Wiki source code of 1 Communication

Version 81.1 by Ben on 2022/08/24 15:23

version	line-number	content
52.1	1	= (% style="color:inherit; font-family:inherit" %)WECON PLC(%%) =
1.1	2
63.1	3	== LX3V Serial Protocol ==
31.1	4
20.1	5	Supported series: WECON LX2V/ LX2E/ LX3V/LX3VP/LX3VE/LX3VM
1.1	6
81.1	7	1）PLC Settings
1.1	8
20.1	9	\|Item\|Settings\|Note
	10	\|Protocol\|WECON LX2V/ LX2E/ LX3V/LX3VP/LX3VE/LX3VM\|
	11	\|Connection\|RS422/RS485\|
	12	\|Baud rate\|9600\|
	13	\|Data bit\|7\|
	14	\|Parity\|EVEN\|
	15	\|Stop bit\|1\|
	16	\|PLC station No.\|1\|
1.1	17
80.1	18	2）Address List
20.1	19
	20	\|Type\|Device registers\|HMI registers\|Format\|Range\|Note
	21	\|(% rowspan="6" %)Bit\|X\|X\|Xo\|0~~303237\|
	22	\|Y\|Y\|Y o\|0~~303237\|
	23	\|M\|M\|M d\|0~~99999\|
	24	\|T\|T\|T d\|0~~99999\|
	25	\|C\|C\|C d\|0~~99999\|
	26	\|S\|S\|S d\|0~~99999\|
	27	\|(% rowspan="8" %)Word\|X\|X\|Xo\|0~~303237\|
	28	\|Y\|Y\|Y o\|0~~303237\|
	29	\|M\|M\|M d\|0~~99999\|
	30	\|T\|T\|T d\|0~~99999\|
	31	\|C\|C\|C d\|0~~199\|
	32	\|D\|D\|D d\|0~~7999\|
	33	\|S\|S\|S d\|0~~99999\|
	34	\|SD\|SD\|SD d\|8000~~9999\|
	35
80.1	36	3）Set communication Protocol
20.1	37
80.1	38	[[image:image-20220824152217-1.png]]
	39
	40	4）Cable Wiring
	41
20.1	42	* RS422
	43
69.1	44	[[image:image-20220824120614-5.png]]
20.1	45
68.1	46	* RS485
	47
69.1	48	[[image:image-20220824120524-3.png]]
68.1	49
63.1	50	== LX5V Serial Protocol ==
28.1	51
34.1	52	This example introduces the establishment of serial port communication between Wecon V-BOX and LX5V. It is introduced through three parts: PLC software configuration, HMI software configuration, and hardware wiring.
20.1	53
	54	Software configuration of PLC
	55
	56	1）PLC programming software
	57
71.1	58	[[image:image-20220824142722-1.png]]
20.1	59
	60	2）New PLC project
	61
	62	Click New Project and select the PLC model.
	63
33.1	64	[[image:image-20220822172623-2.png]]
20.1	65
	66	3）Set Serial port parameters
	67
	68	Follow the steps below to configure Serial port parameters
	69
	70	Baud rate：115200
	71
	72	Data bit：8
	73
	74	Stop bit：1
	75
	76	Parity：No verification
	77
33.1	78	[[image:image-20220822172657-3.png]]
20.1	79
	80	4）Registers list
	81
33.1	82	[[image:image-20220822172730-4.png]]
20.1	83
33.1	84	V-BOX software configuration
28.1	85
35.1	86	1）V-BOX programming software
20.1	87
35.1	88	[[image:image-20220824104124-1.png]]
20.1	89
35.1	90	2）V-NET add device
20.1	91
35.1	92	Open V-NET 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 access key, password and remark, to add the device.
20.1	93
35.1	94	[[image:image-20220824104909-2.png]]
20.1	95
	96	3）Set communication port parameters
	97
	98	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.
	99
	100	Baud rate：115200
	101
	102	Data bit：8
	103
	104	Stop bit：1
	105
	106	Parity：No verification
	107
70.1	108	[[image:image-20220824142130-1.png]]
20.1	109
	110	hardware connection
	111
	112	1）Hardware wiring diagram
	113
70.1	114	[[image:image-20220824142546-2.png]]
28.1	115
70.1	116	[[image:image-20220824142643-3.png]]
28.1	117
74.1	118	The above are all the steps for establishing serial port communication between V-BOX with LX5V PLC.
