Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 79.2 >
edited by Xiaoling
on 2022/10/13 17:07
To version < 64.2 >
edited by Xiaoling
on 2022/07/04 10:10
>
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Summary

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12 12  
13 13  
14 14  
15 +
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15 15  **Table of Contents:**
16 16  
17 17  {{toc/}}
... ... @@ -30,7 +30,6 @@
30 30  
31 31  = 1.Introduction =
32 32  
33 -
34 34  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
35 35  
36 36  (((
... ... @@ -70,11 +70,10 @@
70 70  (% 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" %)​
71 71  
72 72  
73 -
74 74  == 1.2 Specifications ==
75 75  
76 76  
77 -(% style="color:#037691" %)**Hardware System:**
80 +**Hardware System:**
78 78  
79 79  * STM32L072CZT6 MCU
80 80  * SX1276/78 Wireless Chip 
... ... @@ -82,12 +82,12 @@
82 82  ** Idle: 32mA@12v
83 83  ** 20dB Transmit: 65mA@12v
84 84  
85 -(% style="color:#037691" %)**Interface for Model:**
88 +**Interface for Model:**
86 86  
87 87  * RS485
88 88  * Power Input 7~~ 24V DC. 
89 89  
90 -(% style="color:#037691" %)**LoRa Spec:**
93 +**LoRa Spec:**
91 91  
92 92  * Frequency Range:
93 93  ** Band 1 (HF): 862 ~~ 1020 Mhz
... ... @@ -110,11 +110,11 @@
110 110  
111 111  
112 112  
116 +
113 113  == 1.3 Features ==
114 114  
115 -
116 116  * LoRaWAN Class A & Class C protocol (default Class C)
117 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
120 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
118 118  * AT Commands to change parameters
119 119  * Remote configure parameters via LoRa Downlink
120 120  * Firmware upgradable via program port
... ... @@ -124,9 +124,9 @@
124 124  
125 125  
126 126  
130 +
127 127  == 1.4 Applications ==
128 128  
129 -
130 130  * Smart Buildings & Home Automation
131 131  * Logistics and Supply Chain Management
132 132  * Smart Metering
... ... @@ -136,16 +136,14 @@
136 136  
137 137  
138 138  
142 +
139 139  == 1.5 Firmware Change log ==
140 140  
141 -
142 142  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
143 143  
144 144  
145 -
146 146  == 1.6 Hardware Change log ==
147 147  
148 -
149 149  (((
150 150  (((
151 151  (((
... ... @@ -156,7 +156,6 @@
156 156  v1.0: Release
157 157  )))
158 158  
159 -
160 160  
161 161  )))
162 162  )))
... ... @@ -163,7 +163,6 @@
163 163  
164 164  = 2. Power ON Device =
165 165  
166 -
167 167  (((
168 168  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
169 169  
... ... @@ -176,31 +176,25 @@
176 176  
177 177  (% 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" %)​
178 178  
179 -
180 180  
181 181  )))
182 182  
183 183  = 3. Operation Mode =
184 184  
185 -
186 186  == 3.1 How it works? ==
187 187  
188 -
189 189  (((
190 190  (((
191 191  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.
192 192  )))
193 193  
194 -
195 195  
196 196  )))
197 197  
198 198  == 3.2 Example to join LoRaWAN network ==
199 199  
200 -
201 201  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. 
202 202  
203 -
204 204  (% 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" %)​
205 205  
206 206  
... ... @@ -211,8 +211,6 @@
211 211  
212 212  (((
213 213  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
214 -
215 -
216 216  )))
217 217  
218 218  (% 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" %)​
... ... @@ -220,8 +220,6 @@
220 220  
221 221  (((
222 222  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:
223 -
224 -
225 225  )))
226 226  
227 227  (((
... ... @@ -239,8 +239,6 @@
239 239  (((
240 240  (((
241 241  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
242 -
243 -
244 244  )))
245 245  
246 246  (((
... ... @@ -254,11 +254,8 @@
254 254  
255 255  (% 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" %)​
256 256  
257 -(% 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"]]
244 +(% 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" %)​
258 258  
259 -
260 -(% title="Click and drag to resize" %)​
261 -
262 262  You can also choose to create the device manually.
