Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 68.5 >
edited by Xiaoling
on 2022/08/18 14:39
To version < 99.1 >
edited by Bei Jinggeng
on 2022/12/06 09:48
>
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Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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32 32  
33 33  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
34 34  
35 -(((
36 -(((
37 -(((
38 -
39 39  
36 +(((
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 59  )))
60 60  
61 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 -)))
67 -)))
68 68  
56 +
69 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" %)​
70 70  
71 71  
72 -
73 73  == 1.2 Specifications ==
74 74  
75 75  
76 -**Hardware System:**
63 +(% style="color:#037691" %)**Hardware System:**
77 77  
78 -* STM32L072CZT6 MCU
65 +* STM32L072xxxx MCU
79 79  * SX1276/78 Wireless Chip 
80 80  * Power Consumption (exclude RS485 device):
81 81  ** Idle: 32mA@12v
82 82  ** 20dB Transmit: 65mA@12v
83 83  
71 +(% style="color:#037691" %)**Interface for Model:**
84 84  
85 -**Interface for Model:**
86 -
87 87  * RS485
88 88  * Power Input 7~~ 24V DC. 
89 89  
76 +(% style="color:#037691" %)**LoRa Spec:**
90 90  
91 -**LoRa Spec:**
92 -
93 93  * Frequency Range:
94 94  ** Band 1 (HF): 862 ~~ 1020 Mhz
95 95  ** Band 2 (LF): 410 ~~ 528 Mhz
... ... @@ -109,14 +109,11 @@
109 109  * Automatic RF Sense and CAD with ultra-fast AFC.
110 110  * Packet engine up to 256 bytes with CRC
111 111  
112 -
113 -
114 -
115 115  == 1.3 Features ==
116 116  
117 117  
118 118  * LoRaWAN Class A & Class C protocol (default Class C)
119 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
101 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
120 120  * AT Commands to change parameters
121 121  * Remote configure parameters via LoRa Downlink
122 122  * Firmware upgradable via program port
... ... @@ -124,9 +124,6 @@
124 124  * Support Modbus protocol
125 125  * Support Interrupt uplink (Since hardware version v1.2)
126 126  
127 -
128 -
129 -
130 130  == 1.4 Applications ==
131 131  
132 132  
... ... @@ -137,9 +137,6 @@
137 137  * Smart Cities
138 138  * Smart Factory
139 139  
140 -
141 -
142 -
143 143  == 1.5 Firmware Change log ==
144 144  
145 145  
... ... @@ -160,7 +160,6 @@
160 160  v1.0: Release
161 161  )))
162 162  
163 -
164 164  
165 165  )))
166 166  )))
... ... @@ -180,7 +180,6 @@
180 180  
181 181  (% 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" %)​
182 182  
183 -
184 184  
185 185  )))
186 186  
... ... @@ -194,7 +194,6 @@
194 194  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.
195 195  )))
196 196  
197 -
198 198  
199 199  )))
200 200  
... ... @@ -203,6 +203,7 @@
203 203  
204 204  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. 
205 205  
179 +
206 206  (% 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" %)​
207 207  
208 208  
... ... @@ -213,6 +213,8 @@
213 213  
214 214  (((
215 215  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
190 +
191 +
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" %)​
... ... @@ -239,6 +239,8 @@
239 239  (((
240 240  (((
241 241  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
218 +
219 +
242 242  )))
243 243  
244 244  (((
... ... @@ -252,8 +252,11 @@
252 252  
253 253  (% 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" %)​
254 254  
255 -(% 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" %)​
233 +(% 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"]]
256 256  
235 +
236 +(% title="Click and drag to resize" %)​
237 +
257 257  You can also choose to create the device manually.
258 258  
259 259  (% 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" %)​
... ... @@ -265,14 +265,16 @@
265 265  (% 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" %)​
266 266  
267 267  
249 +
268 268  (((
269 269  (% 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.
252 +
253 +
270 270  )))
271 271  
272 272  (% 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" %)​
273 273  
274 274  
275 -
276 276  == 3.3 Configure Commands to read data ==
277 277  
278 278  
... ... @@ -280,6 +280,8 @@
280 280  (((
281 281  (((
282 282  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.