20.1	119
63.1	120	== LX5V-N Ethernet protocol ==
20.1	121
77.1	122	This example introduces the establishment of Ethernet communication between V-BOX and LX5V-N. It is introduced through three parts: PLC software configuration, V-BOX software configuration, and hardware wiring.
20.1	123
	124	Software configuration of PLC
	125
	126	1）PLC programming software
	127
72.1	128	[[image:image-20220824142722-1.png]]
20.1	129
	130	2）New PLC project
	131
	132	Click New Project and select the PLC model.
	133
73.1	134	[[image:image-20220824143613-1.png]]
20.1	135
	136	3）Set Ethernet port parameters
	137
	138	Follow the steps below to configure Ethernet parameters
	139
	140	PLC IP address：192.168.39.200
	141
	142	default gateway：192.168.39.1
	143
	144	subnet mask：255.255.255.0
	145
73.1	146	[[image:image-20220824143744-2.png]]
20.1	147
	148	4）Registers list
	149
74.1	150	[[image:image-20220822172730-4.png]]
20.1	151
74.1	152	(% id="cke_bm_22473S" style="display:none" %) (%%)V-BOX software configuration
20.1	153
74.1	154	1）V-BOX programming software
20.1	155
74.1	156	[[image:image-20220824104124-1.png]]
20.1	157
74.1	158	2）V-NET add device
20.1	159
74.1	160	Open V-NET 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 access key, password and remark, to add the device.
20.1	161
74.1	162	[[image:image-20220824104909-2.png]]
20.1	163
79.1	164	3）Set communication Protocol
20.1	165
74.1	166	Click Communication to configure the LX5V plc protocol and IP address.
20.1	167
74.1	168	[[image:image-20220824144619-1.png]]
20.1	169
	170	hardware connection
	171
	172	1）Hardware wiring diagram
	173
74.1	174	[[image:image-20220824151127-2.png]]
20.1	175
74.1	176	The above are all the steps for establishing ethernet communication between V-BOX with LX5V PLC.
20.1	177
23.1	178	= Rockwell PLC =
22.1	179
63.1	180	== (% id="cke_bm_5621S" style="display:none" %) (%%)MicroLogix Protocol ==
37.1	181
	182	MicroLogix 1000/1100/1200/1400/1500; SLC 5/03 5/04 5/05 PLC-5
	183
	184	HMI Settings
	185
	186	\|Item\|Settings\|Note
	187	\|Protocol\|Allen-Bradlley MicroLogix\|
	188	\|Connection\|RS232\|
	189	\|Baud rate\|19200\|
	190	\|Data bit\|8\|
	191	\|Parity\|None\|
	192	\|Stop bit\|1\|
	193	\|PLC station No.\|1\|
	194
	195	Address List
	196
	197	\|Type\|Device registers\|Format\|Range\|Note
	198	\|(% rowspan="5" %)Bit\|I\|I d.d\|0.0~~255.15\|
	199	\|O\|O d.d\|0.0~~255.15\|
	200	\|B\|B nnhh.dd\|0.0~~ffff.15\|nn: block number (hex)
	201	\|S\|S d.d\|0.0~~255.15\|
	202	\|N\|N nnhh.dd\|0.0~~ffff.15\|nn: block number (hex)
	203	\|(% rowspan="9" %)Word\|S\|S d\|0~~255\|
	204	\|TS\|TS nnhh\|0~~ffff\|(% rowspan="8" %)nn: block number (hex)
	205	\|TP\|TP nnhh\|0~~ffff
	206	\|CS\|CS nnhh\|0~~ffff
	207	\|CP\|CP nnhh\|0~~ffff
	208	\|N\|N nnhh\|0~~ffff
	209	\|C\|C nnhh\|0~~ffff
	210	\|T\|T nnhh\|0~~ffff
	211	\|R\|R nnhh\|0~~ffff
	212
	213	Cable Wiring
	214
	215	[[image:image-20220824110724-1.png]]
	216
	217
	218
63.1	219	== CompactLogix Protocol ==
37.1	220
11.1	221	(((
16.1	222	(((
38.1	223	This example introduces the establishment of Ethernet communication between Wecon V-box and CompactLogix L1769. It is introduced through three parts: PLC software configuration, V-box software configuration, and hardware wiring.
