { IO:"System relay outputs" }
sysLEDOutputs AT %QB1.0 : ARRAY[ 0..6 ] OF BOOL; { IO:"System LED outputs" }
sysButtonInputs AT %IX1.0 : ARRAY[ 0..0 ] OF BOOL; { IO:"System button inputs" }
{G:"User data block"}
sysUserDataBlock AT %MB0.0 : ARRAY[ 0..4095 ] OF USINT; { IO:"Data block available for user data mapping"}
{G:"Fieldbus variables"}
sysFieldbusDataRO AT %MB100.0 : ARRAY[ 0..2047 ] OF BYTE; { IO:"Data block RO required for fieldbus data mapping"}
sysFieldbusDataRW AT %MB101.0 : ARRAY[ 0..2047 ] OF BYTE; { IO:"Data block RW required for fieldbus data mapping"}
{G:"Fieldbus variables"}
sysModbusTCPMasterDataRO AT %MB102.0 : ARRAY[ 0..4095 ] OF BYTE; { DE:"Data block RO required for ModbusTCP fieldbus data mapping"}
sysModbusTCPMasterDataRW AT %MB103.0 : ARRAY[ 0..4095 ] OF BYTE; { DE:"Data block RW required for ModbusTCP fieldbus data mapping"}
{G:"System Timers"}
sysTimer AT %MD60000.0 : UDINT; { DE:"System timer [ms]"}
sysTimerHiRes AT %MD60006.0 : UDINT; { DE:"Hi resolution system timer [us]"}
{G:"System"}
sysIsSimulMode AT %MX60008.0 : BOOL; { DE:"TRUE if is simulator target running, FALSE real target is running"}
sysHasRS485 AT %MX60007.0 : BOOL; { DE:"TRUE if RS485 port is present"}
END_VAR
(************************************************************************)
(* *)
(* EMBEDDED FUNCTIONS *)
(* *)
(************************************************************************)
FUNCTION sysLogWriteMsg : BOOL
{DE:"Writes a log to LogicLab 'Debug' output pane"}
VAR_INPUT
level: UINT;
msg: STRING;
info1: DINT;
info2: DINT;
info3: DINT;
info4: DINT;
END_VAR
{CODE:EMBEDDED}
END_FUNCTION
FUNCTION sysCfgAnalogRes : BOOL
{DE:"Global configuration of system programmable inputs: analog read resolution (12/14/16)"}
{ HIDDEN:ON }
VAR_INPUT
res: USINT;
END_VAR
{CODE:EMBEDDED}
END_FUNCTION
FUNCTION sysCfgProgInput : BOOL
{DE:"Global configuration of system programmable Inputs. Values for mode: 0 - digital, 1 - analog"}
{ HIDDEN:ON }
VAR_INPUT
pin: USINT;
mode: USINT;
END_VAR
{CODE:EMBEDDED}
END_FUNCTION
]]>
</target>
<targetXML name="PLC_INOUT.tgtx" fullXml="true">
<target>
<resources>
<resource name="ArduinoOpta" processor="ARMThumb2_VFP2">
<task id="0" name="Fast" period="10000" type="cyclic" descr="Fast task"/>
<task id="1" name="Slow" period="100000" type="cyclic" descr="Slow task"/>
<task id="2" name="Background" period="500000" type="cyclic" descr="Background task"/>
<task id="3" name="Init" period="0" type="single" descr="Init task"/>
<task id="4" name="MbBoot" period="0" type="single" descr="Modbus boot task" hidden="true"/>
<task id="5" name="MbMPrm" period="0" type="single" descr="Modbus master network parametrization" hidden="true"/>
<task id="6" name="COPMBoot" period="0" type="single" descr="CANopen master boot task" hidden="true"/>
<task id="7" name="COPMEvent" period="0" type="single" descr="CANopen master event task" hidden="true"/>
<task id="8" name="COPMParam" period="0" type="single" descr="CANopen master parametrization task" hidden="true"/>
</resource>
</resources>
</target>
</targetXML>
<libraries>
<lib version="1.0.2" name="c:\program files (x86)\arduino plc ide\catalog\arduinoopta_1p0\arduinoopta\..\..\..\Arduino PLC IDE\Libraries\Standard.plclib" fullXml="true" link="true">
<descr>Release notes:
- 1.0.2 : changed the behaviour of R_TRIG to be fully compliant to IEC 61131-3. Even after a cold restart R_TRIG.Q will now return TRUE once when R_TRIG.CLK is connected to TRUE.
