Last modified by Mengting Qiu on 2025/07/14 09:59

From version 68.7
edited by Xiaoling
on 2022/08/18 14:43
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To version 42.1
edited by Xiaoling
on 2022/06/02 16:44
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Summary

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Title
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1 -RS485-LN – RS485 to LoRaWAN Converter User Manual
1 +RS485-LN – RS485 to LoRaWAN Converter
Content
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1 -(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %)
2 -(((
3 -(% data-widget="image" style="text-align:center" %)
4 -[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %)​
1 +(% style="text-align:center" %)
2 +[[image:1653266934636-343.png||height="385" width="385"]]
5 5  
6 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
7 -)))
8 8  
9 9  
6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual**
10 10  
11 11  
12 -
13 -
14 -
15 15  **Table of Contents:**
16 16  
17 -{{toc/}}
18 18  
19 19  
20 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
21 -(((
22 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
23 -)))
24 24  
25 25  
26 -
27 -
28 -
29 -
30 -
31 31  = 1.Introduction =
32 32  
33 33  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
... ... @@ -34,46 +34,31 @@
34 34  
35 35  (((
36 36  (((
37 -(((
38 -
39 -
40 40  The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
41 41  )))
42 -)))
43 43  
44 44  (((
45 -(((
46 46  RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
47 47  )))
48 -)))
49 49  
50 50  (((
51 -(((
52 52  (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
53 53  )))
54 -)))
55 55  
56 56  (((
57 -(((
58 58  (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
59 -)))
60 60  
61 -(((
62 62  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
63 -
64 -
65 65  )))
66 66  )))
67 -)))
68 68  
69 -(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
39 +[[image:1653267211009-519.png||height="419" width="724"]]
70 70  
71 71  
72 -
73 73  == 1.2 Specifications ==
74 74  
75 75  
76 -(% style="color:#037691" %)**Hardware System:**
45 +**Hardware System:**
77 77  
78 78  * STM32L072CZT6 MCU
79 79  * SX1276/78 Wireless Chip 
... ... @@ -81,15 +81,13 @@
81 81  ** Idle: 32mA@12v
82 82  ** 20dB Transmit: 65mA@12v
83 83  
53 +**Interface for Model:**
84 84  
85 -(% style="color:#037691" %)**Interface for Model:**
86 -
87 87  * RS485
88 88  * Power Input 7~~ 24V DC. 
89 89  
58 +**LoRa Spec:**
90 90  
91 -(% style="color:#037691" %)**LoRa Spec:**
92 -
93 93  * Frequency Range:
94 94  ** Band 1 (HF): 862 ~~ 1020 Mhz
95 95  ** Band 2 (LF): 410 ~~ 528 Mhz
... ... @@ -107,13 +107,11 @@
107 107  * Preamble detection.
108 108  * 127 dB Dynamic Range RSSI.
109 109  * Automatic RF Sense and CAD with ultra-fast AFC.
110 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
111 111  
112 112  
113 -
114 114  == 1.3 Features ==
115 115  
116 -
117 117  * LoRaWAN Class A & Class C protocol (default Class C)
118 118  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
119 119  * AT Commands to change parameters
... ... @@ -124,10 +124,8 @@
124 124  * Support Interrupt uplink (Since hardware version v1.2)
125 125  
126 126  
127 -
128 128  == 1.4 Applications ==
129 129  
130 -
131 131  * Smart Buildings & Home Automation
132 132  * Logistics and Supply Chain Management
133 133  * Smart Metering
... ... @@ -136,28 +136,19 @@
136 136  * Smart Factory
137 137  
138 138  
139 -
140 140  == 1.5 Firmware Change log ==
141 141  
142 -
143 143  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
144 144  
145 145  
146 -
147 147  == 1.6 Hardware Change log ==
148 148  
149 -
150 150  (((
151 151  (((
152 -(((
153 153  v1.2: Add External Interrupt Pin.
154 -)))
155 155  
156 -(((
157 157  v1.0: Release
158 -)))
159 159  
160 -
161 161  
162 162  )))
163 163  )))
... ... @@ -164,7 +164,6 @@
164 164  
165 165  = 2. Power ON Device =
166 166  
167 -
168 168  (((
169 169  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
170 170  
... ... @@ -175,9 +175,8 @@
175 175  Once there is power, the RS485-LN will be on.
