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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 -
16 -
17 -
18 -
19 -
20 20  **Table of Contents:**
21 21  
22 -{{toc/}}
23 23  
24 24  
25 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
26 -(((
27 -(% 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"]]
28 -)))
29 29  
30 30  
31 -
32 -
33 -
34 -
35 -
36 36  = 1.Introduction =
37 37  
38 38  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
... ... @@ -39,39 +39,25 @@
39 39  
40 40  (((
41 41  (((
42 -(((
43 -
44 -
45 45  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.
46 46  )))
47 -)))
48 48  
49 49  (((
50 -(((
51 51  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.
52 52  )))
53 -)))
54 54  
55 55  (((
56 -(((
57 57  (% 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.
58 58  )))
59 -)))
60 60  
61 61  (((
62 -(((
63 63  (% 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.
64 -)))
65 65  
66 -(((
67 67  (% 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]]
68 -
69 -
70 70  )))
71 71  )))
72 -)))
73 73  
74 -(% 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"]]
75 75  
76 76  
77 77  == 1.2 Specifications ==
... ... @@ -109,7 +109,7 @@
109 109  * Preamble detection.
110 110  * 127 dB Dynamic Range RSSI.
111 111  * Automatic RF Sense and CAD with ultra-fast AFC.
112 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
113 113  
114 114  == 1.3 Features ==
115 115  
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140 140  
141 141  (((
142 142  (((
143 -(((
144 144  v1.2: Add External Interrupt Pin.
145 -)))
146 146  
147 -(((
148 148  v1.0: Release
149 -)))
150 150  
151 151  
152 152  )))
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164 164  Once there is power, the RS485-LN will be on.
165 165  )))
166 166  
167 -(% 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]]
168 168  
169 169  
170 170  )))
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174 174  == 3.1 How it works? ==
175 175  
176 176  (((
177 -(((
178 178  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.
179 -)))
180 180  
181 181  
182 182  )))
... ... @@ -185,7 +185,7 @@
185 185  
186 186  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. 
187 187  
188 -(% 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"]]
189 189  
190 190  
191 191  (((
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197 197  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
198 198  )))
199 199  
200 -(% 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"]]
201 201  
202 -
203 203  (((
204 -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:
205 205  )))
206 206  
207 207  (((
208 -(% 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.
209 209  )))
210 210  
211 211  (((
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213 213  )))
214 214  )))
215 215  
216 -(% 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]]
217 217  
218 -
219 219  (((
220 220  (((
221 221  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -222,34 +222,32 @@
222 222  )))
223 223  
224 224  (((
225 -**Add APP EUI in the application.**
182 +Add APP EUI in the application.
226 226  )))
227 227  )))
228 228  
229 -(% 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]]
230 230  
231 -(% 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"]]
232 232  
233 -(% 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"]]
234 234  
235 -(% 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]]
236 236  
237 237  You can also choose to create the device manually.
238 238  
239 -(% 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"]]
240 240  
198 +Add APP KEY and DEV EUI
241 241  
200 +[[image:1652953553383-907.png||height="514" width="724"]]
242 242  
243 -**Add APP KEY and DEV EUI**
244 244  
245 -(% 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" %)​
246 -
247 -
248 248  (((
249 -(% 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.
250 250  )))
251 251  
252 -(% 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"]]
253 253  
254 254  
255 255  == 3.3 Configure Commands to read data ==
... ... @@ -256,15 +256,11 @@
256 256  
257 257  (((
258 258  (((
259 -(((
260 -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.
261 261  )))
262 -)))
263 263  
264 264  (((
265 -(((
266 266  (% 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
267 -)))
268 268  
269 269  
270 270  )))
... ... @@ -274,19 +274,19 @@
274 274  
275 275  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:
276 276  
277 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
278 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
279 279  **AT Commands**
280 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
281 281  **Description**
282 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
283 283  **Example**
284 284  )))
285 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
286 286  AT+BAUDR
287 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
288 288  Set the baud rate (for RS485 connection). Default Value is: 9600.