263 263  
264 264  (% 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" %)​
... ... @@ -270,45 +270,35 @@
270 270  (% 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" %)​
271 271  
272 272  
273 -
274 274  (((
275 275  (% 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.
276 -
277 -
278 278  )))
279 279  
280 280  (% 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" %)​
281 281  
282 282  
283 -
284 284  == 3.3 Configure Commands to read data ==
285 285  
286 -
287 287  (((
288 288  (((
289 289  (((
290 290  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.
291 -
292 -
293 293  )))
294 294  )))
295 295  
296 296  (((
297 297  (((
298 -(% 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**
275 +(% 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
299 299  )))
300 300  
301 -
302 302  
303 303  )))
304 304  )))
305 305  
306 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
282 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
307 307  
308 -
309 309  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:
310 310  
311 -
312 312  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
313 313  |=(% style="width: 110px;" %)(((
314 314  **AT Commands**
... ... @@ -369,14 +369,12 @@
369 369  
370 370  
371 371  
346 +
372 372  === 3.3.2 Configure sensors ===
373 373  
374 -
375 375  (((
376 376  (((
377 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
378 -
379 -
351 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
380 380  )))
381 381  )))
382 382  
... ... @@ -398,9 +398,9 @@
398 398  
399 399  
400 400  
373 +
401 401  === 3.3.3 Configure read commands for each sampling ===
402 402  
403 -
404 404  (((
405 405  During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
406 406  
... ... @@ -413,7 +413,6 @@
413 413  
414 414  (% style="color:#037691" %)**Each RS485 commands include two parts:**
415 415  
416 -
417 417  ~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.
418 418  
419 419  2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
... ... @@ -442,7 +442,7 @@
442 442  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
443 443  
444 444  
445 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
416 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
446 446  
447 447  (% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
448 448  |(% style="width:510px" %)(((
... ... @@ -455,19 +455,16 @@
455 455  
456 456  **Examples:**
457 457  
458 -
459 459  * (% style="color:#037691" %)**Grab bytes**
460 460  
461 461  (% 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" %)​
462 462  
463 463  
464 -
465 465  * (% style="color:#037691" %)**Grab a section**
466 466  
467 467  (% 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" %)​
468 468  
469 469  
470 -
471 471  * (% style="color:#037691" %)**Grab different sections**
472 472  
473 473  (% 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" %)​
... ... @@ -478,7 +478,6 @@
478 478  
479 479  === 3.3.4 Compose the uplink payload ===
480 480  
481 -
482 482  (((
483 483  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
484 484  
... ... @@ -496,16 +496,18 @@
496 496  )))
497 497  
498 498  (((
499 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
466 +Final Payload is
500 500  )))
501 501  
502 502  (((
503 -Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
470 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
471 +)))
504 504  
505 -
473 +(((
474 +Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
506 506  )))
507 507  
508 -[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)​
477 +(% 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" %)​
509 509  
510 510  
511 511  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -513,9 +513,11 @@
513 513  
514 514  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
515 515  
516 -Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
485 +Final Payload is
517 517  
487 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
518 518  
489 +
519 519  1. PAYVER: Defined by AT+PAYVER
520 520  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
521 521  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
... ... @@ -533,9 +533,8 @@
533 533  DATA3=the rest of Valid value of RETURN10= **30**
534 534  
535 535  
536 -(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:**
507 +(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
537 537  
538 -
539 539   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
540 540  
541 541   * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
... ... @@ -545,15 +545,8 @@
545 545   ~* For all other bands: max 51 bytes for each uplink.