176 176  )))
177 177  
178 -(% 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" %)​
131 +[[image:1653268091319-405.png]]
179 179  
180 -
181 181  
182 182  )))
183 183  
... ... @@ -185,22 +185,17 @@
185 185  
186 186  == 3.1 How it works? ==
187 187  
188 -
189 189  (((
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 -)))
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 -(% 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" %)​
150 +[[image:1653268155545-638.png||height="334" width="724"]]
204 204  
205 205  
206 206  (((
... ... @@ -212,17 +212,14 @@
212 212  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
213 213  )))
214 214  
215 -(% 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" %)​
162 +[[image:1653268227651-549.png||height="592" width="720"]]
216 216  
217 -
218 218  (((
219 -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:
220 -
221 -
165 +The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
222 222  )))
223 223  
224 224  (((
225 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
169 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
226 226  )))
227 227  
228 228  (((
... ... @@ -230,9 +230,8 @@
230 230  )))
231 231  )))
232 232  
233 -(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
177 +[[image:1652953462722-299.png]]
234 234  
235 -
236 236  (((
237 237  (((
238 238  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -239,75 +239,65 @@
239 239  )))
240 240  
241 241  (((
242 -**Add APP EUI in the application.**
185 +Add APP EUI in the application.
243 243  )))
244 244  )))
245 245  
246 -(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
189 +[[image:image-20220519174512-1.png]]
247 247  
248 -(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
191 +[[image:image-20220519174512-2.png||height="323" width="720"]]
249 249  
250 -(% 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" %)​
193 +[[image:image-20220519174512-3.png||height="556" width="724"]]
251 251  
252 -(% 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" %)​
195 +[[image:image-20220519174512-4.png]]
253 253  
254 254  You can also choose to create the device manually.
255 255  
256 -(% 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" %)​
199 +[[image:1652953542269-423.png||height="710" width="723"]]
257 257  
201 +Add APP KEY and DEV EUI
258 258  
203 +[[image:1652953553383-907.png||height="514" width="724"]]
259 259  
260 -**Add APP KEY and DEV EUI**
261 261  
262 -(% 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" %)​
263 -
264 -
265 265  (((
266 -(% 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.
207 +**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.
267 267  )))
268 268  
269 -(% 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" %)​
210 +[[image:1652953568895-172.png||height="232" width="724"]]
270 270  
271 271  
272 -
273 273  == 3.3 Configure Commands to read data ==
274 274  
275 -
276 276  (((
277 277  (((
278 -(((
279 -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.
217 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
280 280  )))
281 -)))
282 282  
283 283  (((
284 -(((
285 -(% 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**
286 -)))
221 +(% 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
287 287  
288 -
289 289  
290 290  )))
291 291  )))
292 292  
293 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
227 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
294 294  
295 -
296 296  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:
297 297  
298 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
299 -|=(% style="width: 110px;" %)(((
231 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
232 +|(% style="width:128px" %)(((
300 300  **AT Commands**
301 -)))|=(% style="width: 190px;" %)(((
234 +)))|(% style="width:305px" %)(((
302 302  **Description**
303 -)))|=(% style="width: 190px;" %)(((
236 +)))|(% style="width:346px" %)(((
304 304  **Example**
305 305  )))
306 -|(% style="width:110px" %)(((
239 +|(% style="width:128px" %)(((
307 307  AT+BAUDR
308 -)))|(% style="width:190px" %)(((
241 +)))|(% style="width:305px" %)(((
309 309  Set the baud rate (for RS485 connection). Default Value is: 9600.
