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Title
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1 -RS485-LN – RS485 to LoRaWAN Converter User Manual
1 +RS485-LN – RS485 to LoRaWAN Converter
Content
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1 -(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %)
2 -(((
3 -(% data-widget="image" style="text-align:center" %)
4 -[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %)​
1 +(% style="text-align:center" %)
2 +[[image:1653266934636-343.png||height="385" width="385"]]
5 5  
6 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
7 -)))
8 8  
9 9  
6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual**
10 10  
11 11  
12 -
13 -
14 -
15 15  **Table of Contents:**
16 16  
17 -{{toc/}}
18 18  
19 19  
20 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
21 -(((
22 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
23 -)))
24 24  
25 25  
26 -
27 -
28 -
29 -
30 -
31 31  = 1.Introduction =
32 32  
33 33  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
... ... @@ -34,39 +34,25 @@
34 34  
35 35  (((
36 36  (((
37 -(((
38 -
39 -
40 40  The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
41 41  )))
42 -)))
43 43  
44 44  (((
45 -(((
46 46  RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
47 47  )))
48 -)))
49 49  
50 50  (((
51 -(((
52 52  (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
53 53  )))
54 -)))
55 55  
56 56  (((
57 -(((
58 58  (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
59 -)))
60 60  
61 -(((
62 62  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
63 -
64 -
65 65  )))
66 66  )))
67 -)))
68 68  
69 -(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
39 +[[image:1653267211009-519.png||height="419" width="724"]]
70 70  
71 71  
72 72  == 1.2 Specifications ==
... ... @@ -104,10 +104,8 @@
104 104  * Preamble detection.
105 105  * 127 dB Dynamic Range RSSI.
106 106  * Automatic RF Sense and CAD with ultra-fast AFC.
107 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
108 108  
109 -
110 -
111 111  == 1.3 Features ==
112 112  
113 113  * LoRaWAN Class A & Class C protocol (default Class C)
... ... @@ -119,8 +119,6 @@
119 119  * Support Modbus protocol
120 120  * Support Interrupt uplink (Since hardware version v1.2)
121 121  
122 -
123 -
124 124  == 1.4 Applications ==
125 125  
126 126  * Smart Buildings & Home Automation
... ... @@ -130,8 +130,6 @@
130 130  * Smart Cities
131 131  * Smart Factory
132 132  
133 -
134 -
135 135  == 1.5 Firmware Change log ==
136 136  
137 137  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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141 141  
142 142  (((
143 143  (((
144 -(((
145 145  v1.2: Add External Interrupt Pin.
146 -)))
147 147  
148 -(((
149 149  v1.0: Release
150 -)))
151 151  
152 152  
153 153  )))
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165 165  Once there is power, the RS485-LN will be on.
166 166  )))
167 167  
168 -(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
128 +[[image:1653268091319-405.png]]
169 169  
170 170  
171 171  )))
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175 175  == 3.1 How it works? ==
176 176  
177 177  (((
178 -(((
179 179  The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
180 -)))
181 181  
182 182  
183 183  )))
... ... @@ -186,7 +186,7 @@
186 186  
187 187  Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 
188 188  
189 -(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
147 +[[image:1653268155545-638.png||height="334" width="724"]]
190 190  
191 191  
192 192  (((
... ... @@ -198,15 +198,14 @@
198 198  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
199 199  )))
200 200  
201 -(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
159 +[[image:1653268227651-549.png||height="592" width="720"]]
202 202  
203 -
204 204  (((
205 -The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
162 +The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
206 206  )))
207 207  
208 208  (((
209 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
166 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
210 210  )))
211 211  
212 212  (((
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214 214  )))
215 215  )))
216 216  
217 -(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
174 +[[image:1652953462722-299.png]]
218 218  
219 -
220 220  (((
221 221  (((
222 222  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -223,34 +223,32 @@
223 223  )))
224 224  
225 225  (((
226 -**Add APP EUI in the application.**
182 +Add APP EUI in the application.
227 227  )))
228 228  )))
229 229  
230 -(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
186 +[[image:image-20220519174512-1.png]]
231 231  
232 -(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
188 +[[image:image-20220519174512-2.png||height="323" width="720"]]
233 233  
234 -(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
190 +[[image:image-20220519174512-3.png||height="556" width="724"]]
235 235  
236 -(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
192 +[[image:image-20220519174512-4.png]]
237 237  
238 238  You can also choose to create the device manually.