546 546  
547 547  
548 -(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
549 -
550 -(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
551 -
552 -
553 -
554 554  Below are the uplink payloads:
555 555  
556 -
557 557  (% 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" %)​
558 558  
559 559  
... ... @@ -560,61 +560,35 @@
560 560  
561 561  === 3.3.5 Uplink on demand ===
562 562  
563 -
564 564  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.
565 565  
566 -(% style="color:blue" %)**Downlink control command:**
528 +Downlink control command:
567 567  
568 -(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
530 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
569 569  
570 -(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
532 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
571 571  
572 572  
573 573  
574 574  === 3.3.6 Uplink on Interrupt ===
575 575  
576 -
577 577  RS485-LN support external Interrupt uplink since hardware v1.2 release.
578 578  
579 -
580 580  (% 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" %)​
581 581  
582 582  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.
583 583  
584 584  
585 -
586 586  == 3.4 Uplink Payload ==
587 587  
588 588  
589 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
590 -|(% style="width:90px" %)(((
591 -Size(bytes)
592 -)))|(% style="width:114px" %)1|(% style="width:353px" %)(((
593 -Length depends on the return from the commands
594 -)))
595 -|(% style="width:90px" %)(((
596 -Value
597 -)))|(% style="width:114px" %)(((
598 -PAYLOAD_VER
599 -)))|(% style="width:353px" %)(((
600 -If the valid payload is too long and exceed the maximum
548 +(% 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" %)​
601 601  
602 -support payload length in server, server will show payload not
603 -
604 -provided in the LoRaWAN server.
605 -)))
606 -
607 -(% 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"]]
608 -
609 -(% title="Click and drag to resize" %)​
610 -
611 611  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
612 612  
613 613  
614 -
615 615  == 3.5 Configure RS485-LN via AT or Downlink ==
616 616  
617 -
618 618  (((
619 619  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
620 620  )))
... ... @@ -636,24 +636,17 @@
636 636  )))
637 637  
638 638  
639 -
640 640  === 3.5.1 Common Commands ===
641 641  
642 -
643 643  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]]
644 644  
645 645  
581 +=== 3.5.2 Sensor related commands ===
646 646  
647 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
648 -
649 -
650 650  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.
651 651  
585 +(% 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"]](% title="Click and drag to resize" %)​
652 652  
653 -(% 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"]]
654 -
655 -(% title="Click and drag to resize" %)​
656 -
657 657  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)
658 658  
659 659  
... ... @@ -665,16 +665,15 @@
665 665  
666 666  ==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
667 667  
668 -
669 669  (((
670 -This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
599 +This command is used to configure the RS485 devices; they won’t be used during sampling.
671 671  )))
672 672  
673 -(((
674 -* (% style="color:#037691" %)**AT Command**
602 +* (((
603 +(% style="color:#037691" %)**AT Command**
675 675  
676 676  (((
677 -(% style="color:#4472c4" %)** 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
606 +**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
678 678  )))
679 679  )))
680 680  
... ... @@ -687,7 +687,7 @@
687 687  )))
688 688  
689 689  (((
690 -Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
619 +Format: A8 MM NN XX XX XX XX YY
691 691  )))
692 692  
693 693  (((
... ... @@ -722,7 +722,7 @@
722 722  (((
723 723  
724 724  
725 -(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
654 +**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
726 726  )))
727 727  
728 728  (((
... ... @@ -760,7 +760,7 @@
760 760  )))
761 761  
762 762  (((
763 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
692 +**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
764 764  )))
765 765  
766 766  (((
... ... @@ -788,50 +788,34 @@
788 788  
789 789  ==== (% style="color:blue" %)**Set Payload version**(%%) ====
790 790  
791 -
792 792  (((
793 793  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.
