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Changes for page 04 Program flow

Last modified by Devin Chen on 2024/01/28 11:38
From version 3.1
edited by Stone Wu
on 2022/06/15 11:26
Change comment: There is no comment for this version
To version 7.1
edited by Mora Zhou
on 2023/11/22 15:47
Change comment: There is no comment for this version

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Title
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1 -04 Program flow instructions
1 +04 Program flow
Parent
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1 -PLC Editor2.1 User manual.2\.1 LX5V user manual.WebHome
1 +PLC Editor2.WebHome
Author
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1 -XWiki.Stone
1 +XWiki.Mora
Content
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38 38  1. Each scan is executed.
39 39  1. One scan is executed.
40 40  
41 +(% class="box infomessage" %)
42 +(((
41 41  **✎Note: **
42 42  
43 43  After turning ON the coil of the timer, if the timer whose coil is ON is jumped by the CJ(P) instruction, the measurement will not be performed normally.
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45 45  When the OUT instruction is jumped by the CJ(P) instruction, the scan time will be shorter.
46 46  
47 47  When the CJ(P) instruction is used to jump backward, the scan time will be longer.
50 +)))
48 48  
49 49  For the CJ(P) instruction, you can jump to a step smaller than the step number being executed. However, in order to avoid the time limit of the watchdog timer, a method of jumping out of the loop during this period should be considered.
50 50  
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323 323  • When the EI and DI instructions are not enabled, they all maintain the original enabled or forbidden interrupt program execution status. The currently disabled interrupt priority can be viewed in SD151.
324 324  
325 325  (% class="table-bordered" %)
326 -|SD151|Currently disabled interrupt priority|(((
329 +|SD151|(% style="width:297px" %)Currently disabled interrupt priority|(% style="width:571px" %)(((
327 327  According to the interrupt prohibition instruction (DI instruction), the interrupt prohibition instruction (DI instruction) below the specified priority, and the interrupt enable instruction (EI instruction), the priority of the interrupt prohibition will be stored.
328 328  
329 329  0: All priority interrupts are disabled (default);
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333 333  2: Priority 2 interrupt is prohibited;
334 334  
335 335  3: All priority interrupts are allowed
336 -)))|R(read only)
339 +)))|(% style="width:148px" %)R(read only)
337 337  
338 338  A: Sequence control program
339 339