266 +
267 +
283 283  )))
284 284  )))
285 285  
... ... @@ -288,7 +288,6 @@
288 288  (% 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**
289 289  )))
290 290  
291 -
292 292  
293 293  )))
294 294  )))
... ... @@ -298,10 +298,11 @@
298 298  
299 299  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:
300 300  
301 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
285 +
286 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
302 302  |=(% style="width: 110px;" %)(((
303 303  **AT Commands**
304 -)))|=(% style="width: 190px;" %)(((
289 +)))|=(% style="width: 210px;" %)(((
305 305  **Description**
306 306  )))|=(% style="width: 190px;" %)(((
307 307  **Example**
... ... @@ -356,9 +356,6 @@
356 356  )))
357 357  )))
358 358  
359 -
360 -
361 -
362 362  === 3.3.2 Configure sensors ===
363 363  
364 364  
... ... @@ -370,8 +370,8 @@
370 370  )))
371 371  )))
372 372  
373 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
374 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
355 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
356 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example**
375 375  |AT+CFGDEV|(% style="width:110px" %)(((
376 376  (((
377 377  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
... ... @@ -386,9 +386,6 @@
386 386  )))
387 387  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
388 388  
389 -
390 -
391 -
392 392  === 3.3.3 Configure read commands for each sampling ===
393 393  
394 394  
... ... @@ -404,6 +404,7 @@
404 404  
405 405  (% style="color:#037691" %)**Each RS485 commands include two parts:**
406 406  
386 +
407 407  ~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.
408 408  
409 409  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.
... ... @@ -420,7 +420,7 @@
420 420  
421 421  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
422 422  |(% style="width:496px" %)(((
423 -(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
403 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
424 424  
425 425  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
426 426  
... ... @@ -432,7 +432,7 @@
432 432  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
433 433  
434 434  
435 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
415 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
436 436  
437 437  (% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
438 438  |(% style="width:510px" %)(((
... ... @@ -445,6 +445,7 @@
445 445  
446 446  **Examples:**
447 447  
428 +
448 448  * (% style="color:#037691" %)**Grab bytes**
449 449  
450 450  (% 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" %)​
... ... @@ -461,7 +461,6 @@
461 461  
462 462  (% 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" %)​
463 463  
464 -
465 465  
466 466  )))
467 467  
... ... @@ -485,18 +485,16 @@
485 485  )))
486 486  
487 487  (((
488 -Final Payload is
468 +Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
489 489  )))
490 490  
491 491  (((
492 -(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
493 -)))
494 -
495 -(((
496 496  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
473 +
474 +
497 497  )))
498 498  
499 -(% 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" %)​
477 +[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)​
500 500  
501 501  
502 502  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -504,16 +504,18 @@
504 504  
505 505  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
506 506  
507 -Final Payload is
485 +Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
508 508  
509 -(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
510 510  
488 +~1. PAYVER: Defined by AT+PAYVER
511 511  
512 -1. PAYVER: Defined by AT+PAYVER
513 -1. PAYLOAD COUNT: Total how many uplinks of this sampling.
514 -1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
515 -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
490 +2. PAYLOAD COUNT: Total how many uplinks of this sampling.
516 516  
492 +3. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
493 +
494 +4. 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
495 +
496 +
517 517  (% 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" %)​
518 518  
519 519  
... ... @@ -528,6 +528,7 @@
528 528  
529 529  (% 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:**
530 530  
511 +
531 531   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
532 532  
533 533   * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
... ... @@ -537,45 +537,69 @@
537 537   ~* For all other bands: max 51 bytes for each uplink.
538 538  
539 539  
521 +(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
522 +
523 +(% 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)**
524 +
525 +
526 +
540 540  Below are the uplink payloads:
541 541  
529 +
542 542  (% 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" %)​
543 543  
544 544  
545 -
546 546  === 3.3.5 Uplink on demand ===
547 547  
548 548  
549 549  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.
550 550  
551 -Downlink control command:
538 +(% style="color:blue" %)**Downlink control command:**
552 552  
553 -**0x08 command**: Poll an uplink with current command set in RS485-LN.