289 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
290 290  (((
291 291  AT+BAUDR=9600
292 292  )))
... ... @@ -295,11 +295,11 @@
295 295  Options: (1200,2400,4800,14400,19200,115200)
296 296  )))
297 297  )))
298 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
299 299  AT+PARITY
300 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
301 301  Set UART parity (for RS485 connection)
302 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
303 303  (((
304 304  AT+PARITY=0
305 305  )))
... ... @@ -308,9 +308,9 @@
308 308  Option: 0: no parity, 1: odd parity, 2: even parity
309 309  )))
310 310  )))
311 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
312 312  AT+STOPBIT
313 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
314 314  (((
315 315  Set serial stopbit (for RS485 connection)
316 316  )))
... ... @@ -318,7 +318,7 @@
318 318  (((
319 319  
320 320  )))
321 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
322 322  (((
323 323  AT+STOPBIT=0 for 1bit
324 324  )))
... ... @@ -332,7 +332,6 @@
332 332  )))
333 333  )))
334 334  
335 -
336 336  === 3.3.2 Configure sensors ===
337 337  
338 338  (((
... ... @@ -341,24 +341,16 @@
341 341  )))
342 342  )))
343 343  
344 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
345 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
346 -|AT+CFGDEV|(% style="width:110px" %)(((
347 -(((
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" %)(((
348 348  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
349 -)))
350 350  
351 -(((
352 352  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
353 -)))
354 354  
355 -(((
356 356  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
357 -)))
358 -)))|(% 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
359 359  
360 -
361 -
362 362  === 3.3.3 Configure read commands for each sampling ===
363 363  
364 364  (((
... ... @@ -371,7 +371,7 @@
371 371  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
372 372  
373 373  
374 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
316 +**Each RS485 commands include two parts:**
375 375  
376 376  ~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.
377 377  
... ... @@ -382,14 +382,15 @@
382 382  
383 383  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
384 384  
327 +
385 385  Below are examples for the how above AT Commands works.
386 386  
387 387  
388 -(% 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:
389 389  
390 390  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
391 391  |(% style="width:496px" %)(((
392 -(% 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**
393 393  
394 394  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
395 395  
... ... @@ -401,10 +401,10 @@
401 401  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
402 402  
403 403  
404 -(% 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.
405 405  
406 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
407 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
408 408  **AT+DATACUTx=a,b,c**
409 409  
410 410  * **a: length for the return of AT+COMMAND**
... ... @@ -414,21 +414,20 @@
414 414  
415 415  **Examples:**
416 416  
417 -* (% style="color:#037691" %)**Grab bytes**
360 +* Grab bytes:
418 418  
419 -(% 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]]
420 420  
421 421  
422 -* (% style="color:#037691" %)**Grab a section**
365 +* Grab a section.
423 423  
424 -(% 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]]
425 425  
426 426  
427 -* (% style="color:#037691" %)**Grab different sections**
370 +* Grab different sections.
428 428  
429 -(% 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]]
430 430  
431 -
432 432  
433 433  )))
434 434  
... ... @@ -462,7 +462,7 @@
462 462  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
463 463  )))
464 464  
465 -(% 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"]]
466 466  
467 467  
468 468  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -474,13 +474,12 @@
474 474  
475 475  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
476 476  
477 -
478 478  1. PAYVER: Defined by AT+PAYVER
479 479  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
480 480  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
481 481  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
482 482  
483 -(% 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]]
484 484  
485 485  
486 486  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -505,10 +505,9 @@
505 505  
506 506  Below are the uplink payloads:
507 507  
508 -(% 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]]
509 509  
510 510  
511 -
512 512  === 3.3.5 Uplink on demand ===
513 513  
514 514  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.
... ... @@ -525,7 +525,7 @@
525 525  
526 526  RS485-LN support external Interrupt uplink since hardware v1.2 release.
527 527  
528 -(% 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]]
529 529  
530 530  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.