794 794  )))
795 795  
796 -(((
797 -* (% style="color:#037691" %)**AT Command:**
724 +* (((
725 +(% style="color:#037691" %)**AT Command:**
798 798  
799 -(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
727 +**AT+PAYVER:    **Set PAYVER field = 1
800 800  
801 801  
802 802  )))
803 -
804 804  * (((
805 805  (% style="color:#037691" %)**Downlink Payload:**
806 806  )))
807 807  
808 808  (((
809 -(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
736 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
810 810  )))
811 811  
812 812  (((
813 -(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
740 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
814 814  )))
815 815  
816 816  
817 -**1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
818 818  
819 819  
820 -[[image:image-20220824145428-2.png||height="168" width="1300"]]
821 -
822 -
823 -
824 -**2 )  if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.**
825 -
826 -
827 -[[image:image-20220824145428-3.png||height="308" width="1200"]]
828 -
829 -
830 -
831 -
832 832  ==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
833 833  
834 -
835 835  (((
836 836  AT+COMMANDx or AT+DATACUTx
837 837  )))
... ... @@ -848,9 +848,9 @@
848 848  (% style="color:#037691" %)**AT Command:**
849 849  )))
850 850  
851 -(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
764 +**AT+COMMANDx:    **Configure RS485 read command to sensor.
852 852  
853 -(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
766 +**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
854 854  
855 855  
856 856  * (((
... ... @@ -858,19 +858,15 @@
858 858  )))
859 859  
860 860  (((
861 -(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
862 -
863 -
774 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
864 864  )))
865 865  
866 866  (((
867 -(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
868 -
869 -
778 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
870 870  )))
871 871  
872 872  (((
873 -Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
782 +Format: AF MM NN LL XX XX XX XX YY
874 874  )))
875 875  
876 876  (((
... ... @@ -916,9 +916,8 @@
916 916  
917 917  ==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
918 918  
919 -
920 920  (((
921 -(% style="color:#4472c4" %)** 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]].
829 +**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]].
922 922  )))
923 923  
924 924  (((
... ... @@ -949,10 +949,8 @@
949 949  
950 950  )))
951 951  
952 -(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
860 +(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% title="Click and drag to resize" %)​
953 953  
954 -(% title="Click and drag to resize" %)​
955 -
956 956  (% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %)​
957 957  
958 958  
... ... @@ -960,7 +960,6 @@
960 960  
961 961  ==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
962 962  
963 -
964 964  (((
965 965  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.
966 966  )))
... ... @@ -969,10 +969,10 @@
969 969  Default value: 0, range:  0 ~~ 65 seconds
970 970  )))
971 971  
972 -(((
973 -* (% style="color:#037691" %)** AT Command:**
877 +* (((
878 +(% style="color:#037691" %)** AT Command:**
974 974  
975 -(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
880 +**AT+CMDDLaa=hex(bb cc)*1000**
976 976  )))
977 977  
978 978  (((
... ... @@ -982,7 +982,7 @@
982 982  )))
983 983  
984 984  (((
985 -(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
890 +**AT+CMDDL1=1000** to send the open time to 1000ms
986 986  )))
987 987  
988 988  (((
... ... @@ -994,12 +994,14 @@
994 994  )))
995 995  
996 996  (((
997 -(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
902 +**0x AA aa bb cc**
998 998  )))
999 999  
1000 1000  (((
1001 -
906 +Same as: AT+CMDDLaa=hex(bb cc)*1000
907 +)))
1002 1002  
909 +(((
1003 1003  **Example:**
1004 1004  )))
1005 1005  
... ... @@ -1012,7 +1012,6 @@
1012 1012  
1013 1013  ==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
1014 1014  
1015 -
1016 1016  (((
1017 1017  Define to use one uplink or multiple uplinks for the sampling.
