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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 -
34 34  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
35 35  
36 36  (((
37 37  (((
38 -(((
39 -
40 -
41 41  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.
42 42  )))
43 -)))
44 44  
45 45  (((
46 -(((
47 47  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.
48 48  )))
49 -)))
50 50  
51 51  (((
52 -(((
53 53  (% 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.
54 54  )))
55 -)))
56 56  
57 57  (((
58 -(((
59 59  (% 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.
60 -)))
61 61  
62 -(((
63 63  (% 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]]
64 -
65 -
66 66  )))
67 67  )))
68 -)))
69 69  
70 -(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
39 +[[image:1653267211009-519.png||height="419" width="724"]]
71 71  
72 72  
73 -
74 74  == 1.2 Specifications ==
75 75  
76 76  
77 -(% style="color:#037691" %)**Hardware System:**
45 +**Hardware System:**
78 78  
79 79  * STM32L072CZT6 MCU
80 80  * SX1276/78 Wireless Chip 
... ... @@ -82,17 +82,13 @@
82 82  ** Idle: 32mA@12v
83 83  ** 20dB Transmit: 65mA@12v
84 84  
53 +**Interface for Model:**
85 85  
86 -
87 -(% style="color:#037691" %)**Interface for Model:**
88 -
89 89  * RS485
90 90  * Power Input 7~~ 24V DC. 
91 91  
58 +**LoRa Spec:**
92 92  
93 -
94 -(% style="color:#037691" %)**LoRa Spec:**
95 -
96 96  * Frequency Range:
97 97  ** Band 1 (HF): 862 ~~ 1020 Mhz
98 98  ** Band 2 (LF): 410 ~~ 528 Mhz
... ... @@ -110,16 +110,13 @@
110 110  * Preamble detection.
111 111  * 127 dB Dynamic Range RSSI.
112 112  * Automatic RF Sense and CAD with ultra-fast AFC.
113 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
114 114  
115 115  
116 -
117 -
118 118  == 1.3 Features ==
119 119  
120 -
121 121  * LoRaWAN Class A & Class C protocol (default Class C)
122 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
83 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
123 123  * AT Commands to change parameters
124 124  * Remote configure parameters via LoRa Downlink
125 125  * Firmware upgradable via program port
... ... @@ -128,11 +128,8 @@
128 128  * Support Interrupt uplink (Since hardware version v1.2)
129 129  
130 130  
131 -
132 -
133 133  == 1.4 Applications ==
134 134  
135 -
136 136  * Smart Buildings & Home Automation
137 137  * Logistics and Supply Chain Management
138 138  * Smart Metering
... ... @@ -141,29 +141,19 @@
141 141  * Smart Factory
142 142  
143 143  
144 -
145 -
146 146  == 1.5 Firmware Change log ==
147 147  
148 -
149 149  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
150 150  
151 151  
152 -
153 153  == 1.6 Hardware Change log ==
154 154  
155 -
156 156  (((
157 157  (((
158 -(((
159 159  v1.2: Add External Interrupt Pin.
160 -)))
161 161  
162 -(((
163 163  v1.0: Release
164 -)))
165 165  
166 -
167 167  
168 168  )))
169 169  )))
... ... @@ -170,7 +170,6 @@
170 170  
171 171  = 2. Power ON Device =
172 172  
173 -
174 174  (((
175 175  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
176 176  
... ... @@ -181,36 +181,28 @@
181 181  Once there is power, the RS485-LN will be on.
182 182  )))
183 183  
184 -(% 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]]
185 185  
186 -
187 187  
188 188  )))
189 189  
190 190  = 3. Operation Mode =
191 191  
192 -
193 193  == 3.1 How it works? ==
194 194  
195 -
196 196  (((
197 -(((
198 198  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.
199 -)))
200 200  
201 -
202 202  
203 203  )))
204 204  
205 205  == 3.2 Example to join LoRaWAN network ==
206 206  
207 -
208 208  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. 
209 209  
150 +[[image:1653268155545-638.png||height="334" width="724"]]
210 210  
211 -(% 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" %)​
212 212  
213 -
214 214  (((
215 215  (((
216 216  The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below:
... ... @@ -218,21 +218,16 @@
218 218  
219 219  (((
220 220  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
221 -
222 -
223 223  )))
224 224  
225 -(% 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"]]
226 226  
227 -
228 228  (((
229 -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:
230 -
231 -
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:
232 232  )))
233 233  
234 234  (((
235 -(% 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.