239 239  
240 -(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
196 +[[image:1652953542269-423.png||height="710" width="723"]]
241 241  
198 +Add APP KEY and DEV EUI
242 242  
200 +[[image:1652953553383-907.png||height="514" width="724"]]
243 243  
244 -**Add APP KEY and DEV EUI**
245 245  
246 -(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
247 -
248 -
249 249  (((
250 -(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
204 +**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
251 251  )))
252 252  
253 -(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
207 +[[image:1652953568895-172.png||height="232" width="724"]]
254 254  
255 255  
256 256  == 3.3 Configure Commands to read data ==
... ... @@ -257,15 +257,11 @@
257 257  
258 258  (((
259 259  (((
260 -(((
261 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
214 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
262 262  )))
263 -)))
264 264  
265 265  (((
266 -(((
267 267  (% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
268 -)))
269 269  
270 270  
271 271  )))
... ... @@ -275,19 +275,19 @@
275 275  
276 276  To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
277 277  
278 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
279 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
280 280  **AT Commands**
281 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
282 282  **Description**
283 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
284 284  **Example**
285 285  )))
286 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
287 287  AT+BAUDR
288 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
289 289  Set the baud rate (for RS485 connection). Default Value is: 9600.
290 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
291 291  (((
292 292  AT+BAUDR=9600
293 293  )))
... ... @@ -296,11 +296,11 @@
296 296  Options: (1200,2400,4800,14400,19200,115200)
297 297  )))
298 298  )))
299 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
300 300  AT+PARITY
301 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
302 302  Set UART parity (for RS485 connection)
303 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
304 304  (((
305 305  AT+PARITY=0
306 306  )))
... ... @@ -309,9 +309,9 @@
309 309  Option: 0: no parity, 1: odd parity, 2: even parity
310 310  )))
311 311  )))
312 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
313 313  AT+STOPBIT
314 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
315 315  (((
316 316  Set serial stopbit (for RS485 connection)
317 317  )))
... ... @@ -319,7 +319,7 @@
319 319  (((
320 320  
321 321  )))
322 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
323 323  (((
324 324  AT+STOPBIT=0 for 1bit
325 325  )))
... ... @@ -333,9 +333,6 @@
333 333  )))
334 334  )))
335 335  
336 -
337 -
338 -
339 339  === 3.3.2 Configure sensors ===
340 340  
341 341  (((
... ... @@ -344,25 +344,16 @@
344 344  )))
345 345  )))
346 346  
347 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
348 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
349 -|AT+CFGDEV|(% style="width:110px" %)(((
350 -(((
294 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296 +|AT+CFGDEV|(% style="width:418px" %)(((
351 351  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
352 -)))
353 353  
354 -(((
355 355  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
356 -)))
357 357  
358 -(((
359 359  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
360 -)))
361 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
302 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
362 362  
363 -
364 -
365 -
366 366  === 3.3.3 Configure read commands for each sampling ===
367 367  
368 368  (((
... ... @@ -375,7 +375,7 @@
375 375  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
376 376  
377 377  
378 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
316 +**Each RS485 commands include two parts:**
379 379  
380 380  ~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
381 381  
... ... @@ -386,14 +386,15 @@
386 386  
387 387  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
388 388  
327 +
389 389  Below are examples for the how above AT Commands works.
390 390  
391 391  
392 -(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
331 +**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
393 393  
394 394  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
395 395  |(% style="width:496px" %)(((
396 -(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
335 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
397 397  
398 398  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
399 399  
... ... @@ -405,10 +405,10 @@
405 405  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
406 406  
407 407  
408 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
347 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
409 409  
410 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
411 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
412 412  **AT+DATACUTx=a,b,c**
413 413  
414 414  * **a: length for the return of AT+COMMAND**
... ... @@ -418,21 +418,20 @@
418 418  
419 419  **Examples:**
420 420  
421 -* (% style="color:#037691" %)**Grab bytes**
360 +* Grab bytes:
422 422  
423 -(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
362 +[[image:image-20220602153621-1.png]]
424 424  
425 425  
426 -* (% style="color:#037691" %)**Grab a section**
365 +* Grab a section.
427 427  
428 -(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
367 +[[image:image-20220602153621-2.png]]
429 429  
430 430  
431 -* (% style="color:#037691" %)**Grab different sections**
370 +* Grab different sections.
432 432  
433 -(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
372 +[[image:image-20220602153621-3.png]]
434 434  
435 -
436 436  
437 437  )))
438 438  
... ... @@ -466,7 +466,7 @@
466 466  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
467 467  )))
468 468  
469 -(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
407 +[[image:1653269759169-150.png||height="513" width="716"]]
470 470  
471 471  
472 472  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -478,13 +478,12 @@
478 478  
479 479  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
480 480  
481 -
482 482  1. PAYVER: Defined by AT+PAYVER
483 483  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
484 484  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
485 485  1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
486 486  
487 -(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
424 +[[image:image-20220602155039-4.png]]
488 488  
489 489  
490 490  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -509,10 +509,9 @@
509 509  
510 510  Below are the uplink payloads:
511 511  
512 -(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
449 +[[image:1654157178836-407.png]]
513 513  
514 514  
515 -
516 516  === 3.3.5 Uplink on demand ===
517 517  
518 518  Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
... ... @@ -529,7 +529,7 @@
529 529  
530 530  RS485-LN support external Interrupt uplink since hardware v1.2 release.