1018 1018  )))
... ... @@ -1023,19 +1023,13 @@
1023 1023  
1024 1024  )))
1025 1025  
1026 -(((
1027 -* (% style="color:#037691" %)** AT Command:**
1028 -
1029 -(% style="color:#4472c4" %)** AT+DATAUP=0**
1030 -
1031 -(% style="color:#4472c4" %)** AT+DATAUP=1**
1032 -
1033 -
932 +* (((
933 +(% style="color:#037691" %)** AT Command:**
1034 1034  )))
1035 1035  
1036 -(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
936 +**AT+DATAUP=0**
1037 1037  
1038 -Each uplink is sent to the server at 20-second intervals when segmented.
938 +**AT+DATAUP=1**
1039 1039  
1040 1040  
1041 1041  * (((
... ... @@ -1042,32 +1042,19 @@
1042 1042  (% style="color:#037691" %)** Downlink Payload:**
1043 1043  )))
1044 1044  
1045 -(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
1046 -
1047 -(% style="color:#4472c4" %)** 0xAD 01**  (%%) **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
1048 -
1049 -
1050 -* (((
1051 -(% style="color:#037691" %)** AT Command:**
945 +(((
946 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
1052 1052  )))
1053 1053  
1054 -(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
1055 -
1056 -
1057 -* (((
1058 -(% style="color:#037691" %)** Downlink Payload:**
949 +(((
950 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
1059 1059  )))
1060 1060  
1061 -(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
1062 1062  
1063 -Each uplink is sent to the server at 20-second intervals when segmented.
1064 1064  
1065 1065  
1066 -
1067 -
1068 1068  ==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1069 1069  
1070 -
1071 1071  (((
1072 1072  Ask device to send an uplink immediately.
1073 1073  )))
... ... @@ -1089,7 +1089,7 @@
1089 1089  )))
1090 1090  
1091 1091  (((
1092 -(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
979 +**0x08 FF**, RS485-LN will immediately send an uplink.
1093 1093  )))
1094 1094  
1095 1095  
... ... @@ -1097,7 +1097,6 @@
1097 1097  
1098 1098  ==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1099 1099  
1100 -
1101 1101  (((
1102 1102  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1103 1103  
... ... @@ -1109,12 +1109,10 @@
1109 1109  )))
1110 1110  
1111 1111  (((
1112 -(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
998 +**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1113 1113  )))
1114 1114  
1115 1115  (((
1116 -
1117 -
1118 1118  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1119 1119  )))
1120 1120  
... ... @@ -1138,7 +1138,7 @@
1138 1138  )))
1139 1139  
1140 1140  (((
1141 -(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
1025 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1142 1142  )))
1143 1143  
1144 1144  
... ... @@ -1146,20 +1146,21 @@
1146 1146  
1147 1147  ==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1148 1148  
1149 -
1150 1150  (((
1151 1151  Set the Rs485 serial communication parameters:
1152 1152  )))
1153 1153  
1154 -(((
1155 -(% style="color:#037691" %)**AT Command:**
1037 +* (((
1038 +(% style="color:#037691" %)** AT Command:**
1156 1156  )))
1157 1157  
1158 1158  (((
1042 +
1043 +
1159 1159  * Set Baud Rate
1160 1160  )))
1161 1161  
1162 -(% style="color:#4472c4" %)** AT+BAUDR=9600** (%%) ~/~/  Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
1047 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1163 1163  
1164 1164  
1165 1165  (((
... ... @@ -1166,7 +1166,7 @@
1166 1166  * Set UART Parity
1167 1167  )))
1168 1168  
1169 -(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1054 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1170 1170  
1171 1171  
1172 1172  (((
... ... @@ -1173,15 +1173,16 @@
1173 1173  * Set STOPBIT
1174 1174  )))
1175 1175  
1176 -(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1061 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1177 1177  
1178 1178  
1179 -(((
1180 -(% style="color:#037691" %)**Downlink Payload:**
1064 +
1065 +* (((
1066 +(% style="color:#037691" %)** Downlink Payload:**
1181 1181  )))
1182 1182  
1183 1183  (((
1184 -(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1070 +**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1185 1185  )))
