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Wiki source code of 1 Communication

Version 12.1 by Ben on 2022/07/14 14:03
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Leo Wei 1.1 1 = **1 General communication with PLC** =
2
Stone Wu 10.1 3 == **Modbus RTU** ==
Leo Wei 1.1 4
Stone Wu 10.1 5 === **V-BOX as master** ===
Leo Wei 1.1 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" %)
Jim(Forgotten) 6.1 12 [[image:1624342015914-382.png||height="486" width="800" class="img-thumbnail"]]
Leo Wei 1.1 13
Stone Wu 10.1 14 === **V-BOX as slave** ===
Leo Wei 1.1 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" %)
Jim(Forgotten) 6.1 21 [[image:1624348709622-711.png||queryString="width=809&height=493" height="488" width="800" class="img-thumbnail"]]
Leo Wei 1.1 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
Stone Wu 10.1 50 == **WECON LX3V PLC** ==
Leo Wei 1.1 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" %)
Jim(Forgotten) 6.1 59 [[image:1624348978863-771.png||queryString="width=812&height=494" height="487" width="800" class="img-thumbnail"]]
Leo Wei 1.1 60
Ben 11.1 61 == ==
62
Ben 12.1 63 == **2 Communication with Allen-Bradley CompactLogix L1769** ==
Ben 11.1 64
65 === **Overview** ===
66
67 (((
68 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.
69 )))
70
71 (((
72
73 )))
74
75 (((
Ben 12.1 76 == **Software configuration of PLC** ==
Ben 11.1 77
Ben 12.1 78 === **PLC programming software** ===
Ben 11.1 79
80 [[image:image-20220714113935-3.png]]
81
Ben 12.1 82 === **New PLC project** ===
Ben 11.1 83
84 (((
85 Click New Project and select the PLC model.
86 )))
87
88 (((
89 [[image:image-20220714114247-4.png]]
90 )))
91
92 (((
93 [[image:image-20220714114257-5.png]]
94 )))
95
96 (((
97
98 )))
99
100 (((
Ben 12.1 101 === **Set Ethernet parameters** ===
Ben 11.1 102
103 (((
104 Follow the steps below to configure Ethernet parameters
105 )))
106
107 (((
108 PLC IP address：192.168.40.101
109 )))
110
111 (((
112 default gateway：192.168.40.1
113 )))
114
115 (((
116 subnet mask：255.255.255.0
117 )))
118
119 (((
120 [[image:image-20220714115012-6.png]]
121 )))
122
123 (((
124
125 )))
126
127 (((
Ben 12.1 128 == **V-box software configuration** ==
Ben 11.1 129
Ben 12.1 130 === **V-box programming software** ===
Ben 11.1 131
132 [[image:image-20220714115214-7.png]]
133
134
Ben 12.1 135 === **Configure device network** ===
Ben 11.1 136
137 (((
138 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.
139 )))
140
141 (((
142 In the example below, the IP address of V-Box is configured as 192.168.40.66, and the networking method is 4G connection.
143 )))
144
145 [[image:image-20220714115440-9.png||height="425" width="791"]]
146 )))
147 )))
148
Ben 12.1 149 == **V-net add device** ==
Ben 11.1 150 )))
151
152 (((
153 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. 
154 )))
155
156 (((
157 [[image:image-20220714115640-10.png||height="430" width="797"]]
158 )))
159
160 (((
161
162 )))
163
164 (((
Ben 12.1 165 === **Set communication port parameters** ===
Ben 11.1 166
167 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.
168
169 [[image:image-20220714115848-11.png||height="432" width="802"]]
170 )))
171
172
173 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.