236 236  )))
237 237  
238 238  (((
... ... @@ -240,95 +240,73 @@
240 240  )))
241 241  )))
242 242  
243 -(% 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]]
244 244  
245 -
246 246  (((
247 247  (((
248 248  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
249 -
250 -
251 251  )))
252 252  
253 253  (((
254 -**Add APP EUI in the application.**
185 +Add APP EUI in the application.
255 255  )))
256 256  )))
257 257  
258 -(% 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]]
259 259  
260 -(% 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"]]
261 261  
262 -(% 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"]]
263 263  
264 -(% 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"]]
195 +[[image:image-20220519174512-4.png]]
265 265  
266 -
267 -(% title="Click and drag to resize" %)​
268 -
269 269  You can also choose to create the device manually.
270 270  
271 -(% 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"]]
272 272  
201 +Add APP KEY and DEV EUI
273 273  
203 +[[image:1652953553383-907.png||height="514" width="724"]]
274 274  
275 -**Add APP KEY and DEV EUI**
276 276  
277 -(% 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" %)​
278 -
279 -
280 -
281 281  (((
282 -(% 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.
283 -
284 -
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.
285 285  )))
286 286  
287 -(% 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"]]
288 288  
289 289  
290 -
291 291  == 3.3 Configure Commands to read data ==
292 292  
293 -
294 294  (((
295 295  (((
296 -(((
297 -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.
298 -
299 -
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.
300 300  )))
301 -)))
302 302  
303 303  (((
304 -(((
305 -(% 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**
306 -)))
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
307 307  
308 -
309 309  
310 310  )))
311 311  )))
312 312  
313 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
227 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
314 314  
315 -
316 316  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:
317 317  
318 -
319 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
320 -|=(% style="width: 110px;" %)(((
231 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
232 +|(% style="width:128px" %)(((
321 321  **AT Commands**
322 -)))|=(% style="width: 190px;" %)(((
234 +)))|(% style="width:305px" %)(((
323 323  **Description**
324 -)))|=(% style="width: 190px;" %)(((
236 +)))|(% style="width:346px" %)(((
325 325  **Example**
326 326  )))
327 -|(% style="width:110px" %)(((
239 +|(% style="width:128px" %)(((
328 328  AT+BAUDR
329 -)))|(% style="width:190px" %)(((
241 +)))|(% style="width:305px" %)(((
330 330  Set the baud rate (for RS485 connection). Default Value is: 9600.
331 -)))|(% style="width:190px" %)(((
243 +)))|(% style="width:346px" %)(((
332 332  (((
333 333  AT+BAUDR=9600
334 334  )))
... ... @@ -337,11 +337,11 @@
337 337  Options: (1200,2400,4800,14400,19200,115200)
338 338  )))
339 339  )))
340 -|(% style="width:110px" %)(((
252 +|(% style="width:128px" %)(((
341 341  AT+PARITY
342 -)))|(% style="width:190px" %)(((
254 +)))|(% style="width:305px" %)(((
343 343  Set UART parity (for RS485 connection)
344 -)))|(% style="width:190px" %)(((
256 +)))|(% style="width:346px" %)(((
345 345  (((
346 346  AT+PARITY=0
347 347  )))
... ... @@ -350,9 +350,9 @@
350 350  Option: 0: no parity, 1: odd parity, 2: even parity
351 351  )))
352 352  )))
353 -|(% style="width:110px" %)(((
265 +|(% style="width:128px" %)(((
354 354  AT+STOPBIT
355 -)))|(% style="width:190px" %)(((
267 +)))|(% style="width:305px" %)(((
356 356  (((
357 357  Set serial stopbit (for RS485 connection)
358 358  )))
... ... @@ -360,7 +360,7 @@
360 360  (((
361 361  
362 362  )))
363 -)))|(% style="width:190px" %)(((
275 +)))|(% style="width:346px" %)(((
364 364  (((
365 365  AT+STOPBIT=0 for 1bit
366 366  )))
... ... @@ -375,41 +375,27 @@
375 375  )))
376 376  
377 377  
378 -
379 -
380 380  === 3.3.2 Configure sensors ===
381 381  
382 -
383 383  (((
384 384  (((
385 -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.
386 -
387 -
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.
388 388  )))
389 389  )))
390 390  
391 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
392 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
393 -|AT+CFGDEV|(% style="width:110px" %)(((
394 -(((
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" %)(((
395 395  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
396 -)))
397 397  
398 -(((
399 399  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
400 -)))
401 401  
402 -(((
403 403  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
404 -)))
405 -)))|(% 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
406 406  
407 407  
408 -
409 -
410 410  === 3.3.3 Configure read commands for each sampling ===
411 411  
412 -
413 413  (((
414 414  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.
