<
From version < 32.14 >
edited by Xiaoling
on 2022/06/02 15:26
To version < 61.27 >
edited by Xiaoling
on 2022/06/14 11:56
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -RS485-LN – RS485 to LoRaWAN Converter
1 +RS485-LN – RS485 to LoRaWAN Converter User Manual
Content
... ... @@ -1,17 +1,33 @@
1 -(% style="text-align:center" %)
2 -[[image:1653266934636-343.png||height="385" width="385"]]
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" %)​
3 3  
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 +)))
4 4  
5 5  
6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7 7  
8 8  
12 +
13 +
14 +
9 9  **Table of Contents:**
10 10  
17 +{{toc/}}
11 11  
12 12  
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 +)))
13 13  
14 14  
26 +
27 +
28 +
29 +
30 +
15 15  = 1.Introduction =
16 16  
17 17  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
... ... @@ -18,25 +18,39 @@
18 18  
19 19  (((
20 20  (((
37 +(((
38 +
39 +
21 21  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.
22 22  )))
42 +)))
23 23  
24 24  (((
45 +(((
25 25  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.
26 26  )))
48 +)))
27 27  
28 28  (((
51 +(((
29 29  (% 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.
30 30  )))
54 +)))
31 31  
32 32  (((
57 +(((
33 33  (% 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 +)))
34 34  
61 +(((
35 35  (% 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 +
36 36  )))
37 37  )))
67 +)))
38 38  
39 -[[image:1653267211009-519.png||height="419" width="724"]]
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" %)​
40 40  
41 41  
42 42  == 1.2 Specifications ==
... ... @@ -74,7 +74,7 @@
74 74  * Preamble detection.
75 75  * 127 dB Dynamic Range RSSI.
76 76  * Automatic RF Sense and CAD with ultra-fast AFC.
77 -* Packet engine up to 256 bytes with CRC.
107 +* Packet engine up to 256 bytes with CRC
78 78  
79 79  
80 80  
... ... @@ -111,9 +111,13 @@
111 111  
112 112  (((
113 113  (((
144 +(((
114 114  v1.2: Add External Interrupt Pin.
146 +)))
115 115  
148 +(((
116 116  v1.0: Release
150 +)))
117 117  
118 118  
119 119  )))
... ... @@ -131,7 +131,7 @@
131 131  Once there is power, the RS485-LN will be on.
132 132  )))
133 133  
134 -[[image:1653268091319-405.png]]
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" %)​
135 135  
136 136  
137 137  )))
... ... @@ -141,7 +141,9 @@
141 141  == 3.1 How it works? ==
142 142  
143 143  (((
178 +(((
144 144  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 +)))
145 145  
146 146  
147 147  )))
... ... @@ -150,7 +150,7 @@
150 150  
151 151  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. 
152 152  
153 -[[image:1653268155545-638.png||height="334" width="724"]]
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" %)​
154 154  
155 155  
156 156  (((
... ... @@ -162,14 +162,15 @@
162 162  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
163 163  )))
164 164  
165 -[[image:1653268227651-549.png||height="592" width="720"]]
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" %)​
166 166  
203 +
167 167  (((
168 -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 +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:
169 169  )))
170 170  
171 171  (((
172 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
209 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
173 173  )))
174 174  
175 175  (((
... ... @@ -177,8 +177,9 @@
177 177  )))
178 178  )))
179 179  
180 -[[image:1652953462722-299.png]]
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" %)​
181 181  
219 +
182 182  (((
183 183  (((
184 184  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -185,32 +185,34 @@
185 185  )))
186 186  
187 187  (((
188 -Add APP EUI in the application.
226 +**Add APP EUI in the application.**
189 189  )))
190 190  )))
191 191  
192 -[[image:image-20220519174512-1.png]]
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" %)​
193 193  
194 -[[image:image-20220519174512-2.png||height="323" width="720"]]
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" %)​
195 195  
196 -[[image:image-20220519174512-3.png||height="556" width="724"]]
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" %)​
197 197  
198 -[[image:image-20220519174512-4.png]]
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" %)​
199 199  
200 200  You can also choose to create the device manually.
201 201  
202 -[[image:1652953542269-423.png||height="710" width="723"]]
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" %)​
203 203  
204 -Add APP KEY and DEV EUI
205 205  
206 -[[image:1652953553383-907.png||height="514" width="724"]]
207 207  
244 +**Add APP KEY and DEV EUI**
208 208  
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 +
209 209  (((
210 -**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 +(% 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.
211 211  )))
212 212  
213 -[[image:1652953568895-172.png||height="232" width="724"]]
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" %)​
214 214  
215 215  
216 216  == 3.3 Configure Commands to read data ==
... ... @@ -217,31 +217,37 @@
217 217  
218 218  (((
219 219  (((
220 -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.
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.
221 221  )))
263 +)))
222 222  
223 223  (((
266 +(((
224 224  (% 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
225 225  )))
269 +
270 +
226 226  )))
272 +)))
227 227  
228 228  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
229 229  
230 230  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:
231 231  
232 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
233 -|(((
278 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
279 +|=(% style="width: 110px;" %)(((
234 234  **AT Commands**
235 -)))|(% style="width:285px" %)(((
281 +)))|=(% style="width: 190px;" %)(((
236 236  **Description**
237 -)))|(% style="width:347px" %)(((
283 +)))|=(% style="width: 190px;" %)(((
238 238  **Example**
239 239  )))
240 -|(((
286 +|(% style="width:110px" %)(((
241 241  AT+BAUDR
242 -)))|(% style="width:285px" %)(((
288 +)))|(% style="width:190px" %)(((
243 243  Set the baud rate (for RS485 connection). Default Value is: 9600.