310 -)))|(% style="width:190px" %)(((
243 +)))|(% style="width:346px" %)(((
311 311  (((
312 312  AT+BAUDR=9600
313 313  )))
... ... @@ -316,11 +316,11 @@
316 316  Options: (1200,2400,4800,14400,19200,115200)
317 317  )))
318 318  )))
319 -|(% style="width:110px" %)(((
252 +|(% style="width:128px" %)(((
320 320  AT+PARITY
321 -)))|(% style="width:190px" %)(((
254 +)))|(% style="width:305px" %)(((
322 322  Set UART parity (for RS485 connection)
323 -)))|(% style="width:190px" %)(((
256 +)))|(% style="width:346px" %)(((
324 324  (((
325 325  AT+PARITY=0
326 326  )))
... ... @@ -329,9 +329,9 @@
329 329  Option: 0: no parity, 1: odd parity, 2: even parity
330 330  )))
331 331  )))
332 -|(% style="width:110px" %)(((
265 +|(% style="width:128px" %)(((
333 333  AT+STOPBIT
334 -)))|(% style="width:190px" %)(((
267 +)))|(% style="width:305px" %)(((
335 335  (((
336 336  Set serial stopbit (for RS485 connection)
337 337  )))
... ... @@ -339,7 +339,7 @@
339 339  (((
340 340  
341 341  )))
342 -)))|(% style="width:190px" %)(((
275 +)))|(% style="width:346px" %)(((
343 343  (((
344 344  AT+STOPBIT=0 for 1bit
345 345  )))
... ... @@ -354,39 +354,27 @@
354 354  )))
355 355  
356 356  
357 -
358 358  === 3.3.2 Configure sensors ===
359 359  
360 -
361 361  (((
362 362  (((
363 -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.
364 -
365 -
294 +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.
366 366  )))
367 367  )))
368 368  
369 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
370 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
371 -|AT+CFGDEV|(% style="width:110px" %)(((
372 -(((
298 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
299 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
300 +|AT+CFGDEV|(% style="width:418px" %)(((
373 373  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
374 -)))
375 375  
376 -(((
377 377  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
378 -)))
379 379  
380 -(((
381 381  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
382 -)))
383 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
306 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
384 384  
385 385  
386 -
387 387  === 3.3.3 Configure read commands for each sampling ===
388 388  
389 -
390 390  (((
391 391  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.
392 392  
... ... @@ -397,7 +397,7 @@
397 397  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
398 398  
399 399  
400 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
321 +**Each RS485 commands include two parts:**
401 401  
402 402  ~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.
403 403  
... ... @@ -408,14 +408,15 @@
408 408  
409 409  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
410 410  
332 +
411 411  Below are examples for the how above AT Commands works.
412 412  
413 413  
414 -(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
336 +**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
415 415  
416 416  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
417 417  |(% style="width:496px" %)(((
418 -(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
340 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
419 419  
420 420  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
421 421  
... ... @@ -427,10 +427,10 @@
427 427  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
428 428  
429 429  
430 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
352 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
431 431  
432 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
433 -|(% style="width:510px" %)(((
354 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
355 +|(% style="width:722px" %)(((
434 434  **AT+DATACUTx=a,b,c**
435 435  
436 436  * **a: length for the return of AT+COMMAND**
... ... @@ -440,29 +440,25 @@
440 440  
441 441  **Examples:**
442 442  
443 -* (% style="color:#037691" %)**Grab bytes**
365 +* Grab bytes:
444 444  
445 -(% 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" %)​
367 +[[image:image-20220602153621-1.png]]
446 446  
447 447  
370 +* Grab a section.
448 448  
449 -* (% style="color:#037691" %)**Grab a section**
372 +[[image:image-20220602153621-2.png]]
450 450  
451 -(% 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" %)​
452 452  
375 +* Grab different sections.
453 453  
377 +[[image:image-20220602153621-3.png]]
454 454  
455 -* (% style="color:#037691" %)**Grab different sections**
456 -
457 -(% 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" %)​
458 -
459 -
460 460  
461 461  )))
462 462  
463 463  === 3.3.4 Compose the uplink payload ===
464 464  
465 -
466 466  (((
467 467  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.**
468 468  
... ... @@ -491,7 +491,7 @@
491 491  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
492 492  )))
493 493  
494 -(% 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" %)​
412 +[[image:1653269759169-150.png||height="513" width="716"]]
495 495  
496 496  
497 497  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -503,13 +503,12 @@
503 503  
504 504  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
505 505  
506 -
507 507  1. PAYVER: Defined by AT+PAYVER
508 508  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
509 509  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
510 510  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
511 511  
512 -(% 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" %)​
429 +[[image:image-20220602155039-4.png]]
513 513  
514 514  
515 515  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -521,7 +521,7 @@
521 521  DATA3=the rest of Valid value of RETURN10= **30**
522 522  
523 523  
524 -(% 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:**
441 +(% 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:
525 525  
526 526   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
527 527  
... ... @@ -534,13 +534,11 @@
534 534  
535 535  Below are the uplink payloads:
536 536  
537 -(% 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" %)​
454 +[[image:1654157178836-407.png]]
538 538  
539 539  
540 -
541 541  === 3.3.5 Uplink on demand ===
542 542  
543 -
544 544  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.