531 531  
... ... @@ -532,33 +532,33 @@
532 532  
533 533  == 3.4 Uplink Payload ==
534 534  
475 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
476 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
477 +|Value|(% style="width:120px" %)(((
478 +Battery(mV)
535 535  
536 -(% 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 +&
537 537  
482 +Interrupt _Flag
483 +)))|(% style="width:116px" %)(((
484 +PAYLOAD_VER
485 +
486 +
487 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
488 +
538 538  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
539 539  
540 540  
541 -== 3.5 Configure RS485-LN via AT or Downlink ==
492 +== 3.5 Configure RS485-BL via AT or Downlink ==
542 542  
543 -(((
544 544  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
545 -)))
546 546  
547 -(((
548 548  There are two kinds of Commands:
549 -)))
550 550  
551 -* (((
552 -(% 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]]
553 -)))
498 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
554 554  
555 -* (((
556 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
557 -)))
500 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
558 558  
559 -(((
560 -
561 -)))
562 562  
563 563  
564 564  === 3.5.1 Common Commands ===
... ... @@ -566,903 +566,570 @@
566 566  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]]
567 567  
568 568  
569 -=== 3.5.2 Sensor related commands ===
509 +=== 3.5.2 Sensor related commands: ===
570 570  
571 -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.
511 +==== Choose Device Type (RS485 or TTL) ====
572 572  
573 -(% 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" %)​
513 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
574 574  
575 -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)
515 +* AT Command
576 576  
517 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
577 577  
578 -=== 3.5.3 Sensor related commands ===
519 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
579 579  
580 580  
522 +* Downlink Payload
581 581  
524 +**0A aa**     à same as AT+MOD=aa
582 582  
583 -==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
584 584  
585 -(((
586 -This command is used to configure the RS485 devices; they won’t be used during sampling.
587 -)))
588 588  
589 -* (((
590 -(% style="color:#037691" %)**AT Command**
528 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
591 591  
592 -(((
593 -**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
594 -)))
595 -)))
530 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
596 596  
597 -(((
598 -
599 -)))
532 +* AT Command
600 600  
601 -* (((
602 -(% style="color:#037691" %)**Downlink Payload**
603 -)))
534 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
604 604  
605 -(((
606 -Format: A8 MM NN XX XX XX XX YY
607 -)))
536 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
608 608  
609 -(((
610 -Where:
611 -)))
612 612  
613 -* (((
614 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
615 -)))
616 -* (((
617 -NN: The length of RS485 command
618 -)))
619 -* (((
620 -XX XX XX XX: RS485 command total NN bytes
621 -)))
622 -* (((
623 -(((
624 -YY: How many bytes will be uplink from the return of this RS485 command,
625 -)))
626 626  
627 -* (((
628 -if YY=0, RS485-LN will execute the downlink command without uplink;
629 -)))
630 -* (((
631 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
632 -)))
633 -* (((
634 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
635 -)))
636 -)))
540 +* Downlink Payload
637 637  
638 -(((
639 -
542 +Format: A8 MM NN XX XX XX XX YY
640 640  
641 -**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
642 -)))
544 +Where:
643 643  
644 -(((
645 -To connect a Modbus Alarm with below commands.
646 -)))
546 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC
547 +* NN: The length of RS485 command
548 +* XX XX XX XX: RS485 command total NN bytes
549 +* 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
647 647  
648 -* (((
649 -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.
650 -)))
551 +**Example 1:**
651 651  
652 -* (((
653 -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.
654 -)))
553 +To connect a Modbus Alarm with below commands.
655 655  
656 -(((
657 -
555 +* 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.
658 658  
557 +* 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.
558 +
659 659  So if user want to use downlink command to control to RS485 Alarm, he can use:
660 -)))
661 661  
662 -(((
663 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
664 -)))
561 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
665 665  
666 -(((
667 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
668 -)))
563 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
669 669  
670 -(((
671 671  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.
672 -)))
673 673  
674 -(((
675 -
676 -)))
677 677  
678 -(((
679 -**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
680 -)))
568 +**Example 2:**
681 681  
682 -(((
683 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
684 -)))
570 +Check TTL Sensor return:
685 685  
686 -(((
687 -
688 -)))
572 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
689 689  
690 -(((
691 -(((
692 -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**
693 -)))
694 694  
695 -
696 -)))
697 697  
698 -(((
699 - (% 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" %)​
700 -)))
701 701  
577 +==== Set Payload version ====
702 702  
579 +This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
703 703  
581 +* AT Command:
704 704  
705 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
583 +AT+PAYVER: Set PAYVER field = 1
706 706  
707 -(((
708 -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.