244 -)))|(% style="width:347px" %)(((
290 +)))|(% style="width:190px" %)(((
245 245  (((
246 246  AT+BAUDR=9600
247 247  )))
... ... @@ -250,11 +250,11 @@
250 250  Options: (1200,2400,4800,14400,19200,115200)
251 251  )))
252 252  )))
253 -|(((
299 +|(% style="width:110px" %)(((
254 254  AT+PARITY
255 -)))|(% style="width:285px" %)(((
301 +)))|(% style="width:190px" %)(((
256 256  Set UART parity (for RS485 connection)
257 -)))|(% style="width:347px" %)(((
303 +)))|(% style="width:190px" %)(((
258 258  (((
259 259  AT+PARITY=0
260 260  )))
... ... @@ -263,9 +263,9 @@
263 263  Option: 0: no parity, 1: odd parity, 2: even parity
264 264  )))
265 265  )))
266 -|(((
312 +|(% style="width:110px" %)(((
267 267  AT+STOPBIT
268 -)))|(% style="width:285px" %)(((
314 +)))|(% style="width:190px" %)(((
269 269  (((
270 270  Set serial stopbit (for RS485 connection)
271 271  )))
... ... @@ -273,7 +273,7 @@
273 273  (((
274 274  
275 275  )))
276 -)))|(% style="width:347px" %)(((
322 +)))|(% style="width:190px" %)(((
277 277  (((
278 278  AT+STOPBIT=0 for 1bit
279 279  )))
... ... @@ -287,6 +287,9 @@
287 287  )))
288 288  )))
289 289  
336 +
337 +
338 +
290 290  === 3.3.2 Configure sensors ===
291 291  
292 292  (((
... ... @@ -295,140 +295,71 @@
295 295  )))
296 296  )))
297 297  
298 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
299 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
300 -|AT+CFGDEV|(% style="width:418px" %)(((
301 -This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
302 -
303 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
304 -
305 -mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
306 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
307 -
308 -=== 3.3.3 Configure read commands for each sampling ===
309 -
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" %)(((
310 310  (((
311 -RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink.
351 +This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
312 312  )))
313 313  
314 314  (((
315 -During each sampling, we need to confirm what commands we need to send to the sensors to read data. After the RS485/TTL sensors send back the value, it normally includes some bytes and we only need a few from them for a shorten payload.
355 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
316 316  )))
317 317  
318 318  (((
319 -To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
359 +mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
320 320  )))
361 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
321 321  
322 -(((
323 -This section describes how to achieve above goals.
324 -)))
325 325  
326 -(((
327 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
328 -)))
329 329  
330 -(((
331 -**Command from RS485-BL to Sensor:**
332 -)))
333 333  
334 -(((
335 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
336 -)))
366 +=== 3.3.3 Configure read commands for each sampling ===
337 337  
338 338  (((
339 -**Handle return from sensors to RS485-BL**:
340 -)))
369 +During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
341 341  
342 -(((
343 -After RS485-BL send out a string to sensor, RS485-BL will wait for the return from RS485 or TTL sensor. And user can specify how to handle the return, by **AT+DATACUT or AT+SEARCH commands**
344 -)))
371 +To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
345 345  
346 -* (((
347 -**AT+DATACUT**
348 -)))
373 +This section describes how to achieve above goals.
349 349  
350 -(((
351 -When the return value from sensor have fix length and we know which position the valid value we should get, we can use AT+DATACUT command.
352 -)))
375 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
353 353  
354 -* (((
355 -**AT+SEARCH**
356 -)))
357 357  
358 -(((
359 -When the return value from sensor is dynamic length and we are not sure which bytes the valid data is, instead, we know what value the valid value following. We can use AT+SEARCH to search the valid value in the return string.
360 -)))
378 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
361 361  
362 -(((
363 -**Define wait timeout:**
364 -)))
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.
365 365  
366 -(((
367 -Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example, AT+CMDDL1=1000 to send the open time to 1000ms
368 -)))
382 +2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
369 369  
370 -(((
371 -After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
372 -)))
384 +3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example **AT+CMDDL1=1000** to send the open time to 1000ms
373 373  
374 -**Examples:**
375 375  
387 +After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
388 +
376 376  Below are examples for the how above AT Commands works.
377 377  
378 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
379 379  
380 -(% border="1" class="table-bordered" %)
381 -|(((
382 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
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:
383 383  
394 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
395 +|(% style="width:496px" %)(((
396 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
397 +
384 384  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
385 385  
386 386  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
387 387  )))
388 388  
389 -(((
390 390  For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually.