545 545  
546 546  Downlink control command:
... ... @@ -553,1026 +553,60 @@
553 553  
554 554  === 3.3.6 Uplink on Interrupt ===
555 555  
556 -
557 557  RS485-LN support external Interrupt uplink since hardware v1.2 release.
558 558  
559 -(% 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" %)​
473 +[[image:1654157342174-798.png]]
560 560  
561 561  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.
562 562  
563 563  
564 -
565 565  == 3.4 Uplink Payload ==
566 566  
480 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
481 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
482 +|Value|(% style="width:120px" %)(((
483 +Battery(mV)
567 567  
568 -(% 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" %)​
485 +&
569 569  
570 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
487 +Interrupt _Flag
488 +)))|(% style="width:116px" %)(((
489 +PAYLOAD_VER
571 571  
491 +
492 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
572 572  
494 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
573 573  
574 -== 3.5 Configure RS485-LN via AT or Downlink ==
575 575  
497 +== 3.5 Configure RS485-BL via AT or Downlink ==
576 576  
577 -(((
578 578  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
579 -)))
580 580  
581 -(((
582 582  There are two kinds of Commands:
583 -)))
584 584  
585 -* (((
586 -(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
587 -)))
503 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
588 588  
589 -* (((
590 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
591 -)))
505 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
592 592  
593 -(((
594 -
595 -)))
596 596  
597 597  
598 -
599 599  === 3.5.1 Common Commands ===
600 600  
601 -
602 602  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]]
603 603  
604 604  
514 +=== 3.5.2 Sensor related commands ===
605 605  
606 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
607 -
608 -
609 609  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.
610 610  
611 -(% 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" %)​
518 +[[image:image-20220602163333-5.png||height="263" width="1160"]]
612 612  
613 613  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)
614 614  
615 615  
523 +3.5.3 Sensor related commands
616 616  
617 -=== 3.5.3 Sensor related commands ===
525 +==== ====
618 618  
619 -
620 -
621 -
622 -==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
623 -
624 -
625 -(((
626 -This command is used to configure the RS485 devices; they won't be used during sampling.
627 -)))
628 -
629 -* (((
630 -(% style="color:#037691" %)**AT Command**
631 -
632 -(((
633 -**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
634 -)))
635 -)))
636 -
637 -(((
638 -
639 -)))
640 -
641 -* (((
642 -(% style="color:#037691" %)**Downlink Payload**
643 -)))
644 -
645 -(((
646 -Format: A8 MM NN XX XX XX XX YY
647 -)))
648 -
649 -(((
650 -Where:
651 -)))
652 -
653 -* (((
654 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
655 -)))
656 -* (((
657 -NN: The length of RS485 command
658 -)))
659 -* (((
660 -XX XX XX XX: RS485 command total NN bytes
661 -)))
662 -* (((
663 -(((
664 -YY: How many bytes will be uplink from the return of this RS485 command,
665 -)))
666 -
667 -* (((
668 -if YY=0, RS485-LN will execute the downlink command without uplink;
669 -)))
670 -* (((
671 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
672 -)))
673 -* (((
674 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
675 -)))
676 -)))
677 -
678 -(((
679 -
680 -
681 -(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
682 -)))
683 -
684 -(((
685 -To connect a Modbus Alarm with below commands.
