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Wiki source code of 1 Communication

Version 21.1 by Ben on 2022/08/20 11:43
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1 = **1 General communication with PLC** =
2
3 == **Modbus RTU** ==
4
5 === **V-BOX as master** ===
6
7 Select the protocol “(% class="mark" %)Modbus RTU Slave(All Fuction)”,
8
9 (% class="mark" %)then set BaudRate,Port,Stop Bit,Data Bit,Parity
10
11 (% style="text-align:center" %)
12 [[image:1624342015914-382.png||height="486" width="800" class="img-thumbnail"]]
13
14 === **V-BOX as slave** ===
15
16 Select the protocol “(% class="mark" %)**Modbus RTU Master”**,
17
18 (% class="mark" %)then set BaudRate,Port,Stop Bit,Data Bit,Parity
19
20 (% style="text-align:center" %)
21 [[image:1624348709622-711.png||queryString="width=809&height=493" height="488" width="800" class="img-thumbnail"]]
22
23 **Address List**
24
25 (% class="table-bordered" %)
26 |**Type**|**Register**|**Function code & Description**
27 |(% rowspan="11" %)Word|(% rowspan="3" %)3|04 (read input register: read current binary value in one or more input registers)
28 |06 (write single register: write a binary value to a holding register)
29 |10 (write values to multiple addresses )
30 |(% rowspan="3" %)4|03 (read holding register: read current binary value in one or more holding registers)
31 |06 (write single register: write a binary value to a holding register)
32 |10 (write values to multiple addresses )
33 |(% rowspan="3" %)W6|03 (read holding register: read current binary value in one or more holding registers)
34 |06 (write single register: write a binary value to a holding register)
35 |10 (write values to multiple addresses )
36 |(% rowspan="2" %)W16|03 (read holding register: read current binary value in one or more holding registers)
37 |10 (write values to multiple addresses )
38 |(% rowspan="11" %)Bit|(% rowspan="3" %)0|01 (Read coil state)
39 |05 (Force a single coil to force the on/off state of a logic coil)
40 |0F (Write multiple bits, ie write continuously)
41 |(% rowspan="3" %)1|02 (Read the input state)
42 |05 (Force a single coil to force the on/off state of a logic coil)
43 |0F (Write multiple bits)
44 |(% rowspan="3" %)W5|01 (Read coil state to obtain the current state of a set of logic coils)
45 |05 (Force a single coil to force the on/off state of a logic coil)
46 |0F (Write multiple bits)
47 |(% rowspan="2" %)W15|01 (Read coil state to obtain the current state of a set of logic coils)
48 |0F (Write multiple bits)
49
50 = ** WECON PLC** =
51
52 Supported series: WECON LX2V/ LX2E/ LX3V/LX3VP/LX3VE/LX3VM
53
54 **HMI Settings**
55
56 |**Item**|**Settings**|**Note**
57 |Protocol|WECON LX2V/ LX2E/ LX3V/LX3VP/LX3VE/LX3VM|
58 |Connection|RS422/RS485|
59 |Baud rate|9600|
60 |Data bit|7|
61 |Parity|EVEN|
62 |Stop bit|1|
63 |PLC station No.|1|
64
65 **Address List**
66
67 |**Type**|**Device registers**|**HMI registers**|**Format**|**Range**|**Note**
68 |(% rowspan="6" %)Bit|X|X|Xo|0~~303237|
69 |Y|Y|Y o|0~~303237|
70 |M|M|M d|0~~99999|
71 |T|T|T d|0~~99999|
72 |C|C|C d|0~~99999|
73 |S|S|S d|0~~99999|
74 |(% rowspan="8" %)Word|X|X|Xo|0~~303237|
75 |Y|Y|Y o|0~~303237|
76 |M|M|M d|0~~99999|
77 |T|T|T d|0~~99999|
78 |C|C|C d|0~~199|
79 |D|D|D d|0~~7999|
80 |S|S|S d|0~~99999|
81 |SD|SD|SD d|8000~~9999|
82
83 **Cable Wiring**
84
85 * **RS485**
86
87 (% style="text-align:center" %)
88 [[image:12.PLC Protocol_html_5e9a81a14106da9e.png||data-xwiki-image-style-alignment="center" height="223" width="392" class="img-thumbnail"]]
89
90 (% style="text-align:center" %)
91 [[image:12.PLC Protocol_html_1897d92be6948d58.png||data-xwiki-image-style-alignment="center" height="223" width="393" class="img-thumbnail"]]
92
93 * **RS422**
94
95 (% style="text-align:center" %)
96 [[image:12.PLC Protocol_html_5c7fca9a70da2ee8.png||data-xwiki-image-style-alignment="center" height="247" width="389" class="img-thumbnail"]]
97
98 **✎Note:**
99
100 * HMI COM3 is available in PI8000 series and COM3 is in COM2(hardware PIN 7 and PIN 8) .