391 -)))
392 392  
393 -(((
394 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
395 -)))
405 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
396 396  
397 -(((
398 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
399 -)))
400 400  
401 -(% border="1" class="table-bordered" %)
402 -|(((
403 -**AT+SEARCHx=aa,xx xx xx xx xx**
408 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
404 404  
405 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
406 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
407 -
408 -
409 -)))
410 -
411 -**Examples:**
412 -
413 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
414 -
415 -If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
416 -
417 -The valid data will be all bytes after 1E 56 34 , so it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30 31 00 49**
418 -
419 -[[image:1653269403619-508.png]]
420 -
421 -2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
422 -
423 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49
424 -
425 -Device will search the bytes between 1E 56 34 and 31 00 49. So it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30**
426 -
427 -[[image:1653269438444-278.png]]
428 -
429 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
430 -
431 -|(((
410 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
411 +|(% style="width:510px" %)(((
432 432  **AT+DATACUTx=a,b,c**
433 433  
434 434  * **a: length for the return of AT+COMMAND**
... ... @@ -436,48 +436,38 @@
436 436  * **c: define the position for valid value.  **
437 437  )))
438 438  
439 -Examples:
419 +**Examples:**
440 440  
441 -* Grab bytes:
421 +* (% style="color:#037691" %)**Grab bytes**
442 442  
443 -[[image:1653269551753-223.png||height="311" width="717"]]
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" %)​
444 444  
445 -* Grab a section.
446 446  
447 -[[image:1653269568276-930.png||height="325" width="718"]]
426 +* (% style="color:#037691" %)**Grab a section**
448 448  
449 -* Grab different sections.
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" %)​
450 450  
451 -[[image:1653269593172-426.png||height="303" width="725"]]
452 452  
453 -(% style="color:red" %)**Note:**
431 +* (% style="color:#037691" %)**Grab different sections**
454 454  
455 -AT+SEARCHx and AT+DATACUTx can be used together, if both commands are set, RS485-BL will first process AT+SEARCHx on the return string and get a temporary string, and then process AT+DATACUTx on this temporary string to get the final payload. In this case, AT+DATACUTx need to set to format AT+DATACUTx=0,xx,xx where the return bytes set to 0.
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" %)​
456 456  
457 -Example:
458 458  
459 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
436 +
437 +)))
460 460  
461 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34
462 -
463 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5
464 -
465 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
466 -
467 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
468 -
469 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
470 -
471 -[[image:1653269618463-608.png]]
472 -
473 473  === 3.3.4 Compose the uplink payload ===
474 474  
475 475  (((
476 476  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
443 +
444 +
477 477  )))
478 478  
479 479  (((
480 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
448 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
449 +
450 +
481 481  )))
482 482  
483 483  (((
... ... @@ -496,10 +496,12 @@
496 496  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
497 497  )))
498 498  
499 -[[image:1653269759169-150.png||height="513" width="716"]]
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" %)​
500 500  
501 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
502 502  
472 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
473 +
474 +
503 503  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
504 504  
505 505  Final Payload is
... ... @@ -506,700 +506,1004 @@
506 506  
507 507  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
508 508  
509 -1. Battery Info (2 bytes): Battery voltage
510 -1. PAYVER (1 byte): Defined by AT+PAYVER
511 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
512 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
513 -1. DATA: Valid value: max 6 bytes(US915 version here, Notice*!) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes
514 514  
515 -[[image:1653269916228-732.png||height="433" width="711"]]
482 +1. PAYVER: Defined by AT+PAYVER
483 +1. PAYLOAD COUNT: Total how many uplinks of this sampling.
484 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
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
516 516  
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" %)​
517 517  
518 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
519 519  
520 -DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41
490 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
521 521  
522 -DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20
492 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
523 523  
524 -DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30
494 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d**
525 525  
526 -Below are the uplink payloads:
496 +DATA3=the rest of Valid value of RETURN10= **30**
527 527  
528 -[[image:1653270130359-810.png]]
529 529  
499 +(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
530 530  
531 -(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
501 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
532 532  
533 - ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
503 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
534 534  
535 - * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
505 + * For US915 band, max 11 bytes for each uplink.
536 536  
537 - * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
507 + ~* For all other bands: max 51 bytes for each uplink.
538 538  
539 - ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
540 540  
541 -=== 3.3.5 Uplink on demand ===
510 +Below are the uplink payloads:
542 542  
543 -Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
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" %)​
544 544  
545 -Downlink control command:
546 546  
547 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
548 548  
549 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
516 +=== 3.3.5 Uplink on demand ===
550 550  
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.
551 551  
520 +Downlink control command:
552 552  
553 -1.
554 -11.
555 -111. Uplink on Interrupt
522 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
556 556  
557 -Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
524 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
558 558  
559 -AT+INTMOD=0  Disable Interrupt
560 560  
561 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
562 562  
563 -AT+INTMOD= Interrupt trigger by falling edge. ( Default Value)
528 +=== 3.3.6 Uplink on Interrupt ===
564 564  
565 -AT+INTMOD=3  Interrupt trigger by rising edge.
530 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
566 566  
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" %)​
567 567  
568 -1.
569 -11. Uplink Payload
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.
570 570  
571 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
572 -|Value|(((
573 -Battery(mV)
574 574  
575 -&
537 +== 3.4 Uplink Payload ==
576 576  
577 -Interrupt _Flag
578 -)))|(((
579 -PAYLOAD_VER
580 580  
581 -
582 -)))|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.
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" %)​
583 583  
584 584  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
585 585  
586 586  
587 -function Decoder(bytes, port) {
545 +== 3.5 Configure RS485-LN via AT or Downlink ==
588 588  
589 -~/~/Payload Formats of RS485-BL Deceive
547 +(((
548 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
549 +)))
590 590  
591 -return {
592 -
593 - ~/~/Battery,units:V
594 -
595 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
596 -
597 - ~/~/GPIO_EXTI 
598 -
599 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
600 -
601 - ~/~/payload of version
602 -
603 - Pay_ver:bytes[2],
604 -
605 - };
606 -
607 - }
608 -
609 -
610 -
611 -
612 -
613 -
614 -
615 -TTN V3 uplink screen shot.