540 +(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
554 554  
555 -**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
542 +(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
556 556  
557 557  
558 -
559 559  === 3.3.6 Uplink on Interrupt ===
560 560  
561 561  
562 562  RS485-LN support external Interrupt uplink since hardware v1.2 release.
563 563  
550 +
564 564  (% 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" %)​
565 565  
566 566  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.
567 567  
568 568  
569 -
570 570  == 3.4 Uplink Payload ==
571 571  
572 572  
573 -(% 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" %)​
559 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
560 +|=(% scope="row" style="width: 60px;" %)(((
561 +Size(bytes)
562 +)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
563 +Length depends on the return from the commands
564 +)))
565 +|=(% style="width: 90px;" %)(((
566 +Value
567 +)))|(% style="width:114px" %)(((
568 +PAYLOAD_VER
569 +)))|(% style="width:353px" %)(((
570 +If the valid payload is too long and exceed the maximum
574 574  
575 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
572 +support payload length in server, server will show payload not
576 576  
574 +provided in the LoRaWAN server.
575 +)))
577 577  
577 +(% 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"]]
578 578  
579 +(% title="Click and drag to resize" %)​
580 +
581 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
582 +
583 +
579 579  == 3.5 Configure RS485-LN via AT or Downlink ==
580 580  
581 581  
... ... @@ -607,35 +607,35 @@
607 607  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]]
608 608  
609 609  
610 -
611 611  === 3.5.2 Downlink Response(Since firmware v1.4) ===
612 612  
613 613  
614 614  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.
615 615  
616 -(% 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" %)​
617 617  
618 -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)
621 +(% 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"]]
619 619  
623 +(% title="Click and drag to resize" %)​
620 620  
625 +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)
621 621  
627 +
622 622  === 3.5.3 Sensor related commands ===
623 623  
624 624  
625 625  
626 -
627 627  ==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
628 628  
629 629  
630 630  (((
631 -This command is used to configure the RS485 devices; they won't be used during sampling.
636 +This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
632 632  )))
633 633  
634 -* (((
635 -(% style="color:#037691" %)**AT Command**
639 +(((
640 +* (% style="color:#037691" %)**AT Command**
636 636  
637 637  (((
638 -**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
643 +(% 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
639 639  )))
640 640  )))
641 641  
... ... @@ -648,7 +648,7 @@
648 648  )))
649 649  
650 650  (((
651 -Format: A8 MM NN XX XX XX XX YY
656 +Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
652 652  )))
653 653  
654 654  (((
... ... @@ -754,28 +754,42 @@
754 754  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.
755 755  )))
756 756  
757 -* (((
758 -(% style="color:#037691" %)**AT Command:**
762 +(((
763 +* (% style="color:#037691" %)**AT Command:**
759 759  
760 -**AT+PAYVER:    **Set PAYVER field = 1
765 +(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
761 761  
762 762  
763 763  )))
769 +
764 764  * (((
765 765  (% style="color:#037691" %)**Downlink Payload:**
766 766  )))
767 767  
768 768  (((
769 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
775 +(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
770 770  )))
771 771  
772 772  (((
773 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
779 +(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
774 774  )))
775 775  
776 776  
783 +**1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
777 777  
778 778  
786 +[[image:image-20220824145428-2.png||height="168" width="1300"]]
787 +
788 +
789 +
790 +**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.**
791 +
792 +
793 +[[image:image-20220824145428-3.png||height="308" width="1200"]]
794 +
795 +
796 +
797 +
779 779  ==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
780 780  
781 781  
... ... @@ -795,9 +795,9 @@
795 795  (% style="color:#037691" %)**AT Command:**
796 796  )))
797 797  
798 -**AT+COMMANDx:    **Configure RS485 read command to sensor.
817 +(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
799 799  
800 -**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
819 +(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
801 801  
802 802  
803 803  * (((
... ... @@ -805,19 +805,19 @@
805 805  )))
806 806  
807 807  (((
808 -**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
827 +(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
809 809  
810 810  
811 811  )))
812 812  
813 813  (((
814 -(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
833 +(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
815 815  
816 816  
817 817  )))
818 818  
819 819  (((
820 -Format: AF MM NN LL XX XX XX XX YY
839 +Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
821 821  )))
822 822  
823 823  (((
... ... @@ -865,7 +865,7 @@
865 865  
866 866  
867 867  (((
868 -**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]].