531 531  
532 -(% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
468 +[[image:1654157342174-798.png]]
533 533  
534 534  Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
535 535  
... ... @@ -536,33 +536,33 @@
536 536  
537 537  == 3.4 Uplink Payload ==
538 538  
475 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
476 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
477 +|Value|(% style="width:120px" %)(((
478 +Battery(mV)
539 539  
540 -(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
480 +&
541 541  
482 +Interrupt _Flag
483 +)))|(% style="width:116px" %)(((
484 +PAYLOAD_VER
485 +
486 +
487 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
488 +
542 542  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
543 543  
544 544  
545 -== 3.5 Configure RS485-LN via AT or Downlink ==
492 +== 3.5 Configure RS485-BL via AT or Downlink ==
546 546  
547 -(((
548 548  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
549 -)))
550 550  
551 -(((
552 552  There are two kinds of Commands:
553 -)))
554 554  
555 -* (((
556 -(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
557 -)))
498 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
558 558  
559 -* (((
560 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
561 -)))
500 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
562 562  
563 -(((
564 -
565 -)))
566 566  
567 567  
568 568  === 3.5.1 Common Commands ===
... ... @@ -570,908 +570,570 @@
570 570  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
571 571  
572 572  
573 -=== 3.5.2 Sensor related commands ===
509 +=== 3.5.2 Sensor related commands: ===
574 574  
575 -Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server.
511 +==== Choose Device Type (RS485 or TTL) ====
576 576  
577 -(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
513 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
578 578  
579 -The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable)
515 +* AT Command
580 580  
517 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
581 581  
582 -=== 3.5.3 Sensor related commands ===
519 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
583 583  
584 584  
522 +* Downlink Payload
585 585  
524 +**0A aa**     à same as AT+MOD=aa
586 586  
587 -==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
588 588  
589 -(((
590 -This command is used to configure the RS485 devices; they won’t be used during sampling.
591 -)))
592 592  
593 -* (((
594 -(% style="color:#037691" %)**AT Command**
528 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
595 595  
596 -(((
597 -**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**  m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
598 -)))
599 -)))
530 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
600 600  
601 -(((
602 -
603 -)))
532 +* AT Command
604 604  
605 -* (((
606 -(% style="color:#037691" %)**Downlink Payload**
607 -)))
534 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
608 608  
609 -(((
610 -Format: A8 MM NN XX XX XX XX YY
611 -)))
536 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
612 612  
613 -(((
614 -Where:
615 -)))
616 616  
617 -* (((
618 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
619 -)))
620 -* (((
621 -NN: The length of RS485 command
622 -)))
623 -* (((
624 -XX XX XX XX: RS485 command total NN bytes
625 -)))
626 -* (((
627 -(((
628 -YY: How many bytes will be uplink from the return of this RS485 command,
629 -)))
630 630  
631 -* (((
632 -if YY=0, RS485-LN will execute the downlink command without uplink;
633 -)))
634 -* (((
635 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
636 -)))
637 -* (((
638 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
639 -)))
640 -)))
540 +* Downlink Payload
641 641  
642 -(((
643 -
542 +Format: A8 MM NN XX XX XX XX YY
644 644  
645 -**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
646 -)))
544 +Where:
647 647  
648 -(((
649 -To connect a Modbus Alarm with below commands.
650 -)))
546 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC
547 +* NN: The length of RS485 command
548 +* XX XX XX XX: RS485 command total NN bytes
549 +* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
651 651  
652 -* (((
653 -The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
654 -)))
551 +**Example 1:**
655 655  
656 -* (((
657 -The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
658 -)))
553 +To connect a Modbus Alarm with below commands.
