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Last modified by Mengting Qiu on 2025/07/14 09:59
From version 68.6
edited by Xiaoling
on 2022/08/18 14:42
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To version 42.3
edited by Xiaoling
on 2022/06/02 16:47
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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 
... ... @@ -81,17 +81,13 @@
81 81  ** Idle: 32mA@12v
82 82  ** 20dB Transmit: 65mA@12v
83 83  
53 +**Interface for Model:**
84 84  
85 -
86 -**(% style="color:#037691" %)Interface for Model:**
87 -
88 88  * RS485
89 89  * Power Input 7~~ 24V DC. 
90 90  
58 +**LoRa Spec:**
91 91  
92 -
93 -**(% style="color:#037691" %)LoRa Spec:**
94 -
95 95  * Frequency Range:
96 96  ** Band 1 (HF): 862 ~~ 1020 Mhz
97 97  ** Band 2 (LF): 410 ~~ 528 Mhz
... ... @@ -109,14 +109,10 @@
109 109  * Preamble detection.
110 110  * 127 dB Dynamic Range RSSI.
111 111  * Automatic RF Sense and CAD with ultra-fast AFC.
112 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
113 113  
114 -
115 -
116 -
117 117  == 1.3 Features ==
118 118  
119 -
120 120  * LoRaWAN Class A & Class C protocol (default Class C)
121 121  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
122 122  * AT Commands to change parameters
... ... @@ -126,12 +126,8 @@
126 126  * Support Modbus protocol
127 127  * Support Interrupt uplink (Since hardware version v1.2)
128 128  
129 -
130 -
131 -
132 132  == 1.4 Applications ==
133 133  
134 -
135 135  * Smart Buildings & Home Automation
136 136  * Logistics and Supply Chain Management
137 137  * Smart Metering
... ... @@ -139,30 +139,19 @@
139 139  * Smart Cities
140 140  * Smart Factory
141 141  
142 -
143 -
144 -
145 145  == 1.5 Firmware Change log ==
146 146  
147 -
148 148  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
149 149  
150 150  
151 -
152 152  == 1.6 Hardware Change log ==
153 153  
154 -
155 155  (((
156 156  (((
157 -(((
158 158  v1.2: Add External Interrupt Pin.
159 -)))
160 160  
161 -(((
162 162  v1.0: Release
163 -)))
164 164  
165 -
166 166  
167 167  )))
168 168  )))
... ... @@ -169,7 +169,6 @@
169 169  
170 170  = 2. Power ON Device =
171 171  
172 -
173 173  (((
174 174  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
175 175  
... ... @@ -180,9 +180,8 @@
180 180  Once there is power, the RS485-LN will be on.
181 181  )))
182 182  
183 -(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
128 +[[image:1653268091319-405.png]]
184 184  
185 -
186 186  
187 187  )))
188 188  
... ... @@ -190,22 +190,17 @@
190 190  
191 191  == 3.1 How it works? ==
192 192  
193 -
194 194  (((
195 -(((
196 196  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.
197 -)))
198 198  
199 -
200 200  
201 201  )))
202 202  
203 203  == 3.2 Example to join LoRaWAN network ==
204 204  
205 -
206 206  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. 
207 207  
208 -(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
147 +[[image:1653268155545-638.png||height="334" width="724"]]
209 209  
210 210  
211 211  (((
... ... @@ -217,17 +217,14 @@
217 217  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
218 218  )))
219 219  
220 -(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
159 +[[image:1653268227651-549.png||height="592" width="720"]]
221 221  
222 -
223 223  (((
224 -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:
225 -
226 -
162 +The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
227 227  )))
228 228  
229 229  (((
230 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
166 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
231 231  )))
232 232  
233 233  (((
... ... @@ -235,9 +235,8 @@
235 235  )))
236 236  )))
237 237  
238 -(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
174 +[[image:1652953462722-299.png]]
239 239  
240 -
241 241  (((
242 242  (((
243 243  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -244,75 +244,65 @@
244 244  )))
245 245  
246 246  (((
247 -**Add APP EUI in the application.**
182 +Add APP EUI in the application.
248 248  )))
249 249  )))
250 250  
251 -(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
186 +[[image:image-20220519174512-1.png]]
252 252  
253 -(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
188 +[[image:image-20220519174512-2.png||height="323" width="720"]]
254 254  
255 -(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
190 +[[image:image-20220519174512-3.png||height="556" width="724"]]
256 256  
257 -(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
192 +[[image:image-20220519174512-4.png]]
258 258  
259 259  You can also choose to create the device manually.