709 -)))
710 710  
711 -* (((
712 -(% style="color:#037691" %)**AT Command:**
586 +* Downlink Payload:
713 713  
714 -**AT+PAYVER:    **Set PAYVER field = 1
588 +0xAE 01   à Set PAYVER field =  0x01
715 715  
716 -
717 -)))
718 -* (((
719 -(% style="color:#037691" %)**Downlink Payload:**
720 -)))
590 +0xAE 0F   à Set PAYVER field =  0x0F
721 721  
722 -(((
723 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
724 -)))
725 725  
726 -(((
727 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
728 -)))
593 +==== Set RS485 Sampling Commands ====
729 729  
595 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
730 730  
597 +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]].
731 731  
732 732  
733 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
600 +* AT Command:
734 734  
735 -(((
736 -AT+COMMANDx or AT+DATACUTx
737 -)))
602 +AT+COMMANDx: Configure RS485 read command to sensor.
738 738  
739 -(((
740 -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"]].
741 -)))
604 +AT+DATACUTx: Configure how to handle return from RS485 devices.
742 742  
743 -(((
744 -
745 -)))
606 +AT+SEARCHx: Configure search command
746 746  
747 -* (((
748 -(% style="color:#037691" %)**AT Command:**
749 -)))
750 750  
751 -**AT+COMMANDx:    **Configure RS485 read command to sensor.
609 +* Downlink Payload:
752 752  
753 -**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
611 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
754 754  
613 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
755 755  
756 -* (((
757 -(% style="color:#037691" %)**Downlink Payload:**
758 -)))
759 -
760 -(((
761 -**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
762 -)))
763 -
764 -(((
765 -(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
766 -)))
767 -
768 -(((
769 769  Format: AF MM NN LL XX XX XX XX YY
770 -)))
771 771  
772 -(((
773 773  Where:
774 -)))
775 775  
776 -* (((
777 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
778 -)))
779 -* (((
780 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
781 -)))
782 -* (((
783 -LL:  The length of AT+COMMAND or AT+DATACUT command
784 -)))
785 -* (((
786 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
787 -)))
788 -* (((
789 -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.
790 -)))
619 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
620 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
621 +* LL: The length of AT+COMMAND or AT+DATACUT command
622 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command
623 +* 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.
791 791  
792 -(((
793 -
625 +Example:
794 794  
795 -**Example:**
796 -)))
627 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
797 797  
798 -(((
799 -(% 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
800 -)))
629 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
801 801  
802 -(((
803 -(% 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**
804 -)))
631 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
805 805  
806 -(((
807 -(% 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**
808 -)))
809 809  
634 +0xAB downlink command can be used for set AT+SEARCHx
810 810  
636 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
811 811  
638 +* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
639 +* 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
812 812  
813 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
641 +**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
814 814  
815 -(((
816 -**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]].
817 -)))
818 818  
819 -(((
820 -This command is valid since v1.3 firmware version
821 -)))
644 +==== Fast command to handle MODBUS device ====
822 822  
823 -(((
824 -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.
825 -)))
646 +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]].
826 826  
827 -(((
828 -
829 -)))
648 +This command is valid since v1.3 firmware version
830 830  
831 -(((
832 -**Example:**
833 -)))
834 834  
835 -* (((
836 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
837 -)))
838 -* (((
839 -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.
840 -)))
841 -* (((
842 -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.
651 +AT+MBFUN has only two value:
843 843  
844 -
845 -)))
653 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
846 846  
847 -(% 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" %)​
655 +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.
848 848  
849 -(% 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" %)​
657 +* AT+MBFUN=0: Disable Modbus fast reading.
850 850  
659 +Example:
851 851  
661 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
662 +* 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.
663 +* 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.
852 852  
665 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
853 853  
854 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
855 855  
856 -(((
857 -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.
858 -)))
668 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
859 859  
860 -(((
861 -Default value: 0, range:  0 ~~ 65 seconds
862 -)))
863 863  
864 -* (((
865 -(% style="color:#037691" %)** AT Command:**
671 +* Downlink Commands:
866 866  
867 -**AT+CMDDLaa=hex(bb cc)*1000**
868 -)))
673 +A9 aa -à Same as AT+MBFUN=aa
869 869  
870 -(((
871 -
872 872  
873 -**Example:**
874 -)))
676 +==== RS485 command timeout ====
875 875  
876 -(((
877 -**AT+CMDDL1=1000** to send the open time to 1000ms
878 -)))
678 +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.