415 415  
... ... @@ -420,9 +420,8 @@
420 420  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
421 421  
422 422  
423 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
321 +**Each RS485 commands include two parts:**
424 424  
425 -
426 426  ~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.
427 427  
428 428  2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
... ... @@ -432,14 +432,15 @@
432 432  
433 433  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
434 434  
332 +
435 435  Below are examples for the how above AT Commands works.
436 436  
437 437  
438 -(% 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:
439 439  
440 440  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
441 441  |(% style="width:496px" %)(((
442 -(% 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**
443 443  
444 444  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
445 445  
... ... @@ -451,10 +451,10 @@
451 451  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
452 452  
453 453  
454 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
352 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
455 455  
456 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
457 -|(% style="width:510px" %)(((
354 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
355 +|(% style="width:722px" %)(((
458 458  **AT+DATACUTx=a,b,c**
459 459  
460 460  * **a: length for the return of AT+COMMAND**
... ... @@ -462,33 +462,27 @@
462 462  * **c: define the position for valid value.  **
463 463  )))
464 464  
465 -
466 466  **Examples:**
467 467  
365 +* Grab bytes:
468 468  
469 -* (% style="color:#037691" %)**Grab bytes**
367 +[[image:image-20220602153621-1.png]]
470 470  
471 -(% 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" %)​
472 472  
370 +* Grab a section.
473 473  
372 +[[image:image-20220602153621-2.png]]
474 474  
475 -* (% style="color:#037691" %)**Grab a section**
476 476  
477 -(% 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" %)​
375 +* Grab different sections.
478 478  
377 +[[image:image-20220602153621-3.png]]
479 479  
480 -
481 -* (% style="color:#037691" %)**Grab different sections**
482 -
483 -(% 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" %)​
484 -
485 -
486 486  
487 487  )))
488 488  
489 489  === 3.3.4 Compose the uplink payload ===
490 490  
491 -
492 492  (((
493 493  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.**
494 494  
... ... @@ -506,16 +506,18 @@
506 506  )))
507 507  
508 508  (((
509 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
401 +Final Payload is
510 510  )))
511 511  
512 512  (((
513 -Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
405 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
406 +)))
514 514  
515 -
408 +(((
409 +Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
516 516  )))
517 517  
518 -(% 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"]]
519 519  
520 520  
521 521  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -523,8 +523,9 @@
523 523  
524 524  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
525 525  
526 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
420 +Final Payload is
527 527  
422 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
528 528  
529 529  1. PAYVER: Defined by AT+PAYVER
530 530  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
... ... @@ -531,11 +531,9 @@
531 531  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
532 532  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
533 533  
429 +[[image:image-20220602155039-4.png]]
534 534  
535 535  
536 -(% 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" %)​
537 -
538 -
539 539  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
540 540  
541 541  DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
... ... @@ -545,9 +545,8 @@
545 545  DATA3=the rest of Valid value of RETURN10= **30**
546 546  
547 547  
548 -(% 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:
549 549  
550 -
551 551   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
552 552  
553 553   * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
... ... @@ -556,1194 +556,80 @@
556 556  
557 557   ~* For all other bands: max 51 bytes for each uplink.
558 558  
559 -(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
560 560  
561 -(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
562 -
563 -
564 -(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
565 -
566 -1 )  When **(% style="color:blue" %)AT+MOD=1**(%%), if the data intercepted by** AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n FFs**.
567 -
568 -
569 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114359-3.png?width=1106&height=297&rev=1.1||alt="image-20220824114359-3.png" height="297" width="1106"]]
570 -
571 -
572 -
573 -2 )  When **(% style="color:blue" %)AT+MOD=2**(%%), if the data intercepted by **AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n 00s**.
574 -
575 -
576 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114330-2.png?rev=1.1||alt="image-20220824114330-2.png"]]
577 -
578 -
579 -
580 580  Below are the uplink payloads:
581 581  
454 +[[image:1654157178836-407.png]]
582 582  
583 -(% 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" %)​
584 584  
585 -
586 -
587 587  === 3.3.5 Uplink on demand ===
588 588  
589 -
590 590  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.
591 591  
592 -**(% style="color:blue" %)Downlink control command:**
461 +Downlink control command:
593 593  
594 -**(% style="color:#4472C4" %) 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
463 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
595 595  
596 -**(% style="color:#4472C4" %) 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
465 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
597 597  
598 598  
599 599  
600 600  === 3.3.6 Uplink on Interrupt ===
601 601  
602 -
603 603  RS485-LN support external Interrupt uplink since hardware v1.2 release.
604 604  
473 +[[image:1654157342174-798.png]]
605 605  
606 -(% 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" %)​
607 -
608 608  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.