260 260  
261 -(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
196 +[[image:1652953542269-423.png||height="710" width="723"]]
262 262  
198 +Add APP KEY and DEV EUI
263 263  
200 +[[image:1652953553383-907.png||height="514" width="724"]]
264 264  
265 -**Add APP KEY and DEV EUI**
266 266  
267 -(% 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" %)​
268 -
269 -
270 270  (((
271 -(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
204 +**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
272 272  )))
273 273  
274 -(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
207 +[[image:1652953568895-172.png||height="232" width="724"]]
275 275  
276 276  
277 -
278 278  == 3.3 Configure Commands to read data ==
279 279  
280 -
281 281  (((
282 282  (((
283 -(((
284 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
214 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
285 285  )))
286 -)))
287 287  
288 288  (((
289 -(((
290 -(% 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**
291 -)))
218 +(% 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
292 292  
293 -
294 294  
295 295  )))
296 296  )))
297 297  
298 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
224 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
299 299  
300 -
301 301  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:
302 302  
303 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
304 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
305 305  **AT Commands**
306 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
307 307  **Description**
308 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
309 309  **Example**
310 310  )))
311 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
312 312  AT+BAUDR
313 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
314 314  Set the baud rate (for RS485 connection). Default Value is: 9600.
315 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
316 316  (((
317 317  AT+BAUDR=9600
318 318  )))
... ... @@ -321,11 +321,11 @@
321 321  Options: (1200,2400,4800,14400,19200,115200)
322 322  )))
323 323  )))
324 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
325 325  AT+PARITY
326 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
327 327  Set UART parity (for RS485 connection)
328 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
329 329  (((
330 330  AT+PARITY=0
331 331  )))
... ... @@ -334,9 +334,9 @@
334 334  Option: 0: no parity, 1: odd parity, 2: even parity
335 335  )))
336 336  )))
337 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
338 338  AT+STOPBIT
339 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
340 340  (((
341 341  Set serial stopbit (for RS485 connection)
342 342  )))
... ... @@ -344,7 +344,7 @@
344 344  (((
345 345  
346 346  )))
347 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
348 348  (((
349 349  AT+STOPBIT=0 for 1bit
350 350  )))
... ... @@ -358,42 +358,26 @@
358 358  )))
359 359  )))
360 360  
361 -
362 -
363 -
364 364  === 3.3.2 Configure sensors ===
365 365  
366 -
367 367  (((
368 368  (((
369 -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.
370 -
371 -
290 +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.
372 372  )))
373 373  )))
374 374  
375 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
376 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
377 -|AT+CFGDEV|(% style="width:110px" %)(((
378 -(((
294 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296 +|AT+CFGDEV|(% style="width:418px" %)(((
379 379  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
380 -)))
381 381  
382 -(((
383 383  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
384 -)))
385 385  
386 -(((
387 387  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
388 -)))
389 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
302 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
390 390  
391 -
392 -
393 -
394 394  === 3.3.3 Configure read commands for each sampling ===
395 395  
396 -
397 397  (((
398 398  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.
399 399  
... ... @@ -404,7 +404,7 @@
404 404  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
405 405  
406 406  
407 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
316 +**Each RS485 commands include two parts:**
408 408  
409 409  ~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.
410 410  
... ... @@ -415,14 +415,15 @@
415 415  
416 416  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
417 417  
327 +
418 418  Below are examples for the how above AT Commands works.
419 419  
420 420  
421 -(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
331 +**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
422 422  
423 423  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
424 424  |(% style="width:496px" %)(((
425 -(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
335 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
426 426  
427 427  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
428 428  
... ... @@ -434,10 +434,10 @@
434 434  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
435 435  
436 436  
437 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
347 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
438 438  
439 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
440 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
441 441  **AT+DATACUTx=a,b,c**
442 442  
443 443  * **a: length for the return of AT+COMMAND**
... ... @@ -447,29 +447,25 @@
447 447  
448 448  **Examples:**
449 449  
450 -* (% style="color:#037691" %)**Grab bytes**
360 +* Grab bytes:
451 451  
452 -(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
362 +[[image:image-20220602153621-1.png]]
453 453  
454 454  
365 +* Grab a section.
455 455  
456 -* (% style="color:#037691" %)**Grab a section**
367 +[[image:image-20220602153621-2.png]]
457 457  
458 -(% 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" %)​
459 459  
370 +* Grab different sections.
