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From version 61.28
edited by Xiaoling
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edited by Xiaoling
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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 ==
... ... @@ -34,39 +34,25 @@
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 72  == 1.2 Specifications ==
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104 104  * Preamble detection.
105 105  * 127 dB Dynamic Range RSSI.
106 106  * Automatic RF Sense and CAD with ultra-fast AFC.
107 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
108 108  
109 -
110 -
111 111  == 1.3 Features ==
112 112  
113 113  * LoRaWAN Class A & Class C protocol (default Class C)
... ... @@ -119,8 +119,6 @@
119 119  * Support Modbus protocol
120 120  * Support Interrupt uplink (Since hardware version v1.2)
121 121  
122 -
123 -
124 124  == 1.4 Applications ==
125 125  
126 126  * Smart Buildings & Home Automation
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130 130  * Smart Cities
131 131  * Smart Factory
132 132  
133 -
134 -
135 135  == 1.5 Firmware Change log ==
136 136  
137 137  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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141 141  
142 142  (((
143 143  (((
144 -(((
145 145  v1.2: Add External Interrupt Pin.
146 -)))
147 147  
148 -(((
149 149  v1.0: Release
150 -)))
151 151  
152 152  
153 153  )))
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165 165  Once there is power, the RS485-LN will be on.
166 166  )))
167 167  
168 -(% 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]]
169 169  
170 170  
171 171  )))
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175 175  == 3.1 How it works? ==
176 176  
177 177  (((
178 -(((
179 179  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.
180 -)))
181 181  
182 182  
183 183  )))
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186 186  
187 187  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. 
188 188  
189 -(% 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"]]
190 190  
191 191  
192 192  (((
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198 198  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
199 199  )))
200 200  
201 -(% 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"]]
202 202  
203 -
204 204  (((
205 -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:
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:
206 206  )))
207 207  
208 208  (((
209 -(% 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.
210 210  )))
211 211  
212 212  (((
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214 214  )))
215 215  )))
216 216  
217 -(% 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]]
218 218  
219 -
220 220  (((
221 221  (((
222 222  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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223 223  )))
224 224  
225 225  (((
226 -**Add APP EUI in the application.**
182 +Add APP EUI in the application.
227 227  )))
228 228  )))
229 229  
230 -(% 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]]
231 231  
232 -(% 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"]]
233 233  
234 -(% 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"]]
235 235  
236 -(% 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]]
237 237  
238 238  You can also choose to create the device manually.
239 239  
240 -(% 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"]]
241 241  
198 +Add APP KEY and DEV EUI
242 242  
200 +[[image:1652953553383-907.png||height="514" width="724"]]
243 243  
244 -**Add APP KEY and DEV EUI**
245 245  
246 -(% 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" %)​
247 -
248 -
249 249  (((
250 -(% 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.
251 251  )))
252 252  
253 -(% 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"]]
254 254  
255 255  
256 256  == 3.3 Configure Commands to read data ==
... ... @@ -257,15 +257,11 @@
257 257  
258 258  (((
259 259  (((
260 -(((
261 -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.
262 262  )))
263 -)))
264 264  
265 265  (((
266 -(((
267 267  (% 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
268 -)))
269 269  
270 270  
271 271  )))
... ... @@ -275,19 +275,19 @@
275 275  
276 276  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:
277 277  
278 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
279 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
280 280  **AT Commands**
281 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
282 282  **Description**
283 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
284 284  **Example**
285 285  )))
286 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
287 287  AT+BAUDR
288 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
289 289  Set the baud rate (for RS485 connection). Default Value is: 9600.
290 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
291 291  (((
292 292  AT+BAUDR=9600
293 293  )))
... ... @@ -296,11 +296,11 @@
296 296  Options: (1200,2400,4800,14400,19200,115200)
297 297  )))
298 298  )))
299 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
300 300  AT+PARITY
301 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
302 302  Set UART parity (for RS485 connection)
303 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
304 304  (((
305 305  AT+PARITY=0
306 306  )))
... ... @@ -309,9 +309,9 @@
309 309  Option: 0: no parity, 1: odd parity, 2: even parity
310 310  )))
311 311  )))
312 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
313 313  AT+STOPBIT
314 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
315 315  (((
316 316  Set serial stopbit (for RS485 connection)
317 317  )))
... ... @@ -319,7 +319,7 @@
319 319  (((
320 320  
321 321  )))
322 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
323 323  (((
324 324  AT+STOPBIT=0 for 1bit
325 325  )))
... ... @@ -333,9 +333,6 @@
333 333  )))
334 334  )))
335 335  
336 -
337 -
338 -
339 339  === 3.3.2 Configure sensors ===
340 340  
341 341  (((
... ... @@ -344,25 +344,16 @@
344 344  )))
345 345  )))
346 346  
347 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
348 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
349 -|AT+CFGDEV|(% style="width:110px" %)(((
350 -(((
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" %)(((
351 351  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
352 -)))
353 353  
354 -(((
355 355  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
356 -)))
357 357  
358 -(((
359 359  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
360 -)))
361 -)))|(% 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
362 362  
363 -
364 -
365 -
366 366  === 3.3.3 Configure read commands for each sampling ===
367 367  
368 368  (((
... ... @@ -375,7 +375,7 @@
375 375  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
376 376  
377 377  
378 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
316 +**Each RS485 commands include two parts:**
379 379  
380 380  ~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.
