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Last modified by Iris on 2025/10/21 14:06
From version 1.1
edited by Iris
on 2025/10/21 11:38
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To version 2.1
edited by Iris
on 2025/10/21 13:59
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Title
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1 -6.14
1 +6.14 Data Table Operation instructions
Content
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1 -=== **6.14.1 SFRD/Shift Read** ===
1 +=== **SFRD/Shift Read** ===
2 2  
3 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps1.png]]**SFRD(P)**
3 +**SFRD(P)**
4 4  
5 5  Data read instructions for first-in, first-out and control.
6 6  
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35 35  
36 36  The content of (s)+1 is transferred (read) to (d). At the same time, the content of the pointer (s) decreases, and the data is shifted up by 1 word each. (In the continuous execution instruction SFRD, each operation cycle will shift, so the pulse execution instruction SFRDP should be used for programming).
37 37  
38 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps2.jpg]]
38 +(% style="text-align:center" %)
39 +[[image:1761018188037-771.png]]
39 39  
41 +
40 40  **Related device **
41 41  
42 42  |**Devices**|**Name**|**Content**
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62 62  
63 63  (1) Action content
64 64  
65 -1. While registering the product number, in order to realize the first-in-first-out principle, the following introduces an example of a ladder ladder diagram that outputs the current product number.
66 -1. The product number is a hexadecimal number with 4 digits or less, and the maximum inventory is below 99 points.
67 + 1) While registering the product number, in order to realize the first-in-first-out principle, the following introduces an example of a ladder ladder diagram that outputs the current product number.
67 67  
69 + 2) The product number is a hexadecimal number with 4 digits or less, and the maximum inventory is below 99 points.
70 +
68 68  (2) Program
69 69  
70 -1. Program 1
73 + 1) Program 1
71 71  
72 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps3.png]][[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps4.png]][[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps5.png]][[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps6.png]] [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps7.jpg]]
75 +(% style="text-align:center" %)
76 +[[image:1761018361678-654.png]]
73 73  
74 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps8.jpg]]
78 +(% style="text-align:center" %)
79 +[[image:1761018410107-778.png||height="328" width="445"]]
75 75  
76 -1. Program 2
81 + 2) Program 2
77 77  
78 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps9.jpg]] First-in-first-out data read instruction
83 +(% style="text-align:center" %)
84 +[[image:1761018480645-416.png]]
79 79  
80 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps10.jpg]]
81 81  
82 82  Turn X0 from OFF to ON, and this instruction acts according to the following numbers 1 to 3. (The content of D10 remains unchanged),
83 83  
... ... @@ -85,13 +85,11 @@
85 85  * D10 to D3 all shift one register to the right.
86 86  * The contents of pointer D1 are reduced by 1.
87 87  
93 +=== **POP/Read From the Back of the Data Table** ===
88 88  
89 -
90 -=== [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps11.png]]**6.14.2 POP/Read From the Back of the Data Table** ===
91 -
92 92  **POP(P)**
93 93  
94 -Read the last data written by the shift write instruction (SFWR) for first in first out/first in last out control.
97 +Read the last data written by the shift write instruction (SFWR) for first in first out/first in last out control. 
95 95  
96 96  -[POP  (s)  (d)  (n)]
97 97  
... ... @@ -136,8 +136,11 @@
136 136  |(S)+(n)-2
137 137  |(S)+(n)-1
138 138  
139 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps12.jpg]]
140 140  
143 +
144 +(% style="text-align:center" %)
145 +[[image:1761018592821-392.png]]
146 +
141 141  **✎Note: **
142 142  
143 143  **✎**If the POP(P) instruction is programmed in continuous execution type, the instruction will be processed per cycle. Therefore, it may not be possible to achieve the desired action. Generally, POP(P) instruction programming should be executed with "pulse execution type" or "pulse specified contact".
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157 157  
158 158  **Example**
159 159  
160 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps13.jpg]]
166 +(% style="text-align:center" %)
167 +[[image:1761018612253-455.png]]
161 161  
162 162  Each time M1 is ON, for the values of D20 input first in D101 to D106, the last saved value would be saved in D10, and then the data saved number (pointer D100) will be reduced by 1.
163 163  
... ... @@ -171,13 +171,15 @@
171 171  |D105|H0000
172 172  |D106|H0000
173 173  
174 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps14.png]]
175 175  
176 176  
177 -=== **6.14.3 SFWR/Shift Write** ===
183 +(% style="text-align:center" %)
184 +[[image:1761018751619-514.png||height="262" width="620"]]
178 178  
179 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps15.png]]**SFWR(P)**
186 +=== **SFWR/Shift Write** ===
180 180  
188 +**SFWR(P)**
189 +
181 181  Data writing instructions for first-in-first-out and control.
182 182  
183 183  -[SFWR (s)  ( d) (n)]
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209 209  
210 210  If the content of (s) is changed and executed for the second time, the content of (s) is stored to (d)+2, and the content of (d)+2 becomes (s) (in the continuous execution instruction SFWR, each operation cycle will be stored sequentially, so the pulse execution instruction SFWRP should be used for programming). After that, the data will be filled in sequentially from the right, and the number of data storage points is displayed by the content of the pointer (d).