460 460  
372 +[[image:image-20220602153621-3.png]]
461 461  
462 -* (% style="color:#037691" %)**Grab different sections**
463 -
464 -(% 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" %)​
465 -
466 -
467 467  
468 468  )))
469 469  
470 470  === 3.3.4 Compose the uplink payload ===
471 471  
472 -
473 473  (((
474 474  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.**
475 475  
... ... @@ -498,7 +498,7 @@
498 498  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
499 499  )))
500 500  
501 -(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
407 +[[image:1653269759169-150.png||height="513" width="716"]]
502 502  
503 503  
504 504  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -510,13 +510,12 @@
510 510  
511 511  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
512 512  
513 -
514 514  1. PAYVER: Defined by AT+PAYVER
515 515  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
516 516  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
517 517  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
518 518  
519 -(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
424 +[[image:image-20220602155039-4.png]]
520 520  
521 521  
522 522  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -528,7 +528,7 @@
528 528  DATA3=the rest of Valid value of RETURN10= **30**
529 529  
530 530  
531 -(% 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:**
436 +(% 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:
532 532  
533 533   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
534 534  
... ... @@ -541,13 +541,11 @@
541 541  
542 542  Below are the uplink payloads:
543 543  
544 -(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
449 +[[image:1654157178836-407.png]]
545 545  
546 546  
547 -
548 548  === 3.3.5 Uplink on demand ===
549 549  
550 -
551 551  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.
552 552  
553 553  Downlink control command:
... ... @@ -560,1030 +560,380 @@
560 560  
561 561  === 3.3.6 Uplink on Interrupt ===
562 562  
563 -
564 564  RS485-LN support external Interrupt uplink since hardware v1.2 release.
565 565  
566 -(% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
468 +[[image:1654157342174-798.png]]
567 567  
568 568  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.
569 569  
570 570  
571 -
572 572  == 3.4 Uplink Payload ==
573 573  
475 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
476 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
477 +|Value|(% style="width:120px" %)(((
478 +Battery(mV)
574 574  
575 -(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
480 +&
576 576  
577 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
482 +Interrupt _Flag
483 +)))|(% style="width:116px" %)(((
484 +PAYLOAD_VER
578 578  
486 +
487 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
579 579  
489 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
580 580  
581 -== 3.5 Configure RS485-LN via AT or Downlink ==
582 582  
492 +== 3.5 Configure RS485-BL via AT or Downlink ==
583 583  
584 -(((
585 585  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
586 -)))
587 587  
588 -(((
589 589  There are two kinds of Commands:
590 -)))
591 591  
592 -* (((
593 -(% 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]]
594 -)))
498 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
595 595  
596 -* (((
597 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
598 -)))
500 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
599 599  
600 -(((
601 -
602 -)))
603 -
604 -
605 -
606 606  === 3.5.1 Common Commands ===
607 607  
608 -
609 609  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]]
610 610  
611 611  
507 +=== 3.5.2 Sensor related commands ===
612 612  
613 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
614 -
615 -
616 616  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.
617 617  
618 -(% 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" %)​
511 +[[image:image-20220602163333-5.png||height="263" width="1160"]]
619 619  
620 620  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  
622 622  
623 -
624 624  === 3.5.3 Sensor related commands ===
625 625  
518 +==== ====
626 626  
520 +==== **RS485 Debug Command** ====
627 627  
522 +This command is used to configure the RS485 devices; they won’t be used during sampling.
628 628  
629 -==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
524 +* **AT Command**
630 630  
631 -
526 +(% class="box infomessage" %)
632 632  (((
633 -This command is used to configure the RS485 devices; they won't be used during sampling.