174
175
176
Stone Wu 10.1 177 == **Siemens S7-1200** ==
Leo Wei 1.1 178
179 [[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]]
180
Stone Wu 10.1 181 == **Allen-Bradley Ethernet DF1** ==
Leo Wei 1.1 182
183 [[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]]
184
Stone Wu 10.1 185 == **Communication with S7-200 Smart** ==
Leo Wei 1.1 186
187 [[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]]
188
Stone Wu 10.1 189 == **Delta DVP Ethernet** ==
Leo Wei 1.1 190
191 [[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]]
192
Stone Wu 10.1 193 == **Delta DVP Serial Protocol** ==
Leo Wei 1.1 194
195 [[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]]
196
Stone Wu 10.1 197 == **Communicate with Mitsubishi FX Series** ==
Jim(Forgotten) 6.1 198
199 [[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]]
200
Stone Wu 10.1 201 == **Communicate with VB inverter** ==
Jim(Forgotten) 6.1 202
203 [[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]]
204
Stone Wu 10.1 205 == **Omron CP1 Series** ==
Jim(Forgotten) 7.1 206
Jim(Forgotten) 8.1 207 [[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]]
Jim(Forgotten) 7.1 208
Stone Wu 10.1 209 == **Omron CJ2M** ==
Jim(Forgotten) 7.1 210
Jim(Forgotten) 8.1 211 [[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]]
Jim(Forgotten) 7.1 212
Leo Wei 1.1 213 = **2 User define protocol** =
214
Leo 4.1 215 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]]
Leo Wei 1.1 216
Stone Wu 10.1 217 == **Read the temperature sensor.** ==
Leo Wei 1.1 218
219 the commond format is as beliow:
220
221 Send commond:01 03 02 00 00 03 04 73
222
223 Feedback commond:01 03 06 07 F7 0E 7E B7 35
224
225 Temperature data:07 F7,desimal = 2039,it means temperature is 20.39℃.
226
227 Humidity data:0E 7E,desimal = 3710, it mean humidity is 37.10%RH.
228
229 Script Demo:
230
231 ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--
232
233 function com.main()
234 ~-~-dosomething
235 openPlc()
236 end
237 function openPlc()
238 if obj then
239 ~-~- If the serial port opened,then read/write data by timing
240
241 local wri = string.pack(">HHHH",0X0103,0X0200,0X0003,0X0473)
242 local arr = reading(wri)
243 ~-~- if arr ~~=nil then
244 ~-~- if arr[1] ==33 and arr[2] ==v[2][2] and arr[3] ==v[2][3] then
245 ~-~- local A = arr[4]*256
246 ~-~- local B = A+arr[5]
247 ~-~- addr_setword(v[1],B)
248 ~-~- end
249 ~-~- end
250
251 else
252 ~-~-judge if there is a serial object, then initialize and open the serial port
253 local configs = {
254 name = 'COM1', ~-~-Select serial port COM1
255 mode = 485, ~-~-Communication mode RS485
256 baud_rate = 9600, ~-~-Baud rate 9600
257 stop_bit = 1, ~-~-stop bit 1
258 data_len = 8, ~-~-data length 8
259 check_bit = 'NONE', ~-~-no parity
260
261 }
262 obj,err = serial.open(configs) ~-~-Open serial port
263 if not obj then
264 print("serial open :failed", err) ~-~- Open serial port failed
265 end
266 end
267 end
268
269 function reading(wri)
270 obj:flush() ~-~- Clear serial port
271 obj:write(wri) ~-~- Write serial port
272 print(string.byte(wri,1,#wri))
273 obj:flush() ~-~- Clear serial port 
274 local readed =obj:read(9,1000) ~-~- Read 9 bytes, timeout 1 second
275 if readed and readed ~~= "" then 
276 ~-~- judge that a non-empty string is read
277 print(string.byte(readed,1,#readed))
278 a={string.byte(readed, 1, #readed)}
279 if nil ~~= a[4] and nil ~~= a[5] and nil ~~= a[6] and nil ~~= a[7] then
280 a1=a[4]*256+a[5]
281 a2=a[6]*256+a[7]
282 addr_setword("@HDW0",a1)
283 addr_setword("@HDW1",a2)
284 end
285 return {string.byte(readed, 1, #readed)}
286 elseif readed == nil then
287 print("serial read err:", err or "")
288 return nil
289 end
290 return nil
291 end
292
293 ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-