879 879  
880 -(((
881 -
882 -)))
680 +Default value: 0, range:  0 ~~ 5 seconds
883 883  
884 -* (((
885 -(% style="color:#037691" %)** Downlink Payload:**
886 -)))
887 887  
888 -(((
889 -**0x AA aa bb cc**
890 -)))
683 +* AT Command:
891 891  
892 -(((
893 -Same as: AT+CMDDLaa=hex(bb cc)*1000
894 -)))
685 +AT+CMDDLaa=hex(bb cc)
895 895  
896 -(((
897 -**Example:**
898 -)))
687 +Example:
899 899  
900 -(((
901 -**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
902 -)))
689 +**AT+CMDDL1=1000** to send the open time to 1000ms
903 903  
904 904  
692 +* Downlink Payload:
905 905  
694 +0x AA aa bb cc
906 906  
907 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
696 +Same as: AT+CMDDLaa=hex(bb cc)
908 908  
909 -(((
910 -Define to use one uplink or multiple uplinks for the sampling.
911 -)))
698 + Example:
912 912  
913 -(((
914 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
700 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
915 915  
916 -
917 -)))
918 918  
919 -* (((
920 -(% style="color:#037691" %)** AT Command:**
921 -)))
703 +==== [[Uplink>>path:#downlink_A8]] payload mode ====
922 922  
923 -**AT+DATAUP=0**
705 +Define to use one uplink or multiple uplinks for the sampling.
924 924  
925 -**AT+DATAUP=1**
707 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
926 926  
709 +* AT Command:
927 927  
928 -* (((
929 -(% style="color:#037691" %)** Downlink Payload:**
930 -)))
711 +AT+DATAUP=0
931 931  
932 -(((
933 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
934 -)))
713 +AT+DATAUP=1
935 935  
936 -(((
937 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1
938 -)))
939 939  
716 +* Downlink Payload:
940 940  
718 +0xAD 00   à Same as AT+DATAUP=0
941 941  
720 +0xAD 01   à Same as AT+DATAUP=1
942 942  
943 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
944 944  
945 -(((
723 +==== Manually trigger an Uplink ====
724 +
946 946  Ask device to send an uplink immediately.
947 -)))
948 948  
949 -* (((
950 -(% style="color:#037691" %)** AT Command:**
951 -)))
727 +* Downlink Payload:
952 952  
953 -(((
954 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
955 -)))
729 +0x08 FF, RS485-BL will immediately send an uplink.
956 956  
957 -(((
958 -
959 -)))
960 960  
961 -* (((
962 -(% style="color:#037691" %)** Downlink Payload:**
963 -)))
732 +==== Clear RS485 Command ====
964 964  
965 -(((
966 -**0x08 FF**, RS485-LN will immediately send an uplink.
967 -)))
968 -
969 -
970 -
971 -
972 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
973 -
974 -(((
975 975  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
976 976  
977 -
978 -)))
979 979  
980 -* (((
981 -(% style="color:#037691" %)** AT Command:**
982 -)))
737 +* AT Command:
983 983  
984 -(((
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 -(((
746 +
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" %)​
749 +[[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 -)))
752 +* Downlink Payload:
1010 1010  
1011 -(((
1012 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1013 -)))
754 +0x09 aa bb same as AT+CMDEAR=aa,bb
1014 1014  
1015 1015  
757 +==== 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 -)))
761 +* AT Command:
1027 1027  
1028 -(((
1029 -
763 +Set Baud Rate:
1030 1030  
1031 -* Set Baud Rate
1032 -)))
765 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1033 1033  
1034 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1035 1035  
768 +Set UART parity
1036 1036  
1037 -(((
1038 -* Set UART Parity
1039 -)))
770 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1040 1040  
1041 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1042 1042  
773 +Set STOPBIT
1043 1043  
1044 -(((
1045 -* Set STOPBIT
1046 -)))
775 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1047 1047  
1048 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1049 1049  
778 +* Downlink Payload:
1050 1050  
780 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1051 1051  
1052 -* (((
1053 -(% style="color:#037691" %)** Downlink Payload:**
1054 -)))
782 +Example:
1055 1055  
1056 -(((
1057 -**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1058 -)))
784 +* A7 01 00 60   same as AT+BAUDR=9600
785 +* A7 01 04 80  same as AT+BAUDR=115200
1059 1059  
1060 -(((
1061 -**Example:**
1062 -)))
787 +A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
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 -)))
789 +A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1070 1070  
1071 -(((
1072 -A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1073 -)))
1074 1074  
1075 -(((
1076 -A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1077 -)))
792 +==== Control output power duration ====
1078 1078  
794 +User can set the output power duration before each sampling.