381 381  
... ... @@ -386,14 +386,15 @@
386 386  
387 387  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
388 388  
327 +
389 389  Below are examples for the how above AT Commands works.
390 390  
391 391  
392 -(% 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:
393 393  
394 394  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
395 395  |(% style="width:496px" %)(((
396 -(% 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**
397 397  
398 398  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
399 399  
... ... @@ -405,10 +405,10 @@
405 405  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
406 406  
407 407  
408 -(% 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.
409 409  
410 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
411 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
412 412  **AT+DATACUTx=a,b,c**
413 413  
414 414  * **a: length for the return of AT+COMMAND**
... ... @@ -418,21 +418,20 @@
418 418  
419 419  **Examples:**
420 420  
421 -* (% style="color:#037691" %)**Grab bytes**
360 +* Grab bytes:
422 422  
423 -(% 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]]
424 424  
425 425  
426 -* (% style="color:#037691" %)**Grab a section**
365 +* Grab a section.
427 427  
428 -(% 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" %)​
367 +[[image:image-20220602153621-2.png]]
429 429  
430 430  
431 -* (% style="color:#037691" %)**Grab different sections**
370 +* Grab different sections.
432 432  
433 -(% 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" %)​
372 +[[image:image-20220602153621-3.png]]
434 434  
435 -
436 436  
437 437  )))
438 438  
... ... @@ -466,7 +466,7 @@
466 466  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
467 467  )))
468 468  
469 -(% 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"]]
470 470  
471 471  
472 472  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -478,13 +478,12 @@
478 478  
479 479  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
480 480  
481 -
482 482  1. PAYVER: Defined by AT+PAYVER
483 483  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
484 484  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
485 485  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
486 486  
487 -(% 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]]
488 488  
489 489  
490 490  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -509,10 +509,9 @@
509 509  
510 510  Below are the uplink payloads:
511 511  
512 -(% 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]]
513 513  
514 514  
515 -
516 516  === 3.3.5 Uplink on demand ===
517 517  
518 518  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.
... ... @@ -529,950 +529,646 @@
529 529  
530 530  RS485-LN support external Interrupt uplink since hardware v1.2 release.
531 531  
532 -(% 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]]
533 533  
534 534  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.
535 535  
536 536  
537 -== 3.4 Uplink Payload ==
473 +1.
474 +11. Uplink Payload
538 538  
476 +|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
477 +|Value|(((
478 +Battery(mV)
539 539  
540 -(% 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 +&
541 541  
482 +Interrupt _Flag
483 +)))|(((
484 +PAYLOAD_VER
485 +
486 +
487 +)))|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.
488 +
542 542  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
543 543  
544 544  
545 -== 3.5 Configure RS485-LN via AT or Downlink ==
492 +function Decoder(bytes, port) {
546 546  
547 -(((
548 -User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
549 -)))
494 +~/~/Payload Formats of RS485-BL Deceive
550 550  
551 -(((
552 -There are two kinds of Commands:
553 -)))
496 +return {
554 554  
555 -* (((
556 -(% 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]]
557 -)))
498 + ~/~/Battery,units:V
558 558  
559 -* (((
560 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
561 -)))
500 + BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
562 562  
563 -(((
564 -
565 -)))
502 + ~/~/GPIO_EXTI 
566 566  
504 + EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
567 567  
568 -=== 3.5.1 Common Commands ===
506 + ~/~/payload of version
569 569  
570 -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]]
508 + Pay_ver:bytes[2],
571 571  
510 + };
572 572  
573 -=== 3.5.2 Sensor related commands ===
512 + }
574 574  
575 -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.
576 576  
577 -(% 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"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
578 578  
579 -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)
580 580  
581 581  
582 -=== 3.5.3 Sensor related commands ===
583 583  
584 584  
520 +TTN V3 uplink screen shot.
