<
From version < 35.1 >
edited by Xiaoling
on 2022/06/02 15:36
To version < 61.21 >
edited by Xiaoling
on 2022/06/14 11:54
>
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Title
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1 -RS485-LN – RS485 to LoRaWAN Converter
1 +RS485-LN – RS485 to LoRaWAN Converter User Manual
Content
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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 ==
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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  )))
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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  (((
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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  (((
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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 ==
... ... @@ -217,11 +217,15 @@
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
268 +)))
225 225  
226 226  
227 227  )))
... ... @@ -231,19 +231,19 @@
231 231  
232 232  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:
233 233  
234 -(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
235 -|(% style="width:128px" %)(((
278 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
279 +|=(% style="width: 110px;" %)(((
236 236  **AT Commands**
237 -)))|(% style="width:305px" %)(((
281 +)))|=(% style="width: 190px;" %)(((
238 238  **Description**
239 -)))|(% style="width:346px" %)(((
283 +)))|=(% style="width: 190px;" %)(((
240 240  **Example**
241 241  )))
242 -|(% style="width:128px" %)(((
286 +|(% style="width:110px" %)(((
243 243  AT+BAUDR
244 -)))|(% style="width:305px" %)(((
288 +)))|(% style="width:190px" %)(((
245 245  Set the baud rate (for RS485 connection). Default Value is: 9600.
246 -)))|(% style="width:346px" %)(((
290 +)))|(% style="width:190px" %)(((
247 247  (((
248 248  AT+BAUDR=9600
249 249  )))
... ... @@ -252,11 +252,11 @@
252 252  Options: (1200,2400,4800,14400,19200,115200)
253 253  )))
254 254  )))
255 -|(% style="width:128px" %)(((
299 +|(% style="width:110px" %)(((
256 256  AT+PARITY
257 -)))|(% style="width:305px" %)(((
301 +)))|(% style="width:190px" %)(((
258 258  Set UART parity (for RS485 connection)
259 -)))|(% style="width:346px" %)(((
303 +)))|(% style="width:190px" %)(((
260 260  (((
261 261  AT+PARITY=0
262 262  )))
... ... @@ -265,9 +265,9 @@
265 265  Option: 0: no parity, 1: odd parity, 2: even parity
266 266  )))
267 267  )))
268 -|(% style="width:128px" %)(((
312 +|(% style="width:110px" %)(((
269 269  AT+STOPBIT
270 -)))|(% style="width:305px" %)(((
314 +)))|(% style="width:190px" %)(((
271 271  (((
272 272  Set serial stopbit (for RS485 connection)
273 273  )))
... ... @@ -275,7 +275,7 @@
275 275  (((
276 276  
277 277  )))
278 -)))|(% style="width:346px" %)(((
322 +)))|(% style="width:190px" %)(((
279 279  (((
280 280  AT+STOPBIT=0 for 1bit
281 281  )))
... ... @@ -291,6 +291,7 @@
291 291  
292 292  
293 293  
338 +
294 294  === 3.3.2 Configure sensors ===
295 295  
296 296  (((
... ... @@ -299,142 +299,71 @@
299 299  )))
300 300  )))
301 301  
302 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
303 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
304 -|AT+CFGDEV|(% style="width:418px" %)(((
347 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
348 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
349 +|AT+CFGDEV|(% style="width:110px" %)(((
350 +(((
305 305  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
352 +)))
306 306  
354 +(((
307 307  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
356 +)))
308 308  
358 +(((
309 309  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
310 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
360 +)))
361 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
311 311  
312 312  
313 313  
365 +
314 314  === 3.3.3 Configure read commands for each sampling ===
315 315  
316 316  (((
317 -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.
318 -)))
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.
319 319  
320 -(((
321 -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.
322 -)))
323 -
324 -(((
325 325  To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
326 -)))
327 327  
328 -(((
329 329  This section describes how to achieve above goals.
330 -)))
331 331  
332 -(((
333 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
334 -)))
375 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
335 335  
336 -(((
337 -**Command from RS485-BL to Sensor:**
338 -)))
339 339  
340 -(((
341 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
342 -)))
378 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
343 343  
344 -(((
345 -**Handle return from sensors to RS485-BL**:
346 -)))
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.
347 347  
348 -(((
349 -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**
350 -)))
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.
351 351  
352 -* (((
353 -**AT+DATACUT**
354 -)))
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
355 355  
356 -(((
357 -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.