1079 1079  
796 +* AT Command:
1080 1080  
798 +Example:
1081 1081  
1082 -== 3.6 Listening mode for RS485 network ==
800 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1083 1083  
1084 -(((
1085 -This feature support since firmware v1.4
1086 -)))
802 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
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 -)))
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" %)​
805 +* LoRaWAN Downlink Command:
1093 1093  
1094 -(((
1095 -To enable the listening mode, use can run the command AT+RXMODE.
1096 -)))
807 +07 01 aa bb  Same as AT+5VT=(aa bb)
1097 1097  
1098 -(((
1099 -
1100 -)))
809 +07 02 aa bb  Same as AT+3V3T=(aa bb)
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 -)))
1128 1128  
1129 -(((
1130 -(% style="color:#037691" %)** Downlink Command:**
1131 -)))
1132 1132  
1133 -(((
1134 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1135 -)))
1136 1136  
1137 -(((
1138 -
1139 -)))
814 +1.
815 +11. Buttons
1140 1140  
1141 -(((
1142 -**Example**:
1143 -)))
817 +|**Button**|**Feature**
818 +|**RST**|Reboot RS485-BL
1144 1144  
1145 -(((
1146 -The RS485-LN is set to AT+RXMODE=2,1000
1147 -)))
820 +1.
821 +11. +3V3 Output
1148 1148  
1149 -(((
1150 -There is a two Modbus commands in the RS485 network as below:
1151 -)))
823 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1152 1152  
1153 -(((
1154 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1155 -)))
825 +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. 
1156 1156  
1157 -(((
1158 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1159 -)))
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 -)))
828 +The +3V3 output time can be controlled by AT Command.
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 -)))
830 +**AT+3V3T=1000**
1168 1168  
1169 -(((
1170 -
1171 -)))
832 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
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 -)))
1178 1178  
835 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1179 1179  
1180 -== 3.7 Buttons ==
1181 1181  
838 +1.
839 +11. +5V Output
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"]]
841 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1188 1188  
843 +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. 
1189 1189  
1190 -== 3.8 LEDs ==
1191 1191  
846 +The 5V output time can be controlled by AT Command.
1192 1192  
1193 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1194 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1195 -|**PWR**|Always on if there is power
1196 -|**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.
848 +**AT+5VT=1000**
1197 1197  
850 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1198 1198  
1199 -= 4. Case Study =
1200 1200  
1201 -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]]
853 +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.
1202 1202  
1203 1203  
1204 -= 5. Use AT Command =
1205 1205  
1206 -== 5.1 Access AT Command ==
1207 1207  
1208 -(((
1209 -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.
1210 -)))
858 +1.
859 +11. LEDs
1211 1211  
1212 -(% 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" %)​
861 +|**LEDs**|**Feature**
862 +|**LED1**|Blink when device transmit a packet.
1213 1213  
864 +1.
865 +11. Switch Jumper
1214 1214  
1215 -(((
1216 -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:
867 +|**Switch Jumper**|**Feature**
868 +|**SW1**|(((
869 +ISP position: Upgrade firmware via UART
870 +
871 +Flash position: Configure device, check running status.
1217 1217  )))
873 +|**SW2**|(((
874 +5V position: set to compatible with 5v I/O.
1218 1218  
1219 -(% 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" %)​
1220 -
1221 -
1222 -(((
1223 -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/]]
876 +3.3v position: set to compatible with 3.3v I/O.,
1224 1224  )))
1225 1225  
879 ++3.3V: is always ON
1226 1226  
881 ++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 Common AT Command Sequence ==
883 +1. Case Study
1229 1229  
885 +User can check this URL for some case studies.
