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Last modified by Iris on 2025/10/21 14:06
From version 2.1
edited by Iris
on 2025/10/21 13:59
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To version 1.4
edited by Iris
on 2025/10/21 11:55
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181 181  
182 182  
183 183  (% style="text-align:center" %)
184 -[[image:1761018751619-514.png||height="262" width="620"]]
184 +[[image:1761018751619-514.png]]
185 185  
186 186  === **SFWR/Shift Write** ===
187 187  
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242 242  
243 243  The following examples illustrate the use of shift write (SFWR) and shift read (SFRD) instructions.
244 244  
245 - (1) Action content
245 +7.14.4 (1) Action content
246 246  
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.
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.
248 +1. The product number is a hexadecimal number with 4 digits or less, and the maximum inventory is below 99 points.
248 248  
249 - 2) The product number is a hexadecimal number with 4 digits or less, and the maximum inventory is below 99 points.
250 -
251 251  (2) Program
252 252  
253 - 1) Program 1
252 +1. Program 1
254 254  
255 -(% style="text-align:center" %)
256 -[[image:1761025772517-240.png]]
254 +[[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]]
257 257  
258 -(% style="text-align:center" %)
259 -[[image:1761025809106-559.png||height="382" width="528"]]
256 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps22.jpg]]
260 260  
261 - 2) Program 2
258 +1. Program 2
262 262  
263 -(% style="text-align:center" %)
264 -[[image:1761025894776-671.png||height="130" width="570"]]
260 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps23.jpg]] First-in-first-out data read instruction
265 265  
262 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps24.jpg]]
266 266  
267 267  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.
268 268  
269 -=== **FINS/Data Table Data Insertion** ===
270 270  
271 -FINS(P)
267 +=== **6.14.4 FINS/Data Table Data Insertion** ===
272 272  
269 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps25.png]]FINS(P)
270 +
273 273  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.
274 274  
275 275  -[FINS (s) (d) (n)]
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297 297  
298 298  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.
299 299  
300 -(% style="text-align:center" %)
301 -[[image:1761025985201-177.png||height="245" width="556"]]
298 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps26.jpg]]
302 302  
303 303  * N: the number of data storage;
304 304  * DTr: data table range;
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322 322  
323 323  **Example**
324 324  
325 -(% style="text-align:center" %)
326 -[[image:1761026072396-253.png||height="80" width="604"]]
322 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps27.jpg]]
327 327  
328 328  When X10=ON, insert the data of D100 into No. 3 of the data table of D0 to D4.
329 329  
330 330  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).
331 331  
332 -=== **FDEL/Data Deletion of Data Sheet** ===
328 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps28.png]]
333 333  
334 -FDEL(P)
335 335  
331 +=== **6.14.5 FDEL/Data Deletion of Data Sheet** ===
332 +
333 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps29.png]]FDEL(P)
334 +
336 336  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.
337 337  
338 338  -[FDEL (s)  (d) (n)]
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360 360  
361 361  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.
362 362  
363 -(% style="text-align:center" %)
364 -[[image:1761026280809-833.png||height="271" width="659"]]
362 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps30.jpg]]
365 365  
366 -
367 367  **✎Note:**
368 368  
369 369  **✎**The user is responsible for the management of the device range used in the data sheet.
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380 380  |4085H|When the device specified in the read application instruction (d) and (n) exceeds the corresponding device range.
381 381  |4086H|When the device specified in the write application instruction (s) and (d) exceeds the corresponding device range.
382 382  
380 +
381 +
383 383  **Example**
384 384  
385 -[[image:1761026311306-866.png]]
384 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps31.jpg]]
386 386  
387 387  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.)
388 388  
389 -(% style="text-align:center" %)
390 -[[image:1761026366795-447.png]]
388 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml7696\wps32.png]]
391 391  
392 392  
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