616 -
617 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
618 -
619 -1.
620 -11. Configure RS485-BL via AT or Downlink
621 -
622 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
623 -
551 +(((
624 624  There are two kinds of Commands:
553 +)))
625 625  
626 -* **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
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 +)))
627 627  
628 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
559 +* (((
560 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
561 +)))
629 629  
630 -1.
631 -11.
632 -111. Common Commands:
563 +(((
564 +
565 +)))
633 633  
634 -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]]
635 635  
568 +=== 3.5.1 Common Commands ===
636 636  
637 -1.
638 -11.
639 -111. Sensor related commands:
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]]
640 640  
641 -==== Choose Device Type (RS485 or TTL) ====
642 642  
643 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
573 +=== 3.5.2 Sensor related commands ===
644 644  
645 -* AT Command
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.
646 646  
647 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
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" %)​
648 648  
649 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
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)
650 650  
651 651  
652 -* Downlink Payload
582 +=== 3.5.3 Sensor related commands ===
653 653  
654 -**0A aa**     à same as AT+MOD=aa
655 655  
656 656  
657 657  
658 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
587 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
659 659  
660 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
589 +(((
590 +This command is used to configure the RS485 devices; they won’t be used during sampling.
591 +)))
661 661  
662 -* AT Command
593 +* (((
594 +(% style="color:#037691" %)**AT Command**
663 663  
664 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
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 +)))
665 665  
666 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
601 +(((
602 +
603 +)))
667 667  
605 +* (((
606 +(% style="color:#037691" %)**Downlink Payload**
607 +)))
668 668  
669 -
670 -* Downlink Payload
671 -
609 +(((
672 672  Format: A8 MM NN XX XX XX XX YY
611 +)))
673 673  
613 +(((
674 674  Where:
615 +)))
675 675  
676 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
677 -* NN: The length of RS485 command
678 -* XX XX XX XX: RS485 command total NN bytes
679 -* 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
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 +)))
680 680  
681 -**Example 1:**
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 +)))
682 682  
642 +(((
643 +
644 +
645 +**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
646 +)))
647 +
648 +(((
683 683  To connect a Modbus Alarm with below commands.
650 +)))
684 684  
685 -* 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.
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 +)))
686 686  
687 -* 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.
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 +)))
688 688  
660 +(((
661 +
662 +
689 689  So if user want to use downlink command to control to RS485 Alarm, he can use:
664 +)))
690 690  
691 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
666 +(((
667 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
668 +)))
692 692  
693 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
670 +(((
671 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
672 +)))
694 694  
674 +(((
695 695  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 +)))
696 696  
678 +(((
679 +
680 +)))
697 697  
698 -**Example 2:**
682 +(((
683 +**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
684 +)))
699 699  
700 -Check TTL Sensor return:
686 +(((
687 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
688 +)))
701 701  
702 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
690 +(((
691 +
692 +)))
703 703  
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 +)))
704 704  
699 +
700 +)))
705 705  
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 +)))
706 706  
707 -==== Set Payload version ====
708 708  
709 -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.
710 710  
711 -* AT Command:
712 712  
713 -AT+PAYVER: Set PAYVER field = 1
709 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
714 714  
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 +)))
715 715  
716 -* Downlink Payload:
715 +* (((
716 +(% style="color:#037691" %)**AT Command:**
717 717  
718 -0xAE 01   à Set PAYVER field =  0x01
718 +**AT+PAYVER:  **Set PAYVER field = 1
719 719  
720 -0xAE 0F   à Set PAYVER field =  0x0F
720 +
721 +)))
722 +* (((
723 +(% style="color:#037691" %)**Downlink Payload:**
724 +)))
721 721  
726 +(((
727 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
728 +)))
722 722  
723 -==== Set RS485 Sampling Commands ====
730 +(((
731 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
732 +)))
724 724  
725 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
726 726  
727 -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]].
728 728  
729 729  
730 -* AT Command:
737 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
731 731  
732 -AT+COMMANDx: Configure RS485 read command to sensor.
739 +(((
740 +AT+COMMANDx or AT+DATACUTx
741 +)))
733 733  
734 -AT+DATACUTx: Configure how to handle return from RS485 devices.
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 +)))
735 735  
736 -AT+SEARCHx: Configure search command
747 +(((
748 +
749 +)))
737 737  
751 +* (((
752 +(% style="color:#037691" %)**AT Command:**
753 +)))
738 738  
739 -* Downlink Payload:
755 +**AT+COMMANDx:  **Configure RS485 read command to sensor.
740 740  
741 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
757 +**AT+DATACUTx:  **Configure how to handle return from RS485 devices.
742 742  
743 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
744 744  
745 -Format: AF MM NN LL XX XX XX XX YY
760 +* (((
761 +(% style="color:#037691" %)**Downlink Payload:**
762 +)))
746 746  
747 -Where:
764 +(((
765 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
766 +)))
748 748  
749 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
750 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
751 -* LL: The length of AT+COMMAND or AT+DATACUT command
752 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
753 -* 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.