1230 1230  
1231 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
887 +[[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]]
1232 1232  
1233 -If device has not joined network yet:
1234 1234  
1235 -* (% style="color:#037691" %)**AT+FDR**
1236 -* (% style="color:#037691" %)**AT+NJM=0**
1237 -* (% style="color:#037691" %)**ATZ**
1238 1238  
1239 -(((
1240 -
1241 1241  
1242 -If device already joined network:
892 +1. Use AT Command
893 +11. Access AT Command
1243 1243  
1244 -* (% style="color:#037691" %)**AT+NJM=0**
1245 -* (% style="color:#037691" %)**ATZ**
895 +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.
1246 1246  
1247 -
1248 -)))
897 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1249 1249  
1250 1250  
1251 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
900 +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:
1252 1252  
902 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1253 1253  
1254 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1255 1255  
1256 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1257 1257  
1258 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
906 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1259 1259  
1260 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1261 1261  
1262 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1263 1263  
1264 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
910 +1.
911 +11. Common AT Command Sequence
912 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1265 1265  
1266 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
914 +If device has not joined network yet:
1267 1267  
1268 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
916 +AT+FDR
1269 1269  
1270 -(% 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.
918 +AT+NJM=0
1271 1271  
1272 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
920 +ATZ
1273 1273  
1274 1274  
1275 -(% style="color:red" %)**Note:**
923 +If device already joined network:
1276 1276  
1277 -(((
1278 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1279 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1280 -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.
1281 -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
1282 -)))
925 +AT+NJM=0
1283 1283  
1284 -(% 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" %)​
927 +ATZ
1285 1285  
929 +1.
930 +11.
931 +111. Single-channel ABP mode (Use with LG01/LG02)
1286 1286  
1287 -= 6. FAQ =
933 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1288 1288  
1289 -== 6.1 How to upgrade the image? ==
935 +AT+NJM=0 Set to ABP mode
1290 1290  
1291 -(((
1292 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1293 -)))
937 +AT+ADR=0 Set the Adaptive Data Rate Off
1294 1294  
1295 -* (((
1296 -Support new features
1297 -)))
1298 -* (((
1299 -For bug fix
1300 -)))
1301 -* (((
1302 -Change LoRaWAN bands.
1303 -)))
939 +AT+DR=5  Set Data Rate
1304 1304  
1305 -(((
1306 -Below shows the hardware connection for how to upload an image to RS485-LN:
1307 -)))
941 +AT+TDC=60000  Set transmit interval to 60 seconds
1308 1308  
1309 -(% 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" %)​
943 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1310 1310  
1311 -(((
1312 -(% 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]].
1313 -)))
945 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1314 1314  
1315 -(((
1316 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1317 -)))
947 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1318 1318  
1319 -(((
1320 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1321 -)))
949 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1322 1322  
1323 -(((
1324 -(((
1325 -(((
1326 -(% 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.
1327 -)))
1328 -)))
1329 -)))
951 +ATZ          Reset MCU
1330 1330  
953 +**Note:**
1331 1331  
1332 -(% 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" %)​
955 +1. Make sure the device is set to ABP mode in the IoT Server.
956 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
957 +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.
958 +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
1333 1333  
960 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1334 1334  
1335 -(% 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" %)​
1336 1336  
963 +1. FAQ
964 +11. How to upgrade the image?
1337 1337  
1338 -(% 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" %)​
966 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1339 1339  
968 +* Support new features
969 +* For bug fix
970 +* Change LoRaWAN bands.
1340 1340  
1341 -(% 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:
972 +Below shows the hardware connection for how to upload an image to RS485-BL:
1342 1342  
1343 -(% 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" %)​
974 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1344 1344  
976 +**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]].
1345 1345  
1346 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
978 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1347 1347  
1348 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
980 +**Step3: **Open flashloader; choose the correct COM port to update.
1349 1349  
1350 1350  
1351 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
983 +|(((
984 +HOLD PRO then press the RST button, SYS will be ON, then click next
985 +)))
1352 1352  
1353 -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"]].
987 +|(((
988 +Board detected
989 +)))
1354 1354  
991 +|(((
992 +
993 +)))
1355 1355  
1356 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
995 +[[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]]
1357 1357  
1358 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1359 1359  
1360 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1361 1361  
999 +[[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]]
1362 1362  
1363 -= 7. Trouble Shooting =
1364 1364  
1365 -== 7.1 Downlink doesn’t work, how to solve it? ==
1002 +[[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]]
1366 1366  
1367 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1368 1368  
1005 +1.