609 609  
610 610  
611 -
612 612  == 3.4 Uplink Payload ==
613 613  
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)
614 614  
615 -(% 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"]]
485 +&
616 616  
617 -(% title="Click and drag to resize" %)​
487 +Interrupt _Flag
488 +)))|(% style="width:116px" %)(((
489 +PAYLOAD_VER
618 618  
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.
493 +
619 619  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
620 620  
621 621  
497 +== 3.5 Configure RS485-BL via AT or Downlink ==
622 622  
623 -== 3.5 Configure RS485-LN via AT or Downlink ==
624 -
625 -
626 -(((
627 627  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
628 -)))
629 629  
630 -(((
631 631  There are two kinds of Commands:
632 -)))
633 633  
634 -* (((
635 -(% 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]]
636 -)))
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]]
637 637  
638 -* (((
639 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
640 -)))
505 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
641 641  
642 -(((
643 -
644 -)))
645 645  
646 646  
647 -
648 648  === 3.5.1 Common Commands ===
649 649  
650 -
651 651  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]]
652 652  
653 653  
514 +=== 3.5.2 Sensor related commands ===
654 654  
655 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
656 -
657 -
658 658  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.
659 659  
660 -(% 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"]]
661 661  
662 662  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)
663 663  
664 664  
523 +3.5.3 Sensor related commands
665 665  
666 -=== 3.5.3 Sensor related commands ===
667 -
668 -
669 -
670 -
671 -==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
672 -
673 -
674 -(((
675 -This command is used to configure the RS485 devices; they won't be used during sampling.
676 -)))
677 -
678 -* (((
679 -(% style="color:#037691" %)**AT Command**
680 -
681 -(((
682 -**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
683 -)))
684 -)))
685 -
686 -(((
687 -
688 -)))
689 -
690 -* (((
691 -(% style="color:#037691" %)**Downlink Payload**
692 -)))
693 -
694 -(((
695 -Format: A8 MM NN XX XX XX XX YY
696 -)))
697 -
698 -(((
699 -Where:
700 -)))
701 -
702 -* (((
703 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
704 -)))
705 -* (((
706 -NN: The length of RS485 command
707 -)))
708 -* (((
709 -XX XX XX XX: RS485 command total NN bytes
710 -)))
711 -* (((
712 -(((
713 -YY: How many bytes will be uplink from the return of this RS485 command,
714 -)))
715 -
716 -* (((
717 -if YY=0, RS485-LN will execute the downlink command without uplink;
718 -)))
719 -* (((
720 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
721 -)))
722 -* (((
723 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
724 -)))
725 -)))
726 -
727 -(((
728 -
729 -
730 -(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
731 -)))
732 -
733 -(((
734 -To connect a Modbus Alarm with below commands.
735 -)))
736 -
737 -* (((
738 -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.
739 -)))
740 -
741 -* (((
742 -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.
743 -)))
744 -
745 -(((
746 -
747 -
748 -So if user want to use downlink command to control to RS485 Alarm, he can use:
749 -)))
750 -
751 -(((
752 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
753 -)))
754 -
755 -(((
756 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
757 -)))
758 -
759 -(((
760 -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.
761 -)))
762 -
763 -(((
764 -
765 -)))
766 -
767 -(((
768 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
769 -)))
770 -
771 -(((
772 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
773 -)))
774 -
775 -(((
776 -
777 -)))
778 -
779 -(((
780 -(((
781 -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**
782 -)))
783 -
784 -
785 -)))
786 -
787 -(((
788 - (% 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" %)​
789 -)))
790 -
791 -
792 -
793 -
794 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
795 -
796 -
797 -(((
798 -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.
799 -)))
800 -
801 -* (((
802 -(% style="color:#037691" %)**AT Command:**
803 -
804 -**AT+PAYVER:    **Set PAYVER field = 1
805 -
806 -
807 -)))
808 -* (((
809 -(% style="color:#037691" %)**Downlink Payload:**
810 -)))
811 -
812 -(((
813 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
814 -)))
815 -
816 -(((
817 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
818 -)))
819 -
820 -
821 -1)Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)[[image:image-20220824145428-2.png||height="168" width="1300"]]
822 -
823 -
824 -2)if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.
825 -
826 -[[image:image-20220824145428-3.png||height="308" width="1200"]]
827 -
828 -
829 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
830 -
831 -
832 -(((
833 -AT+COMMANDx or AT+DATACUTx
834 -)))
835 -
836 -(((
837 -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"]].