659 659  
660 -(((
661 -
555 +* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
662 662  
557 +* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
558 +
663 663  So if user want to use downlink command to control to RS485 Alarm, he can use:
664 -)))
665 665  
666 -(((
667 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
668 -)))
561 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
669 669  
670 -(((
671 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
672 -)))
563 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
673 673  
674 -(((
675 675  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
676 -)))
677 677  
678 -(((
679 -
680 -)))
681 681  
682 -(((
683 -**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
684 -)))
568 +**Example 2:**
685 685  
686 -(((
687 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
688 -)))
570 +Check TTL Sensor return:
689 689  
690 -(((
691 -
692 -)))
572 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
693 693  
694 -(((
695 -(((
696 -RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:  **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
697 -)))
698 698  
699 -
700 -)))
701 701  
702 -(((
703 - (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
704 -)))
705 705  
577 +==== Set Payload version ====
706 706  
579 +This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
707 707  
581 +* AT Command:
708 708  
709 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
583 +AT+PAYVER: Set PAYVER field = 1
710 710  
711 -(((
712 -This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
713 -)))
714 714  
715 -* (((
716 -(% style="color:#037691" %)**AT Command:**
586 +* Downlink Payload:
717 717  
718 -**AT+PAYVER:  **Set PAYVER field = 1
588 +0xAE 01   à Set PAYVER field =  0x01
719 719  
720 -
721 -)))
722 -* (((
723 -(% style="color:#037691" %)**Downlink Payload:**
724 -)))
590 +0xAE 0F   à Set PAYVER field =  0x0F
725 725  
726 -(((
727 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
728 -)))
729 729  
730 -(((
731 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
732 -)))
593 +==== Set RS485 Sampling Commands ====
733 733  
595 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
734 734  
597 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
735 735  
736 736  
737 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
600 +* AT Command:
738 738  
739 -(((
740 -AT+COMMANDx or AT+DATACUTx
741 -)))
602 +AT+COMMANDx: Configure RS485 read command to sensor.
742 742  
743 -(((
744 -These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
745 -)))
604 +AT+DATACUTx: Configure how to handle return from RS485 devices.
746 746  
747 -(((
748 -
749 -)))
606 +AT+SEARCHx: Configure search command
750 750  
751 -* (((
752 -(% style="color:#037691" %)**AT Command:**
753 -)))
754 754  
755 -**AT+COMMANDx:  **Configure RS485 read command to sensor.
609 +* Downlink Payload:
756 756  
757 -**AT+DATACUTx:  **Configure how to handle return from RS485 devices.
611 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
758 758  
613 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
759 759  
760 -* (((
761 -(% style="color:#037691" %)**Downlink Payload:**
762 -)))
615 +Format: AF MM NN LL XX XX XX XX YY
763 763  
764 -(((
765 -**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
766 -)))
617 +Where:
767 767  
768 -(((
769 -(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
770 -)))
619 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
620 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
621 +* LL: The length of AT+COMMAND or AT+DATACUT command
622 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command
623 +* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
771 771  
772 -(((
773 -Format: AF MM NN LL XX XX XX XX YY
774 -)))
625 +Example:
775 775  
776 -(((
777 -Where:
778 -)))
627 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
779 779  
780 -* (((
781 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
782 -)))
783 -* (((
784 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
785 -)))
786 -* (((
787 -LL:  The length of AT+COMMAND or AT+DATACUT command
788 -)))
789 -* (((
790 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
791 -)))
792 -* (((
793 -YY:  If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
794 -)))
629 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
795 795  
796 -(((
797 -**Example:**
798 -)))
631 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
799 799  
800 -(((
801 -(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
802 -)))
803 803  
804 -(((
805 -(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
806 -)))
634 +0xAB downlink command can be used for set AT+SEARCHx
807 807  
808 -(((
809 -(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
810 -)))
636 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
811 811  
638 +* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
639 +* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
812 812  
641 +**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
813 813  
814 814  
815 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
644 +==== Fast command to handle MODBUS device ====
816 816  
817 -(((
818 818  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
819 -)))
820 820  
821 -(((
822 822  This command is valid since v1.3 firmware version
823 -)))
824 824  
825 -(((
826 -AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
827 -)))
828 828  
829 -(((
830 -
831 -)))
651 +AT+MBFUN has only two value:
832 832  
833 -(((
834 -**Example:**
835 -)))
653 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
836 836  
837 -* (((
838 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
839 -)))
840 -* (((
841 -AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
842 -)))
843 -* (((
844 -AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
845 -)))
655 +AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
846 846  
847 -(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
657 +* AT+MBFUN=0: Disable Modbus fast reading.
848 848  
849 -(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
659 +Example:
850 850  
661 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
662 +* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
663 +* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
851 851  
665 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
852 852  
853 853  
854 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
668 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
855 855  
856 -(((
857 -Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action.