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 +)))
754 754  
755 -Example:
772 +(((
773 +Format: AF MM NN LL XX XX XX XX YY
774 +)))
756 756  
757 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
776 +(((
777 +Where:
778 +)))
758 758  
759 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
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 +)))
760 760  
761 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
796 +(((
797 +
762 762  
799 +**Example:**
800 +)))
763 763  
764 -0xAB downlink command can be used for set AT+SEARCHx
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 +)))
765 765  
766 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
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 +)))
767 767  
768 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
769 -* 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
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 +)))
770 770  
771 -**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
772 772  
773 773  
774 -==== Fast command to handle MODBUS device ====
775 775  
817 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
818 +
819 +(((
776 776  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 +)))
777 777  
823 +(((
778 778  This command is valid since v1.3 firmware version
825 +)))
779 779  
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 +)))
780 780  
781 -AT+MBFUN has only two value:
831 +(((
832 +
833 +)))
782 782  
783 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
835 +(((
836 +**Example:**
837 +)))
784 784  
785 -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.
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.
786 786  
787 -* AT+MBFUN=0: Disable Modbus fast reading.
848 +
849 +)))
788 788  
789 -Example:
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" %)​
790 790  
791 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
792 -* 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.
793 -* 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.
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" %)​
794 794  
795 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
796 796  
797 797  
798 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
799 799  
858 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
800 800  
801 -* Downlink Commands:
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 +)))
802 802  
803 -A9 aa -à Same as AT+MBFUN=aa
864 +(((
865 +Default value: 0, range:  0 ~~ 65 seconds
866 +)))
804 804  
868 +* (((
869 +(% style="color:#037691" %)** AT Command:**
870 +)))
805 805  
806 -==== RS485 command timeout ====
872 +(% class="box infomessage" %)
873 +(((
874 +(((
875 +**AT+CMDDLaa=hex(bb cc)*1000**
876 +)))
877 +)))
807 807  
808 -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 +(((
880 +**Example:**
881 +)))
809 809  
810 -Default value: 0, range:  0 ~~ 5 seconds
883 +(((
884 +**AT+CMDDL1=1000** to send the open time to 1000ms
885 +)))
811 811  
887 +(((
888 +
889 +)))
812 812  
813 -* AT Command:
891 +* (((
892 +(% style="color:#037691" %)** Downlink Payload:**
893 +)))
814 814  
815 -AT+CMDDLaa=hex(bb cc)
895 +(((
896 +**0x AA aa bb cc**
897 +)))
816 816  
817 -Example:
899 +(((
900 +Same as: AT+CMDDLaa=hex(bb cc)*1000
901 +)))
818 818  
819 -**AT+CMDDL1=1000** to send the open time to 1000ms
903 +(((
904 + **Example:**
905 +)))
820 820  
907 +(((
908 + 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
909 +)))
821 821  
822 -* Downlink Payload:
823 823  
824 -0x AA aa bb cc
825 825  
826 -Same as: AT+CMDDLaa=hex(bb cc)
827 827  
828 - Example:
914 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
829 829  
830 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
916 +(((
917 +Define to use one uplink or multiple uplinks for the sampling.
918 +)))
831 831  
920 +(((
921 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
922 +)))
832 832  
833 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
924 +* (((
925 +(% style="color:#037691" %)** AT Command:**
926 +)))
834 834  
835 -Define to use one uplink or multiple uplinks for the sampling.
928 +**AT+DATAUP=0**
836 836  
837 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
930 +**AT+DATAUP=1**
838 838  
839 -* AT Command:
840 840  
841 -AT+DATAUP=0
933 +* (((
934 +(% style="color:#037691" %)** Downlink Payload:**
935 +)))
842 842  
843 -AT+DATAUP=1
937 +(((
938 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
939 +)))
844 844  
941 +(((
942 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
943 +)))
845 845  
846 -* Downlink Payload:
847 847  
848 -0xAD 00   à Same as AT+DATAUP=0
849 849  
850 -0xAD 01   à Same as AT+DATAUP=1
851 851  
948 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
852 852  
853 -==== Manually trigger an Uplink ====
854 -
950 +(((
855 855  Ask device to send an uplink immediately.
952 +)))
856 856  
857 -* Downlink Payload:
954 +* (((
955 +(% style="color:#037691" %)** AT Command:**
956 +)))
858 858  
859 -0x08 FF, RS485-BL will immediately send an uplink.
958 +(((
959 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
960 +)))
860 860  
962 +(((
963 +
964 +)))
861 861  
862 -==== Clear RS485 Command ====
966 +* (((
967 +(% style="color:#037691" %)** Downlink Payload:**
968 +)))
863 863  
864 -The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
970 +(((
971 +**0x08 FF**, RS485-LN will immediately send an uplink.
972 +)))
865 865  
866 866  
867 -* AT Command:
868 868  
976 +
977 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
978 +
979 +(((
980 +The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
981 +)))
982 +
983 +* (((
984 +(% style="color:#037691" %)** AT Command:**
985 +)))
986 +
987 +(((
869 869  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
989 +)))
870 870  
991 +(((
871 871  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
993 +)))
872 872  
995 +(((
873 873  Example screen shot after clear all RS485 commands. 