686 -)))
687 -
688 -* (((
689 -The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
690 -)))
691 -
692 -* (((
693 -The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
694 -)))
695 -
696 -(((
697 -
698 -
699 -So if user want to use downlink command to control to RS485 Alarm, he can use:
700 -)))
701 -
702 -(((
703 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
704 -)))
705 -
706 -(((
707 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
708 -)))
709 -
710 -(((
711 -A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
712 -)))
713 -
714 -(((
715 -
716 -)))
717 -
718 -(((
719 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
720 -)))
721 -
722 -(((
723 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
724 -)))
725 -
726 -(((
727 -
728 -)))
729 -
730 -(((
731 -(((
732 -RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:  **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
733 -)))
734 -
735 -
736 -)))
737 -
738 -(((
739 - (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
740 -)))
741 -
742 -
743 -
744 -
745 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
746 -
747 -
748 -(((
749 -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.
750 -)))
751 -
752 -* (((
753 -(% style="color:#037691" %)**AT Command:**
754 -
755 -**AT+PAYVER:    **Set PAYVER field = 1
756 -
757 -
758 -)))
759 -* (((
760 -(% style="color:#037691" %)**Downlink Payload:**
761 -)))
762 -
763 -(((
764 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
765 -)))
766 -
767 -(((
768 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
769 -)))
770 -
771 -
772 -
773 -
774 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
775 -
776 -
777 -(((
778 -AT+COMMANDx or AT+DATACUTx
779 -)))
780 -
781 -(((
782 -These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
783 -)))
784 -
785 -(((
786 -
787 -)))
788 -
789 -* (((
790 -(% style="color:#037691" %)**AT Command:**
791 -)))
792 -
793 -**AT+COMMANDx:    **Configure RS485 read command to sensor.
794 -
795 -**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
796 -
797 -
798 -* (((
799 -(% style="color:#037691" %)**Downlink Payload:**
800 -)))
801 -
802 -(((
803 -**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
804 -
805 -
806 -)))
807 -
808 -(((
809 -(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
810 -
811 -
812 -)))
813 -
814 -(((
815 -Format: AF MM NN LL XX XX XX XX YY
816 -)))
817 -
818 -(((
819 -Where:
820 -)))
821 -
822 -* (((
823 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
824 -)))
825 -* (((
826 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
827 -)))
828 -* (((
829 -LL:  The length of AT+COMMAND or AT+DATACUT command
830 -)))
831 -* (((
832 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
833 -)))
834 -* (((
835 -YY:  If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
836 -)))
837 -
838 -(((
839 -
840 -
841 -**Example:**
842 -)))
843 -
844 -(((
845 -(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
846 -)))
847 -
848 -(((
849 -(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
850 -)))
851 -
852 -(((
853 -(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
854 -)))
855 -
856 -
857 -
858 -
859 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
860 -
861 -
862 -(((
863 -**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]].
864 -)))
865 -
866 -(((
867 -This command is valid since v1.3 firmware version
868 -)))
869 -
870 -(((
871 -AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
872 -)))
873 -
874 -(((
875 -
876 -)))
877 -
878 -(((
879 -**Example:**
880 -)))
881 -
882 -* (((
883 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
884 -)))
885 -* (((
886 -AT+COMMAND1= 01 03 00 10 00 08,1  ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
887 -)))
888 -* (((
889 -AT+COMMAND2= 01 02 00 40 00 10,1  ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
890 -
891 -
892 -)))
893 -
894 -(% 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" %)​
895 -
896 -(% 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" %)​
897 -
898 -
899 -
900 -
901 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
902 -
903 -
904 -(((
905 -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.
906 -)))
907 -
908 -(((
909 -Default value: 0, range:  0 ~~ 65 seconds
910 -)))
911 -
912 -* (((
913 -(% style="color:#037691" %)** AT Command:**
914 -
915 -**AT+CMDDLaa=hex(bb cc)*1000**
916 -)))
917 -
918 -(((
919 -
920 -
921 -**Example:**
922 -)))
923 -
924 -(((
925 -**AT+CMDDL1=1000** to send the open time to 1000ms
926 -)))
927 -
928 -(((
929 -
930 -)))
931 -
932 -* (((
933 -(% style="color:#037691" %)** Downlink Payload:**
934 -)))
935 -
936 -(((
937 -**0x AA aa bb cc**
938 -)))
939 -
940 -(((
941 -Same as: AT+CMDDLaa=hex(bb cc)*1000
942 -)))
943 -
944 -(((
945 -**Example:**
946 -)))
947 -
948 -(((
949 -**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
950 -)))
951 -
952 -
953 -
954 -
955 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
956 -
957 -
958 -(((
959 -Define to use one uplink or multiple uplinks for the sampling.