858 -)))
859 859  
860 -(((
861 -Default value: 0, range:  0 ~~ 65 seconds
862 -)))
671 +* Downlink Commands:
863 863  
864 -* (((
865 -(% style="color:#037691" %)** AT Command:**
866 -)))
673 +A9 aa -à Same as AT+MBFUN=aa
867 867  
868 -(% class="box infomessage" %)
869 -(((
870 -(((
871 -**AT+CMDDLaa=hex(bb cc)*1000**
872 -)))
873 -)))
874 874  
875 -(((
876 -**Example:**
877 -)))
676 +==== RS485 command timeout ====
878 878  
879 -(((
880 -**AT+CMDDL1=1000** to send the open time to 1000ms
881 -)))
678 +Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
882 882  
883 -(((
884 -
885 -)))
680 +Default value: 0, range:  0 ~~ 5 seconds
886 886  
887 -* (((
888 -(% style="color:#037691" %)** Downlink Payload:**
889 -)))
890 890  
891 -(((
892 -**0x AA aa bb cc**
893 -)))
683 +* AT Command:
894 894  
895 -(((
896 -Same as: AT+CMDDLaa=hex(bb cc)*1000
897 -)))
685 +AT+CMDDLaa=hex(bb cc)
898 898  
899 -(((
900 - **Example:**
901 -)))
687 +Example:
902 902  
903 -(((
904 - 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
905 -)))
689 +**AT+CMDDL1=1000** to send the open time to 1000ms
906 906  
907 907  
692 +* Downlink Payload:
908 908  
694 +0x AA aa bb cc
909 909  
910 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
696 +Same as: AT+CMDDLaa=hex(bb cc)
911 911  
912 -(((
913 -Define to use one uplink or multiple uplinks for the sampling.
914 -)))
698 + Example:
915 915  
916 -(((
917 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
918 -)))
700 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
919 919  
920 -* (((
921 -(% style="color:#037691" %)** AT Command:**
922 -)))
923 923  
924 -**AT+DATAUP=0**
703 +==== [[Uplink>>path:#downlink_A8]] payload mode ====
925 925  
926 -**AT+DATAUP=1**
705 +Define to use one uplink or multiple uplinks for the sampling.
927 927  
707 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
928 928  
929 -* (((
930 -(% style="color:#037691" %)** Downlink Payload:**
931 -)))
709 +* AT Command:
932 932  
933 -(((
934 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
935 -)))
711 +AT+DATAUP=0
936 936  
937 -(((
938 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
939 -)))
713 +AT+DATAUP=1
940 940  
941 941  
716 +* Downlink Payload:
942 942  
718 +0xAD 00   à Same as AT+DATAUP=0
943 943  
944 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
720 +0xAD 01   à Same as AT+DATAUP=1
945 945  
946 -(((
947 -Ask device to send an uplink immediately.
948 -)))
949 949  
950 -* (((
951 -(% style="color:#037691" %)** AT Command:**
952 -)))
723 +==== Manually trigger an Uplink ====
953 953  
954 -(((
955 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
956 -)))
725 +Ask device to send an uplink immediately.
957 957  
958 -(((
959 -
960 -)))
727 +* Downlink Payload:
961 961  
962 -* (((
963 -(% style="color:#037691" %)** Downlink Payload:**
964 -)))
729 +0x08 FF, RS485-BL will immediately send an uplink.
965 965  
966 -(((
967 -**0x08 FF**, RS485-LN will immediately send an uplink.
968 -)))
969 969  
732 +==== Clear RS485 Command ====
970 970  
971 -
972 -
973 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
974 -
975 -(((
976 976  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
977 -)))
978 978  
979 -* (((
980 -(% style="color:#037691" %)** AT Command:**
981 -)))
982 982  
983 -(((
737 +* AT Command:
738 +
984 984  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
985 -)))
986 986  
987 -(((
988 988  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
989 -)))
990 990  
991 -(((
992 992  Example screen shot after clear all RS485 commands. 
993 -)))
994 994  
995 -(((
996 -
997 -)))
998 998  
999 -(((
746 +
1000 1000  The uplink screen shot is:
1001 -)))
1002 1002  
1003 -(% aria-label="1654160691922-496.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654160691922-496.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
749 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1004 1004  
1005 1005  
1006 -* (((
1007 -(% style="color:#037691" %)** Downlink Payload:**
1008 -)))
752 +* Downlink Payload:
1009 1009  
1010 -(((
1011 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1012 -)))
754 +0x09 aa bb same as AT+CMDEAR=aa,bb
1013 1013  
1014 1014  
757 +==== Set Serial Communication Parameters ====
1015 1015  
1016 -
1017 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1018 -
1019 -(((
1020 1020  Set the Rs485 serial communication parameters:
1021 -)))
1022 1022  
1023 -* (((
1024 -(% style="color:#037691" %)** AT Command:**
1025 -)))
761 +* AT Command:
1026 1026  
1027 -(((
1028 1028  Set Baud Rate:
1029 -)))
1030 1030  
765 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1031 1031  
1032 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1033 1033  
768 +Set UART parity
1034 1034  
1035 -(((
1036 -Set UART Parity
1037 -)))
770 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1038 1038  
1039 1039  
1040 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1041 -
1042 -
1043 -(((
1044 1044  Set STOPBIT
1045 -)))
1046 1046  
775 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1047 1047  
1048 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1049 1049  
778 +* Downlink Payload:
1050 1050  
1051 -* (((
1052 -(% style="color:#037691" %)** Downlink Payload:**
1053 -)))
780 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1054 1054  
1055 -(((
1056 -**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1057 -)))
782 +Example:
1058 1058  
1059 -(((
1060 -**Example:**
1061 -)))
784 +* A7 01 00 60   same as AT+BAUDR=9600
785 +* A7 01 04 80  same as AT+BAUDR=115200
1062 1062  
1063 -* (((
1064 -A7 01 00 60   same as AT+BAUDR=9600
1065 -)))
1066 -* (((
1067 -A7 01 04 80  same as AT+BAUDR=115200
1068 -)))
1069 -
1070 -(((
1071 1071  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1072 -)))
1073 1073  
1074 -(((
1075 1075  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1076 -)))
1077 1077  
1078 1078  
792 +==== Control output power duration ====
1079 1079  
794 +User can set the output power duration before each sampling.