16.1	224	)))
11.1	225	)))
	226
	227	(((
15.1	228	(% class="wikigeneratedid" id="HSoftwareconfigurationofPLC" %)
	229	(((
	230	Software configuration of PLC
11.1	231	)))
	232
15.1	233	(% class="wikigeneratedid" id="HPLCprogrammingsoftware" %)
11.1	234	(((
15.1	235	1）PLC programming software
	236	)))
11.1	237
17.1	238	[[image:image-20220714162600-1.png]]
11.1	239
15.1	240	(% class="wikigeneratedid" id="HNewPLCproject" %)
11.1	241	(((
15.1	242	2）New PLC project
11.1	243	)))
	244
	245	(((
16.1	246	(((
15.1	247	Click New Project and select the PLC model.
11.1	248	)))
16.1	249	)))
11.1	250
	251	(((
17.1	252	[[image:image-20220714162617-2.png]]
11.1	253	)))
	254
	255	(((
17.1	256
16.1	257
17.1	258	[[image:image-20220714162652-4.png]]
11.1	259	)))
	260
	261	(((
15.1	262	(% class="wikigeneratedid" id="HSetEthernetparameters" %)
	263	(((
	264	3）Set Ethernet parameters
	265	)))
11.1	266
	267	(((
15.1	268	(((
16.1	269	(((
11.1	270	Follow the steps below to configure Ethernet parameters
	271	)))
15.1	272	)))
16.1	273	)))
11.1	274
	275	(((
15.1	276	(((
16.1	277	(((
11.1	278	PLC IP address：192.168.40.101
	279	)))
15.1	280	)))
16.1	281	)))
11.1	282
	283	(((
15.1	284	(((
16.1	285	(((
11.1	286	default gateway：192.168.40.1
	287	)))
15.1	288	)))
16.1	289	)))
11.1	290
	291	(((
15.1	292	(((
16.1	293	(((
11.1	294	subnet mask：255.255.255.0
	295	)))
15.1	296	)))
16.1	297	)))
11.1	298
	299	(((
17.1	300	[[image:image-20220714162713-5.png]]
11.1	301	)))
	302
	303	(((
	304
	305	)))
	306
	307	(((
15.1	308	(% class="wikigeneratedid" id="HV-boxsoftwareconfiguration" %)
	309	(((
	310	V-box software configuration
	311	)))
11.1	312
15.1	313	(% class="wikigeneratedid" id="HV-boxprogrammingsoftware" %)
	314	(((
	315	1）V-box programming software
	316	)))
11.1	317
15.1	318	(% class="wikigeneratedid" %)
	319	(((
17.1	320	[[image:image-20220714162725-6.png]]
15.1	321	)))
11.1	322
15.1	323	(% class="wikigeneratedid" id="HConfiguredevicenetwork" %)
	324	(((
	325	2）Configure device network
	326	)))
11.1	327
	328	(((
15.1	329	(((
16.1	330	(((
11.1	331	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.
	332	)))
16.1	333
	334	(((
	335	In the example below, the IP address of V-Box is configured as 192.168.40.66, and the networking method is 4G connection
15.1	336	)))
16.1	337	)))
	338	)))
11.1	339
	340	(((
15.1	341	(((
17.1	342	[[image:image-20220714162737-7.png]]
16.1	343
	344
11.1	345	)))
	346	)))
	347	)))
	348	)))
	349
15.1	350	(% class="wikigeneratedid" id="HV-netadddevice" %)
11.1	351	(((
15.1	352	3）V-net add device
11.1	353	)))
15.1	354	)))
11.1	355
	356	(((
16.1	357	(((
21.1	358	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]]
11.1	359	)))
	360
	361
	362	)))
	363
	364	(((
15.1	365	(% class="wikigeneratedid" id="HSetcommunicationportparameters" %)
	366	(((
	367	4）Set communication port parameters
	368	)))
11.1	369
16.1	370	(((
	371	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.