</descr>
<libWorkspace>
<folder id="7" name="Standard">
<folder name="Timers">
<Pou name="TOF"/>
<Pou name="TON"/>
</folder>
<folder name="Set/reset">
<Pou name="TP"/>
<Pou name="RS"/>
<Pou name="SR"/>
</folder>
<folder name="Edge detection">
<Pou name="F_TRIG" genHidden="false"/>
<Pou name="R_TRIG" genHidden="false"/>
</folder>
<folder name="Counters">
<Pou name="CTD"/>
<Pou name="CTD_DINT"/>
<Pou name="CTD_UDINT"/>
<Pou name="CTU_DINT"/>
<Pou name="CTU"/>
<Pou name="CTU_UDINT"/>
<Pou name="CTUD"/>
<Pou name="CTUD_DINT"/>
<Pou name="CTUD_UDINT"/>
</folder>
</folder>
</libWorkspace>
<globalVars/>
<retainVars/>
<constantVars/>
<functions/>
<functionBlocks>
<functionBlock name="CTUD_UDINT" version="1.0.0" creationDate="0" lastModifiedDate="0">
<title>Up-Down counter (UDINT data type)</title>
<descr><HTML>(Same as CTUD_UDINT but with PV and CV of <b>DINT</b> data type)<br/><br/>
The CTUD_UDINT block <b>counts up</b> for each FALSE-to-TRUE transition of the input CU and <b>count down</b> for each FALSE-to-TRUE transition of the input CD.<br/>
Sets the QU output when the accumulated value (CV) reaches the preset value (PV) value and sets the QD output when the accumulated value (CV) becomes 0.<br/>
<img src= ctudscheme.png>
<ul>
<li>rising edge of R reset CV to 0</li>
<li>rising edge of LD set CV to PV</li>
<li>rising edge of CU increments CV by 1</li>
<li>rising edge of CD decrements CV by 1</li>
<li>when CV reaches PV the output QU is set</li>
<li>when CV becomes 0 the output QD is set</li>
</ul></descr>
<vars>
<inputVars>
<var name="CU" type="BOOL">
<descr>Count-up input</descr>
</var>
<var name="CD" type="BOOL">
<descr>Count-down input</descr>
</var>
<var name="R" type="BOOL">
<descr>Reset counter input</descr>
</var>
<var name="LD" type="BOOL">
<descr>Preset counter input</descr>
</var>
<var name="PV" type="UDINT">
<descr>Preset value</descr>
</var>
</inputVars>
<outputVars>
<var name="QU" type="BOOL">
<descr>Count-up output</descr>
</var>
<var name="QD" type="BOOL">
<descr>Count-down output</descr>
</var>
<var name="CV" type="UDINT">
<descr>Counter current value</descr>
</var>
</outputVars>
<localVars>
<var name="MEMCU" type="BOOL">
<descr>Previous value of CU</descr>
</var>
<var name="MEMCD" type="BOOL">
<descr>Previous value of CD</descr>
</var>
<var name="CUEDGE" type="BOOL">
<descr>True whenever a posedge on CU is detected</descr>
</var>
<var name="CDEDGE" type="BOOL">
<descr>True whenever a posedge on CD is detected</descr>
</var>
</localVars>
</vars>
<iecDeclaration active="FALSE"/>
<interfaces/>
<methods/>
<sourceCode type="IL">
<![CDATA[
(* Check for reset input *)
LD R
JMPCN l0
LD 0
ST CV
JMP l10
l0:
(* Check for preset input *)
LD LD
JMPCN l1
LD PV
ST CV
JMP l10
l1:
(* Check for posedge on CU *)
LD CU
ANDN MEMCU
ST CUEDGE
(* Store CU value for next cycle *)
LD CU
ST MEMCU