585 585  
522 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
586 586  
587 -==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
524 +1.
525 +11. Configure RS485-BL via AT or Downlink
588 588  
589 -(((
590 -This command is used to configure the RS485 devices; they won’t be used during sampling.
591 -)))
527 +User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
592 592  
593 -* (((
594 -(% style="color:#037691" %)**AT Command**
529 +There are two kinds of Commands:
595 595  
596 -(((
597 -**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
598 -)))
599 -)))
531 +* **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: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
600 600  
601 -(((
602 -
603 -)))
533 +* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
604 604  
605 -* (((
606 -(% style="color:#037691" %)**Downlink Payload**
607 -)))
535 +1.
536 +11.
537 +111. Common Commands:
608 608  
609 -(((
610 -Format: A8 MM NN XX XX XX XX YY
611 -)))
539 +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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
612 612  
613 -(((
614 -Where:
615 -)))
616 616  
617 -* (((
618 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
619 -)))
620 -* (((
621 -NN: The length of RS485 command
622 -)))
623 -* (((
624 -XX XX XX XX: RS485 command total NN bytes
625 -)))
626 -* (((
627 -(((
628 -YY: How many bytes will be uplink from the return of this RS485 command,
629 -)))
542 +1.
543 +11.
544 +111. Sensor related commands:
630 630  
631 -* (((
632 -if YY=0, RS485-LN will execute the downlink command without uplink;
633 -)))
634 -* (((
635 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
636 -)))
637 -* (((
638 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
639 -)))
640 -)))
546 +==== Choose Device Type (RS485 or TTL) ====
641 641  
642 -(((
643 -
548 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
644 644  
645 -**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
646 -)))
550 +* AT Command
647 647  
648 -(((
649 -To connect a Modbus Alarm with below commands.
650 -)))
552 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
651 651  
652 -* (((
653 -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.
654 -)))
554 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
655 655  
656 -* (((
657 -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.
658 -)))
659 659  
660 -(((
661 -
557 +* Downlink Payload
662 662  
663 -So if user want to use downlink command to control to RS485 Alarm, he can use:
664 -)))
559 +**0A aa**     à same as AT+MOD=aa
665 665  
666 -(((
667 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
668 -)))
669 669  
670 -(((
671 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
672 -)))
673 673  
674 -(((
675 -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.
676 -)))
563 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
677 677  
678 -(((
679 -
680 -)))
565 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
681 681  
682 -(((
683 -**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
684 -)))
567 +* AT Command
685 685  
686 -(((
687 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
688 -)))
569 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
689 689  
690 -(((
691 -
692 -)))
571 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
693 693  
694 -(((
695 -(((
696 -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**
697 -)))
698 698  
699 -
700 -)))
701 701  
702 -(((
703 - (% 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" %)​
704 -)))
575 +* Downlink Payload
705 705  
577 +Format: A8 MM NN XX XX XX XX YY
706 706  
579 +Where:
707 707  
581 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC
582 +* NN: The length of RS485 command
583 +* XX XX XX XX: RS485 command total NN bytes
584 +* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
708 708  
709 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
586 +**Example 1:**
710 710  
711 -(((
712 -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.
713 -)))
588 +To connect a Modbus Alarm with below commands.
714 714  
715 -* (((
716 -(% style="color:#037691" %)**AT Command:**
590 +* 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.
717 717  
718 -**AT+PAYVER:  **Set PAYVER field = 1
592 +* 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.
719 719  
720 -
721 -)))
722 -* (((
723 -(% style="color:#037691" %)**Downlink Payload:**
724 -)))
594 +So if user want to use downlink command to control to RS485 Alarm, he can use:
725 725  
726 -(((
727 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
728 -)))
596 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
729 729  
730 -(((
731 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
732 -)))
598 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
733 733  
600 +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.
734 734  
735 735  
603 +**Example 2:**
736 736  
737 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
605 +Check TTL Sensor return:
738 738  
739 -(((
740 -AT+COMMANDx or AT+DATACUTx
741 -)))
607 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
742 742  
743 -(((
744 -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"]].
745 -)))
746 746  
747 -(((
748 -
749 -)))
750 750  
751 -* (((
752 -(% style="color:#037691" %)**AT Command:**
753 -)))
754 754  
755 -**AT+COMMANDx:  **Configure RS485 read command to sensor.
612 +==== Set Payload version ====
756 756  
757 -**AT+DATACUTx:  **Configure how to handle return from RS485 devices.
614 +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.