11.1	372	)))
	373
17.1	374	[[image:image-20220714162805-9.png]]
16.1	375	)))
	376
	377	(((
11.1	378	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.
16.1	379	)))
11.1	380
17.1	381	[[image:image-20220714162814-10.png]]
11.1	382
	383
16.1	384	(((
22.1	385	After adding the protocol Allen-BradleyMicro850_FreeTag, click[[image:image-20220714143838-2.png]]icon add label.[[image:image-20220714162827-11.png]]
16.1	386	)))
14.1	387
16.1	388	(% class="wikigeneratedid" id="HEngineeringproduction" %)
	389	(((
	390	5）Engineering production
	391	)))
14.1	392
16.1	393	(% class="wikigeneratedid" %)
	394	(((
	395	(((
	396	According to your own needs, use the V-NET client software to edit the required data monitoring points.
	397	)))
14.1	398
17.1	399	[[image:image-20220714162841-12.png]]
14.1	400
16.1	401
	402	(((
	403	hardware connection
	404	)))
	405	)))
	406
	407	(((
	408	1）Hardware wiring diagram
	409	)))
	410
	411	(((
	412	(((
	413	This example introduces Wecon V-box with Allen-Bradley L1769 PLC to establish communication through Ethernet. The connection diagram is as follows:
	414	)))
	415
17.1	416	[[image:image-20220714162856-13.png]]
16.1	417
	418	(((
41.1	419	The above are all the steps for establishing Ethernet communication between Wecon V-box with CompactLogix L1769 PLC.
26.1	420
	421
	422	== Allen-Bradley Ethernet DF1 ==
	423
	424	[[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]]
	425
	426
	427	= Siemens PLC =
61.1	428
63.1	429	== S7-200 Smart Ethernet Protocol ==
61.1	430
	431	[[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]]
16.1	432	)))
	433	)))
	434
63.1	435	== S7-1200 Ethernet Protocol ==
1.1	436
	437	[[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]]
	438
56.1	439	= Mitsubishi PLC =
	440
63.1	441	== Mitsubishi FX Series Protocol ==
56.1	442
	443	[[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]]
	444
26.1	445	= Delta PLC =
	446
64.1	447	== DVP Ethernet Protocol ==
1.1	448
	449	[[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]]
	450
63.1	451	== DVP Serial Protocol ==
1.1	452
	453	[[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]]
	454
48.1	455	= Omron PLC =
	456
65.1	457	== CP1 Series Protocol ==
7.1	458
8.1	459	[[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]]
7.1	460
65.1	461	== CJ2M Series Protocol ==
7.1	462
8.1	463	[[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]]
7.1	464
50.1	465	= Modbus RTU =
	466
53.1	467	== V-BOX as master ==
50.1	468
	469	Select the protocol “(% class="mark" %)Modbus RTU Slave(All Fuction)”,
	470
	471	(% class="mark" %)then set BaudRate,Port,Stop Bit,Data Bit,Parity
	472
	473	(% style="text-align:center" %)
	474	[[image:1624342015914-382.png\|\|height="486" width="800" class="img-thumbnail"]]
	475
53.1	476	== V-BOX as slave ==
50.1	477
	478	Select the protocol “(% class="mark" %)Modbus RTU Master”,
	479
	480	(% class="mark" %)then set BaudRate,Port,Stop Bit,Data Bit,Parity
	481
	482	(% style="text-align:center" %)
	483	[[image:1624348709622-711.png\|\|queryString="width=809&height=493" height="488" width="800" class="img-thumbnail"]]
	484
	485	Address List
	486
	487	(% class="table-bordered" %)
	488	\|Type\|Register\|Function code & Description
	489	\|(% rowspan="11" %)Word\|(% rowspan="3" %)3\|04 (read input register: read current binary value in one or more input registers)
	490	\|06 (write single register: write a binary value to a holding register)
	491	\|10 (write values to multiple addresses )
	492	\|(% rowspan="3" %)4\|03 (read holding register: read current binary value in one or more holding registers)
	493	\|06 (write single register: write a binary value to a holding register)
	494	\|10 (write values to multiple addresses )
