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Wiki source code of 1 Communication

Version 15.1 by Ben on 2022/07/14 14:50
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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 LX3V PLC** ==
51
52 Select the protocol (% class="mark" %)"WECON LX3V"
53
54 (% class="mark" %)then set BaudRate,Port,Stop Bit,Data Bit,Parity same with PLC.
55
56 (% class="mark" %)WECON PLC RS422 port,default communication parameters is 9600,1,7,ZEVEN
57
58 (% style="text-align:center" %)
59 [[image:1624348978863-771.png||queryString="width=812&height=494" height="487" width="800" class="img-thumbnail"]]
60
61 (% class="wikigeneratedid" %)
62 == ==
63
64 == **2 Communication with Allen-Bradley CompactLogix L1769** ==
65
66 (((
67 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.
68
69
70 )))
71
72 (((
73 (% class="wikigeneratedid" id="HSoftwareconfigurationofPLC" %)
74 (((
75 **Software configuration of PLC**
76 )))
77
78 (% class="wikigeneratedid" id="HPLCprogrammingsoftware" %)
79 (((
80 **1）PLC programming software**
81 )))
82
83 [[image:image-20220714113935-3.png||height="324" width="270"]]
84
85 (% class="wikigeneratedid" id="HNewPLCproject" %)
86 (((
87 **2）New PLC project**
88 )))
89
90 (((
91 Click New Project and select the PLC model.
92 )))
93
94 (((
95 [[image:image-20220714114247-4.png||height="298" width="552"]] [[image:image-20220714114257-5.png||height="445" width="551"]]
96 )))
97
98 (((
99
100 )))
101
102 (((
103 (% class="wikigeneratedid" id="HSetEthernetparameters" %)
104 (((
105 **3）Set Ethernet parameters**
106 )))
107
108 (((
109 (((
110 Follow the steps below to configure Ethernet parameters
111 )))
112 )))
113
114 (((
115 (((
116 PLC IP address：192.168.40.101
117 )))
118 )))
119
120 (((
121 (((
122 default gateway：192.168.40.1
123 )))
124 )))
125
126 (((
127 (((
128 subnet mask：255.255.255.0
129 )))
130 )))
131
132 (((
133 [[image:image-20220714115012-6.png]]
134 )))
135
136 (((
137
138 )))
139
140 (((
141 (% class="wikigeneratedid" id="HV-boxsoftwareconfiguration" %)
142 (((
143 **V-box software configuration**
144 )))
145
146 (% class="wikigeneratedid" id="HV-boxprogrammingsoftware" %)
147 (((
148 **1）V-box programming software**
149 )))
150
151 (% class="wikigeneratedid" %)
152 (((
153 [[image:image-20220714115214-7.png||height="276" width="456"]]
154 )))
155
156 (% class="wikigeneratedid" id="HConfiguredevicenetwork" %)
157 (((
158 **2）Configure device network**
159 )))
160
161 (((
162 (((
163 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.
164 )))
165 )))
166
167 (((
168 (((
169 In the example below, the IP address of V-Box is configured as 192.168.40.66, and the networking method is 4G connection [[image:image-20220714115440-9.png||height="425" width="791"]]
170 )))
171 )))
172 )))
173 )))
174
175 (% class="wikigeneratedid" id="HV-netadddevice" %)
176 (((
177 **3）V-net add device**
178 )))
179 )))
180
181 (((
182 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-20220714115640-10.png||height="430" width="797"]]
183 )))
184
185 (((
186
187 )))
188
189 (((
190 (% class="wikigeneratedid" id="HSetcommunicationportparameters" %)
191 (((
192 **4）Set communication port parameters**
193 )))
194
195 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. [[image:image-20220714115848-11.png||height="432" width="802"]]
196 )))
197
198 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.