758 758  
616 +* AT Command:
759 759  
760 -* (((
761 -(% style="color:#037691" %)**Downlink Payload:**
762 -)))
618 +AT+PAYVER: Set PAYVER field = 1
763 763  
764 -(((
765 -**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
766 -)))
767 767  
768 -(((
769 -(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
770 -)))
621 +* Downlink Payload:
771 771  
772 -(((
773 -Format: AF MM NN LL XX XX XX XX YY
774 -)))
623 +0xAE 01   à Set PAYVER field =  0x01
775 775  
776 -(((
777 -Where:
778 -)))
625 +0xAE 0F   à Set PAYVER field =  0x0F
779 779  
780 -* (((
781 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
782 -)))
783 -* (((
784 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
785 -)))
786 -* (((
787 -LL:  The length of AT+COMMAND or AT+DATACUT command
788 -)))
789 -* (((
790 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
791 -)))
792 -* (((
793 -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.
794 -)))
795 795  
796 -(((
797 -
628 +==== Set RS485 Sampling Commands ====
798 798  
799 -**Example:**
800 -)))
630 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
801 801  
802 -(((
803 -(% 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
804 -)))
632 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
805 805  
806 -(((
807 -(% 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**
808 -)))
809 809  
810 -(((
811 -(% 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**
812 -)))
635 +* AT Command:
813 813  
637 +AT+COMMANDx: Configure RS485 read command to sensor.
814 814  
639 +AT+DATACUTx: Configure how to handle return from RS485 devices.
815 815  
641 +AT+SEARCHx: Configure search command
816 816  
817 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
818 818  
819 -(((
820 -**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]].
821 -)))
644 +* Downlink Payload:
822 822  
823 -(((
824 -This command is valid since v1.3 firmware version
825 -)))
646 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
826 826  
827 -(((
828 -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.
829 -)))
648 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
830 830  
831 -(((
832 -
833 -)))
650 +Format: AF MM NN LL XX XX XX XX YY
834 834  
835 -(((
836 -**Example:**
837 -)))
652 +Where:
838 838  
839 -* (((
840 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
841 -)))
842 -* (((
843 -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.
844 -)))
845 -* (((
846 -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.
654 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
655 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
656 +* LL: The length of AT+COMMAND or AT+DATACUT command
657 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command
658 +* 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.
847 847  
848 -
849 -)))
660 +Example:
850 850  
851 -(% 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" %)​
662 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
852 852  
853 -(% 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" %)​
664 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
854 854  
666 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
855 855  
856 856  
669 +0xAB downlink command can be used for set AT+SEARCHx
857 857  
858 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
671 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
859 859  
860 -(((
861 -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.
862 -)))
673 +* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
674 +* 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
863 863  
864 -(((
865 -Default value: 0, range:  0 ~~ 65 seconds
866 -)))
676 +**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
867 867  
868 -* (((
869 -(% style="color:#037691" %)** AT Command:**
870 870  
871 -**AT+CMDDLaa=hex(bb cc)*1000**
872 -)))
679 +==== Fast command to handle MODBUS device ====
873 873  
874 -(((
875 -
681 +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]].
876 876  
877 -**Example:**
878 -)))
683 +This command is valid since v1.3 firmware version
879 879  
880 -(((
881 -**AT+CMDDL1=1000** to send the open time to 1000ms
882 -)))
883 883  
884 -(((
885 -
886 -)))
686 +AT+MBFUN has only two value:
887 887  
888 -* (((
889 -(% style="color:#037691" %)** Downlink Payload:**
890 -)))
688 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
891 891  
892 -(((
893 -**0x AA aa bb cc**
894 -)))
690 +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.
895 895  
896 -(((
897 -Same as: AT+CMDDLaa=hex(bb cc)*1000
898 -)))
692 +* AT+MBFUN=0: Disable Modbus fast reading.
899 899  
900 -(((
901 - **Example:**
902 -)))
694 +Example:
903 903  
904 -(((
905 - 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
906 -)))
696 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
697 +* 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.
698 +* 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  
700 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
908 908  
909 909  
703 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
910 910  
911 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
912 912  
913 -(((
914 -Define to use one uplink or multiple uplinks for the sampling.
915 -)))
706 +* Downlink Commands:
916 916  
917 -(((
918 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
919 -)))
708 +A9 aa -à Same as AT+MBFUN=aa
920 920  
921 -* (((
922 -(% style="color:#037691" %)** AT Command:**
923 -)))
924 924  
925 -**AT+DATAUP=0**
711 +==== RS485 command timeout ====
926 926  
927 -**AT+DATAUP=1**
713 +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.