997 +)))
874 874  
999 +(((
1000 +
1001 +)))
875 875  
876 -
1003 +(((
877 877  The uplink screen shot is:
1005 +)))
878 878  
879 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1007 +(% 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" %)​
880 880  
881 881  
882 -* Downlink Payload:
1010 +* (((
1011 +(% style="color:#037691" %)** Downlink Payload:**
1012 +)))
883 883  
884 -0x09 aa bb same as AT+CMDEAR=aa,bb
1014 +(((
1015 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1016 +)))
885 885  
886 886  
887 -==== Set Serial Communication Parameters ====
888 888  
1020 +
1021 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1022 +
1023 +(((
889 889  Set the Rs485 serial communication parameters:
1025 +)))
890 890  
891 -* AT Command:
1027 +* (((
1028 +(% style="color:#037691" %)** AT Command:**
1029 +)))
892 892  
1031 +(((
893 893  Set Baud Rate:
1033 +)))
894 894  
895 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
896 896  
1036 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
897 897  
898 -Set UART parity
899 899  
900 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1039 +(((
1040 +Set UART Parity
1041 +)))
901 901  
902 902  
1044 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1045 +
1046 +
1047 +(((
903 903  Set STOPBIT
1049 +)))
904 904  
905 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
906 906  
1052 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
907 907  
908 -* Downlink Payload:
909 909  
910 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1055 +* (((
1056 +(% style="color:#037691" %)** Downlink Payload:**
1057 +)))
911 911  
912 -Example:
1059 +(((
1060 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1061 +)))
913 913  
914 -* A7 01 00 60   same as AT+BAUDR=9600
915 -* A7 01 04 80  same as AT+BAUDR=115200
1063 +(((
1064 +**Example:**
1065 +)))
916 916  
1067 +* (((
1068 +A7 01 00 60   same as AT+BAUDR=9600
1069 +)))
1070 +* (((
1071 +A7 01 04 80  same as AT+BAUDR=115200
1072 +)))
1073 +
1074 +(((
917 917  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1076 +)))
918 918  
1078 +(((
919 919  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1080 +)))
920 920  
921 921  
922 -==== Control output power duration ====
923 923  
924 -User can set the output power duration before each sampling.
925 925  
926 -* AT Command:
1085 +== 3.6 Listening mode for RS485 network ==
927 927  
928 -Example:
1087 +(((
1088 +This feature support since firmware v1.4
1089 +)))
929 929  
930 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1091 +(((
1092 +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.
1093 +)))
931 931  
932 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1095 +(% 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" %)​
933 933  
1097 +(((
1098 +To enable the listening mode, use can run the command AT+RXMODE.
1099 +)))
934 934  
935 -* LoRaWAN Downlink Command:
1101 +(((
1102 +
1103 +)))
936 936  
937 -07 01 aa bb  Same as AT+5VT=(aa bb)
1105 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1106 +|=(% style="width: 100px;" %)(((
1107 +**Command example**
1108 +)))|=(% style="width: 400px;" %)(((
1109 +**Function**
1110 +)))
1111 +|(% style="width:100px" %)(((
1112 +AT+RXMODE=1,10
1113 +)))|(% style="width:400px" %)(((
1114 +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.
1115 +)))
1116 +|(% style="width:100px" %)(((
1117 +AT+RXMODE=2,500
1118 +)))|(% style="width:400px" %)(((
1119 +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
1120 +)))
1121 +|(% style="width:100px" %)(((
1122 +AT+RXMODE=0,0
1123 +)))|(% style="width:400px" %)(((
1124 +Disable listening mode. This is the default settings.
1125 +)))
1126 +|(% style="width:100px" %)(((
1127 +
1128 +)))|(% style="width:400px" %)(((
1129 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1130 +)))
938 938  
939 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1132 +(((
1133 +**Downlink Command:**
1134 +)))
940 940  
1136 +(((
1137 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1138 +)))
941 941  
1140 +(((
1141 +
1142 +)))
942 942  
1144 +(((
1145 +**Example**:
1146 +)))
943 943  
944 -1.
945 -11. Buttons
1148 +(((
1149 +The RS485-LN is set to AT+RXMODE=2,1000
1150 +)))
946 946  
947 -|**Button**|**Feature**
948 -|**RST**|Reboot RS485-BL
1152 +(((
1153 +There is a two Modbus commands in the RS485 network as below:
1154 +)))
949 949  
950 -1.
951 -11. +3V3 Output
1156 +(((
1157 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1158 +)))
952 952  
953 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1160 +(((
1161 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1162 +)))
954 954  
955 -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 +(((
1165 +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
1166 +)))
956 956  
1168 +(((
1169 +(% 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" %)​
1170 +)))
957 957  
958 -The +3V3 output time can be controlled by AT Command.
1172 +(((
1173 +
1174 +)))
959 959  
960 -**AT+3V3T=1000**
1176 +(((
1177 +(((
1178 +(% 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.
1179 +)))
1180 +)))
961 961  
962 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
963 963  
1183 +== 3.7 Buttons ==
964 964  
965 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
966 966  
1186 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1187 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1188 +|(% 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**
1189 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1190 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
967 967  
968 -1.
969 -11. +5V Output
1192 +== 3.8 LEDs ==
970 970  
971 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
972 972  
973 -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. 
1195 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1196 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1197 +|**PWR**|Always on if there is power
1198 +|**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.
974 974  
1200 += 4. Case Study =
975 975  
976 -The 5V output time can be controlled by AT Command.
1202 +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]]
977 977  
978 -**AT+5VT=1000**
979 979  
980 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1205 += 5. Use AT Command =
981 981  
1207 +== 5.1 Access AT Command ==
982 982  
983 -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 +(((
1210 +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.
1211 +)))
984 984  
1213 +(% 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" %)​
985 985  
986 986  
1216 +(((
1217 +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:
1218 +)))
987 987  
988 -1.
989 -11. LEDs
1220 +(% 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" %)​
990 990  
991 -|**LEDs**|**Feature**
992 -|**LED1**|Blink when device transmit a packet.