887 +(% 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]].
869 869  )))
870 870  
871 871  (((
... ... @@ -896,8 +896,10 @@
896 896  
897 897  )))
898 898  
899 -(% 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" %)​
918 +(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
900 900  
920 +(% title="Click and drag to resize" %)​
921 +
901 901  (% 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" %)​
902 902  
903 903  
... ... @@ -914,10 +914,10 @@
914 914  Default value: 0, range:  0 ~~ 65 seconds
915 915  )))
916 916  
917 -* (((
918 -(% style="color:#037691" %)** AT Command:**
938 +(((
939 +* (% style="color:#037691" %)** AT Command:**
919 919  
920 -**AT+CMDDLaa=hex(bb cc)*1000**
941 +(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
921 921  )))
922 922  
923 923  (((
... ... @@ -927,7 +927,7 @@
927 927  )))
928 928  
929 929  (((
930 -**AT+CMDDL1=1000** to send the open time to 1000ms
951 +(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
931 931  )))
932 932  
933 933  (((
... ... @@ -939,14 +939,12 @@
939 939  )))
940 940  
941 941  (((
942 -**0x AA aa bb cc**
963 +(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
943 943  )))
944 944  
945 945  (((
946 -Same as: AT+CMDDLaa=hex(bb cc)*1000
947 -)))
967 +
948 948  
949 -(((
950 950  **Example:**
951 951  )))
952 952  
... ... @@ -970,13 +970,19 @@
970 970  
971 971  )))
972 972  
973 -* (((
974 -(% style="color:#037691" %)** AT Command:**
992 +(((
993 +* (% style="color:#037691" %)** AT Command:**
994 +
995 +(% style="color:#4472c4" %)** AT+DATAUP=0**
996 +
997 +(% style="color:#4472c4" %)** AT+DATAUP=1**
998 +
999 +
975 975  )))
976 976  
977 -**AT+DATAUP=0**
1002 +(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
978 978  
979 -**AT+DATAUP=1**
1004 +Each uplink is sent to the server at 20-second intervals when segmented.
980 980  
981 981  
982 982  * (((
... ... @@ -983,17 +983,29 @@
983 983  (% style="color:#037691" %)** Downlink Payload:**
984 984  )))
985 985  
986 -(((
987 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
1011 +(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
1012 +
1013 +(% 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.
1014 +
1015 +
1016 +* (((
1017 +(% style="color:#037691" %)** AT Command:**
988 988  )))
989 989  
990 -(((
991 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
1020 +(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
1021 +
1022 +
1023 +* (((
1024 +(% style="color:#037691" %)** Downlink Payload:**
992 992  )))
993 993  
1027 +(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
994 994  
1029 +Each uplink is sent to the server at 20-second intervals when segmented.
995 995  
996 996  
1032 +
1033 +
997 997  ==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
998 998  
999 999  
... ... @@ -1018,7 +1018,7 @@
1018 1018  )))
1019 1019  
1020 1020  (((
1021 -**0x08 FF**, RS485-LN will immediately send an uplink.