838 -)))
839 -
840 -(((
841 -
842 -)))
843 -
844 -* (((
845 -(% style="color:#037691" %)**AT Command:**
846 -)))
847 -
848 -**AT+COMMANDx:    **Configure RS485 read command to sensor.
849 -
850 -**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
851 -
852 -
853 -* (((
854 -(% style="color:#037691" %)**Downlink Payload:**
855 -)))
856 -
857 -(((
858 -**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
859 -
860 -
861 -)))
862 -
863 -(((
864 -(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
865 -
866 -
867 -)))
868 -
869 -(((
870 -Format: AF MM NN LL XX XX XX XX YY
871 -)))
872 -
873 -(((
874 -Where:
875 -)))
876 -
877 -* (((
878 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
879 -)))
880 -* (((
881 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
882 -)))
883 -* (((
884 -LL:  The length of AT+COMMAND or AT+DATACUT command
885 -)))
886 -* (((
887 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
888 -)))
889 -* (((
890 -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.
891 -)))
892 -
893 -(((
894 -
895 -
896 -**Example:**
897 -)))
898 -
899 -(((
900 -(% 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
901 -)))
902 -
903 -(((
904 -(% 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**
905 -)))
906 -
907 -(((
908 -(% 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**
909 -)))
910 -
911 -
912 -
913 -
914 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
915 -
916 -
917 -(((
918 -**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]].
919 -)))
920 -
921 -(((
922 -This command is valid since v1.3 firmware version
923 -)))
924 -
925 -(((
926 -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.
927 -)))
928 -
929 -(((
930 -
931 -)))
932 -
933 -(((
934 -**Example:**
935 -)))
936 -
937 -* (((
938 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
939 -)))
940 -* (((
941 -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.
942 -)))
943 -* (((
944 -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.
945 -
946 -
947 -)))
948 -
949 -(% 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" %)​
950 -
951 -(% 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" %)​
952 -
953 -
954 -
955 -
956 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
957 -
958 -
959 -(((
960 -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.
961 -)))
962 -
963 -(((
964 -Default value: 0, range:  0 ~~ 65 seconds
965 -)))
966 -
967 -* (((
968 -(% style="color:#037691" %)** AT Command:**
969 -
970 -**AT+CMDDLaa=hex(bb cc)*1000**
971 -)))
972 -
973 -(((
974 -
975 -
976 -**Example:**
977 -)))
978 -
979 -(((
980 -**AT+CMDDL1=1000** to send the open time to 1000ms
981 -)))
982 -
983 -(((
984 -
985 -)))
986 -
987 -* (((
988 -(% style="color:#037691" %)** Downlink Payload:**
989 -)))
990 -
991 -(((
992 -**0x AA aa bb cc**
993 -)))
994 -
995 -(((
996 -Same as: AT+CMDDLaa=hex(bb cc)*1000
997 -)))
998 -
999 -(((
1000 -**Example:**
1001 -)))
1002 -
1003 -(((
1004 -**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
1005 -)))
1006 -
1007 -
1008 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
1009 -
1010 -
1011 -(((
1012 -Define to use one uplink or multiple uplinks for the sampling.
1013 -)))
1014 -
1015 -(((
1016 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
1017 -
1018 -
1019 -)))
1020 -
1021 -* (((
1022 -(% style="color:#037691" %)** AT Command:**
1023 -
1024 -**AT+DATAUP=0**
1025 -
1026 -**AT+DATAUP=1**
1027 -
1028 -
1029 -)))
1030 -
1031 -**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
1032 -
1033 -Each uplink is sent to the server at 20-second intervals when segmented.
1034 -
1035 -
1036 -* (((
1037 -(% style="color:#037691" %)** Downlink Payload:**
1038 -)))
1039 -
1040 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
1041 -
1042 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
1043 -
1044 -
1045 -* (((
1046 -(% style="color:#037691" %)** AT Command:**
1047 -)))
1048 -
1049 -**AT+DATAUP=1,Timeout**
1050 -
1051 -
1052 -* (((
1053 -(% style="color:#037691" %)** Downlink Payload:**
1054 -)))
1055 -
1056 -**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
1057 -
1058 -Each uplink is sent to the server at 20-second intervals when segmented.
1059 -
1060 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1061 -
1062 -
1063 -(((
1064 -Ask device to send an uplink immediately.
1065 -)))
1066 -
1067 -* (((
1068 -(% style="color:#037691" %)** AT Command:**
1069 -)))
1070 -
1071 -(((
1072 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1073 -)))
1074 -
1075 -(((
1076 -
1077 -)))
1078 -
1079 -* (((
1080 -(% style="color:#037691" %)** Downlink Payload:**
1081 -)))
1082 -
1083 -(((
1084 -**0x08 FF**, RS485-LN will immediately send an uplink.
