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<
From version < 33.1 >
edited by Xiaoling
on 2022/05/27 09:41
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edited by Xiaoling
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28 28  * [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code.
29 29  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
30 30  
31 +
31 31  == 1.2 Example 2: Connect to Pulse Counter ==
32 32  
33 33  This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Pulse Counter and communicate with Mobile. This example and example 2 compose the structure for a farm IoT solution. The structure is like below:
... ... @@ -44,6 +44,7 @@
44 44  * [[Pickdata MIO40 water pulse counter to LoRa with Dragino RS485-LN>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Pulse-Counter/]] : Configure Document
45 45  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
46 46  
48 +(% class="wikigeneratedid" %)
47 47  == ==
48 48  
49 49  == 1.3 Example3: Use RS485-LN with energy meters ==
... ... @@ -92,7 +92,6 @@
92 92  Connection2
93 93  
94 94  
95 -[[image:image-20220527092555-7.png]]
96 96  
97 97  Connection3
98 98  
... ... @@ -101,12 +101,11 @@
101 101  
102 102  If the user needs to read the parameters of the electric energy meter and use the modbus command,please refer to the appendix of the MODBUS communication protocol in the user manual of the energy meter.
103 103  
104 -[[image:image-20220527092629-8.png]]
105 +[[image:https://wiki.dragino.com/images/thumb/3/35/Meter4.png/600px-Meter4.png||alt="Meter4.png" height="193" width="600"]]
105 105  
106 -
107 107  (% class="box infomessage" %)
108 108  (((
109 -**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
109 +Example:AT+COMMAND1=01 03 00 00 00 01 84 0A
110 110  )))
111 111  
112 112  * The first byte : slave address code (=001～247)
... ... @@ -121,7 +121,7 @@
121 121  
122 122  (% class="box infomessage" %)
123 123  (((
124 -**Example:** RETURN1：01 03 02 08 FD 7E 05
124 +Example:RETURN1：01 03 02 08 FD 7E 05
125 125  )))
126 126  
127 127  * The first byte ARD: slave address code (=001～254)
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131 131  * The 6th and 7th bytes: CRC16 checksum
132 132  * 08 FD is register data. Use short integer 16 bits to convert to decimal, get 2301, then 230.1V is the voltage.
133 133  
134 -(% class="wikigeneratedid" %)
135 -(((
136 -
137 -)))
138 -
139 139  === 1.3.3 How to configure RS485-LN and parse output commands ===
140 140  
141 141  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
142 142  
143 -
144 144  ==== 1.3.3.1 via AT COMMAND: ====
145 145  
146 146  First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
... ... @@ -149,11 +149,10 @@
149 149  If the configured parameters and commands are incorrect, the return value is not obtained.
150 150  )))
151 151  
152 -[[image:image-20220527092748-9.png]]
146 +[[image:https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]]
153 153  
154 154  AT COMMAND
155 155  
156 -
157 157  (% class="box infomessage" %)
158 158  (((
159 159   AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
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165 165  
166 166  c: define the position for valid value.
167 167  
168 -[[image:image-20220527092936-10.png]]
161 +[[image:https://wiki.dragino.com/images/7/7d/AT_COMMAND2.png||height="278" width="477"]]
169 169  
170 170  AT COMMAND
171 171  
172 -
173 173  PAYLOAD is available after the valid value is intercepted.
174 174  
175 175  
176 -[[image:image-20220527093059-11.png]]
168 +[[image:https://wiki.dragino.com/images/3/3a/AT_COMMAND4.png||height="219" width="576"]]
177 177  
178 178  AT COMMAND
179 179  
180 -
181 181  You can get configured PAYLOAD on TTN.
182 182  
183 -[[image:image-20220527093133-12.png]]
184 184  
175 +[[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]]
176 +
185 185  (((
186 186  AT COMMAND
187 187  )))
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230 230  Payload:01 00 02 39 85 08 DC 00 00 00 44
231 231  )))
232 232  
233 -[[image:image-20220527093204-13.png]]
225 +[[image:https://wiki.dragino.com/images/thumb/9/9b/AT_COMMAND10.png/600px-AT_COMMAND10.png||height="278" width="600"]]
234 234  
235 235  AT COMMAND
236 236  
229 +01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.