1186 1186  
1187 1187  (((
... ... @@ -1189,7 +1189,7 @@
1189 1189  )))
1190 1190  
1191 1191  * (((
1192 -A7 01 00 60  same as AT+BAUDR=9600
1078 +A7 01 00 60   same as AT+BAUDR=9600
1193 1193  )))
1194 1194  * (((
1195 1195  A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1196,170 +1196,18 @@
1196 1196  )))
1197 1197  
1198 1198  (((
1199 -* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1085 +A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1200 1200  )))
1201 1201  
1202 1202  (((
1203 -* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1089 +A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1204 1204  )))
1205 1205  
1206 1206  
1207 -==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
1208 1208  
1209 -* (((
1210 -(% style="color:#037691" %)** AT Command:**
1211 -)))
1212 1212  
1213 -**~ AT+DATABIT=7  **~/~/ Set the data bits to 7
1214 -
1215 -**~ AT+DATABIT=8  **~/~/ Set the data bits to 8
1216 -
1217 -* (((
1218 -(% style="color:#037691" %)**Downlink Payload:**
1219 -)))
1220 -
1221 -**~ A7 04 07**: Same as  AT+DATABIT=7
1222 -
1223 -**~ A7 04 08**: Same as  AT+DATABIT=8
1224 -
1225 -
1226 -
1227 -==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1228 -
1229 -(((
1230 -
1231 -)))
1232 -
1233 -* (((
1234 -(% style="color:#037691" %)** AT Command:**
1235 -)))
1236 -
1237 -(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
1238 -
1239 -(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
1240 -
1241 -
1242 -
1243 -
1244 -==== (% style="color:blue" %)**Get sensor value**(%%) ====
1245 -
1246 -
1247 -* (((
1248 -(% style="color:#037691" %)** AT Command:**
1249 -)))
1250 -
1251 -(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
1252 -
1253 -(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
1254 -
1255 -
1256 -
1257 -
1258 -==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
1259 -
1260 -
1261 -* (((
1262 -(% style="color:#037691" %)** AT Command:**
1263 -)))
1264 -
1265 -(% style="color:#4472c4" %)** AT+DISFCNTCHECK=0  **(%%) ~/~/  When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1266 -
1267 -(% style="color:#4472c4" %)** AT+DISFCNTCHECK=1  **(%%) ~/~/  When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1268 -
1269 -
1270 -
1271 -
1272 -==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
1273 -
1274 -
1275 -* (((
1276 -(% style="color:#037691" %)** AT Command:**
1277 -)))
1278 -
1279 - (% style="color:#4472c4" %)** AT+DISMACANS=0**  (%%) ~/~/  When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1280 -
1281 - (% style="color:#4472c4" %)** AT+DISMACANS=1**   (%%) ~/~/  When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1282 -
1283 -
1284 -* (((
1285 -(% style="color:#037691" %)** Downlink Payload:**
1286 -)))
1287 -
1288 -(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1289 -
1290 -
1291 -
1292 -
1293 -==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
1294 -
1295 -
1296 -* (((
1297 -(% style="color:#037691" %)** AT Command:**
1298 -)))
1299 -
1300 -(% style="color:#4472c4" %)** AT+RPL=5**  (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1301 -
1302 -Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1303 -
1304 -
1305 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1306 -
1307 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1308 -
1309 -
1310 -
1311 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1312 -
1313 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1314 -
1315 -
1316 -
1317 -
1318 -==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
1319 -
1320 -
1321 -(((
1322 -* (% style="color:#037691" %)**Downlink Payload:**
1323 -
1324 -(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1325 -)))
1326 -
1327 -
1328 -Example：
1329 -
1330 -
1331 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1332 -
1333 -
1334 -
1335 -
1336 -==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1337 -
1338 -
1339 -* (((
1340 -(% style="color:#037691" %)** AT Command:**
1341 -)))
1342 -
1343 -(% style="color:#4472c4" %)**AT+RXMODE=1,10**    (%%) ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.