528 +**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
634 634  )))
635 635  
636 -* (((
637 -(% style="color:#037691" %)**AT Command**
531 +m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
638 638  
639 -(((
640 -**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
641 -)))
642 -)))
533 +* **Downlink Payload**
643 643  
644 -(((
645 -
646 -)))
647 -
648 -* (((
649 -(% style="color:#037691" %)**Downlink Payload**
650 -)))
651 -
652 -(((
653 653  Format: A8 MM NN XX XX XX XX YY
654 -)))
655 655  
656 -(((
657 657  Where:
658 -)))
659 659  
660 -* (((
661 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
662 -)))
663 -* (((
664 -NN: The length of RS485 command
665 -)))
666 -* (((
667 -XX XX XX XX: RS485 command total NN bytes
668 -)))
669 -* (((
670 -(((
671 -YY: How many bytes will be uplink from the return of this RS485 command,
672 -)))
539 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC
540 +* NN: The length of RS485 command
541 +* XX XX XX XX: RS485 command total NN bytes
542 +* YY: How many bytes will be uplink from the return of this RS485 command,
543 +** if YY=0, RS485-LN will execute the downlink command without uplink;
544 +** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
545 +** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
673 673  
674 -* (((
675 -if YY=0, RS485-LN will execute the downlink command without uplink;
676 -)))
677 -* (((
678 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
679 -)))
680 -* (((
681 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
682 -)))
683 -)))
547 +**Example 1** ~-~-> Configure without ask for uplink (YY=0)
684 684  
685 -(((
686 -
687 -
688 -(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
689 -)))
690 -
691 -(((
692 692  To connect a Modbus Alarm with below commands.
693 -)))
694 694  
695 -* (((
696 -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.
697 -)))
551 +* 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.
698 698  
699 -* (((
700 -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.
701 -)))
553 +* 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.
702 702  
703 -(((
704 -
705 -
706 706  So if user want to use downlink command to control to RS485 Alarm, he can use:
707 -)))
708 708  
709 -(((
710 710  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
711 -)))
712 712  
713 -(((
714 714  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
715 -)))
716 716  
717 -(((
718 718  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.
719 -)))
720 720  
721 -(((
722 -
723 -)))
724 724  
725 -(((
726 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
727 -)))
564 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
728 728  
729 -(((
730 730  User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
731 -)))
732 732  
733 -(((
734 -
735 -)))
736 736  
737 -(((
738 -(((
739 -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**
740 -)))
569 +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:
741 741  
742 -
743 -)))
571 + **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
744 744  
745 -(((
746 - (% 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" %)​
747 -)))
573 + [[image:1654159460680-153.png]]
748 748  
749 749  
750 750  
577 +==== **Set Payload version** ====
751 751  
752 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
579 +This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
753 753  
581 +* **AT Command:**
754 754  
583 +(% class="box infomessage" %)
755 755  (((
756 -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.
585 +**AT+PAYVER: Set PAYVER field = 1**
757 757  )))
758 758  
759 -* (((
760 -(% style="color:#037691" %)**AT Command:**
761 761  
762 -**AT+PAYVER:    **Set PAYVER field = 1
589 +* **Downlink Payload:**
763 763  
764 -
765 -)))
766 -* (((
767 -(% style="color:#037691" %)**Downlink Payload:**
768 -)))
591 +**0xAE 01**  ~-~-> Set PAYVER field =  0x01
769 769  
770 -(((
771 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
772 -)))
593 +**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
773 773  
774 -(((
775 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
776 -)))
777 777  
778 778  
597 +==== **Set RS485 Sampling Commands** ====
779 779  
599 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
780 780  
781 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
601 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
782 782  
783 783  
604 +* **AT Command:**
605 +
606 +(% class="box infomessage" %)
784 784  (((
785 -AT+COMMANDx or AT+DATACUTx
608 +**AT+COMMANDx: Configure RS485 read command to sensor.**
786 786  )))
787 787  
611 +(% class="box infomessage" %)
788 788  (((
789 -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"]].
613 +**AT+DATACUTx: Configure how to handle return from RS485 devices.**
790 790  )))
791 791  
616 +(% class="box infomessage" %)
792 792  (((
793 -
618 +**AT+SEARCHx: Configure search command**
794 794  )))
795 795  
796 -* (((
797 -(% style="color:#037691" %)**AT Command:**
798 -)))
799 799  
800 -**AT+COMMANDx:    **Configure RS485 read command to sensor.
622 +* **Downlink Payload:**
801 801  
802 -**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
803 -
804 -
805 -* (((
806 -(% style="color:#037691" %)**Downlink Payload:**
807 -)))
808 -
809 -(((
810 810  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
811 811  
812 -
813 -)))
814 -
815 -(((
816 816  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
817 817  
818 -
819 -)))
820 -
821 -(((
822 822  Format: AF MM NN LL XX XX XX XX YY
823 -)))
824 824  
825 -(((
826 826  Where:
827 -)))
828 828  
829 -* (((
830 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
831 -)))
832 -* (((
833 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
834 -)))
835 -* (((
836 -LL:  The length of AT+COMMAND or AT+DATACUT command
837 -)))
838 -* (((
839 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
840 -)))
841 -* (((
842 -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.