1080 1080  
1081 -== 3.6 Listening mode for RS485 network ==
796 +* AT Command:
1082 1082  
1083 -(((
1084 -This feature support since firmware v1.4
1085 -)))
798 +Example:
1086 1086  
1087 -(((
1088 -RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN.
1089 -)))
800 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1090 1090  
1091 -(% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
802 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1092 1092  
1093 -(((
1094 -To enable the listening mode, use can run the command AT+RXMODE.
1095 -)))
1096 1096  
1097 -(((
1098 -
1099 -)))
805 +* LoRaWAN Downlink Command:
1100 1100  
1101 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1102 -|=(% style="width: 100px;" %)(((
1103 -**Command example**
1104 -)))|=(% style="width: 400px;" %)(((
1105 -**Function**
1106 -)))
1107 -|(% style="width:100px" %)(((
1108 -AT+RXMODE=1,10
1109 -)))|(% style="width:400px" %)(((
1110 -Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1111 -)))
1112 -|(% style="width:100px" %)(((
1113 -AT+RXMODE=2,500
1114 -)))|(% style="width:400px" %)(((
1115 -Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1116 -)))
1117 -|(% style="width:100px" %)(((
1118 -AT+RXMODE=0,0
1119 -)))|(% style="width:400px" %)(((
1120 -Disable listening mode. This is the default settings.
1121 -)))
1122 -|(% style="width:100px" %)(((
1123 -
1124 -)))|(% style="width:400px" %)(((
1125 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1126 -)))
807 +07 01 aa bb  Same as AT+5VT=(aa bb)
1127 1127  
1128 -(((
1129 -**Downlink Command:**
1130 -)))
809 +07 02 aa bb  Same as AT+3V3T=(aa bb)
1131 1131  
1132 -(((
1133 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1134 -)))
1135 1135  
1136 -(((
1137 -
1138 -)))
1139 1139  
1140 -(((
1141 -**Example**:
1142 -)))
1143 1143  
1144 -(((
1145 -The RS485-LN is set to AT+RXMODE=2,1000
1146 -)))
814 +1.
815 +11. Buttons
1147 1147  
1148 -(((
1149 -There is a two Modbus commands in the RS485 network as below:
1150 -)))
817 +|**Button**|**Feature**
818 +|**RST**|Reboot RS485-BL
1151 1151  
1152 -(((
1153 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1154 -)))
820 +1.
821 +11. +3V3 Output
1155 1155  
1156 -(((
1157 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1158 -)))
823 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1159 1159  
1160 -(((
1161 -RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b  (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1162 -)))
825 +The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1163 1163  
1164 -(((
1165 -(% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1166 -)))
1167 1167  
1168 -(((
1169 -
1170 -)))
828 +The +3V3 output time can be controlled by AT Command.
1171 1171  
1172 -(((
1173 -(((
1174 -(% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.
1175 -)))
1176 -)))
830 +**AT+3V3T=1000**
1177 1177  
832 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1178 1178  
1179 -== 3.7 Buttons ==
1180 1180  
835 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1181 1181  
1182 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1183 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1184 -|(% style="width:50px" %)**ACT**|(% style="width:361px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1185 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1186 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1187 1187  
1188 -== 3.8 LEDs ==
838 +1.
839 +11. +5V Output
1189 1189  
841 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1190 1190  
1191 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1192 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1193 -|**PWR**|Always on if there is power
1194 -|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
843 +The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1195 1195  
1196 -= 4. Case Study =
1197 1197  
1198 -User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
846 +The 5V output time can be controlled by AT Command.
1199 1199  
848 +**AT+5VT=1000**
1200 1200  
1201 -= 5. Use AT Command =
850 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1202 1202  
1203 -== 5.1 Access AT Command ==
1204 1204  
1205 -(((
1206 -RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below.
1207 -)))
853 +By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1208 1208  
1209 -(% aria-label="1654162355560-817.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162355560-817.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1210 1210  
1211 1211  
1212 -(((
1213 -In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference:
1214 -)))
1215 1215  
1216 -(% aria-label="1654162368066-342.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162368066-342.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
858 +1.