1344 -
1345 -(% style="color:#4472c4" %)**AT+RXMODE=2,500    ** (%%) ~/~/  RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.
1346 -
1347 -(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/  Disable this mode (default)
1348 -
1349 -
1350 -* (((
1351 -(% style="color:#037691" %)**Downlink Payload:**
1352 -)))
1353 -
1354 -(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/ same as AT+RXMODE=aa,bb
1355 -
1356 -[[image:image-20220824144240-1.png]]
1357 -
1358 -
1359 -
1360 1360  == 3.6 Listening mode for RS485 network ==
1361 1361  
1362 -
1363 1363  (((
1364 1364  This feature support since firmware v1.4
1365 1365  )))
... ... @@ -1366,16 +1366,12 @@
1366 1366  
1367 1367  (((
1368 1368  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.
1369 -
1370 -
1371 1371  )))
1372 1372  
1373 -(% 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"]]
1105 +(% 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" %)​
1374 1374  
1375 -(% title="Click and drag to resize" %)​
1376 -
1377 1377  (((
1378 -To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1108 +To enable the listening mode, use can run the command AT+RXMODE.
1379 1379  )))
1380 1380  
1381 1381  (((
... ... @@ -1410,13 +1410,11 @@
1410 1410  )))
1411 1411  
1412 1412  (((
1413 -
1414 -
1415 -(% style="color:#037691" %)**Downlink Command:**
1143 +(% style="color:#037691" %)** Downlink Command:**
1416 1416  )))
1417 1417  
1418 1418  (((
1419 -(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc)
1147 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1420 1420  )))
1421 1421  
1422 1422  (((
... ... @@ -1445,8 +1445,6 @@
1445 1445  
1446 1446  (((
1447 1447  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
1448 -
1449 -
1450 1450  )))
1451 1451  
1452 1452  (((
... ... @@ -1459,60 +1459,46 @@
1459 1459  
1460 1460  (((
1461 1461  (((
1462 -(% 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.**
1188 +(% 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.
1463 1463  )))
1464 1464  )))
1465 1465  
1466 1466  
1467 -
1468 1468  == 3.7 Buttons ==
1469 1469  
1470 1470  
1471 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1196 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1472 1472  |=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1473 1473  |(% 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**
1474 1474  |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1475 1475  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1476 1476  
1477 -
1478 -
1479 1479  == 3.8 LEDs ==
1480 1480  
1481 1481  
1482 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1205 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1483 1483  |=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1484 1484  |**PWR**|Always on if there is power
1485 1485  |**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.
1486 1486  
1487 -
1488 -
1489 1489  = 4. Case Study =
1490 1490  
1491 -
1492 1492  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]]
1493 1493  
1494 1494  
1495 -
1496 1496  = 5. Use AT Command =
1497 1497  
1498 -
1499 1499  == 5.1 Access AT Command ==
1500 1500  
1501 -
1502 1502  (((
1503 1503  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.
1504 -
1505 -
1506 1506  )))
1507 1507  
1508 1508  (% 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" %)​
1509 1509  
1510 1510  
1511 -
1512 1512  (((
1513 1513  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:
1514 -
1515 -
1516 1516  )))
1517 1517  
1518 1518  (% 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" %)​
... ... @@ -1529,7 +1529,6 @@
1529 1529  
1530 1530  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1531 1531  
1532 -
1533 1533  If device has not joined network yet:
1534 1534  
1535 1535  * (% style="color:#037691" %)**AT+FDR**
... ... @@ -1548,7 +1548,6 @@
1548 1548  )))
1549 1549  
1550 1550  
1551 -
1552 1552  === 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1553 1553  
1554 1554  
... ... @@ -1580,20 +1580,15 @@
1580 1580  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1581 1581  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.