928 928  
715 +Default value: 0, range:  0 ~~ 5 seconds
929 929  
930 -* (((
931 -(% style="color:#037691" %)** Downlink Payload:**
932 -)))
933 933  
934 -(((
935 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
936 -)))
718 +* AT Command:
937 937  
938 -(((
939 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
940 -)))
720 +AT+CMDDLaa=hex(bb cc)
941 941  
722 +Example:
942 942  
724 +**AT+CMDDL1=1000** to send the open time to 1000ms
943 943  
944 944  
945 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
727 +* Downlink Payload:
946 946  
947 -(((
948 -Ask device to send an uplink immediately.
949 -)))
729 +0x AA aa bb cc
950 950  
951 -* (((
952 -(% style="color:#037691" %)** AT Command:**
953 -)))
731 +Same as: AT+CMDDLaa=hex(bb cc)
954 954  
955 -(((
956 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
957 -)))
733 + Example:
958 958  
959 -(((
960 -
961 -)))
735 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
962 962  
963 -* (((
964 -(% style="color:#037691" %)** Downlink Payload:**
965 -)))
966 966  
967 -(((
968 -**0x08 FF**, RS485-LN will immediately send an uplink.
969 -)))
738 +==== [[Uplink>>path:#downlink_A8]] payload mode ====
970 970  
740 +Define to use one uplink or multiple uplinks for the sampling.
971 971  
742 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
972 972  
744 +* AT Command:
973 973  
974 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
746 +AT+DATAUP=0
975 975  
976 -(((
748 +AT+DATAUP=1
749 +
750 +
751 +* Downlink Payload:
752 +
753 +0xAD 00   à Same as AT+DATAUP=0
754 +
755 +0xAD 01   à Same as AT+DATAUP=1
756 +
757 +
758 +==== Manually trigger an Uplink ====
759 +
760 +Ask device to send an uplink immediately.
761 +
762 +* Downlink Payload:
763 +
764 +0x08 FF, RS485-BL will immediately send an uplink.
765 +
766 +
767 +==== Clear RS485 Command ====
768 +
977 977  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
978 -)))
979 979  
980 -* (((
981 -(% style="color:#037691" %)** AT Command:**
982 -)))
983 983  
984 -(((
772 +* AT Command:
773 +
985 985  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
986 -)))
987 987  
988 -(((
989 989  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
990 -)))
991 991  
992 -(((
993 993  Example screen shot after clear all RS485 commands. 
994 -)))
995 995  
996 -(((
997 -
998 -)))
999 999  
1000 -(((
781 +
1001 1001  The uplink screen shot is:
1002 -)))
1003 1003  
1004 -(% 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" %)​
784 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1005 1005  
1006 1006  
1007 -* (((
1008 -(% style="color:#037691" %)** Downlink Payload:**
1009 -)))
787 +* Downlink Payload:
1010 1010  
1011 -(((
1012 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1013 -)))
789 +0x09 aa bb same as AT+CMDEAR=aa,bb
1014 1014  
1015 1015  
792 +==== Set Serial Communication Parameters ====
1016 1016  
1017 -
1018 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1019 -
1020 -(((
1021 1021  Set the Rs485 serial communication parameters:
1022 -)))
1023 1023  
1024 -* (((
1025 -(% style="color:#037691" %)** AT Command:**
1026 -)))
796 +* AT Command:
1027 1027  
1028 -(((
1029 1029  Set Baud Rate:
1030 -)))
1031 1031  
800 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1032 1032  
1033 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1034 1034  
803 +Set UART parity
1035 1035  
1036 -(((
1037 -Set UART Parity
1038 -)))
805 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1039 1039  
1040 1040  
1041 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1042 -
1043 -
1044 -(((
1045 1045  Set STOPBIT
1046 -)))
1047 1047  
810 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1048 1048  
1049 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1050 1050  
813 +* Downlink Payload:
1051 1051  
1052 -* (((
1053 -(% style="color:#037691" %)** Downlink Payload:**
1054 -)))
815 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1055 1055  
1056 -(((
1057 -**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1058 -)))
817 +Example:
1059 1059  
1060 -(((
1061 -**Example:**
1062 -)))
819 +* A7 01 00 60   same as AT+BAUDR=9600
820 +* A7 01 04 80  same as AT+BAUDR=115200
1063 1063  
1064 -* (((
1065 -A7 01 00 60   same as AT+BAUDR=9600
1066 -)))
1067 -* (((
1068 -A7 01 04 80  same as AT+BAUDR=115200
1069 -)))
1070 -
1071 -(((
1072 1072  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1073 -)))
1074 1074  
1075 -(((
1076 1076  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1077 -)))
1078 1078  
1079 1079  
827 +==== Control output power duration ====
1080 1080  
829 +User can set the output power duration before each sampling.