1058 +(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
1022 1022  )))
1023 1023  
1024 1024  
... ... @@ -1038,10 +1038,12 @@
1038 1038  )))
1039 1039  
1040 1040  (((
1041 -**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1078 +(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
1042 1042  )))
1043 1043  
1044 1044  (((
1082 +
1083 +
1045 1045  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1046 1046  )))
1047 1047  
... ... @@ -1065,7 +1065,7 @@
1065 1065  )))
1066 1066  
1067 1067  (((
1068 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1107 +(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
1069 1069  )))
1070 1070  
1071 1071  
... ... @@ -1078,17 +1078,15 @@
1078 1078  Set the Rs485 serial communication parameters:
1079 1079  )))
1080 1080  
1081 -* (((
1082 -(% style="color:#037691" %)** AT Command:**
1120 +(((
1121 +(% style="color:#037691" %)**AT Command:**
1083 1083  )))
1084 1084  
1085 1085  (((
1086 -
1087 -
1088 1088  * Set Baud Rate
1089 1089  )))
1090 1090  
1091 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1128 +(% 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
1092 1092  
1093 1093  
1094 1094  (((
... ... @@ -1095,7 +1095,7 @@
1095 1095  * Set UART Parity
1096 1096  )))
1097 1097  
1098 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1135 +(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1099 1099  
1100 1100  
1101 1101  (((
... ... @@ -1102,16 +1102,15 @@
1102 1102  * Set STOPBIT
1103 1103  )))
1104 1104  
1105 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1142 +(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1106 1106  
1107 1107  
1108 -
1109 -* (((
1110 -(% style="color:#037691" %)** Downlink Payload:**
1145 +(((
1146 +(% style="color:#037691" %)**Downlink Payload:**
1111 1111  )))
1112 1112  
1113 1113  (((
1114 -**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1150 +(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1115 1115  )))
1116 1116  
1117 1117  (((
... ... @@ -1119,7 +1119,7 @@
1119 1119  )))
1120 1120  
1121 1121  * (((
1122 -A7 01 00 60   same as AT+BAUDR=9600
1158 +A7 01 00 60  same as AT+BAUDR=9600
1123 1123  )))
1124 1124  * (((
1125 1125  A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1126,16 +1126,169 @@
1126 1126  )))
1127 1127  
1128 1128  (((
1129 -A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1165 +* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1130 1130  )))
1131 1131  
1132 1132  (((
1133 -A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1169 +* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1134 1134  )))
1135 1135  
1136 1136  
1137 1137  
1138 1138  
1175 +==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
1176 +
1177 +
1178 +* (((
1179 +(% style="color:#037691" %)** AT Command:**
1180 +)))
1181 +
1182 +(% style="color:#4472c4" %)** AT+DATABIT=7    **(%%)~/~/ Set the data bits to 7
1183 +
1184 +(% style="color:#4472c4" %)** AT+DATABIT=8    **(%%)~/~/ Set the data bits to 8
1185 +
1186 +* (((
1187 +(% style="color:#037691" %)**Downlink Payload:**
1188 +)))
1189 +
1190 +(% style="color:#4472c4" %)** A7 04 07**(%%): Same as  AT+DATABIT=7
1191 +
1192 +(% style="color:#4472c4" %)** A7 04 08**(%%): Same as  AT+DATABIT=8
1193 +
1194 +
1195 +
1196 +==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1197 +
1198 +(((
1199 +
1200 +)))
1201 +
1202 +* (((
1203 +(% style="color:#037691" %)** AT Command:**
1204 +)))
1205 +
1206 +(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
1207 +
1208 +(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
1209 +
1210 +
1211 +
1212 +
1213 +==== (% style="color:blue" %)**Get sensor value**(%%) ====
1214 +
1215 +
1216 +* (((
1217 +(% style="color:#037691" %)** AT Command:**
1218 +)))
1219 +
1220 +(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
1221 +
1222 +(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
1223 +
1224 +
1225 +
1226 +
1227 +==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
1228 +
1229 +
1230 +* (((
1231 +(% style="color:#037691" %)** AT Command:**
1232 +)))
1233 +
1234 +(% 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)
1235 +
1236 +(% 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.
1237 +
1238 +
1239 +
1240 +
1241 +==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
1242 +
1243 +
1244 +* (((
1245 +(% style="color:#037691" %)** AT Command:**
1246 +)))
1247 +
1248 + (% 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)
1249 +
1250 + (% 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.
1251 +
1252 +
1253 +* (((
1254 +(% style="color:#037691" %)** Downlink Payload:**
1255 +)))
1256 +
1257 +(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1258 +
1259 +
1260 +
1261 +
1262 +==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
1263 +
1264 +
1265 +* (((
1266 +(% style="color:#037691" %)** AT Command:**
1267 +)))
1268 +
1269 +(% 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.
1270 +
1271 +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.
