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Changes for page 07 Communication

Last modified by Devin Chen on 2024/08/19 14:28
From version 5.1
edited by Stone Wu
on 2022/07/12 15:08
Change comment: There is no comment for this version
To version 9.1
edited by Jim
on 2023/07/12 11:50
Change comment: There is no comment for this version

Summary

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1 -PLC Editor.1 User Manual.WebHome
1 +PLC Editor.WebHome
Author
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1 -XWiki.Stone
1 +XWiki.Jim
Content
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1 -= **PLC COM2 Modbus RTU** =
1 += **1 PLC COM2 Modbus RTU** =
2 2  
3 3  == **Protocol Setting (D8126)** ==
4 4  
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56 56  |S0 ~~ S999|0xE000 ~~ 0xE3E7|57344 ~~ 58343
57 57  |T0 ~~ T256|0xF000 ~~ 0xF100|61440 ~~ 61696
58 58  |C0 ~~ C255|0xF400 ~~ 0xF4FF|62464 ~~ 62719
59 -|X0 ~~ X255|0xF800 ~~ 0xF9FE|63488 ~~ 63998
60 -|Y0 ~~ Y255|0xFC00 ~~ 0xFDFE|64512 ~~ 65022
61 -|(% colspan="3" %)** PLC Word Address**
59 +|X0 ~~ X377|0xF800 ~~ 0xF8FF|63488 ~~ 63743
60 +|Y0 ~~ Y255|0xFC00 ~~ 0xFCFF|64512 ~~ 64767
61 +|(% colspan="3" %)** PLC Word Address**
62 62  |(% rowspan="2" %)PLC Address|(% colspan="2" %)MODBUS Address
63 63  |Hex|Decimal
64 64  |D0 ~~ D8255|0 ~~ 0x203F|0 ~~ 8255
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66 66  |C0 ~~ C199|0xF400 ~~ 0xF4C7|62464 ~~ 62663
67 67  |C200 ~~ C255|0xF700 ~~ 0xF7FF|63232 ~~ 63487
68 68  
69 -== **MODBUS function fode introduction** ==
69 +== **MODBUS function code introduction** ==
70 70  
71 71  **Function code 0x01(01): read coil (bit address)**
72 72  
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185 185  [[image:1641782203514-616.png||height="230" width="746"]]
186 186  
187 187  
188 -**(8) WECON PLC Protocol (COM2)**
188 +**WECON PLC Protocol (COM2)**
189 189  
190 190  [[image:1641782240401-942.png||height="161" width="754"]]
191 191  
192 -= (% style="color:inherit; font-family:inherit" %)**N:N network**(%%) =
192 += (% style="color:inherit; font-family:inherit" %)**2 N:N network**(%%) =
193 193  
194 194  **LX3VP COM2 N:N Application**
195 195  
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200 200  (% style="text-align:center" %)
201 201  [[image:9.Communication example_html_8c43baa1ae891689.jpg||height="142" width="500" class="img-thumbnail"]]
202 202  
203 -=== **COM2 N:N Instructions  ** ===
203 +== **COM2 N:N Instructions  ** ==
204 204  
205 205  User should put data to specified register unit. Exchanging the data among PLCs, This function only requires putting data in preset register block, all the data in this register block would share with other PLCs. There are five modes for choice, according to data volume and communication speed. See the preset register block from table below.
206 206  
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233 233  (% style="text-align:center" %)
234 234  [[image:9.Communication example_html_b805bca9e1166337.jpg||height="93" width="600" class="img-thumbnail"]]
235 235  
236 -=== **The special devices in N: N network** ===
236 +== **Special devices in N: N network** ==
237 237  
238 238  (% border="1" %)
239 239  |=**Register**|=**Description**
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262 262  )))
263 263  |M8191|Processing sending data
264 264  
265 -=== **Communications format:** ===
265 +== **Communications format:** ==
266 266  
267 267  (% border="1" %)
268 268  |=**Item**|=(% style="width: 115px;" %)**Parameters**|=(% style="width: 239px;" %)**b15(RS2)**|=**b14-b8**|=**b7**|=**b6**|=**b5**|=**b4**|=**b3**|=**b2**|=**b1**|=**b0**
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282 282  |(% rowspan="2" %)**Data bit**|(% style="width:115px" %)7 bit|(% style="width:239px" %)-|-|-|-|-|-|-|-|0
283 283  |(% style="width:115px" %)8 bit|(% style="width:239px" %)-|-|-|-|-|-|-|-|1
284 284  
285 -=== **Program example** ===
285 +== **Program example** ==
286 286  
287 287  LX3VP COM2 port communication parameters: 9600, 1, 8, NONE. Register block mode: 3
288 288  
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304 304  * In LX3VP series PLC, only one kind of N:N configuration available. Second mode would be disabled when LX3VP built-in N:N protocol configured.
305 305  )))
306 306  
307 -== (% style="color:inherit; font-family:inherit" %)**3 RS485-BD and ETH-BD communiaction**(%%) ==
307 += (% style="color:inherit; font-family:inherit" %)**3 RS485-BD and ETH-BD communiaction**(%%) =
308 308  
309 309  Please kindly check the link as below.
310 310