960 -)))
961 -
962 -(((
963 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
964 -
965 -
966 -)))
967 -
968 -* (((
969 -(% style="color:#037691" %)** AT Command:**
970 -)))
971 -
972 -**AT+DATAUP=0**
973 -
974 -**AT+DATAUP=1**
975 -
976 -
977 -* (((
978 -(% style="color:#037691" %)** Downlink Payload:**
979 -)))
980 -
981 -(((
982 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
983 -)))
984 -
985 -(((
986 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
987 -)))
988 -
989 -
990 -
991 -
992 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
993 -
994 -
995 -(((
996 -Ask device to send an uplink immediately.
997 -)))
998 -
999 -* (((
1000 -(% style="color:#037691" %)** AT Command:**
1001 -)))
1002 -
1003 -(((
1004 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1005 -)))
1006 -
1007 -(((
1008 -
1009 -)))
1010 -
1011 -* (((
1012 -(% style="color:#037691" %)** Downlink Payload:**
1013 -)))
1014 -
1015 -(((
1016 -**0x08 FF**, RS485-LN will immediately send an uplink.
1017 -)))
1018 -
1019 -
1020 -
1021 -
1022 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1023 -
1024 -
1025 -(((
1026 -The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1027 -
1028 -
1029 -)))
1030 -
1031 -* (((
1032 -(% style="color:#037691" %)** AT Command:**
1033 -)))
1034 -
1035 -(((
1036 -**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1037 -)))
1038 -
1039 -(((
1040 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1041 -)))
1042 -
1043 -(((
1044 -Example screen shot after clear all RS485 commands. 
1045 -)))
1046 -
1047 -(((
1048 -
1049 -)))
1050 -
1051 -(((
1052 -The uplink screen shot is:
1053 -)))
1054 -
1055 -(% aria-label="1654160691922-496.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654160691922-496.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1056 -
1057 -
1058 -* (((
1059 -(% style="color:#037691" %)** Downlink Payload:**
1060 -)))
1061 -
1062 -(((
1063 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1064 -)))
1065 -
1066 -
1067 -
1068 -
1069 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1070 -
1071 -
1072 -(((
1073 -Set the Rs485 serial communication parameters:
1074 -)))
1075 -
1076 -* (((
1077 -(% style="color:#037691" %)** AT Command:**
1078 -)))
1079 -
1080 -(((
1081 -
1082 -
1083 -* Set Baud Rate
1084 -)))
1085 -
1086 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1087 -
1088 -
1089 -(((
1090 -* Set UART Parity
1091 -)))
1092 -
1093 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1094 -
1095 -
1096 -(((
1097 -* Set STOPBIT
1098 -)))
1099 -
1100 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1101 -
1102 -
1103 -
1104 -* (((
1105 -(% style="color:#037691" %)** Downlink Payload:**
1106 -)))
1107 -
1108 -(((
1109 -**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1110 -)))
1111 -
1112 -(((
1113 -**Example:**
1114 -)))
1115 -
1116 -* (((
1117 -A7 01 00 60   same as AT+BAUDR=9600
1118 -)))
1119 -* (((
1120 -A7 01 04 80  same as AT+BAUDR=115200
1121 -)))
1122 -
1123 -(((
1124 -A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1125 -)))
1126 -
1127 -(((
1128 -A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1129 -)))
1130 -
1131 -
1132 -
1133 -
1134 -== 3.6 Listening mode for RS485 network ==
1135 -
1136 -
1137 -(((
1138 -This feature support since firmware v1.4
1139 -)))
1140 -
1141 -(((
1142 -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.
1143 -
1144 -
1145 -)))
1146 -
1147 -(% 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" %)​
1148 -
1149 -(((
1150 -To enable the listening mode, use can run the command AT+RXMODE.