1085 -)))
1086 -
1087 -
1088 -
1089 -
1090 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1091 -
1092 -
1093 -(((
1094 -The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1095 -
1096 -
1097 -)))
1098 -
1099 -* (((
1100 -(% style="color:#037691" %)** AT Command:**
1101 -)))
1102 -
1103 -(((
1104 -**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1105 -)))
1106 -
1107 -(((
1108 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1109 -)))
1110 -
1111 -(((
1112 -Example screen shot after clear all RS485 commands. 
1113 -)))
1114 -
1115 -(((
1116 -
1117 -)))
1118 -
1119 -(((
1120 -The uplink screen shot is:
1121 -)))
1122 -
1123 -(% 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" %)​
1124 -
1125 -
1126 -* (((
1127 -(% style="color:#037691" %)** Downlink Payload:**
1128 -)))
1129 -
1130 -(((
1131 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1132 -)))
1133 -
1134 -
1135 -
1136 -
1137 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1138 -
1139 -
1140 -(((
1141 -Set the Rs485 serial communication parameters:
1142 -
1143 -
1144 -)))
1145 -
1146 -* (((
1147 -(% style="color:#037691" %)** AT Command:**
1148 -)))
1149 -
1150 -(((
1151 -* Set Baud Rate
1152 -)))
1153 -
1154 -**AT+BAUDR=9600**    ~/~/ Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
1155 -
1156 -
1157 -(((
1158 -* Set UART Parity
1159 -)))
1160 -
1161 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1162 -
1163 -
1164 -(((
1165 -* Set STOPBIT
1166 -)))
1167 -
1168 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1169 -
1170 -
1171 -
1172 -* (((
1173 -(% style="color:#037691" %)** Downlink Payload:**
1174 -)))
1175 -
1176 -(((
1177 -**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1178 -)))
1179 -
1180 -(((
1181 -**Example:**
1182 -)))
1183 -
1184 -* (((
1185 -A7 01 00 60   same as AT+BAUDR=9600
1186 -)))
1187 -* (((
1188 -A7 01 04 80  same as AT+BAUDR=115200
1189 -)))
1190 -
1191 -(((
1192 -A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1193 -)))
1194 -
1195 -(((
1196 -A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1197 -)))
1198 -
1199 -
1200 -==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1201 -
1202 -(((
1203 -
1204 -)))
1205 -
1206 -* (((
1207 -(% style="color:#037691" %)** AT Command:**
1208 -)))
1209 -
1210 -**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1211 -
1212 -**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1213 -
1214 -
1215 -==== (% style="color:blue" %)**Get sensor value**(%%) ====
1216 -
1217 -
1218 -* (((
1219 -(% style="color:#037691" %)** AT Command:**
1220 -)))
1221 -
1222 -**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1223 -
1224 -**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1225 -
1226 -
1227 -==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
1228 -
1229 -
1230 -* (((
1231 -(% style="color:#037691" %)** AT Command:**
1232 -)))
1233 -
1234 -**AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1235 -
1236 -**AT+DISFCNTCHECK=1  **~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1237 -
1238 -
1239 -==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
1240 -
1241 -
1242 -* (((
1243 -(% style="color:#037691" %)** AT Command:**
1244 -)))
1245 -
1246 - **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1247 -
1248 - **AT+DISMACANS=1**      ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1249 -
1250 -
1251 -* (((
1252 -(% style="color:#037691" %)** Downlink Payload:**
1253 -)))
1254 -
1255 -**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1256 -
1257 -
1258 -==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
1259 -
1260 -
1261 -* (((
1262 -(% style="color:#037691" %)** AT Command:**
1263 -)))
1264 -
1265 -**AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1266 -
1267 -Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1268 -
1269 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1270 -
1271 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1272 -
1273 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1274 -
1275 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1276 -
1277 -
1278 -==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
1279 -
1280 -
1281 -* (((
1282 -(% style="color:#037691" %)**Downlink Payload:**
1283 -
1284 -**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1285 -)))
1286 -
1287 -Example：
1288 -
1289 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1290 -
1291 1291  ==== ====
1292 1292  
1293 -==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1294 -
1295 -
1296 -* (((
1297 -(% style="color:#037691" %)** AT Command:**
1298 -)))
1299 -
1300 -**~ ​AT+RXMODE=1,10**  ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.
1301 -
1302 -**~ ​AT+RXMODE=2,500    ** ~/~/RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.