(* Check for posedge on CD *)
LD CD
ANDN MEMCD
ST CDEDGE
(* Store CD value for next cycle *)
LD CD
ST MEMCD
(* Check for simultaneous posedges on *)
LD CUEDGE
AND CDEDGE
JMPC l10
(* ASSERT(!CUEDGE || !CDEDGE) *)
(* Check if posedge on CU and we are in bounds *)
LD CUEDGE
AND( 16#FFFFFFFF
GT CV
)
JMPCN l2
(* ASSERT(CUEDGE) *)
(* Increment *)
LD CV
ADD 1
ST CV
l2:
(* Check if posedge on CD and we are in bounds *)
LD CDEDGE
AND( CV
GT 0
)
JMPCN l10
(* ASSERT(CDEDGE) *)
(* Decrement *)
LD CV
SUB 1
ST CV
(* ASSERT(!CUEDGE && !CDEDGE) *)
l10:
(* Up counter output *)
LD CV
GE PV
ST QU
(* Down counter output *)
LD CV
LE 0
ST QD
]]>
</sourceCode>
<images>
<image name="ctudscheme.png" width="376" height="244">
<![CDATA[iVBORw0KGgoAAAANSUhEUgAAAXgAAAD0CAYAAACRmD2xAAAWEklEQVR4nO3dPXbbSLrG8afu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]]>
</image>
<image icon="true" name="ctud48.png" width="48" height="48">
<![CDATA[iVBORw0KGgoAAAANSUhEUgAAADAAAAAwCAYAAABXAvmHAAAC5UlEQVRoge1YoZLbMBB92yns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]]>
</image>
</images>
</functionBlock>
<functionBlock name="CTUD_DINT" version="1.0.0" creationDate="0" lastModifiedDate="0">
<title>Up-Down counter (DINT data type)</title>
<descr><HTML>(Same as CTUD but with PV and CV of <b>DINT</b> data type)<br/><br/>
The CTUD_DINT block <b>counts up</b> for each FALSE-to-TRUE transition of the input CU and <b>count down</b> for each FALSE-to-TRUE transition of the input CD.<br/>
Sets the QU output when the accumulated value (CV) reaches the preset value (PV) value and sets the QD output when the accumulated value (CV) becomes 0.<br/>
<img src= ctudscheme.png>
<ul>
<li>rising edge of R reset CV to 0</li>
<li>rising edge of LD set CV to PV</li>
<li>rising edge of CU increments CV by 1</li>
<li>rising edge of CD decrements CV by 1</li>
<li>when CV reaches PV the output QU is set</li>
<li>when CV becomes 0 the output QD is set</li>
</ul></descr>
<vars>
<inputVars>
<var name="CU" type="BOOL">
<descr>Count-up input</descr>
</var>
<var name="CD" type="BOOL">
<descr>Count-down input</descr>
</var>
<var name="R" type="BOOL">
<descr>Reset counter input</descr>
</var>
<var name="LD" type="BOOL">
<descr>Preset counter input</descr>
</var>
<var name="PV" type="DINT">
<descr>Preset value</descr>
</var>
</inputVars>
<outputVars>
<var name="QU" type="BOOL">
<descr>Count-up output</descr>
</var>
<var name="QD" type="BOOL">
<descr>Count-down output</descr>
</var>
<var name="CV" type="DINT">
<descr>Counter current value</descr>
</var>
</outputVars>
<localVars>
<var name="MEMCU" type="BOOL">
<descr>Previous value of CU</descr>
</var>
<var name="MEMCD" type="BOOL">
<descr>Previous value of CD</descr>
</var>
<var name="CUEDGE" type="BOOL">
<descr>True whenever a posedge on CU is detected</descr>
</var>
<var name="CDEDGE" type="BOOL">