843 -)))
632 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
633 +* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
634 +* LL:  The length of AT+COMMAND or AT+DATACUT command
635 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command
636 +* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
844 844  
845 -(((
846 -
847 -
848 848  **Example:**
849 -)))
850 850  
851 -(((
852 852  (% 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
853 -)))
854 854  
855 -(((
856 856  (% 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**
857 -)))
858 858  
859 -(((
860 860  (% 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**
861 -)))
862 862  
863 863  
647 +**0xAB** downlink command can be used for set AT+SEARCHx
864 864  
649 +**Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
865 865  
866 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
651 +* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
652 +* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
867 867  
654 +**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
868 868  
869 -(((
870 -**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]].
871 -)))
872 872  
873 -(((
874 -This command is valid since v1.3 firmware version
875 -)))
876 876  
877 -(((
878 -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.
879 -)))
658 +==== **Fast command to handle MODBUS device** ====
880 880  
881 -(((
882 -
883 -)))
660 +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]].
884 884  
885 -(((
886 -**Example:**
887 -)))
662 +This command is valid since v1.3 firmware version
888 888  
889 -* (((
890 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
891 -)))
892 -* (((
893 -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.
894 -)))
895 -* (((
896 -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.
897 897  
898 -
899 -)))
665 +**AT+MBFUN has only two value:**
900 900  
901 -(% 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" %)​
667 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
902 902  
903 -(% 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" %)​
669 +AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
904 904  
671 +* **AT+MBFUN=0**: Disable Modbus fast reading.
905 905  
673 +**Example:**
906 906  
675 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
676 +* 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.
677 +* 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.
907 907  
908 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
679 +[[image:1654133913295-597.png]]
909 909  
910 910  
911 -(((
912 -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.
913 -)))
682 +[[image:1654133954153-643.png]]
914 914  
915 -(((
916 -Default value: 0, range:  0 ~~ 65 seconds
917 -)))
918 918  
919 -* (((
920 -(% style="color:#037691" %)** AT Command:**
685 +* **Downlink Commands:**
921 921  
922 -**AT+CMDDLaa=hex(bb cc)*1000**
923 -)))
687 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
924 924  
925 -(((
926 -
927 927  
928 -**Example:**
929 -)))
930 930  
931 -(((
932 -**AT+CMDDL1=1000** to send the open time to 1000ms
933 -)))
691 +==== **RS485 command timeout** ====
934 934  
935 -(((
936 -
937 -)))
693 +Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
938 938  
939 -* (((
940 -(% style="color:#037691" %)** Downlink Payload:**
941 -)))
695 +Default value: 0, range:  0 ~~ 5 seconds
942 942  
943 -(((
944 -**0x AA aa bb cc**
945 -)))
946 946  
698 +* **AT Command:**
699 +
700 +(% class="box infomessage" %)
947 947  (((
948 -Same as: AT+CMDDLaa=hex(bb cc)*1000
702 +**AT+CMDDLaa=hex(bb cc)**
949 949  )))
950 950  
951 -(((
952 952  **Example:**
953 -)))
954 954  
955 -(((
956 -**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
957 -)))
707 +**AT+CMDDL1=1000** to send the open time to 1000ms
958 958  
959 959  
710 +* **Downlink Payload:**
960 960  
712 +0x AA aa bb cc
961 961  
962 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
714 +Same as: AT+CMDDLaa=hex(bb cc)
963 963  
716 + **Example:**
964 964  
965 -(((
966 -Define to use one uplink or multiple uplinks for the sampling.
967 -)))
718 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
968 968  
969 -(((
970 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
971 971  
972 -
973 -)))
974 974  
975 -* (((
976 -(% style="color:#037691" %)** AT Command:**
977 -)))
722 +==== **Uplink payload mode** ====
978 978  
979 -**AT+DATAUP=0**
724 +Define to use one uplink or multiple uplinks for the sampling.
980 980  
981 -**AT+DATAUP=1**
726 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
982 982  
728 +* **AT Command:**
983 983  
984 -* (((
985 -(% style="color:#037691" %)** Downlink Payload:**
986 -)))
987 -
730 +(% class="box infomessage" %)
988 988  (((
989 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
732 +**AT+DATAUP=0**
990 990  )))
991 991  
735 +(% class="box infomessage" %)
992 992  (((
993 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
737 +**AT+DATAUP=1**
994 994  )))
995 995  
996 996  
741 +* **Downlink Payload:**
997 997  
743 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
998 998  
999 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
745 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
1000 1000  
1001 1001  
1002 -(((
1003 -Ask device to send an uplink immediately.