1582 1582  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
1583 -
1584 -
1585 1585  )))
1586 1586  
1587 1587  (% 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" %)​
1588 1588  
1589 1589  
1590 -
1591 1591  = 6. FAQ =
1592 1592  
1593 -
1594 1594  == 6.1 How to upgrade the image? ==
1595 1595  
1596 -
1597 1597  (((
1598 1598  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1599 1599  )))
... ... @@ -1612,26 +1612,18 @@
1612 1612  Below shows the hardware connection for how to upload an image to RS485-LN:
1613 1613  )))
1614 1614  
1615 -(% 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"]]
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" %)​
1616 1616  
1617 -(% title="Click and drag to resize" %)​
1618 -
1619 1619  (((
1620 1620  (% style="color:blue" %)**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]].
1621 -
1622 -
1623 1623  )))
1624 1624  
1625 1625  (((
1626 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].
1627 -
1628 -
1327 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1629 1629  )))
1630 1630  
1631 1631  (((
1632 1632  (% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1633 -
1634 -
1635 1635  )))
1636 1636  
1637 1637  (((
... ... @@ -1652,69 +1652,47 @@
1652 1652  (% 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" %)​
1653 1653  
1654 1654  
1655 -(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:**
1352 +(% style="color:red" %)**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1656 1656  
1657 1657  (% 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" %)​
1658 1658  
1659 1659  
1660 -
1661 1661  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1662 1662  
1663 -
1664 1664  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1665 1665  
1666 1666  
1667 -
1668 1668  == 6.3 How many RS485-Slave can RS485-LN connects? ==
1669 1669  
1670 -
1671 1671  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"]].
1672 1672  
1673 1673  
1674 -
1675 1675  == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1676 1676  
1677 -
1678 1678  When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1679 1679  
1680 1680  Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1681 1681  
1682 1682  
1683 -
1684 1684  == 6.5 Can i use point to point communication for RS485-LN? ==
1685 1685  
1686 -
1687 1687  Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1688 1688  
1689 1689  
1690 -
1691 -== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1692 -
1693 -
1694 -[[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]
1695 -
1696 -
1697 -
1698 1698  = 7. Trouble Shooting =
1699 1699  
1700 -
1701 1701  == 7.1 Downlink doesn't work, how to solve it? ==
1702 1702  
1703 -
1704 1704  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1705 1705  
1706 1706  
1707 -
1708 1708  == 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1709 1709  
1710 -
1711 1711  It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1712 1712  
1713 1713  
1714 -
1715 1715  = 8. Order Info =
1716 1716  
1717 -
1718 1718  (% style="color:blue" %)**Part Number: RS485-LN-XXX**
1719 1719  
1720 1720  (% style="color:blue" %)**XXX:**
... ... @@ -1730,8 +1730,6 @@
1730 1730  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1731 1731  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1732 1732  
1733 -
1734 -
1735 1735  = 9.Packing Info =
1736 1736  
1737 1737  
... ... @@ -1748,11 +1748,8 @@
1748 1748  * Package Size / pcs : 14.5 x 8 x 5 cm
1749 1749  * Weight / pcs : 170g
1750 1750  
1751 -
1752 -
1753 1753  = 10. FCC Caution for RS485LN-US915 =
1754 1754  
1755 -
1756 1756  (((
1757 1757  Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1758 1758  )))
... ... @@ -1770,7 +1770,7 @@
1770 1770  )))
1771 1771  
1772 1772  (((
1773 -(% style="color:red" %)**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:
1443 +**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:
1774 1774  )))
1775 1775  
1776 1776  (((
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1802 1802  )))
1803 1803  
1804 1804  
1805 -
1806 1806  = 11. Support =
1807 1807  
1808 -
1809 1809  * (((
1810 1810  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.
1811 1811  )))
1812 1812  * (((
1813 1813  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]].
1814 -
1815 -
1816 -
1817 1817  )))
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