199
200 [[image:image-20220714143820-1.png]]
201
202 After adding the protocol Allen-BradleyMicro850_FreeTag, click[[image:image-20220714143838-2.png]]icon add label.
203
204 [[image:image-20220714143849-3.png]]
205
206
207 == Engineering production ==
208
209
210 == **Siemens S7-1200** ==
211
212 [[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]]
213
214 == **Allen-Bradley Ethernet DF1** ==
215
216 [[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]]
217
218 == **Communication with S7-200 Smart** ==
219
220 [[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]]
221
222 == **Delta DVP Ethernet** ==
223
224 [[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]]
225
226 == **Delta DVP Serial Protocol** ==
227
228 [[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]]
229
230 == **Communicate with Mitsubishi FX Series** ==
231
232 [[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]]
233
234 == **Communicate with VB inverter** ==
235
236 [[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]]
237
238 == **Omron CP1 Series** ==
239
240 [[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]]
241
242 == **Omron CJ2M** ==
243
244 [[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]]
245
246 = **2 User define protocol** =
247
248 More serial port script instruction,please refer manual:[[Lua script function>>doc:V-BOX.V-Net.1\.User 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]]
249
250 == **Read the temperature sensor.** ==
251
252 the commond format is as beliow:
253
254 Send commond:01 03 02 00 00 03 04 73
255
256 Feedback commond:01 03 06 07 F7 0E 7E B7 35
257
258 Temperature data:07 F7,desimal = 2039,it means temperature is 20.39℃.
259
260 Humidity data:0E 7E,desimal = 3710, it mean humidity is 37.10%RH.
261
262 Script Demo:
263
264 ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--
265
266 function com.main()
267 ~-~-dosomething
268 openPlc()
269 end
270 function openPlc()
271 if obj then
272 ~-~- If the serial port opened,then read/write data by timing
273
274 local wri = string.pack(">HHHH",0X0103,0X0200,0X0003,0X0473)
275 local arr = reading(wri)
276 ~-~- if arr ~~=nil then
277 ~-~- if arr[1] ==33 and arr[2] ==v[2][2] and arr[3] ==v[2][3] then
278 ~-~- local A = arr[4]*256
279 ~-~- local B = A+arr[5]
280 ~-~- addr_setword(v[1],B)
281 ~-~- end
282 ~-~- end
283
284 else
285 ~-~-judge if there is a serial object, then initialize and open the serial port
286 local configs = {
287 name = 'COM1', ~-~-Select serial port COM1
288 mode = 485, ~-~-Communication mode RS485
289 baud_rate = 9600, ~-~-Baud rate 9600
290 stop_bit = 1, ~-~-stop bit 1
291 data_len = 8, ~-~-data length 8
292 check_bit = 'NONE', ~-~-no parity
293
294 }
295 obj,err = serial.open(configs) ~-~-Open serial port
296 if not obj then
297 print("serial open :failed", err) ~-~- Open serial port failed
298 end
299 end
300 end
301
302 function reading(wri)
303 obj:flush() ~-~- Clear serial port
304 obj:write(wri) ~-~- Write serial port
305 print(string.byte(wri,1,#wri))
306 obj:flush() ~-~- Clear serial port 
307 local readed =obj:read(9,1000) ~-~- Read 9 bytes, timeout 1 second
308 if readed and readed ~~= "" then 
309 ~-~- judge that a non-empty string is read
310 print(string.byte(readed,1,#readed))
311 a={string.byte(readed, 1, #readed)}
312 if nil ~~= a[4] and nil ~~= a[5] and nil ~~= a[6] and nil ~~= a[7] then
313 a1=a[4]*256+a[5]
314 a2=a[6]*256+a[7]
315 addr_setword("@HDW0",a1)
316 addr_setword("@HDW1",a2)
317 end
318 return {string.byte(readed, 1, #readed)}
319 elseif readed == nil then
320 print("serial read err:", err or "")
321 return nil
322 end
323 return nil
324 end
325
326 ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-