358 -)))
359 359  
360 -* (((
361 -**AT+SEARCH**
362 -)))
363 -
364 -(((
365 -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.
366 -)))
367 -
368 -(((
369 -**Define wait timeout:**
370 -)))
371 -
372 -(((
373 -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
374 -)))
375 -
376 -(((
377 377  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
378 -)))
379 379  
380 -**Examples:**
381 -
382 382  Below are examples for the how above AT Commands works.
383 383  
384 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
385 385  
386 -(% border="1" class="table-bordered" %)
387 -|(((
388 -**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:
389 389  
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 +
390 390  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
391 391  
392 392  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
393 393  )))
394 394  
395 -(((
396 396  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.
397 -)))
398 398  
399 -(((
400 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
401 -)))
405 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
402 402  
403 -(((
404 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
405 -)))
406 406  
407 -(% border="1" class="table-bordered" %)
408 -|(((
409 -**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.
410 410  
411 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
412 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
413 -
414 -
415 -)))
416 -
417 -**Examples:**
418 -
419 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
420 -
421 -If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
422 -
423 -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**
424 -
425 -[[image:1653269403619-508.png]]
426 -
427 -2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
428 -
429 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49
430 -
431 -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**
432 -
433 -[[image:1653269438444-278.png]]
434 -
435 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
436 -
437 -|(((
410 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
411 +|(% style="width:510px" %)(((
438 438  **AT+DATACUTx=a,b,c**
439 439  
440 440  * **a: length for the return of AT+COMMAND**
... ... @@ -442,48 +442,38 @@
442 442  * **c: define the position for valid value.  **
443 443  )))
444 444  
445 -Examples:
419 +**Examples:**
446 446  
447 -* Grab bytes:
421 +* (% style="color:#037691" %)**Grab bytes**
448 448  
449 -[[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" %)​
450 450  
451 -* Grab a section.
452 452  
453 -[[image:1653269568276-930.png||height="325" width="718"]]
426 +* (% style="color:#037691" %)**Grab a section**
454 454  
455 -* 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" %)​
456 456  
457 -[[image:1653269593172-426.png||height="303" width="725"]]
458 458  
459 -(% style="color:red" %)**Note:**
431 +* (% style="color:#037691" %)**Grab different sections**
460 460  
461 -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" %)​
462 462  
463 -Example:
464 464  
465 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
436 +
437 +)))
466 466  
467 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34
468 -
469 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5
470 -
471 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
472 -
473 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
474 -
475 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
476 -
477 -[[image:1653269618463-608.png]]
478 -
479 479  === 3.3.4 Compose the uplink payload ===
480 480  
481 481  (((
482 482  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 +
483 483  )))
484 484  
485 485  (((
486 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
448 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
449 +
450 +
487 487  )))
488 488  
489 489  (((
... ... @@ -502,10 +502,12 @@
502 502  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
503 503  )))
504 504  
505 -[[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" %)​
506 506  
507 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
508 508  
472 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
473 +
474 +
509 509  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
510 510  
511 511  Final Payload is
... ... @@ -512,700 +512,996 @@
512 512  
513 513  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
514 514  
515 -1. Battery Info (2 bytes): Battery voltage
516 -1. PAYVER (1 byte): Defined by AT+PAYVER
517 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
518 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
519 -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
520 520  
521 -[[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
522 522  
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" %)​
523 523  
524 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
525 525  
526 -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
527 527  
528 -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**
529 529  
530 -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**
531 531  
532 -Below are the uplink payloads:
496 +DATA3=the rest of Valid value of RETURN10= **30**
533 533  
534 -[[image:1653270130359-810.png]]
535 535  
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:
536 536  
537 -(% 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.
538 538  
539 - ~* 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.
540 540  
541 - * 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.
542 542  
543 - * 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.
544 544  
545 - ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
546 546  
547 -=== 3.3.5 Uplink on demand ===
510 +Below are the uplink payloads:
548 548  
549 -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" %)​
550 550  
551 -Downlink control command:
552 552  
553 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
554 554  
555 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
516 +=== 3.3.5 Uplink on demand ===
556 556  
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.
557 557  
520 +Downlink control command:
558 558  
559 -1.
560 -11.
561 -111. Uplink on Interrupt
522 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
562 562  
563 -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.