1081 1081  
1082 -== 3.6 Listening mode for RS485 network ==
831 +* AT Command:
1083 1083  
1084 -(((
1085 -This feature support since firmware v1.4
1086 -)))
833 +Example:
1087 1087  
1088 -(((
1089 -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.
1090 -)))
835 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1091 1091  
1092 -(% 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" %)​
837 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1093 1093  
1094 -(((
1095 -To enable the listening mode, use can run the command AT+RXMODE.
1096 -)))
1097 1097  
1098 -(((
1099 -
1100 -)))
840 +* LoRaWAN Downlink Command:
1101 1101  
1102 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1103 -|=(% style="width: 100px;" %)(((
1104 -**Command example**
1105 -)))|=(% style="width: 400px;" %)(((
1106 -**Function**
1107 -)))
1108 -|(% style="width:100px" %)(((
1109 -AT+RXMODE=1,10
1110 -)))|(% style="width:400px" %)(((
1111 -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.
1112 -)))
1113 -|(% style="width:100px" %)(((
1114 -AT+RXMODE=2,500
1115 -)))|(% style="width:400px" %)(((
1116 -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
1117 -)))
1118 -|(% style="width:100px" %)(((
1119 -AT+RXMODE=0,0
1120 -)))|(% style="width:400px" %)(((
1121 -Disable listening mode. This is the default settings.
1122 -)))
1123 -|(% style="width:100px" %)(((
1124 -
1125 -)))|(% style="width:400px" %)(((
1126 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1127 -)))
842 +07 01 aa bb  Same as AT+5VT=(aa bb)
1128 1128  
1129 -(((
1130 -**Downlink Command:**
1131 -)))
844 +07 02 aa bb  Same as AT+3V3T=(aa bb)
1132 1132  
1133 -(((
1134 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1135 -)))
1136 1136  
1137 -(((
1138 -
1139 -)))
1140 1140  
1141 -(((
1142 -**Example**:
1143 -)))
1144 1144  
1145 -(((
1146 -The RS485-LN is set to AT+RXMODE=2,1000
1147 -)))
849 +1.
850 +11. Buttons
1148 1148  
1149 -(((
1150 -There is a two Modbus commands in the RS485 network as below:
1151 -)))
852 +|**Button**|**Feature**
853 +|**RST**|Reboot RS485-BL
1152 1152  
1153 -(((
1154 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1155 -)))
855 +1.
856 +11. +3V3 Output
1156 1156  
1157 -(((
1158 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1159 -)))
858 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1160 1160  
1161 -(((
1162 -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
1163 -)))
860 +The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1164 1164  
1165 -(((
1166 -(% 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" %)​
1167 -)))
1168 1168  
1169 -(((
1170 -
1171 -)))
863 +The +3V3 output time can be controlled by AT Command.
1172 1172  
1173 -(((
1174 -(((
1175 -(% 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.
1176 -)))
1177 -)))
865 +**AT+3V3T=1000**
1178 1178  
867 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1179 1179  
1180 -== 3.7 Buttons ==
1181 1181  
870 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1182 1182  
1183 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1184 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1185 -|(% 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**
1186 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1187 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1188 1188  
1189 -== 3.8 LEDs ==
873 +1.
874 +11. +5V Output
1190 1190  
876 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1191 1191  
1192 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1193 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1194 -|**PWR**|Always on if there is power
1195 -|**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.
878 +The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1196 1196  
1197 -= 4. Case Study =
1198 1198  
1199 -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]]
881 +The 5V output time can be controlled by AT Command.
1200 1200  
883 +**AT+5VT=1000**
1201 1201  
1202 -= 5. Use AT Command =
885 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1203 1203  
1204 -== 5.1 Access AT Command ==
1205 1205  
1206 -(((
1207 -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.
1208 -)))
888 +By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1209 1209  
1210 -(% 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" %)​
1211 1211  
1212 1212  
1213 -(((
1214 -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:
1215 -)))
1216 1216  
1217 -(% 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" %)​
893 +1.
894 +11. LEDs
1218 1218  
896 +|**LEDs**|**Feature**
897 +|**LED1**|Blink when device transmit a packet.
1219 1219  
1220 -(((
1221 -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/]]
899 +1.
900 +11. Switch Jumper
901 +
902 +|**Switch Jumper**|**Feature**
903 +|**SW1**|(((
904 +ISP position: Upgrade firmware via UART
905 +
906 +Flash position: Configure device, check running status.