1303 -
1304 - **AT+RXMODE=0,0  ** ~/~/Disable this mode (default)
1305 -
1306 -
1307 -* (((
1308 -(% style="color:#037691" %)**Downlink Payload:**
1309 -)))
1310 -
1311 -**A6 aa bb bb                   ** ~/~/same as AT+RXMODE=aa,bb
1312 -
1313 -[[image:image-20220824144240-1.png]]
1314 -
1315 -
1316 -
1317 -== 3.6 Listening mode for RS485 network ==
1318 -
1319 -
1320 -(((
1321 -This feature support since firmware v1.4
1322 -)))
1323 -
1324 -(((
1325 -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.
1326 -
1327 -
1328 -)))
1329 -
1330 -(% 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" %)​
1331 -
1332 -(((
1333 -To enable the listening mode, use can run the command AT+RXMODE.
1334 -)))
1335 -
1336 -(((
1337 -
1338 -)))
1339 -
1340 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1341 -|=(% style="width: 100px;" %)(((
1342 -**Command example**
1343 -)))|=(% style="width: 400px;" %)(((
1344 -**Function**
1345 -)))
1346 -|(% style="width:100px" %)(((
1347 -AT+RXMODE=1,10
1348 -)))|(% style="width:400px" %)(((
1349 -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.
1350 -)))
1351 -|(% style="width:100px" %)(((
1352 -AT+RXMODE=2,500
1353 -)))|(% style="width:400px" %)(((
1354 -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
1355 -)))
1356 -|(% style="width:100px" %)(((
1357 -AT+RXMODE=0,0
1358 -)))|(% style="width:400px" %)(((
1359 -Disable listening mode. This is the default settings.
1360 -)))
1361 -|(% style="width:100px" %)(((
1362 -
1363 -)))|(% style="width:400px" %)(((
1364 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1365 -)))
1366 -
1367 -(((
1368 -(% style="color:#037691" %)** Downlink Command:**
1369 -)))
1370 -
1371 -(((
1372 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1373 -)))
1374 -
1375 -(((
1376 -
1377 -)))
1378 -
1379 -(((
1380 -**Example**:
1381 -)))
1382 -
1383 -(((
1384 -The RS485-LN is set to AT+RXMODE=2,1000
1385 -)))
1386 -
1387 -(((
1388 -There is a two Modbus commands in the RS485 network as below:
1389 -)))
1390 -
1391 -(((
1392 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1393 -)))
1394 -
1395 -(((
1396 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1397 -)))
1398 -
1399 -(((
1400 -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
1401 -)))
1402 -
1403 -(((
1404 -(% 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" %)​
1405 -)))
1406 -
1407 -(((
1408 -
1409 -)))
1410 -
1411 -(((
1412 -(((
1413 -(% 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.**
1414 -)))
1415 -)))
1416 -
1417 -
1418 -
1419 -== 3.7 Buttons ==
1420 -
1421 -
1422 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1423 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1424 -|(% 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**
1425 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1426 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1427 -
1428 -== 3.8 LEDs ==
1429 -
1430 -
1431 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1432 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1433 -|**PWR**|Always on if there is power
1434 -|**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.
1435 -
1436 -= 4. Case Study =
1437 -
1438 -
1439 -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]]
1440 -
1441 -
1442 -
1443 -= 5. Use AT Command =
1444 -
1445 -
1446 -== 5.1 Access AT Command ==
1447 -
1448 -
1449 -(((
1450 -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.
1451 -)))
1452 -
1453 -(% 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" %)​
1454 -
1455 -
1456 -(((
1457 -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:
1458 -)))
1459 -
1460 -(% 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" %)​
1461 -
1462 -
1463 -(((
1464 -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/]]
1465 -)))
1466 -
1467 -
1468 -
1469 -== 5.2 Common AT Command Sequence ==
1470 -
1471 -
1472 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1473 -
1474 -
1475 -If device has not joined network yet:
1476 -
1477 -* (% style="color:#037691" %)**AT+FDR**
1478 -* (% style="color:#037691" %)**AT+NJM=0**
1479 -* (% style="color:#037691" %)**ATZ**
1480 -
1481 -(((
1482 -
1483 -
1484 -If device already joined network:
1485 -
1486 -* (% style="color:#037691" %)**AT+NJM=0**
1487 -* (% style="color:#037691" %)**ATZ**
1488 -
1489 -
1490 -)))
1491 -
1492 -
1493 -
1494 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1495 -
1496 -
1497 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1498 -
1499 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1500 -
1501 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1502 -
1503 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1504 -
1505 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1506 -
1507 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1508 -
1509 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1510 -
1511 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1512 -
1513 -(% 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.