1151 -)))
1152 -
1153 -(((
1154 -
1155 -)))
1156 -
1157 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1158 -|=(% style="width: 100px;" %)(((
1159 -**Command example**
1160 -)))|=(% style="width: 400px;" %)(((
1161 -**Function**
1162 -)))
1163 -|(% style="width:100px" %)(((
1164 -AT+RXMODE=1,10
1165 -)))|(% style="width:400px" %)(((
1166 -Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1167 -)))
1168 -|(% style="width:100px" %)(((
1169 -AT+RXMODE=2,500
1170 -)))|(% style="width:400px" %)(((
1171 -Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1172 -)))
1173 -|(% style="width:100px" %)(((
1174 -AT+RXMODE=0,0
1175 -)))|(% style="width:400px" %)(((
1176 -Disable listening mode. This is the default settings.
1177 -)))
1178 -|(% style="width:100px" %)(((
1179 -
1180 -)))|(% style="width:400px" %)(((
1181 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1182 -)))
1183 -
1184 -(((
1185 -(% style="color:#037691" %)** Downlink Command:**
1186 -)))
1187 -
1188 -(((
1189 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1190 -)))
1191 -
1192 -(((
1193 -
1194 -)))
1195 -
1196 -(((
1197 -**Example**:
1198 -)))
1199 -
1200 -(((
1201 -The RS485-LN is set to AT+RXMODE=2,1000
1202 -)))
1203 -
1204 -(((
1205 -There is a two Modbus commands in the RS485 network as below:
1206 -)))
1207 -
1208 -(((
1209 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1210 -)))
1211 -
1212 -(((
1213 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1214 -)))
1215 -
1216 -(((
1217 -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
1218 -)))
1219 -
1220 -(((
1221 -(% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1222 -)))
1223 -
1224 -(((
1225 -
1226 -)))
1227 -
1228 -(((
1229 -(((
1230 -(% 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.**
1231 -)))
1232 -)))
1233 -
1234 -
1235 -
1236 -== 3.7 Buttons ==
1237 -
1238 -
1239 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1240 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1241 -|(% 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**
1242 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1243 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1244 -
1245 -
1246 -
1247 -
1248 -== 3.8 LEDs ==
1249 -
1250 -
1251 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1252 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1253 -|**PWR**|Always on if there is power
1254 -|**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.
1255 -
1256 -
1257 -
1258 -
1259 -= 4. Case Study =
1260 -
1261 -
1262 -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]]
1263 -
1264 -
1265 -
1266 -= 5. Use AT Command =
1267 -
1268 -
1269 -== 5.1 Access AT Command ==
1270 -
1271 -
1272 -(((
1273 -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.
1274 -)))
1275 -
1276 -(% 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" %)​
1277 -
1278 -
1279 -(((
1280 -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:
1281 -)))
1282 -
1283 -(% 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" %)​
1284 -
1285 -
1286 -(((
1287 -More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1288 -)))
1289 -
1290 -
1291 -
1292 -== 5.2 Common AT Command Sequence ==
1293 -
1294 -
1295 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1296 -
1297 -
1298 -If device has not joined network yet:
1299 -
1300 -* (% style="color:#037691" %)**AT+FDR**
1301 -* (% style="color:#037691" %)**AT+NJM=0**
1302 -* (% style="color:#037691" %)**ATZ**
1303 -
1304 -(((
1305 -
1306 -
1307 -If device already joined network:
1308 -
1309 -* (% style="color:#037691" %)**AT+NJM=0**
1310 -* (% style="color:#037691" %)**ATZ**
1311 -
1312 -
1313 -)))
1314 -
1315 -
1316 -
1317 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1318 -
1319 -
1320 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1321 -
1322 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1323 -
1324 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1325 -
1326 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1327 -
1328 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1329 -
1330 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1331 -
1332 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1333 -
1334 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1335 -
1336 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1337 -
1338 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1339 -
1340 -
1341 -(% style="color:red" %)**Note:**
1342 -
1343 -(((
1344 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1345 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1346 -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.
1347 -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
1348 -
1349 -
1350 -)))
1351 -
1352 -(% 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" %)​
1353 -
1354 -
1355 -
1356 -= 6. FAQ =
1357 -
1358 -
1359 -== 6.1 How to upgrade the image? ==
1360 -
1361 -
1362 -(((
1363 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1364 -)))
1365 -
1366 -* (((
1367 -Support new features
1368 -)))
1369 -* (((
1370 -For bug fix
1371 -)))
1372 -* (((
1373 -Change LoRaWAN bands.