101 * If PLC <= 20 points,such as LX3V-1208/LX3V-0806 PLC,PLC RS485A and RS485B mean PLC COM2 RS485+ and RS485- .PLC COM2 can support modbus. Please refer to PLC COM2 setting manual.
102
103 [[https:~~/~~/drive.google.com/drive/folders/13rgso7oUlatZQN_SNEcJCcN4toEdDPoP?usp=sharing>>url:https://drive.google.com/drive/folders/13rgso7oUlatZQN_SNEcJCcN4toEdDPoP?usp=sharing]]
104
105 == HMI and Wecon LX5V serial communication ==
106
107 This example introduces the establishment of serial port communication between Wecon HMI and LX5V. It is introduced through three parts: PLC software configuration, HMI software configuration, and hardware wiring.
108
109 **Software configuration of PLC**
110
111 **1）PLC programming software**
112
113 [[image:image-20220810164710-1.png]]
114
115 **2）New PLC project**
116
117 Click New Project and select the PLC model.
118
119 [[image:image-20220810172412-1.png]]
120
121 **3）Set Serial port parameters**
122
123 Follow the steps below to configure Serial port parameters
124
125 Baud rate：115200
126
127 Data bit：8
128
129 Stop bit：1
130
131 Parity：No verification
132
133 [[image:image-20220810165759-3.png]]
134
135 **4）Registers list**
136
137 [[image:image-20220811102219-3.png]]
138
139 **HMI software configuration**
140
141 **1）HMI programming software**
142
143 [[image:image-20220810171237-4.png]]
144
145 **2）New HMI project**
146
147 Click New Project and select the HMI model.
148
149 [[image:image-20220810172010-5.png]]
150
151 **3）Set communication port parameters**
152
153 Click the communication configuration button on the left to find the communication protocol with LX5V. After selecting the protocol, configure the communication parameters of the COM port.
154
155 Baud rate：115200
156
157 Data bit：8
158
159 Stop bit：1
160
161 Parity：No verification
162
163 [[image:image-20220811104012-1.png]]
164
165 **hardware connection**
166
167 **1）Hardware wiring diagram**
168
169 This example introduces WeconHMI with LX5V PLC to establish communication through serial port. The connection diagram is as follows:
170
171 [[image:image-20220811103005-4.png]]
172
173 [[image:image-20220811103227-7.png]]
174
175 The above are all the steps for establishing serial port communication between Wecon HMI with LX5V PLC.
176
177 == HMI and Wecon LX5V-N Ethernet communication ==
178
179 This example introduces the establishment of Ethernet communication between Wecon HMI and LX5V. It is introduced through three parts: PLC software configuration, HMI software configuration, and hardware wiring.