1514 -
1515 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1516 -
1517 -
1518 -(% style="color:red" %)**Note:**
1519 -
1520 -(((
1521 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1522 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1523 -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.
1524 -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
1525 -
1526 -
1527 -)))
1528 -
1529 -(% 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" %)​
1530 -
1531 -
1532 -
1533 -= 6. FAQ =
1534 -
1535 -
1536 -== 6.1 How to upgrade the image? ==
1537 -
1538 -
1539 -(((
1540 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1541 -)))
1542 -
1543 -* (((
1544 -Support new features
1545 -)))
1546 -* (((
1547 -For bug fix
1548 -)))
1549 -* (((
1550 -Change LoRaWAN bands.
1551 -)))
1552 -
1553 -(((
1554 -Below shows the hardware connection for how to upload an image to RS485-LN:
1555 -)))
1556 -
1557 -(% 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"]]
1558 -
1559 -(% title="Click and drag to resize" %)​
1560 -
1561 -(((
1562 -(% 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]].
1563 -)))
1564 -
1565 -(((
1566 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].
1567 -)))
1568 -
1569 -(((
1570 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1571 -)))
1572 -
1573 -(((
1574 -(((
1575 -(((
1576 -(% 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.
1577 -)))
1578 -)))
1579 -)))
1580 -
1581 -
1582 -(% 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" %)​
1583 -
1584 -
1585 -(% 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" %)​
1586 -
1587 -
1588 -(% 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" %)​
1589 -
1590 -
1591 -(% 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:**
1592 -
1593 -(% 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" %)​
1594 -
1595 -
1596 -
1597 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1598 -
1599 -
1600 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1601 -
1602 -
1603 -
1604 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
1605 -
1606 -
1607 -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"]].
1608 -
1609 -
1610 -
1611 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1612 -
1613 -
1614 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1615 -
1616 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1617 -
1618 -
1619 -
1620 -== 6.5 Can i use point to point communication for RS485-LN? ==
1621 -
1622 -
1623 -Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1624 -
1625 -
1626 -
1627 -== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1628 -
1629 -
1630 -[[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/]]
1631 -
1632 -
1633 -
1634 -= 7. Trouble Shooting =
1635 -
1636 -
1637 -== 7.1 Downlink doesn't work, how to solve it? ==
1638 -
1639 -
1640 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1641 -
1642 -
1643 -
1644 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1645 -
1646 -
1647 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1648 -
1649 -
1650 -
1651 -= 8. Order Info =
1652 -
1653 -
1654 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1655 -
1656 -(% style="color:blue" %)**XXX:**
1657 -
1658 -* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1659 -* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1660 -* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1661 -* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1662 -* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1663 -* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1664 -* (% style="color:red" %)**US915**(%%):  frequency bands US915
1665 -* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1666 -* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1667 -* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1668 -
1669 -= 9.Packing Info =
1670 -
1671 -
1672 -**Package Includes**:
1673 -
1674 -* RS485-LN x 1
1675 -* Stick Antenna for LoRa RF part x 1
1676 -* Program cable x 1
1677 -
1678 -**Dimension and weight**:
1679 -
1680 -* Device Size: 13.5 x 7 x 3 cm
1681 -* Device Weight: 105g
1682 -* Package Size / pcs : 14.5 x 8 x 5 cm
1683 -* Weight / pcs : 170g
1684 -
1685 -= 10. FCC Caution for RS485LN-US915 =
1686 -
1687 -
1688 -(((
1689 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1690 -)))
1691 -
1692 -(((
1693 -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.
1694 -)))
1695 -
1696 -(((
1697 -
1698 -)))
1699 -
1700 -(((
1701 -(% style="color:red" %)**IMPORTANT NOTE:**
1702 -)))
1703 -
1704 -(((
1705 -(% 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:
1706 -)))
1707 -
1708 -(((
1709 -—Reorient or relocate the receiving antenna.
1710 -)))
1711 -
1712 -(((
1713 -—Increase the separation between the equipment and receiver.
1714 -)))
1715 -
1716 -(((
1717 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1718 -)))
1719 -
1720 -(((
1721 -—Consult the dealer or an experienced radio/TV technician for help.
1722 -)))
1723 -
1724 -(((
1725 -
1726 -)))
1727 -
1728 -(((
1729 -(% style="color:red" %)**FCC Radiation Exposure Statement:**
1730 -)))
1731 -
1732 -(((
1733 -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.
1734 -)))
1735 -
1736 -
1737 -
1738 -= 11. Support =
1739 -
1740 -
1741 -* (((
1742 -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.
1743 -)))
1744 -* (((
1745 -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]].
1746 -
1747 -
1748 -
1749 -)))
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