1222 1222  )))
908 +|**SW2**|(((
909 +5V position: set to compatible with 5v I/O.
1223 1223  
911 +3.3v position: set to compatible with 3.3v I/O.,
912 +)))
1224 1224  
914 ++3.3V: is always ON
1225 1225  
1226 -== 5.2 Common AT Command Sequence ==
916 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1227 1227  
1228 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
918 +1. Case Study
1229 1229  
1230 -If device has not joined network yet:
920 +User can check this URL for some case studies.
1231 1231  
1232 -(% class="box infomessage" %)
1233 -(((
1234 -**AT+FDR**
1235 -)))
922 +[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
1236 1236  
1237 -(% class="box infomessage" %)
1238 -(((
1239 -**AT+NJM=0**
1240 -)))
1241 1241  
1242 -(% class="box infomessage" %)
1243 -(((
1244 -**ATZ**
1245 -)))
1246 1246  
1247 1247  
1248 -(((
1249 -If device already joined network:
1250 -)))
927 +1. Use AT Command
928 +11. Access AT Command
1251 1251  
1252 -(% class="box infomessage" %)
1253 -(((
1254 -**AT+NJM=0**
1255 -)))
930 +RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1256 1256  
1257 -(% class="box infomessage" %)
1258 -(((
1259 -**ATZ**
1260 -)))
932 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1261 1261  
1262 1262  
1263 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
935 +In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1264 1264  
937 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1265 1265  
1266 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1267 1267  
1268 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1269 1269  
1270 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
941 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1271 1271  
1272 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
1273 1273  
1274 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1275 1275  
1276 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
945 +1.
946 +11. Common AT Command Sequence
947 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1277 1277  
1278 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
949 +If device has not joined network yet:
1279 1279  
1280 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
951 +AT+FDR
1281 1281  
1282 -(% 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.
953 +AT+NJM=0
1283 1283  
1284 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
955 +ATZ
1285 1285  
1286 1286  
1287 -(% style="color:red" %)**Note:**
958 +If device already joined network:
1288 1288  
1289 -(((
1290 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1291 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1292 -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.
1293 -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
1294 -)))
960 +AT+NJM=0
1295 1295  
1296 -(% 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" %)​
962 +ATZ
1297 1297  
964 +1.
965 +11.
966 +111. Single-channel ABP mode (Use with LG01/LG02)
1298 1298  
1299 -= 6. FAQ =
968 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1300 1300  
1301 -== 6.1 How to upgrade the image? ==
970 +AT+NJM=0 Set to ABP mode
1302 1302  
1303 -(((
1304 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1305 -)))
972 +AT+ADR=0 Set the Adaptive Data Rate Off
1306 1306  
1307 -* (((
1308 -Support new features
1309 -)))
1310 -* (((
1311 -For bug fix
1312 -)))
1313 -* (((
1314 -Change LoRaWAN bands.
1315 -)))
974 +AT+DR=5  Set Data Rate
1316 1316  
1317 -(((
1318 -Below shows the hardware connection for how to upload an image to RS485-LN:
1319 -)))
976 +AT+TDC=60000  Set transmit interval to 60 seconds
1320 1320  
1321 -(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
978 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1322 1322  
1323 -(((
1324 -**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]].
1325 -)))
980 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1326 1326  
1327 -(((
1328 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1329 -)))
982 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1330 1330  
1331 -(((
1332 -**Step3: **Open flashloader; choose the correct COM port to update.
1333 -)))
984 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1334 1334  
1335 -(((
1336 -(((
1337 -(((
1338 -(% 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.
1339 -)))
1340 -)))
1341 -)))
986 +ATZ          Reset MCU
1342 1342  
988 +**Note:**
1343 1343  
1344 -(% 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" %)​
990 +1. Make sure the device is set to ABP mode in the IoT Server.
991 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
992 +1. 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.
993 +1. 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
1345 1345  
995 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1346 1346  
1347 -(% 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" %)​
1348 1348  
998 +1. FAQ
999 +11. How to upgrade the image?
1349 1349  
1350 -(% 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" %)​
1001 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1351 1351  
1003 +* Support new features
1004 +* For bug fix
1005 +* Change LoRaWAN bands.
1352 1352  
1353 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1007 +Below shows the hardware connection for how to upload an image to RS485-BL:
1354 1354  
1355 -(% 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" %)​
1009 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1356 1356  
1011 +**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]].
1357 1357  
1358 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1013 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1359 1359  
1360 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1015 +**Step3: **Open flashloader; choose the correct COM port to update.