1006 +11. How to change the LoRa Frequency Bands/Region?
1369 1369  
1370 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1008 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1371 1371  
1372 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1373 1373  
1374 1374  
1375 -= 8. Order Info =
1012 +1.
1013 +11. How many RS485-Slave can RS485-BL connects?
1376 1376  
1377 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1015 +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]].
1378 1378  
1379 -(% style="color:blue" %)**XXX:**
1380 1380  
1381 -* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1382 -* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1383 -* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1384 -* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1385 -* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1386 -* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1387 -* (% style="color:red" %)**US915**(%%):  frequency bands US915
1388 -* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1389 -* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1390 -* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1391 1391  
1392 1392  
1393 -= 9.Packing Info =
1020 +1. Trouble Shooting     
1021 +11. Downlink doesn’t work, how to solve it?
1394 1394  
1023 +Please see this link for debug:
1395 1395  
1396 -**Package Includes**:
1025 +[[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]] 
1397 1397  
1398 -* RS485-LN x 1
1399 -* Stick Antenna for LoRa RF part x 1
1400 -* Program cable x 1
1401 1401  
1402 -**Dimension and weight**:
1403 1403  
1404 -* Device Size: 13.5 x 7 x 3 cm
1405 -* Device Weight: 105g
1406 -* Package Size / pcs : 14.5 x 8 x 5 cm
1407 -* Weight / pcs : 170g
1029 +1.
1030 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1408 1408  
1032 +It might about the channels mapping. Please see for detail.
1409 1409  
1410 -= 10. FCC Caution for RS485LN-US915 =
1034 +[[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]]
1411 1411  
1412 -(((
1413 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1414 -)))
1415 1415  
1416 -(((
1417 -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.
1418 -)))
1419 1419  
1420 -(((
1421 -
1422 -)))
1038 +1. Order Info
1423 1423  
1424 -(((
1425 -(% style="color:red" %)**IMPORTANT NOTE:**
1426 -)))
1040 +**Part Number: RS485-BL-XXX**
1427 1427  
1428 -(((
1429 -**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:
1430 -)))
1042 +**XXX:**
1431 1431  
1432 -(((
1433 -—Reorient or relocate the receiving antenna.
1434 -)))
1044 +* **EU433**: frequency bands EU433
1045 +* **EU868**: frequency bands EU868
1046 +* **KR920**: frequency bands KR920
1047 +* **CN470**: frequency bands CN470
1048 +* **AS923**: frequency bands AS923
1049 +* **AU915**: frequency bands AU915
1050 +* **US915**: frequency bands US915
1051 +* **IN865**: frequency bands IN865
1052 +* **RU864**: frequency bands RU864
1053 +* **KZ865: **frequency bands KZ865
1435 1435  
1436 -(((
1437 -—Increase the separation between the equipment and receiver.
1438 -)))
1055 +1. Packing Info
1439 1439  
1440 -(((
1441 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1442 -)))
1057 +**Package Includes**:
1443 1443  
1444 -(((
1445 -—Consult the dealer or an experienced radio/TV technician for help.
1446 -)))
1059 +* RS485-BL x 1
1060 +* Stick Antenna for LoRa RF part x 1
1061 +* Program cable x 1
1447 1447  
1448 -(((
1449 -
1450 -)))
1063 +**Dimension and weight**:
1451 1451  
1452 -(((
1453 -(% style="color:red" %)**FCC Radiation Exposure Statement:**
1454 -)))
1065 +* Device Size: 13.5 x 7 x 3 cm
1066 +* Device Weight: 105g
1067 +* Package Size / pcs : 14.5 x 8 x 5 cm
1068 +* Weight / pcs : 170g
1455 1455  
1456 -(((
1457 -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.
1458 -)))
1070 +1. Support
1459 1459  
1072 +* 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.
1073 +* 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
1460 1460  
1461 -= 11. Support =
1462 -
1463 -* (((
1464 -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.
1465 -)))
1466 -* (((
1467 -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]].
1468 -)))
1075 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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