564 564  
565 -AT+INTMOD=0  Disable Interrupt
566 566  
567 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
568 568  
569 -AT+INTMOD= Interrupt trigger by falling edge. ( Default Value)
528 +=== 3.3.6 Uplink on Interrupt ===
570 570  
571 -AT+INTMOD=3  Interrupt trigger by rising edge.
530 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
572 572  
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" %)​
573 573  
574 -1.
575 -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.
576 576  
577 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
578 -|Value|(((
579 -Battery(mV)
580 580  
581 -&
537 +== 3.4 Uplink Payload ==
582 582  
583 -Interrupt _Flag
584 -)))|(((
585 -PAYLOAD_VER
586 586  
587 -
588 -)))|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" %)​
589 589  
590 590  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
591 591  
592 592  
593 -function Decoder(bytes, port) {
545 +== 3.5 Configure RS485-LN via AT or Downlink ==
594 594  
595 -~/~/Payload Formats of RS485-BL Deceive
547 +(((
548 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
549 +)))
596 596  
597 -return {
598 -
599 - ~/~/Battery,units:V
600 -
601 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
602 -
603 - ~/~/GPIO_EXTI 
604 -
605 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
606 -
607 - ~/~/payload of version
608 -
609 - Pay_ver:bytes[2],
610 -
611 - };
612 -
613 - }
614 -
615 -
616 -
617 -
618 -
619 -
620 -
621 -TTN V3 uplink screen shot.
622 -
623 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
624 -
625 -1.
626 -11. Configure RS485-BL via AT or Downlink
627 -
628 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
629 -
551 +(((
630 630  There are two kinds of Commands:
553 +)))
631 631  
632 -* **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 +)))
633 633  
634 -* **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 +)))
635 635  
636 -1.
637 -11.
638 -111. Common Commands:
563 +(((
564 +
565 +)))
639 639  
640 -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]]
641 641  
568 +=== 3.5.1 Common Commands ===
642 642  
643 -1.
644 -11.
645 -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]]
646 646  
647 -==== Choose Device Type (RS485 or TTL) ====
648 648  
649 -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 ===
650 650  
651 -* 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.
652 652  
653 -**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" %)​
654 654  
655 -**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)
656 656  
657 657  
658 -* Downlink Payload
582 +=== 3.5.3 Sensor related commands ===
659 659  
660 -**0A aa**     à same as AT+MOD=aa
661 661  
662 662  
663 663  
664 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
587 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
665 665  
666 -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 +)))
667 667  
668 -* AT Command
593 +* (((
594 +(% style="color:#037691" %)**AT Command**
669 669  
670 -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 +)))
671 671  
672 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
601 +(((
602 +
603 +)))
673 673  
605 +* (((
606 +(% style="color:#037691" %)**Downlink Payload**
607 +)))
674 674  
675 -
676 -* Downlink Payload
677 -
609 +(((
678 678  Format: A8 MM NN XX XX XX XX YY
611 +)))
679 679  
613 +(((
680 680  Where:
615 +)))
681 681  
682 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
683 -* NN: The length of RS485 command
684 -* XX XX XX XX: RS485 command total NN bytes
685 -* 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 +)))
686 686  
687 -**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 +)))
688 688  
642 +(((
643 +**Example 1** ~-~-> Configure without ask for uplink (YY=0)
644 +)))
645 +
646 +(((
689 689  To connect a Modbus Alarm with below commands.
648 +)))
690 690  
691 -* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
650 +* (((
651 +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 +)))
692 692  
693 -* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
654 +* (((
655 +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 +)))
694 694  
658 +(((
695 695  So if user want to use downlink command to control to RS485 Alarm, he can use:
660 +)))
696 696  
697 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
662 +(((
663 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
664 +)))
698 698  
699 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
666 +(((
667 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
668 +)))
700 700  
670 +(((
701 701  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
672 +)))
702 702  
674 +(((
675 +
676 +)))
703 703  
704 -**Example 2:**
678 +(((
679 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
680 +)))
705 705  
706 -Check TTL Sensor return:
682 +(((
683 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
684 +)))
707 707  
708 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
686 +(((
687 +
688 +)))
709 709  
690 +(((
691 +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:
692 +)))
710 710  
694 +(((
695 + **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
696 +)))
711 711  
698 +(((
699 + (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
700 +)))
712 712  
713 -==== Set Payload version ====
714 714  
715 -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.