859 +11. LEDs
1217 1217  
861 +|**LEDs**|**Feature**
862 +|**LED1**|Blink when device transmit a packet.
1218 1218  
1219 -(((
1220 -More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
864 +1.
865 +11. Switch Jumper
866 +
867 +|**Switch Jumper**|**Feature**
868 +|**SW1**|(((
869 +ISP position: Upgrade firmware via UART
870 +
871 +Flash position: Configure device, check running status.
1221 1221  )))
873 +|**SW2**|(((
874 +5V position: set to compatible with 5v I/O.
1222 1222  
876 +3.3v position: set to compatible with 3.3v I/O.,
877 +)))
1223 1223  
879 ++3.3V: is always ON
1224 1224  
1225 -== 5.2 Common AT Command Sequence ==
881 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1226 1226  
1227 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
883 +1. Case Study
1228 1228  
1229 -If device has not joined network yet:
885 +User can check this URL for some case studies.
1230 1230  
1231 -(% class="box infomessage" %)
1232 -(((
1233 -**AT+FDR**
1234 -)))
887 +[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
1235 1235  
1236 -(% class="box infomessage" %)
1237 -(((
1238 -**AT+NJM=0**
1239 -)))
1240 1240  
1241 -(% class="box infomessage" %)
1242 -(((
1243 -**ATZ**
1244 -)))
1245 1245  
1246 1246  
1247 -(((
1248 -If device already joined network:
1249 -)))
892 +1. Use AT Command
893 +11. Access AT Command
1250 1250  
1251 -(% class="box infomessage" %)
1252 -(((
1253 -**AT+NJM=0**
1254 -)))
895 +RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1255 1255  
1256 -(% class="box infomessage" %)
1257 -(((
1258 -**ATZ**
1259 -)))
897 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1260 1260  
1261 1261  
1262 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
900 +In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1263 1263  
902 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1264 1264  
1265 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1266 1266  
1267 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1268 1268  
1269 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
906 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1270 1270  
1271 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
1272 1272  
1273 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1274 1274  
1275 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
910 +1.
911 +11. Common AT Command Sequence
912 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1276 1276  
1277 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
914 +If device has not joined network yet:
1278 1278  
1279 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
916 +AT+FDR
1280 1280  
1281 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
918 +AT+NJM=0
1282 1282  
1283 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
920 +ATZ
1284 1284  
1285 1285  
1286 -(% style="color:red" %)**Note:**
923 +If device already joined network:
1287 1287  
1288 -(((
1289 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1290 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1291 -3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1292 -4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1293 -)))
925 +AT+NJM=0
1294 1294  
1295 -(% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
927 +ATZ
1296 1296  
929 +1.
930 +11.
931 +111. Single-channel ABP mode (Use with LG01/LG02)
1297 1297  
1298 -= 6. FAQ =
933 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1299 1299  
1300 -== 6.1 How to upgrade the image? ==
935 +AT+NJM=0 Set to ABP mode
1301 1301  
1302 -(((
1303 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1304 -)))
937 +AT+ADR=0 Set the Adaptive Data Rate Off
1305 1305  
1306 -* (((
1307 -Support new features
1308 -)))
1309 -* (((
1310 -For bug fix
1311 -)))
1312 -* (((
1313 -Change LoRaWAN bands.
1314 -)))
939 +AT+DR=5  Set Data Rate
1315 1315  
1316 -(((
1317 -Below shows the hardware connection for how to upload an image to RS485-LN:
1318 -)))
941 +AT+TDC=60000  Set transmit interval to 60 seconds
1319 1319  
1320 -(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
943 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1321 1321  
1322 -(((
1323 -**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1324 -)))
945 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1325 1325  
1326 -(((
1327 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1328 -)))
947 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1329 1329  
1330 -(((
1331 -**Step3: **Open flashloader; choose the correct COM port to update.
1332 -)))
949 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1333 1333  
1334 -(((
1335 -(((
1336 -(((
1337 -(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
1338 -)))
1339 -)))
1340 -)))
951 +ATZ          Reset MCU
1341 1341  
953 +**Note:**
1342 1342  
1343 -(% aria-label="image-20220602175818-12.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175818-12.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
955 +1. Make sure the device is set to ABP mode in the IoT Server.
956 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
957 +1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
958 +1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1344 1344  
960 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1345 1345  
1346 -(% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1347 1347  
963 +1. FAQ
964 +11. How to upgrade the image?
1348 1348  
1349 -(% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
966 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1350 1350  
968 +* Support new features
969 +* For bug fix
970 +* Change LoRaWAN bands.