1272 +
1273 +
1274 +[[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"]]
1275 +
1276 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1277 +
1278 +
1279 +
1280 +[[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"]]
1281 +
1282 +For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1283 +
1284 +
1285 +
1286 +
1287 +==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
1288 +
1289 +
1290 +(((
1291 +* (% style="color:#037691" %)**Downlink Payload:**
1292 +
1293 +(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1294 +)))
1295 +
1296 +
1297 +Example：
1298 +
1299 +
1300 +[[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"]]
1301 +
1302 +
1303 +
1304 +
1305 +==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1306 +
1307 +
1308 +* (((
1309 +(% style="color:#037691" %)** AT Command:**
1310 +)))
1311 +
1312 +(% 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.
1313 +
1314 +(% 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.
1315 +
1316 +(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/  Disable this mode (default)
1317 +
1318 +
1319 +* (((
1320 +(% style="color:#037691" %)**Downlink Payload:**
1321 +)))
1322 +
1323 +(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/ same as AT+RXMODE=aa,bb
1324 +
1325 +[[image:image-20220824144240-1.png]]
1326 +
1327 +
1139 1139  == 3.6 Listening mode for RS485 network ==
1140 1140  
1141 1141  
... ... @@ -1149,10 +1149,12 @@
1149 1149  
1150 1150  )))
1151 1151  
1152 -(% 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" %)​
1341 +(% 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"]]
1153 1153  
1343 +(% title="Click and drag to resize" %)​
1344 +
1154 1154  (((
1155 -To enable the listening mode, use can run the command AT+RXMODE.
1346 +To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1156 1156  )))
1157 1157  
1158 1158  (((
... ... @@ -1187,11 +1187,13 @@
1187 1187  )))
1188 1188  
1189 1189  (((
1190 -(% style="color:#037691" %)** Downlink Command:**
1381 +
1382 +
1383 +(% style="color:#037691" %)**Downlink Command:**
1191 1191  )))
1192 1192  
1193 1193  (((
1194 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1387 +(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc)
1195 1195  )))
1196 1196  
1197 1197  (((
... ... @@ -1211,15 +1211,17 @@
1211 1211  )))
1212 1212  
1213 1213  (((
1214 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1407 +The Modbus master send a command: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b**
1215 1215  )))
1216 1216  
1217 1217  (((
1218 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1411 +And Modbus slave reply with: (% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33**
1219 1219  )))
1220 1220  
1221 1221  (((
1222 -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
1415 +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**
1416 +
1417 +
1223 1223  )))
1224 1224  
1225 1225  (((
... ... @@ -1237,32 +1237,23 @@
1237 1237  )))
1238 1238  
1239 1239  
1240 -
1241 1241  == 3.7 Buttons ==
1242 1242  
1243 1243  
1244 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1245 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1438 +(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1439 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature**
1246 1246  |(% 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**
1247 1247  |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1248 1248  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1249 1249  
1250 -
1251 -
1252 -
1253 -
1254 1254  == 3.8 LEDs ==
1255 1255  
1256 1256  
1257 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1447 +(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1258 1258  |=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1259 1259  |**PWR**|Always on if there is power
1260 1260  |**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.
1261 1261  
1262 -
1263 -
1264 -
1265 -
1266 1266  = 4. Case Study =
1267 1267  
1268 1268  
... ... @@ -1269,22 +1269,25 @@
1269 1269  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]]
1270 1270  
1271 1271  
1272 -
1273 1273  = 5. Use AT Command =
1274 1274  
1275 -
1276 1276  == 5.1 Access AT Command ==
1277 1277  
1278 1278  
1279 1279  (((
1280 1280  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.
1465 +
1466 +
1281 1281  )))
1282 1282  
1283 1283  (% 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" %)​
1284 1284  
1285 1285  
1472 +
1286 1286  (((
1287 1287  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:
1475 +
1476 +
1288 1288  )))
1289 1289  
1290 1290  (% 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" %)​
... ... @@ -1295,10 +1295,8 @@
1295 1295  )))
1296 1296  
1297 1297  
1298 -
1299 1299  == 5.2 Common AT Command Sequence ==
1300 1300  
1301 -
1302 1302  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1303 1303  
1304 1304  
... ... @@ -1359,10 +1359,8 @@
1359 1359  (% 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" %)​
1360 1360  
1361 1361  
1362 -
1363 1363  = 6. FAQ =
1364 1364  
1365 -
1366 1366  == 6.1 How to upgrade the image? ==
1367 1367  
1368 1368  
... ... @@ -1390,14 +1390,20 @@
1390 1390  
1391 1391  (((
1392 1392  (% 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]].