1004 -)))
1005 1005  
1006 -* (((
1007 -(% style="color:#037691" %)** AT Command:**
1008 -)))
749 +==== **Manually trigger an Uplink** ====
1009 1009  
1010 -(((
1011 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1012 -)))
751 +Ask device to send an uplink immediately.
1013 1013  
1014 -(((
1015 -
1016 -)))
753 +* **Downlink Payload:**
1017 1017  
1018 -* (((
1019 -(% style="color:#037691" %)** Downlink Payload:**
1020 -)))
755 +**0x08 FF**, RS485-BL will immediately send an uplink.
1021 1021  
1022 -(((
1023 -**0x08 FF**, RS485-LN will immediately send an uplink.
1024 -)))
1025 1025  
1026 1026  
759 +==== **Clear RS485 Command** ====
1027 1027  
1028 -
1029 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1030 -
1031 -
1032 -(((
1033 1033  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1034 1034  
1035 -
1036 -)))
1037 1037  
1038 -* (((
1039 -(% style="color:#037691" %)** AT Command:**
1040 -)))
764 +* **AT Command:**
1041 1041  
1042 -(((
1043 -**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1044 -)))
766 +(% style="color:#037691" %)**AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1045 1045  
1046 -(((
1047 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1048 -)))
1049 -
1050 -(((
1051 1051  Example screen shot after clear all RS485 commands. 
1052 -)))
1053 1053  
1054 -(((
1055 -
1056 -)))
1057 1057  
1058 -(((
1059 1059  The uplink screen shot is:
1060 -)))
1061 1061  
1062 -(% 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" %)​
773 +[[image:1654134704555-320.png]]
1063 1063  
1064 1064  
1065 -* (((
1066 -(% style="color:#037691" %)** Downlink Payload:**
1067 -)))
776 +* **Downlink Payload:**
1068 1068  
1069 -(((
1070 1070  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1071 -)))
1072 1072  
1073 1073  
1074 1074  
782 +==== **Set Serial Communication Parameters** ====
1075 1075  
1076 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1077 -
1078 -
1079 -(((
1080 1080  Set the Rs485 serial communication parameters:
1081 -)))
1082 1082  
1083 -* (((
1084 -(% style="color:#037691" %)** AT Command:**
1085 -)))
786 +* **AT Command:**
1086 1086  
1087 -(((
1088 -
788 +Set Baud Rate:
1089 1089  
1090 -* Set Baud Rate
790 +(% class="box infomessage" %)
791 +(((
792 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1091 1091  )))
1092 1092  
1093 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
795 +Set UART Parity
1094 1094  
1095 -
797 +(% class="box infomessage" %)
1096 1096  (((
1097 -* Set UART Parity
799 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1098 1098  )))
1099 1099  
1100 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
802 +Set STOPBIT
1101 1101  
1102 -
804 +(% class="box infomessage" %)
1103 1103  (((
1104 -* Set STOPBIT
806 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1105 1105  )))
1106 1106  
1107 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1108 1108  
810 +* **Downlink Payload:**
1109 1109  
812 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1110 1110  
1111 -* (((
1112 -(% style="color:#037691" %)** Downlink Payload:**
1113 -)))
1114 -
1115 -(((
1116 -**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1117 -)))
1118 -
1119 -(((
1120 1120  **Example:**
1121 -)))
1122 1122  
1123 -* (((
1124 -A7 01 00 60   same as AT+BAUDR=9600
1125 -)))
1126 -* (((
1127 -A7 01 04 80  same as AT+BAUDR=115200
1128 -)))
816 +* A7 01 00 60   same as AT+BAUDR=9600
817 +* A7 01 04 80  same as AT+BAUDR=115200
1129 1129  
1130 -(((
1131 -A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1132 -)))
819 +A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1133 1133  
1134 -(((
1135 -A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1136 -)))
821 +A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1137 1137  
1138 1138  
1139 1139  
825 +==== **Control output power duration** ====
1140 1140  
1141 -== 3.6 Listening mode for RS485 network ==
827 +User can set the output power duration before each sampling.
1142 1142  
829 +* **AT Command:**
1143 1143  
1144 -(((
1145 -This feature support since firmware v1.4
1146 -)))
831 +**Example:**
1147 1147  
1148 -(((
1149 -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.