1361 1361  
1362 1362  
1363 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
1018 +|(((
1019 +HOLD PRO then press the RST button, SYS will be ON, then click next
1020 +)))
1364 1364  
1365 -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"]].
1022 +|(((
1023 +Board detected
1024 +)))
1366 1366  
1026 +|(((
1027 +
1028 +)))
1367 1367  
1368 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1030 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
1369 1369  
1370 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1371 1371  
1372 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1373 1373  
1034 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1374 1374  
1375 -= 7. Trouble Shooting =
1376 1376  
1377 -== 7.1 Downlink doesn’t work, how to solve it? ==
1037 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1378 1378  
1379 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1380 1380  
1040 +1.
1041 +11. How to change the LoRa Frequency Bands/Region?
1381 1381  
1382 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1043 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1383 1383  
1384 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1385 1385  
1386 1386  
1387 -= 8. Order Info =
1047 +1.
1048 +11. How many RS485-Slave can RS485-BL connects?
1388 1388  
1389 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1050 +The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL 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>>path:#downlink_A8]].
1390 1390  
1391 -(% style="color:blue" %)**XXX:**
1392 1392  
1393 -* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1394 -* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1395 -* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1396 -* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1397 -* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1398 -* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1399 -* (% style="color:blue" %)**US915**(%%): frequency bands US915
1400 -* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1401 -* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1402 -* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1403 1403  
1404 -= 9.Packing Info =
1405 1405  
1055 +1. Trouble Shooting     
1056 +11. Downlink doesn’t work, how to solve it?
1406 1406  
1407 -**Package Includes**:
1058 +Please see this link for debug:
1408 1408  
1409 -* RS485-LN x 1
1410 -* Stick Antenna for LoRa RF part x 1
1411 -* Program cable x 1
1060 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1412 1412  
1413 -**Dimension and weight**:
1414 1414  
1415 -* Device Size: 13.5 x 7 x 3 cm
1416 -* Device Weight: 105g
1417 -* Package Size / pcs : 14.5 x 8 x 5 cm
1418 -* Weight / pcs : 170g
1419 1419  
1420 -= 10. FCC Caution for RS485LN-US915 =
1064 +1.
1065 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1421 1421  
1422 -(((
1423 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1424 -)))
1067 +It might about the channels mapping. Please see for detail.
1425 1425  
1426 -(((
1427 -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.
1428 -)))
1069 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1429 1429  
1430 -(((
1431 -
1432 -)))
1433 1433  
1434 -(((
1435 -**IMPORTANT NOTE:**
1436 -)))
1437 1437  
1438 -(((
1439 -**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:
1440 -)))
1073 +1. Order Info
1441 1441  
1442 -(((
1443 -—Reorient or relocate the receiving antenna.
1444 -)))
1075 +**Part Number: RS485-BL-XXX**
1445 1445  
1446 -(((
1447 -—Increase the separation between the equipment and receiver.
1448 -)))
1077 +**XXX:**
1449 1449  
1450 -(((
1451 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1452 -)))
1079 +* **EU433**: frequency bands EU433
1080 +* **EU868**: frequency bands EU868
1081 +* **KR920**: frequency bands KR920
1082 +* **CN470**: frequency bands CN470
1083 +* **AS923**: frequency bands AS923
1084 +* **AU915**: frequency bands AU915
1085 +* **US915**: frequency bands US915
1086 +* **IN865**: frequency bands IN865
1087 +* **RU864**: frequency bands RU864
1088 +* **KZ865: **frequency bands KZ865
1453 1453  
1454 -(((
1455 -—Consult the dealer or an experienced radio/TV technician for help.
1456 -)))
1090 +1. Packing Info
1457 1457  
1458 -(((
1459 -
1460 -)))
1092 +**Package Includes**:
1461 1461  
1462 -(((
1463 -**FCC Radiation Exposure Statement:**
1464 -)))
1094 +* RS485-BL x 1
1095 +* Stick Antenna for LoRa RF part x 1
1096 +* Program cable x 1
1465 1465  
1466 -(((
1467 -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.
1468 -)))
1098 +**Dimension and weight**:
1469 1469  
1100 +* Device Size: 13.5 x 7 x 3 cm
1101 +* Device Weight: 105g
1102 +* Package Size / pcs : 14.5 x 8 x 5 cm
1103 +* Weight / pcs : 170g
1470 1470  
1471 -= 11. Support =
1105 +1. Support
1472 1472  
1473 -* (((
1474 -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.
1475 -)))
1476 -* (((
1477 -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]].
1478 -)))
1107 +* 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.
1108 +* 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
1109 +
1110 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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