180
181 **Software configuration of PLC**
182
183 **1）PLC programming software**
184
185 [[image:image-20220810164710-1.png]]
186
187 **2）New PLC project**
188
189 Click New Project and select the PLC model.
190
191 [[image:image-20220811115454-1.png]]
192
193 **3）Set Ethernet port parameters**
194
195 Follow the steps below to configure Ethernet parameters
196
197 PLC IP address：192.168.39.200
198
199 default gateway：192.168.39.1
200
201 subnet mask：255.255.255.0
202
203 [[image:image-20220811140530-2.png]]
204
205 **4）Registers list**
206
207 [[image:image-20220811102219-3.png]]
208
209 **HMI software configuration**
210
211 **1）HMI programming software**
212
213 [[image:image-20220810171237-4.png]]
214
215 **2）New HMI project**
216
217 Click New Project and select the HMI model.
218
219 [[image:image-20220810172010-5.png]]
220
221 **3）Set communication port parameters**
222
223 Click the project setting button on the left to configure the IP address of the HMI machine to ensure that the HMI and PLC IP remain in a local area network.
224
225 HMI IP address：192.168.39.201
226
227 default gateway：192.168.39.1
228
229 subnet mask：255.255.255.0
230
231 [[image:image-20220811170753-2.png]]
232
233 Next, click Communication Settings to configure the IP of the HMI communication object.
234
235 [[image:image-20220811163047-1.png]]
236
237 **hardware connection**
238
239 **1）Hardware wiring diagram**
240
241 This example introduces WeconHMI with LX5V-N PLC to establish communication through ethernet. The connection diagram is as follows:
242
243 [[image:image-20220811170248-1.png]]
244
245 The above are all the steps for establishing ethernet communication between Wecon HMI with LX5V PLC.
246
247 (% style="text-align:center" %)
248 [[image:1624348978863-771.png||queryString="width=812&height=494" height="487" width="800" class="img-thumbnail"]]
249
250 == **Communication with Allen-Bradley CompactLogix L1769** ==
251
252 (((
253 (((
254 This example introduces the establishment of Ethernet communication between Wecon V-box and Allen-Bradley L1769. It is introduced through three parts: PLC software configuration, V-box software configuration, and hardware wiring.
255 )))
256
257
258 )))
259
260 (((
261 (% class="wikigeneratedid" id="HSoftwareconfigurationofPLC" %)
262 (((
263 **Software configuration of PLC**
264 )))
265
266 (% class="wikigeneratedid" id="HPLCprogrammingsoftware" %)
267 (((
268 **1）PLC programming software**
269 )))
270
271 [[image:image-20220714162600-1.png]]
272
273 (% class="wikigeneratedid" id="HNewPLCproject" %)
274 (((
275 **2）New PLC project**
276 )))
277
278 (((
279 (((
280 Click New Project and select the PLC model.
281 )))
282 )))
283
284 (((
285 [[image:image-20220714162617-2.png]]
286 )))
287
288 (((
289
290
291 [[image:image-20220714162652-4.png]]
292 )))
293
294 (((
295 (% class="wikigeneratedid" id="HSetEthernetparameters" %)
296 (((
297 **3）Set Ethernet parameters**
298 )))
299
300 (((
301 (((
302 (((
303 Follow the steps below to configure Ethernet parameters
304 )))
305 )))
306 )))
307
308 (((
309 (((
310 (((
311 PLC IP address：192.168.40.101
312 )))
313 )))
314 )))
315
316 (((
317 (((
318 (((
319 default gateway：192.168.40.1
320 )))
321 )))
322 )))
323
324 (((
325 (((
326 (((
327 subnet mask：255.255.255.0
328 )))
329 )))
330 )))
331
332 (((
333 [[image:image-20220714162713-5.png]]
334 )))
335
336 (((
337
338 )))
339
340 (((
341 (% class="wikigeneratedid" id="HV-boxsoftwareconfiguration" %)
342 (((
343 **V-box software configuration**
344 )))
345
346 (% class="wikigeneratedid" id="HV-boxprogrammingsoftware" %)
347 (((
348 **1）V-box programming software**
349 )))
350
351 (% class="wikigeneratedid" %)
352 (((
353 [[image:image-20220714162725-6.png]]
354 )))
355
356 (% class="wikigeneratedid" id="HConfiguredevicenetwork" %)
357 (((
358 **2）Configure device network**
359 )))
360
361 (((
362 (((
363 (((
364 Click the Configuration Download button[[image:image-20220714115308-8.png||height="22" width="15"]], It is used to configure the device network, update the device time, obtain the device machine code, check the device network, etc.