833 +**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1150 1150  
1151 -
1152 -)))
835 +**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1153 1153  
1154 -(% 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" %)​
1155 1155  
1156 -(((
1157 -To enable the listening mode, use can run the command AT+RXMODE.
1158 -)))
838 +* **LoRaWAN Downlink Command:**
1159 1159  
1160 -(((
1161 -
1162 -)))
840 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1163 1163  
1164 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1165 -|=(% style="width: 100px;" %)(((
1166 -**Command example**
1167 -)))|=(% style="width: 400px;" %)(((
1168 -**Function**
1169 -)))
1170 -|(% style="width:100px" %)(((
1171 -AT+RXMODE=1,10
1172 -)))|(% style="width:400px" %)(((
1173 -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.
1174 -)))
1175 -|(% style="width:100px" %)(((
1176 -AT+RXMODE=2,500
1177 -)))|(% style="width:400px" %)(((
1178 -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
1179 -)))
1180 -|(% style="width:100px" %)(((
1181 -AT+RXMODE=0,0
1182 -)))|(% style="width:400px" %)(((
1183 -Disable listening mode. This is the default settings.
1184 -)))
1185 -|(% style="width:100px" %)(((
1186 -
1187 -)))|(% style="width:400px" %)(((
1188 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1189 -)))
1190 -
1191 -(((
1192 -(% style="color:#037691" %)** Downlink Command:**
1193 -)))
1194 -
1195 -(((
1196 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1197 -)))
1198 -
1199 -(((
1200 -
1201 -)))
1202 -
1203 -(((
1204 -**Example**:
1205 -)))
1206 -
1207 -(((
1208 -The RS485-LN is set to AT+RXMODE=2,1000
1209 -)))
1210 -
1211 -(((
1212 -There is a two Modbus commands in the RS485 network as below:
1213 -)))
1214 -
1215 -(((
1216 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1217 -)))
1218 -
1219 -(((
1220 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1221 -)))
1222 -
1223 -(((
1224 -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
1225 -)))
1226 -
1227 -(((
1228 -(% 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" %)​
1229 -)))
1230 -
1231 -(((
1232 -
1233 -)))
1234 -
1235 -(((
1236 -(((
1237 -(% 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.**
1238 -)))
1239 -)))
1240 -
1241 -
1242 -
1243 -== 3.7 Buttons ==
1244 -
1245 -
1246 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1247 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1248 -|(% 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**
1249 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1250 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1251 -
1252 -
1253 -
1254 -
1255 -
1256 -== 3.8 LEDs ==
1257 -
1258 -
1259 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1260 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1261 -|**PWR**|Always on if there is power
1262 -|**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.
1263 -
1264 -
1265 -
1266 -
1267 -
1268 -= 4. Case Study =
1269 -
1270 -
1271 -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]]
1272 -
1273 -
1274 -
1275 -= 5. Use AT Command =
1276 -
1277 -
1278 -== 5.1 Access AT Command ==
1279 -
1280 -
1281 -(((
1282 -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.
1283 -)))
1284 -
1285 -(% 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" %)​
1286 -
1287 -
1288 -(((
1289 -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:
1290 -)))
1291 -
1292 -(% 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" %)​
1293 -
1294 -
1295 -(((
1296 -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/]]
1297 -)))
1298 -
1299 -
1300 -
1301 -== 5.2 Common AT Command Sequence ==
1302 -
1303 -
1304 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1305 -
1306 -
1307 -If device has not joined network yet:
1308 -
1309 -* (% style="color:#037691" %)**AT+FDR**
1310 -* (% style="color:#037691" %)**AT+NJM=0**
1311 -* (% style="color:#037691" %)**ATZ**
1312 -
1313 -(((
1314 -
1315 -
1316 -If device already joined network:
1317 -
1318 -* (% style="color:#037691" %)**AT+NJM=0**
1319 -* (% style="color:#037691" %)**ATZ**
1320 -
1321 -
1322 -)))
1323 -
1324 -
1325 -
1326 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1327 -
1328 -
1329 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1330 -
1331 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1332 -
1333 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1334 -
1335 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1336 -
1337 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1338 -
1339 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1340 -
1341 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1342 -
1343 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1344 -
1345 -(% 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.
1346 -
1347 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1348 -
1349 -
1350 -(% style="color:red" %)**Note:**
1351 -
1352 -(((
1353 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1354 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1355 -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.