1374 -)))
1375 -
1376 -(((
1377 -Below shows the hardware connection for how to upload an image to RS485-LN:
1378 -)))
1379 -
1380 -(% 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"]]
1381 -
1382 -(% title="Click and drag to resize" %)​
1383 -
1384 -(((
1385 -(% 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]].
1386 -)))
1387 -
1388 -(((
1389 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
1390 -)))
1391 -
1392 -(((
1393 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1394 -)))
1395 -
1396 -(((
1397 -(((
1398 -(((
1399 -(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
1400 -)))
1401 -)))
1402 -)))
1403 -
1404 -
1405 -(% aria-label="image-20220602175818-12.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175818-12.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1406 -
1407 -
1408 -(% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1409 -
1410 -
1411 -(% 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" %)​
1412 -
1413 -
1414 -(% 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:**
1415 -
1416 -(% 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" %)​
1417 -
1418 -
1419 -
1420 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1421 -
1422 -
1423 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1424 -
1425 -
1426 -
1427 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
1428 -
1429 -
1430 -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"]].
1431 -
1432 -
1433 -
1434 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1435 -
1436 -
1437 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1438 -
1439 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1440 -
1441 -
1442 -
1443 -== 6.5 Can i use point to point communication for RS485-LN? ==
1444 -
1445 -
1446 -Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1447 -
1448 -
1449 -
1450 -== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1451 -
1452 -
1453 -[[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/]]
1454 -
1455 -
1456 -
1457 -= 7. Trouble Shooting =
1458 -
1459 -
1460 -== 7.1 Downlink doesn't work, how to solve it? ==
1461 -
1462 -
1463 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1464 -
1465 -
1466 -
1467 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1468 -
1469 -
1470 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1471 -
1472 -
1473 -
1474 -= 8. Order Info =
1475 -
1476 -
1477 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1478 -
1479 -(% style="color:blue" %)**XXX:**
1480 -
1481 -* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1482 -* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1483 -* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1484 -* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1485 -* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1486 -* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1487 -* (% style="color:red" %)**US915**(%%):  frequency bands US915
1488 -* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1489 -* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1490 -* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1491 -
1492 -
1493 -
1494 -
1495 -= 9.Packing Info =
1496 -
1497 -
1498 -**Package Includes**:
1499 -
1500 -* RS485-LN x 1
1501 -* Stick Antenna for LoRa RF part x 1
1502 -* Program cable x 1
1503 -
1504 -**Dimension and weight**:
1505 -
1506 -* Device Size: 13.5 x 7 x 3 cm
1507 -* Device Weight: 105g
1508 -* Package Size / pcs : 14.5 x 8 x 5 cm
1509 -* Weight / pcs : 170g
1510 -
1511 -
1512 -
1513 -
1514 -= 10. FCC Caution for RS485LN-US915 =
1515 -
1516 -
1517 -(((
1518 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1519 -)))
1520 -
1521 -(((
1522 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
1523 -)))
1524 -
1525 -(((
1526 -
1527 -)))
1528 -
1529 -(((
1530 -(% style="color:red" %)**IMPORTANT NOTE:**
1531 -)))
1532 -
1533 -(((
1534 -(% 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:
1535 -)))
1536 -
1537 -(((
1538 -—Reorient or relocate the receiving antenna.
1539 -)))
1540 -
1541 -(((
1542 -—Increase the separation between the equipment and receiver.
1543 -)))
1544 -
1545 -(((
1546 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1547 -)))
1548 -
1549 -(((
1550 -—Consult the dealer or an experienced radio/TV technician for help.
1551 -)))
1552 -
1553 -(((
1554 -
1555 -)))
1556 -
1557 -(((
1558 -(% style="color:red" %)**FCC Radiation Exposure Statement:**
1559 -)))
1560 -
1561 -(((
1562 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
1563 -)))
1564 -
1565 -
1566 -
1567 -= 11. Support =
1568 -
1569 -
1570 -* (((
1571 -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.
1572 -)))
1573 -* (((
1574 -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]].
1575 -
1576 -
1577 -
1578 -)))
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