211 211  
212 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps16.jpg]]
221 +[[image:1761018913263-720.png]]
213 213  
223 +
214 214  **Related device**
215 215  
216 216  |**Devices**|**Name**|**Content**
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232 232  
233 233  The following examples illustrate the use of shift write (SFWR) and shift read (SFRD) instructions.
234 234  
235 -7.14.4 (1) Action content
245 + (1) Action content
236 236  
237 -1. While registering the product number, in order to realize the first-in-first-out principle, the following introduces an example of a ladder ladder diagram that outputs the current product number.
238 -1. The product number is a hexadecimal number with 4 digits or less, and the maximum inventory is below 99 points.
247 + 1) While registering the product number, in order to realize the first-in-first-out principle, the following introduces an example of a ladder ladder diagram that outputs the current product number.
239 239  
249 + 2) The product number is a hexadecimal number with 4 digits or less, and the maximum inventory is below 99 points.
250 +
240 240  (2) Program
241 241  
242 -1. Program 1
253 + 1) Program 1
243 243  
244 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps17.png]][[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps18.png]][[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps19.png]][[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps20.png]] [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps21.jpg]]
255 +(% style="text-align:center" %)
256 +[[image:1761025772517-240.png]]
245 245  
246 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps22.jpg]]
258 +(% style="text-align:center" %)
259 +[[image:1761025809106-559.png||height="382" width="528"]]
247 247  
248 -1. Program 2
261 + 2) Program 2
249 249  
250 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps23.jpg]] First-in-first-out data read instruction
263 +(% style="text-align:center" %)
264 +[[image:1761025894776-671.png||height="130" width="570"]]
251 251  
252 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps24.jpg]]
253 253  
254 254  When X0=1, the content of D0 is stored in D2, and the content of D1 becomes 1. When X0 changes from OFF to ON again, the content of D0 is stored in D3, the content of D1 becomes 2, and so on. If the content of D1 exceeds n-1, the instruction is not processed, and the carry flag M8022 will be set to 1.
255 255  
269 +=== **FINS/Data Table Data Insertion** ===
256 256  
257 -=== **6.14.4 FINS/Data Table Data Insertion** ===
271 +FINS(P)
258 258  
259 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps25.png]]FINS(P)
260 -
261 261  Insert the BIN 16-bit data specified in (s) into the number (n) of the data table specified in (d). After the instruction is executed, the data starting with number (n) in the data table will be postponed downward one by one.
262 262  
263 263  -[FINS (s) (d) (n)]
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285 285  
286 286  Insert the BIN 16-bit data specified in (s) into the number (n) of the data table specified in (d). After the instruction is executed, the data starting with number (n) in the data table will be postponed downward one by one.
287 287  
288 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps26.jpg]]
300 +(% style="text-align:center" %)
301 +[[image:1761025985201-177.png||height="245" width="556"]]
289 289  
290 290  * N: the number of data storage;
291 291  * DTr: data table range;
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307 307  |4085H|When the device specified in the read application instruction (s), (d) and (n) exceeds the corresponding device range.
308 308  |4086H|When the device specified in the write application instruction (d) exceeds the corresponding device range.
309 309  
310 -
311 311  **Example**
312 312  
313 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps27.jpg]]
325 +(% style="text-align:center" %)
326 +[[image:1761026072396-253.png||height="80" width="604"]]
314 314  
315 315  When X10=ON, insert the data of D100 into No. 3 of the data table of D0 to D4.
316 316  
317 317  However, when the number of saved data exceeds 7, the FINS(P) instruction is not executed (the device range used in the data table is D0 to D7).
318 318  
319 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps28.png]]
332 +=== **FDEL/Data Deletion of Data Sheet** ===
320 320  
334 +FDEL(P)
321 321  
322 -=== **6.14.5 FDEL/Data Deletion of Data Sheet** ===
323 -
324 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps29.png]]FDEL(P)
325 -
326 326  Delete the (n)th data of the data table specified in (d) and store it in the device specified in (s). After the instruction is executed, the data after (n)+1 in the data table will be postponed forward one by one.
327 327  
328 328  -[FDEL (s)  (d) (n)]
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350 350  
351 351  Delete the (n)th data of the data table specified in (d) and store it in the device specified in (s). After the instruction is executed, the data after (n)+1 in the data table will be postponed forward one by one.
352 352  
353 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps30.jpg]]
363 +(% style="text-align:center" %)
364 +[[image:1761026280809-833.png||height="271" width="659"]]
354 354  
366 +
355 355  **✎Note:**
356 356  
357 357  **✎**The user is responsible for the management of the device range used in the data sheet.
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368 368  |4085H|When the device specified in the read application instruction (d) and (n) exceeds the corresponding device range.
369 369  |4086H|When the device specified in the write application instruction (s) and (d) exceeds the corresponding device range.
370 370  
371 -
372 -
373 373  **Example**
374 374  
375 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps31.jpg]]
385 +[[image:1761026311306-866.png]]
376 376  
377 377  When X10 is ON, delete the second data in the data table of D100 to D105, and save the deleted data in D0. However, when the number of data saved is 0, do not execute the FDEL instruction. (The device range used in the data table is D100 to D107.)
378 378  
379 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps32.png]]
389 +(% style="text-align:center" %)
390 +[[image:1761026366795-447.png]]
380 380  
381 381  
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