365 )))
366
367 (((
368 In the example below, the IP address of V-Box is configured as 192.168.40.66, and the networking method is 4G connection
369 )))
370 )))
371 )))
372
373 (((
374 (((
375 [[image:image-20220714162737-7.png]]
376
377
378 )))
379 )))
380 )))
381 )))
382
383 (% class="wikigeneratedid" id="HV-netadddevice" %)
384 (((
385 **3）V-net add device**
386 )))
387 )))
388
389 (((
390 (((
391 Open VNET client software → add device. As shown in the figure below, click "+" in the order of steps, and the Add Device window will pop up, enter the device machine code/product code, device password, and device alias to add the device.   [[image:image-20220714162752-8.png]]
392 )))
393
394
395 )))
396
397 (((
398 (% class="wikigeneratedid" id="HSetcommunicationportparameters" %)
399 (((
400 **4）Set communication port parameters**
401 )))
402
403 (((
404 In the device list on the left, find the Vbox that communicates with the L1769, click it and select configuration,communication port configuration in the main interface to add a communication protocol.
405 )))
406
407 [[image:image-20220714162805-9.png]]
408 )))
409
410 (((
411 The communication port is selected as Ethernet, the device type is selected as Allen-Bradley, the protocol is Allen-BradleyMicro850_FreeTag EthemetIP, and the IP is the internal IP address of the L1769 PLC. The port number is 44818.
412 )))
413
414 [[image:image-20220714162814-10.png]]
415
416
417 (((
418 After adding the protocol Allen-BradleyMicro850_FreeTag, click[[image:image-20220714143838-2.png]]icon add label.​​​​​​​[[image:image-20220714162827-11.png]]
419 )))
420
421 (% class="wikigeneratedid" id="HEngineeringproduction" %)
422 (((
423 **5）Engineering production**
424 )))
425
426 (% class="wikigeneratedid" %)
427 (((
428 (((
429 According to your own needs, use the V-NET client software to edit the required data monitoring points.
430 )))
431
432 [[image:image-20220714162841-12.png]]
433
434
435 (((
436 **hardware connection**
437 )))
438 )))
439
440 (((
441 **1）Hardware wiring diagram**
442 )))
443
444 (((
445 (((
446 This example introduces Wecon V-box with Allen-Bradley L1769 PLC to establish communication through Ethernet. The connection diagram is as follows:
447 )))
448
449 [[image:image-20220714162856-13.png]]
450
451 (((
452 The above are all the steps for establishing Ethernet communication between Wecon V-box with Allen-Bradley L1769 PLC.