1578 +
1579 +
1393 1393  )))
1394 1394  
1395 1395  (((
1396 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
1583 +(% 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]].
1584 +
1585 +
1397 1397  )))
1398 1398  
1399 1399  (((
1400 1400  (% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1590 +
1591 +
1401 1401  )))
1402 1402  
1403 1403  (((
... ... @@ -1423,7 +1423,6 @@
1423 1423  (% 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" %)​
1424 1424  
1425 1425  
1426 -
1427 1427  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1428 1428  
1429 1429  
... ... @@ -1430,7 +1430,6 @@
1430 1430  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1431 1431  
1432 1432  
1433 -
1434 1434  == 6.3 How many RS485-Slave can RS485-LN connects? ==
1435 1435  
1436 1436  
... ... @@ -1437,7 +1437,6 @@
1437 1437  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"]].
1438 1438  
1439 1439  
1440 -
1441 1441  == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1442 1442  
1443 1443  
... ... @@ -1446,14 +1446,12 @@
1446 1446  Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1447 1447  
1448 1448  
1449 -
1450 1450  == 6.5 Can i use point to point communication for RS485-LN? ==
1451 1451  
1452 1452  
1453 -Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1640 +Yes, please updating point-to-point [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]]，then refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1454 1454  
1455 1455  
1456 -
1457 1457  == 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1458 1458  
1459 1459  
... ... @@ -1460,10 +1460,122 @@
1460 1460  [[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/]]
1461 1461  
1462 1462  
1649 +== 6.7 How to judge whether there is a problem with the set COMMAND ==
1463 1463  
1464 -= 7. Trouble Shooting =
1651 +=== 6.7.1 Introduce: ===
1465 1465  
1466 1466  
1654 +Users can use below the structure to fast debug the communication between RS485BL and RS485-LN. The principle is to put the PC in the RS485 network and sniff the packet between Modbus MTU and RS485-BL/LN. We can use this way to:
1655 +
1656 +1. Test if Modbus-MTU works with PC commands.
1657 +1. Check if RS485-LN sent the expected command to Mobus-MTU
1658 +1. Check if Modbus-MTU return back the expected result to RS485-LN.
1659 +1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output.
1660 +
1661 +[[image:image-20221130104310-1.png||height="380" width="680"]]
1662 +
1663 +
1664 +Example Connection:
1665 +
1666 +[[image:image-20221130104310-2.png]]
1667 +
1668 +
1669 +=== 6.7.2 Set up PC to monitor RS485 network With Serial tool ===
1670 +
1671 +
1672 +(% style="color:red" %)**Note: Receive and send set to hex mode**
1673 +
1674 +[[image:image-20221130104310-3.png||height="616" width="714"]]
1675 +
1676 +
1677 +=== 6.7.3 With ModRSsim2: ===
1678 +
1679 +
1680 +(% style="color:blue" %)**(1) Select serial port MODBUS RS-232**
1681 +
1682 +[[image:image-20221130104310-4.png||height="390" width="865"]]
1683 +
1684 +
1685 +(% style="color:blue" %)**(2) Click the serial port icon**
1686 +
1687 +[[image:image-20221130104310-5.png||height="392" width="870"]]
1688 +
1689 +
1690 +(% style="color:blue" %)**(3) After selecting the correct serial port and baud rate, click ok**
1691 +
1692 +[[image:image-20221130104310-6.png]]
1693 +
1694 +
1695 +(% style="color:blue" %)**(4) Click the comms.**
1696 +
1697 +[[image:image-20221130104310-7.png||height="376" width="835"]]
1698 +
1699 +(% class="wikigeneratedid" id="HRunRS485-LN2FBLcommandandmonitorifitiscorrect." %)
1700 +**Run RS485-LN/BL command and monitor if it is correct.**
1701 +
1702 +
1703 +=== 6.7.4 Example – Test the CFGDEV command ===
1704 +
1705 +
1706 +RS485-LN sent below command:
1707 +
1708 +(% style="color:blue" %)**AT+CFGDEV=01 03 20 00 01 85 c0,1**(%%) to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool.