237 237  
238 -(% style="color:#4f81bd" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.**
239 239  
240 -[[image:image-20220527093251-14.png]]
232 +[[~[~[image:https://wiki.dragino.com/images/thumb/b/b8/AT_COMMAND11.png/600px-AT_COMMAND11.png~|~|height="271" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:AT_COMMAND11.png]]
241 241  
242 242  AT COMMAND
243 243  
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244 244  
245 245  ==== 1.3.3.2 via LoRaWAN DOWNLINK ====
246 246  
247 -[[image:image-20220527093358-15.png]]
239 +[[image:image-20220512104358-3.png]]
248 248  
249 249  (((
250 250  DOWNLINK
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309 309  AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
310 310  )))
311 311  
312 -[[image:image-20220527093430-16.png]]
304 +[[image:https://wiki.dragino.com/images/thumb/4/45/DOWNLINK_METER2.png/600px-DOWNLINK_METER2.png||height="208" width="600"]]
313 313  
314 314  DOWNLINK
315 315  
316 316  
317 -[[image:image-20220527093508-17.png]]
309 +[[~[~[image:https://wiki.dragino.com/images/thumb/2/20/DOWNLINK_METER3.png/600px-DOWNLINK_METER3.png~|~|height="105" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:DOWNLINK_METER3.png]]
318 318  
319 319  DOWNLINK
320 320  
321 321  
322 -[[image:image-20220527093530-18.png]]
314 +[[image:https://wiki.dragino.com/images/thumb/2/27/DOWNLINK_METER4.png/600px-DOWNLINK_METER4.png||height="210" width="600"]]
323 323  
324 324  DOWNLINK
325 325  
326 326  
327 -[[image:image-20220527093607-19.png]]
319 +[[~[~[image:https://wiki.dragino.com/images/thumb/3/39/DOWNLINK_METER5.png/600px-DOWNLINK_METER5.png~|~|height="176" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:DOWNLINK_METER5.png]]
328 328  
329 329  DOWNLINK
330 330  
331 331  
332 -[[image:image-20220527093628-20.png]]
324 +[[image:https://wiki.dragino.com/images/thumb/a/a2/DOWNLINK_METER6.png/600px-DOWNLINK_METER6.png||height="365" width="600"]]
333 333  
334 334  DOWNLINK
335 335  
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356 356  check digit: Even
357 357  )))
358 358  
359 -[[image:image-20220527093708-21.png]]
351 +[[image:https://wiki.dragino.com/images/thumb/8/8f/Usb_meter2.jpg/600px-Usb_meter2.jpg||height="725" width="544"]]
360 360  
361 361  USB
362 362  
363 363  
364 -[[image:image-20220527093747-22.png]]
356 +[[image:https://wiki.dragino.com/images/thumb/6/62/Usb_meter1.jpg/600px-Usb_meter1.jpg||height="728" width="546"]]
365 365  
366 366  USB
367 367  
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378 378   output：01 03 04 00 00 00 42 7A 02
379 379  )))
380 380  
381 -[[image:image-20220527093821-23.png]]
373 +[[image:https://wiki.dragino.com/images/thumb/b/b3/Usb_meter3.jpg/600px-Usb_meter3.jpg||height="466" width="600"]]
382 382  
383 383  USB
384 384  
385 -
386 386  === 1.3.5 How to configure multiple devices and modify device addresses ===
387 387  
388 388  If users need to read the parameters of multiple energy meters, they need to modify the device address, because the default device address of each energy meter is 01.
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393 393  )))
394 394  )))
395 395  
396 -[[image:image-20220527093849-24.png]]
387 +[[image:https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]]
397 397  
398 -
399 399  **Example**:These two meters are examples of setting parameters and device addresses.
400 400  
401 -[[image:image-20220527093950-25.png]]
391 +[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="737" width="553"]]
402 402  
403 -[[image:image-20220527094028-26.png]]
393 +[[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height="733" width="550"]]
404 404  
405 405  (((
406 406  (((
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