1351 1351  
1352 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
972 +Below shows the hardware connection for how to upload an image to RS485-BL:
1353 1353  
1354 -(% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
974 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1355 1355  
976 +**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1356 1356  
1357 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
978 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1358 1358  
1359 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
980 +**Step3: **Open flashloader; choose the correct COM port to update.
1360 1360  
1361 1361  
1362 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
983 +|(((
984 +HOLD PRO then press the RST button, SYS will be ON, then click next
985 +)))
1363 1363  
1364 -The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
987 +|(((
988 +Board detected
989 +)))
1365 1365  
991 +|(((
992 +
993 +)))
1366 1366  
1367 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
995 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
1368 1368  
1369 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1370 1370  
1371 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1372 1372  
999 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1373 1373  
1374 -= 7. Trouble Shooting =
1375 1375  
1376 -== 7.1 Downlink doesn’t work, how to solve it? ==
1002 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1377 1377  
1378 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1379 1379  
1005 +1.
1006 +11. How to change the LoRa Frequency Bands/Region?
1380 1380  
1381 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1008 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1382 1382  
1383 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1384 1384  
1385 1385  
1386 -= 8. Order Info =
1012 +1.
1013 +11. How many RS485-Slave can RS485-BL connects?
1387 1387  
1388 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1015 +The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
1389 1389  
1390 -(% style="color:blue" %)**XXX:**
1391 1391  
1392 -* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1393 -* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1394 -* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1395 -* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1396 -* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1397 -* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1398 -* (% style="color:blue" %)**US915**(%%): frequency bands US915
1399 -* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1400 -* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1401 -* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1402 1402  
1403 -= 9.Packing Info =
1404 1404  
1020 +1. Trouble Shooting     
1021 +11. Downlink doesn’t work, how to solve it?
1405 1405  
1406 -**Package Includes**:
1023 +Please see this link for debug:
1407 1407  
1408 -* RS485-LN x 1
1409 -* Stick Antenna for LoRa RF part x 1
1410 -* Program cable x 1
1025 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1411 1411  
1412 -**Dimension and weight**:
1413 1413  
1414 -* Device Size: 13.5 x 7 x 3 cm
1415 -* Device Weight: 105g
1416 -* Package Size / pcs : 14.5 x 8 x 5 cm
1417 -* Weight / pcs : 170g
1418 1418  
1419 -= 10. FCC Caution for RS485LN-US915 =
1029 +1.
1030 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1420 1420  
1421 -(((
1422 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1423 -)))
1032 +It might about the channels mapping. Please see for detail.
1424 1424  
1425 -(((
1426 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
1427 -)))
1034 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1428 1428  
1429 -(((
1430 -
1431 -)))
1432 1432  
1433 -(((
1434 -**IMPORTANT NOTE:**
1435 -)))
1436 1436  
1437 -(((
1438 -**Note: **This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1439 -)))
1038 +1. Order Info
1440 1440  
1441 -(((
1442 -—Reorient or relocate the receiving antenna.
1443 -)))
1040 +**Part Number: RS485-BL-XXX**
1444 1444  
1445 -(((
1446 -—Increase the separation between the equipment and receiver.
1447 -)))
1042 +**XXX:**
1448 1448  
1449 -(((
1450 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1451 -)))
1044 +* **EU433**: frequency bands EU433
1045 +* **EU868**: frequency bands EU868
1046 +* **KR920**: frequency bands KR920
1047 +* **CN470**: frequency bands CN470
1048 +* **AS923**: frequency bands AS923
1049 +* **AU915**: frequency bands AU915
1050 +* **US915**: frequency bands US915
1051 +* **IN865**: frequency bands IN865
1052 +* **RU864**: frequency bands RU864
1053 +* **KZ865: **frequency bands KZ865
1452 1452  
1453 -(((
1454 -—Consult the dealer or an experienced radio/TV technician for help.
1455 -)))
1055 +1. Packing Info
1456 1456  
1457 -(((
1458 -
1459 -)))
1057 +**Package Includes**:
1460 1460  
1461 -(((
1462 -**FCC Radiation Exposure Statement:**
1463 -)))
1059 +* RS485-BL x 1
1060 +* Stick Antenna for LoRa RF part x 1
1061 +* Program cable x 1
1464 1464  
1465 -(((
1466 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
1467 -)))
1063 +**Dimension and weight**:
1468 1468  
1065 +* Device Size: 13.5 x 7 x 3 cm
1066 +* Device Weight: 105g
1067 +* Package Size / pcs : 14.5 x 8 x 5 cm
1068 +* Weight / pcs : 170g
1469 1469  
1470 -= 11. Support =
1070 +1. Support
1471 1471  
1472 -* (((
1473 -Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1474 -)))
1475 -* (((
1476 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
1477 -)))
1072 +* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1073 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1074 +
1075 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1654159460680-153.png
Author
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