<descr>True whenever a posedge on CD is detected</descr>
</var>
</localVars>
</vars>
<iecDeclaration active="FALSE"/>
<interfaces/>
<methods/>
<sourceCode type="IL">
<![CDATA[
(* Check for reset input *)
LD R
JMPCN l0
LD 0
ST CV
JMP l10
l0:
(* Check for preset input *)
LD LD
JMPCN l1
LD PV
ST CV
JMP l10
l1:
(* Check for posedge on CU *)
LD CU
ANDN MEMCU
ST CUEDGE
(* Store CU value for next cycle *)
LD CU
ST MEMCU
(* Check for posedge on CD *)
LD CD
ANDN MEMCD
ST CDEDGE
(* Store CD value for next cycle *)
LD CD
ST MEMCD
(* Check for simultaneous posedges on *)
LD CUEDGE
AND CDEDGE
JMPC l10
(* ASSERT(!CUEDGE || !CDEDGE) *)
(* Check if posedge on CU and we are in bounds *)
LD CUEDGE
AND( CV
LT 16#7FFFFFFF
)
JMPCN l2
(* ASSERT(CUEDGE) *)
(* Increment *)
LD CV
ADD 1
ST CV
l2:
(* Check if posedge on CD and we are in bounds *)
LD CDEDGE
AND( CV
GT -2147483648
)
JMPCN l10
(* ASSERT(CDEDGE) *)
(* Decrement *)
LD CV
SUB 1
ST CV
(* ASSERT(!CUEDGE && !CDEDGE) *)
l10:
(* Up counter output *)
LD CV
GE PV
ST QU
(* Down counter output *)
LD CV
LE 0
ST QD
]]>
</sourceCode>
<images>
<image name="ctudscheme.png" width="376" height="244">
<![CDATA[iVBORw0KGgoAAAANSUhEUgAAAXgAAAD0CAYAAACRmD2xAAAWEklEQVR4nO3dPXbbSLrG8afu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]]>
</image>
<image icon="true" name="ctud48.png" width="48" height="48">
<![CDATA[iVBORw0KGgoAAAANSUhEUgAAADAAAAAwCAYAAABXAvmHAAAC5UlEQVRoge1YoZLbMBB92yns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]]>
</image>
</images>
</functionBlock>
<functionBlock name="CTUD" version="1.0.0" creationDate="0" lastModifiedDate="0">
<title>Up-Down counter</title>
<descr><HTML>The CTUD block <b>counts up</b> for each FALSE-to-TRUE transition of the input CU and <b>count down</b> for each FALSE-to-TRUE transition of the input CD.<br/>
Sets the QU output when the accumulated value (CV) reaches the preset value (PV) value and sets the QD output when the accumulated value (CV) becomes 0.<br/>
<img src= ctudscheme.png>
<ul>
<li>rising edge of R reset CV to 0</li>
<li>rising edge of LD set CV to PV</li>
<li>rising edge of CU increments CV by 1</li>
<li>rising edge of CD decrements CV by 1</li>
<li>when CV reaches PV the output QU is set</li>
<li>when CV becomes 0 the output QD is set</li>
</ul></descr>
<vars>
<inputVars>
<var name="CU" type="BOOL">
<descr>Count-up input</descr>
</var>
<var name="CD" type="BOOL">
<descr>Count-down input</descr>
</var>
<var name="R" type="BOOL">
<descr>Reset counter input</descr>
</var>
<var name="LD" type="BOOL">
<descr>Preset counter input</descr>
</var>
<var name="PV" type="INT">
<descr>Preset value</descr>
</var>
</inputVars>
<outputVars>
<var name="QU" type="BOOL">
<descr>Count-up output</descr>
</var>
<var name="QD" type="BOOL">
<descr>Count-down output</descr>
</var>
<var name="CV" type="INT">
<descr>Counter current value</descr>
</var>
</outputVars>