1356 -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
1357 -
1358 -
1359 -)))
1360 -
1361 -(% 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" %)​
1362 -
1363 -
1364 -
1365 -= 6. FAQ =
1366 -
1367 -
1368 -== 6.1 How to upgrade the image? ==
1369 -
1370 -
1371 -(((
1372 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1373 -)))
1374 -
1375 -* (((
1376 -Support new features
1377 -)))
1378 -* (((
1379 -For bug fix
1380 -)))
1381 -* (((
1382 -Change LoRaWAN bands.
1383 -)))
1384 -
1385 -(((
1386 -Below shows the hardware connection for how to upload an image to RS485-LN:
1387 -)))
1388 -
1389 -(% 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"]]
1390 -
1391 -(% title="Click and drag to resize" %)​
1392 -
1393 -(((
1394 -(% 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]].
1395 -)))
1396 -
1397 -(((
1398 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
1399 -)))
1400 -
1401 -(((
1402 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1403 -)))
1404 -
1405 -(((
1406 -(((
1407 -(((
1408 -(% 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.
1409 -)))
1410 -)))
1411 -)))
1412 -
1413 -
1414 -(% 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" %)​
1415 -
1416 -
1417 -(% 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" %)​
1418 -
1419 -
1420 -(% 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" %)​
1421 -
1422 -
1423 -(% 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:**
1424 -
1425 -(% 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" %)​
1426 -
1427 -
1428 -
1429 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1430 -
1431 -
1432 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1433 -
1434 -
1435 -
1436 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
1437 -
1438 -
1439 -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"]].
1440 -
1441 -
1442 -
1443 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1444 -
1445 -
1446 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1447 -
1448 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1449 -
1450 -
1451 -
1452 -== 6.5 Can i use point to point communication for RS485-LN? ==
1453 -
1454 -
1455 -Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1456 -
1457 -
1458 -
1459 -== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1460 -
1461 -
1462 -[[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/]]
1463 -
1464 -
1465 -
1466 -= 7. Trouble Shooting =
1467 -
1468 -
1469 -== 7.1 Downlink doesn't work, how to solve it? ==
1470 -
1471 -
1472 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1473 -
1474 -
1475 -
1476 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1477 -
1478 -
1479 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1480 -
1481 -
1482 -
1483 -= 8. Order Info =
1484 -
1485 -
1486 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1487 -
1488 -(% style="color:blue" %)**XXX:**
1489 -
1490 -* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1491 -* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1492 -* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1493 -* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1494 -* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1495 -* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1496 -* (% style="color:red" %)**US915**(%%):  frequency bands US915
1497 -* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1498 -* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1499 -* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1500 -
1501 -
1502 -
1503 -
1504 -
1505 -= 9.Packing Info =
1506 -
1507 -
1508 -**Package Includes**:
1509 -
1510 -* RS485-LN x 1
1511 -* Stick Antenna for LoRa RF part x 1
1512 -* Program cable x 1
1513 -
1514 -**Dimension and weight**:
1515 -
1516 -* Device Size: 13.5 x 7 x 3 cm
1517 -* Device Weight: 105g
1518 -* Package Size / pcs : 14.5 x 8 x 5 cm
1519 -* Weight / pcs : 170g
1520 -
1521 -
1522 -
1523 -
1524 -
1525 -= 10. FCC Caution for RS485LN-US915 =
1526 -
1527 -
1528 -(((
1529 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1530 -)))
1531 -
1532 -(((
1533 -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.
1534 -)))
1535 -
1536 -(((
1537 -
1538 -)))
1539 -
1540 -(((
1541 -(% style="color:red" %)**IMPORTANT NOTE:**
1542 -)))
1543 -
1544 -(((
1545 -**(% 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:
1546 -)))
1547 -
1548 -(((
1549 -—Reorient or relocate the receiving antenna.
1550 -)))
1551 -
1552 -(((
1553 -—Increase the separation between the equipment and receiver.
1554 -)))
1555 -
1556 -(((
1557 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1558 -)))
1559 -
1560 -(((
1561 -—Consult the dealer or an experienced radio/TV technician for help.
1562 -)))
1563 -
1564 -(((
1565 -
1566 -)))
1567 -
1568 -(((
1569 -(% style="color:red" %)**FCC Radiation Exposure Statement:**
1570 -)))
1571 -
1572 -(((
1573 -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.
1574 -)))
1575 -
1576 -
1577 -
1578 -= 11. Support =
1579 -
1580 -
1581 -* (((
1582 -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.
1583 -)))
1584 -* (((
1585 -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]].
1586 -
1587 -
1588 -
1589 -)))
842 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
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