993 993  
994 -1.
995 -11. Switch Jumper
996 -
997 -|**Switch Jumper**|**Feature**
998 -|**SW1**|(((
999 -ISP position: Upgrade firmware via UART
1000 -
1001 -Flash position: Configure device, check running status.
1223 +(((
1224 +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/]]
1002 1002  )))
1003 -|**SW2**|(((
1004 -5V position: set to compatible with 5v I/O.
1005 1005  
1006 -3.3v position: set to compatible with 3.3v I/O.,
1007 -)))
1008 1008  
1009 -+3.3V: is always ON
1010 1010  
1011 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1229 +== 5.2 Common AT Command Sequence ==
1012 1012  
1013 -1. Case Study
1231 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1014 1014  
1015 -User can check this URL for some case studies.
1233 +If device has not joined network yet:
1016 1016  
1017 -[[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]]
1235 +(% class="box infomessage" %)
1236 +(((
1237 +**AT+FDR**
1238 +)))
1018 1018  
1240 +(% class="box infomessage" %)
1241 +(((
1242 +**AT+NJM=0**
1243 +)))
1019 1019  
1245 +(% class="box infomessage" %)
1246 +(((
1247 +**ATZ**
1248 +)))
1020 1020  
1021 1021  
1022 -1. Use AT Command
1023 -11. Access AT Command
1251 +(((
1252 +If device already joined network:
1253 +)))
1024 1024  
1025 -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.
1255 +(% class="box infomessage" %)
1256 +(((
1257 +**AT+NJM=0**
1258 +)))
1026 1026  
1027 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1260 +(% class="box infomessage" %)
1261 +(((
1262 +**ATZ**
1263 +)))
1028 1028  
1029 1029  
1030 -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:
1266 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1031 1031  
1032 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1033 1033  
1269 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1034 1034  
1271 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1035 1035  
1036 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1273 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1037 1037  
1275 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
1038 1038  
1277 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1039 1039  
1040 -1.
1041 -11. Common AT Command Sequence
1042 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1279 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1043 1043  
1044 -If device has not joined network yet:
1281 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1045 1045  
1046 -AT+FDR
1283 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1047 1047  
1048 -AT+NJM=0
1285 +(% 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.
1049 1049  
1050 -ATZ
1287 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1051 1051  
1052 1052  
1053 -If device already joined network:
1290 +(% style="color:red" %)**Note:**
1054 1054  
1055 -AT+NJM=0
1292 +(((
1293 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1294 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1295 +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.
1296 +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
1297 +)))
1056 1056  
1057 -ATZ
1299 +(% 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" %)​
1058 1058  
1059 -1.
1060 -11.
1061 -111. Single-channel ABP mode (Use with LG01/LG02)
1062 1062  
1063 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1302 += 6. FAQ =
1064 1064  
1065 -AT+NJM=0 Set to ABP mode
1304 +== 6.1 How to upgrade the image? ==
1066 1066  
1067 -AT+ADR=0 Set the Adaptive Data Rate Off
1306 +(((
1307 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1308 +)))
1068 1068  
1069 -AT+DR=5  Set Data Rate
1310 +* (((
1311 +Support new features
1312 +)))
1313 +* (((
1314 +For bug fix
1315 +)))
1316 +* (((
1317 +Change LoRaWAN bands.
1318 +)))
1070 1070  
1071 -AT+TDC=60000  Set transmit interval to 60 seconds
1320 +(((
1321 +Below shows the hardware connection for how to upload an image to RS485-LN:
1322 +)))
1072 1072  
1073 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1324 +(% 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" %)​
1074 1074  
1075 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1326 +(((
1327 +**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]].
1328 +)))
1076 1076  
1077 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1330 +(((
1331 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1332 +)))
1078 1078  
1079 -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 +(((
1335 +**Step3: **Open flashloader; choose the correct COM port to update.
1336 +)))
1080 1080  
1081 -ATZ          Reset MCU
1338 +(((
1339 +(((
1340 +(((
1341 +(% 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.
1342 +)))
1343 +)))
1344 +)))
1082 1082  
1083 -**Note:**
1084 1084  
1085 -1. Make sure the device is set to ABP mode in the IoT Server.
1086 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1087 -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.
1088 -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
1347 +(% 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" %)​
1089 1089  
1090 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1091 1091  
1350 +(% 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" %)​
1092 1092  
1093 -1. FAQ
1094 -11. How to upgrade the image?
1095 1095  
1096 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1353 +(% 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" %)​
1097 1097  
1098 -* Support new features
1099 -* For bug fix
1100 -* Change LoRaWAN bands.
1101 1101  
1102 -Below shows the hardware connection for how to upload an image to RS485-BL:
1356 +**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1103 1103  
1104 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1358 +(% 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" %)​
1105 1105  
1106 -**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]].
1107 1107  
1108 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1361 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1109 1109  
1110 -**Step3: **Open flashloader; choose the correct COM port to update.
1363 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1111 1111  
1112 1112  
1113 -|(((
1114 -HOLD PRO then press the RST button, SYS will be ON, then click next
1115 -)))
1366 +== 6.3 How many RS485-Slave can RS485-LN connects? ==
1116 1116  
1117 -|(((
1118 -Board detected
1119 -)))
1368 +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"]].