1709 +
1710 +
1711 +We can see the output from the Serial port tool to analyze. And check if they are expected result.
1712 +
1713 +[[image:image-20221130104310-8.png||height="214" width="797"]]
1714 +
1715 +
1716 +We can also use (% style="color:blue" %)**ModRSsim2**(%%) to see the output.
1717 +
1718 +[[image:image-20221130104310-9.png||height="531" width="729"]]
1719 +
1720 +
1721 +=== 6.7.5 Example – Test CMD command sets. ===
1722 +
1723 +
1724 +Run (% style="color:blue" %)**AT+SENSORVALUE=1**(%%) to test the CMD commands set in RS485-LN.
1725 +
1726 +
1727 +(% style="color:blue" %)**Serial port tool:**
1728 +
1729 +[[image:image-20221130104310-10.png||height="339" width="844"]]
1730 +
1731 +
1732 +(% style="color:blue" %)**ModRSsim2:**
1733 +
1734 +[[image:image-20221130104310-11.png||height="281" width="962"]]
1735 +
1736 +
1737 +=== 6.7.6 Test with PC ===
1738 +
1739 +
1740 +If there is still have problem to set up correctly the commands between RS485-LN and MTU. User can test the correct RS485 command set in PC and compare with the RS485 command sent out via RS485-LN. as long as both commands are the same, the MTU should return correct result.
1741 +
1742 +
1743 +Or User can send the working commands set in PC serial tool to Dragino Support to check what should be configured in RS485-LN.
1744 +
1745 +(% style="color:blue" %)**Connection method：**
1746 +
1747 +[[image:image-20221130104310-12.png]]
1748 +
1749 +
1750 +(% style="color:blue" %)**Link situation:**
1751 +
1752 +[[image:image-20221130104310-13.png||height="458" width="486"]]
1753 +
1754 +
1755 +[[image:image-20221130104310-14.png||height="371" width="823"]]
1756 +
1757 +
1758 +== 6.8 Where to get the decoder for RS485-LN? ==
1759 +
1760 +The decoder for RS485-LN needs to be written by yourself. Because the sensor to which the user is connected is custom, the read device data bytes also need custom parsing, so there is no universal decoder. We can only provide [[templates>>https://github.com/dragino/dragino-end-node-decoder/tree/main/RS485-LN]] for decoders (no intermediate data parsing part involved)
1761 +
1762 +
1763 += 7. Trouble Shooting =
1764 +
1467 1467  == 7.1 Downlink doesn't work, how to solve it? ==
1468 1468  
1469 1469  
... ... @@ -1470,7 +1470,6 @@
1470 1470  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1471 1471  
1472 1472  
1473 -
1474 1474  == 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1475 1475  
1476 1476  
... ... @@ -1477,7 +1477,6 @@
1477 1477  It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1478 1478  
1479 1479  
1480 -
1481 1481  = 8. Order Info =
1482 1482  
1483 1483  
... ... @@ -1496,10 +1496,6 @@
1496 1496  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1497 1497  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1498 1498  
1499 -
1500 -
1501 -
1502 -
1503 1503  = 9.Packing Info =
1504 1504  
1505 1505  
... ... @@ -1516,10 +1516,6 @@
1516 1516  * Package Size / pcs : 14.5 x 8 x 5 cm
1517 1517  * Weight / pcs : 170g
1518 1518  
1519 -
1520 -
1521 -
1522 -
1523 1523  = 10. FCC Caution for RS485LN-US915 =
1524 1524  
1525 1525  
... ... @@ -1540,7 +1540,7 @@
1540 1540  )))
1541 1541  
1542 1542  (((
1543 -**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:
1831 +(% 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:
1544 1544  )))
1545 1545  
1546 1546  (((
... ... @@ -1572,7 +1572,6 @@
1572 1572  )))
1573 1573  
1574 1574  
1575 -
1576 1576  = 11. Support =
1577 1577  
1578 1578  
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