453 )))
454 )))
455
456 == **Siemens S7-1200** ==
457
458 [[download link>>https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Communicate%20with%20S7-1200%20via%20Ehernet.zip]]
459
460 == **Allen-Bradley Ethernet DF1** ==
461
462 [[download link>>https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Allen-Bradley%20Ethernet%20DF1.zip]]
463
464 == **Communication with S7-200 Smart** ==
465
466 [[download link>>https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Communication%20with%20S7-200%20Smart.zip]]
467
468 == **Delta DVP Ethernet** ==
469
470 [[download link>>https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Delta%20DVP%20Ethernet.zip]]
471
472 == **Delta DVP Serial Protocol** ==
473
474 [[download link>>https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Delta%20DVP%20Ethernet.zip]]
475
476 == **Communicate with Mitsubishi FX Series** ==
477
478 [[download link>>url:https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Communicate%20with%20Mitsubishi%20FX%20Series.zip]]
479
480 == **Communicate with VB inverter** ==
481
482 [[download link>>url:https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Communicate%20with%20VB%20inverter.zip]]
483
484 == **Omron CP1 Series** ==
485
486 [[download link>>https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Communication%20with%20ORMON%20CP1%20Series.zip]]
487
488 == **Omron CJ2M** ==
489
490 [[download link>>https://ftp.we-con.com.cn/Download/WIKI/V-BOX/Demo/%E9%80%9A%E8%AE%AF%E6%A1%88%E4%BE%8B/Communication%20with%20ORMON%20CJ2M.zip]]
491
492 = **2 User define protocol** =
493
494 More serial port script instruction,please refer manual:[[Lua script function>>doc:V-BOX.V-Net.Manual.04 Lua Script.01 Lua Functions.WebHome]]~-~-->[[3.Serial port operation>>url:http://docs.we-con.com.cn/wiki/vbox/view/HMI/04.Lua%20script%20%20function%20and%20operation/01.Lua%20script%20function/#H3.Serialportoperation]]
495
496 == **Read the temperature sensor.** ==
497
498 the commond format is as beliow:
499
500 Send commond:01 03 02 00 00 03 04 73
501
502 Feedback commond:01 03 06 07 F7 0E 7E B7 35
503
504 Temperature data:07 F7,desimal = 2039,it means temperature is 20.39℃.
505
506 Humidity data:0E 7E,desimal = 3710, it mean humidity is 37.10%RH.
507
508 Script Demo:
509
510 ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--
511
512 function com.main()
513 ~-~-dosomething
514 openPlc()
515 end
516 function openPlc()
517 if obj then
518 ~-~- If the serial port opened,then read/write data by timing
519
520 local wri = string.pack(">HHHH",0X0103,0X0200,0X0003,0X0473)
521 local arr = reading(wri)
522 ~-~- if arr ~~=nil then
523 ~-~- if arr[1] ==33 and arr[2] ==v[2][2] and arr[3] ==v[2][3] then
524 ~-~- local A = arr[4]*256
525 ~-~- local B = A+arr[5]
526 ~-~- addr_setword(v[1],B)
527 ~-~- end
528 ~-~- end
529
530 else
531 ~-~-judge if there is a serial object, then initialize and open the serial port
532 local configs = {
533 name = 'COM1', ~-~-Select serial port COM1
534 mode = 485, ~-~-Communication mode RS485
535 baud_rate = 9600, ~-~-Baud rate 9600
536 stop_bit = 1, ~-~-stop bit 1
537 data_len = 8, ~-~-data length 8
538 check_bit = 'NONE', ~-~-no parity
539
540 }
541 obj,err = serial.open(configs) ~-~-Open serial port
542 if not obj then
543 print("serial open :failed", err) ~-~- Open serial port failed
544 end
545 end
546 end
547
548 function reading(wri)
549 obj:flush() ~-~- Clear serial port
550 obj:write(wri) ~-~- Write serial port
551 print(string.byte(wri,1,#wri))
552 obj:flush() ~-~- Clear serial port 
553 local readed =obj:read(9,1000) ~-~- Read 9 bytes, timeout 1 second
554 if readed and readed ~~= "" then 
555 ~-~- judge that a non-empty string is read
556 print(string.byte(readed,1,#readed))
557 a={string.byte(readed, 1, #readed)}
558 if nil ~~= a[4] and nil ~~= a[5] and nil ~~= a[6] and nil ~~= a[7] then
559 a1=a[4]*256+a[5]
560 a2=a[6]*256+a[7]
561 addr_setword("@HDW0",a1)
562 addr_setword("@HDW1",a2)
563 end
564 return {string.byte(readed, 1, #readed)}
565 elseif readed == nil then
566 print("serial read err:", err or "")
567 return nil
568 end
569 return nil
570 end
571
572 ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-