	495	\|(% rowspan="3" %)W6\|03 (read holding register: read current binary value in one or more holding registers)
	496	\|06 (write single register: write a binary value to a holding register)
	497	\|10 (write values to multiple addresses )
	498	\|(% rowspan="2" %)W16\|03 (read holding register: read current binary value in one or more holding registers)
	499	\|10 (write values to multiple addresses )
	500	\|(% rowspan="11" %)Bit\|(% rowspan="3" %)0\|01 (Read coil state)
	501	\|05 (Force a single coil to force the on/off state of a logic coil)
	502	\|0F (Write multiple bits, ie write continuously)
	503	\|(% rowspan="3" %)1\|02 (Read the input state)
	504	\|05 (Force a single coil to force the on/off state of a logic coil)
	505	\|0F (Write multiple bits)
	506	\|(% rowspan="3" %)W5\|01 (Read coil state to obtain the current state of a set of logic coils)
	507	\|05 (Force a single coil to force the on/off state of a logic coil)
	508	\|0F (Write multiple bits)
	509	\|(% rowspan="2" %)W15\|01 (Read coil state to obtain the current state of a set of logic coils)
	510	\|0F (Write multiple bits)
	511
55.1	512	== communicate with VB inverter ==
52.1	513
	514	[[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]]
	515
51.1	516	= User define protocol =
1.1	517
19.1	518	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]]
1.1	519
10.1	520	== Read the temperature sensor. ==
1.1	521
	522	the commond format is as beliow:
	523
	524	Send commond:01 03 02 00 00 03 04 73
	525
	526	Feedback commond:01 03 06 07 F7 0E 7E B7 35
	527
	528	Temperature data:07 F7,desimal = 2039,it means temperature is 20.39℃.
	529
	530	Humidity data:0E 7E,desimal = 3710, it mean humidity is 37.10%RH.
	531
	532	Script Demo:
	533
	534	~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--
	535
	536	function com.main()
	537	~-~-dosomething
	538	openPlc()
	539	end
	540	function openPlc()
	541	if obj then
	542	~-~- If the serial port opened,then read/write data by timing
	543
	544	local wri = string.pack(">HHHH",0X0103,0X0200,0X0003,0X0473)
	545	local arr = reading(wri)
	546	~-~- if arr ~~=nil then
	547	~-~- if arr[1] ==33 and arr[2] ==v[2][2] and arr[3] ==v[2][3] then
	548	~-~- local A = arr[4]*256
	549	~-~- local B = A+arr[5]
	550	~-~- addr_setword(v[1],B)
	551	~-~- end
	552	~-~- end
	553
	554	else
	555	~-~-judge if there is a serial object, then initialize and open the serial port
	556	local configs = {
	557	name = 'COM1', ~-~-Select serial port COM1
	558	mode = 485, ~-~-Communication mode RS485
	559	baud_rate = 9600, ~-~-Baud rate 9600
	560	stop_bit = 1, ~-~-stop bit 1
	561	data_len = 8, ~-~-data length 8
	562	check_bit = 'NONE', ~-~-no parity
	563
	564	}
	565	obj,err = serial.open(configs) ~-~-Open serial port
	566	if not obj then
	567	print("serial open :failed", err) ~-~- Open serial port failed
	568	end
	569	end
	570	end
	571
	572	function reading(wri)
	573	obj:flush() ~-~- Clear serial port
	574	obj:write(wri) ~-~- Write serial port
	575	print(string.byte(wri,1,#wri))
	576	obj:flush() ~-~- Clear serial port
	577	local readed =obj:read(9,1000) ~-~- Read 9 bytes, timeout 1 second
	578	if readed and readed ~~= "" then
	579	~-~- judge that a non-empty string is read
	580	print(string.byte(readed,1,#readed))
	581	a={string.byte(readed, 1, #readed)}
	582	if nil ~~= a[4] and nil ~~= a[5] and nil ~~= a[6] and nil ~~= a[7] then
	583	a1=a[4]*256+a[5]
	584	a2=a[6]*256+a[7]
	585	addr_setword("@HDW0",a1)
	586	addr_setword("@HDW1",a2)
	587	end
	588	return {string.byte(readed, 1, #readed)}
	589	elseif readed == nil then
	590	print("serial read err:", err or "")
	591	return nil
	592	end
	593	return nil
	594	end
	595
	596	~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-

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