1120 1120  
1121 -|(((
1122 -
1123 -)))
1124 1124  
1125 -[[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]]
1371 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1126 1126  
1373 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1127 1127  
1375 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1128 1128  
1129 -[[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]]
1130 1130  
1378 += 7. Trouble Shooting =
1131 1131  
1132 -[[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]]
1380 +== 7.1 Downlink doesn’t work, how to solve it? ==
1133 1133  
1382 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1134 1134  
1135 -1.
1136 -11. How to change the LoRa Frequency Bands/Region?
1137 1137  
1138 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1385 +== 7.2 Why I cant join TTN V3 in US915 /AU915 bands? ==
1139 1139  
1387 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1140 1140  
1141 1141  
1142 -1.
1143 -11. How many RS485-Slave can RS485-BL connects?
1390 += 8. Order Info =
1144 1144  
1145 -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]].
1392 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1146 1146  
1394 +(% style="color:blue" %)**XXX:**
1147 1147  
1396 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1397 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1398 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1399 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1400 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1401 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1402 +* (% style="color:blue" %)**US915**(%%): frequency bands US915
1403 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1404 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1405 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1148 1148  
1407 += 9.Packing Info =
1149 1149  
1150 -1. Trouble Shooting     
1151 -11. Downlink doesn’t work, how to solve it?
1152 1152  
1153 -Please see this link for debug:
1410 +**Package Includes**:
1154 1154  
1155 -[[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 +* RS485-LN x 1
1413 +* Stick Antenna for LoRa RF part x 1
1414 +* Program cable x 1
1156 1156  
1416 +**Dimension and weight**:
1157 1157  
1418 +* Device Size: 13.5 x 7 x 3 cm
1419 +* Device Weight: 105g
1420 +* Package Size / pcs : 14.5 x 8 x 5 cm
1421 +* Weight / pcs : 170g
1158 1158  
1159 -1.
1160 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1423 += 10. FCC Caution for RS485LN-US915 =
1161 1161  
1162 -It might about the channels mapping. Please see for detail.
1425 +(((
1426 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1427 +)))
1163 1163  
1164 -[[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 +(((
1430 +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.
1431 +)))
1165 1165  
1433 +(((
1434 +
1435 +)))
1166 1166  
1437 +(((
1438 +**IMPORTANT NOTE:**
1439 +)))
1167 1167  
1168 -1. Order Info
1441 +(((
1442 +**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:
1443 +)))
1169 1169  
1170 -**Part Number: RS485-BL-XXX**
1445 +(((
1446 +—Reorient or relocate the receiving antenna.
1447 +)))
1171 1171  
1172 -**XXX:**
1449 +(((
1450 +—Increase the separation between the equipment and receiver.
1451 +)))
1173 1173  
1174 -* **EU433**: frequency bands EU433
1175 -* **EU868**: frequency bands EU868
1176 -* **KR920**: frequency bands KR920
1177 -* **CN470**: frequency bands CN470
1178 -* **AS923**: frequency bands AS923
1179 -* **AU915**: frequency bands AU915
1180 -* **US915**: frequency bands US915
1181 -* **IN865**: frequency bands IN865
1182 -* **RU864**: frequency bands RU864
1183 -* **KZ865: **frequency bands KZ865
1453 +(((
1454 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1455 +)))
1184 1184  
1185 -1. Packing Info
1457 +(((
1458 +—Consult the dealer or an experienced radio/TV technician for help.
1459 +)))
1186 1186  
1187 -**Package Includes**:
1461 +(((
1462 +
1463 +)))
1188 1188  
1189 -* RS485-BL x 1
1190 -* Stick Antenna for LoRa RF part x 1
1191 -* Program cable x 1
1465 +(((
1466 +**FCC Radiation Exposure Statement:**
1467 +)))
1192 1192  
1193 -**Dimension and weight**:
1469 +(((
1470 +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.
1471 +)))
1194 1194  
1195 -* Device Size: 13.5 x 7 x 3 cm
1196 -* Device Weight: 105g
1197 -* Package Size / pcs : 14.5 x 8 x 5 cm
1198 -* Weight / pcs : 170g
1199 1199  
1200 -1. Support
1474 += 11. Support =
1201 1201  
1202 -* 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.
1203 -* 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
1204 -
1205 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1476 +* (((
1477 +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.
1478 +)))
1479 +* (((
1480 +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]].
1481 +)))
1654157178836-407.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +179.9 KB
Content
1654157342174-798.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +31.9 KB
Content
1654158783574-851.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +40.6 KB
Content
1654159460680-153.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +24.9 KB
Content
1654160691922-496.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +109.3 KB
Content
1654162355560-817.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +670.0 KB
Content
1654162368066-342.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +192.9 KB
Content
1654162478620-421.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +158.9 KB
Content
1654162535040-878.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +670.0 KB
Content
image-20220602153621-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +23.4 KB
Content
image-20220602153621-2.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +22.2 KB
Content
image-20220602153621-3.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +22.3 KB
Content
image-20220602155039-4.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +24.6 KB
Content
image-20220602163333-5.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +48.2 KB
Content
image-20220602165351-6.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +10.6 KB
Content
image-20220602165351-7.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +19.3 KB
Content
image-20220602171200-8.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +276.1 KB
Content
image-20220602171200-9.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +10.0 KB
Content
image-20220602175638-10.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +85.5 KB
Content
image-20220602175743-11.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +85.5 KB
Content
image-20220602175818-12.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +102.5 KB
Content
image-20220602175848-13.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +250.9 KB
Content
image-20220602175912-14.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +176.1 KB
Content
image-20220606110929-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +13.9 KB
Content
Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0