716 716  
717 -* AT Command:
718 718  
719 -AT+PAYVER: Set PAYVER field = 1
705 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
720 720  
707 +(((
708 +This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
709 +)))
721 721  
722 -* Downlink Payload:
711 +* (((
712 +(% style="color:#037691" %)**AT Command:**
723 723  
724 -0xAE 01   à Set PAYVER field =  0x01
714 +**AT+PAYVER:  **Set PAYVER field = 1
725 725  
726 -0xAE 0F   à Set PAYVER field =  0x0F
716 +
717 +)))
718 +* (((
719 +(% style="color:#037691" %)**Downlink Payload:**
720 +)))
727 727  
722 +(((
723 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
724 +)))
728 728  
729 -==== Set RS485 Sampling Commands ====
726 +(((
727 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
728 +)))
730 730  
731 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
732 732  
733 -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]].
734 734  
735 735  
736 -* AT Command:
733 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
737 737  
738 -AT+COMMANDx: Configure RS485 read command to sensor.
735 +(((
736 +AT+COMMANDx or AT+DATACUTx
737 +)))
739 739  
740 -AT+DATACUTx: Configure how to handle return from RS485 devices.
739 +(((
740 +These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
741 +)))
741 741  
742 -AT+SEARCHx: Configure search command
743 +(((
744 +
745 +)))
743 743  
747 +* (((
748 +(% style="color:#037691" %)**AT Command:**
749 +)))
744 744  
745 -* Downlink Payload:
751 +**AT+COMMANDx:  **Configure RS485 read command to sensor.
746 746  
747 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
753 +**AT+DATACUTx:  **Configure how to handle return from RS485 devices.
748 748  
749 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
750 750  
751 -Format: AF MM NN LL XX XX XX XX YY
756 +* (((
757 +(% style="color:#037691" %)**Downlink Payload:**
758 +)))
752 752  
753 -Where:
760 +(((
761 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
762 +)))
754 754  
755 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
756 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
757 -* LL: The length of AT+COMMAND or AT+DATACUT command
758 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
759 -* 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.
764 +(((
765 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
766 +)))
760 760  
761 -Example:
768 +(((
769 +Format: AF MM NN LL XX XX XX XX YY
770 +)))
762 762  
763 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
772 +(((
773 +Where:
774 +)))
764 764  
765 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
776 +* (((
777 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
778 +)))
779 +* (((
780 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
781 +)))
782 +* (((
783 +LL:  The length of AT+COMMAND or AT+DATACUT command
784 +)))
785 +* (((
786 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
787 +)))
788 +* (((
789 +YY:  If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
790 +)))
766 766  
767 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
792 +(((
793 +**Example:**
794 +)))
768 768  
796 +(((
797 +(% 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
798 +)))
769 769  
770 -0xAB downlink command can be used for set AT+SEARCHx
800 +(((
801 +(% 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**
802 +)))
771 771  
772 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
804 +(((
805 +(% 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**
806 +)))
773 773  
774 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
775 -* 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
776 776  
777 -**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
778 778  
779 779  
780 -==== Fast command to handle MODBUS device ====
811 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
781 781  
813 +(((
782 782  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]].
815 +)))
783 783  
817 +(((
784 784  This command is valid since v1.3 firmware version
819 +)))
785 785  
821 +(((
822 +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.
823 +)))
786 786  
787 -AT+MBFUN has only two value:
825 +(((
826 +
827 +)))
788 788  
789 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
829 +(((
830 +**Example:**
831 +)))
790 790  
791 -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.
833 +* (((
834 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
835 +)))
836 +* (((
837 +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.
838 +)))
839 +* (((
840 +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.
841 +)))
792 792  
793 -* AT+MBFUN=0: Disable Modbus fast reading.
843 +(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% 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" %)​
794 794  
795 -Example:
845 +(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% 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" %)​
796 796  
797 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
798 -* 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.
799 -* 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.
800 800  
801 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
802 802  
803 803  
804 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
850 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
805 805  
852 +(((
853 +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.
854 +)))
806 806  
807 -* Downlink Commands:
856 +(((
857 +Default value: 0, range:  0 ~~ 65 seconds
858 +)))
808 808  
809 -A9 aa -à Same as AT+MBFUN=aa
860 +* (((
861 +(% style="color:#037691" %)** AT Command:**
862 +)))
810 810  
864 +(% class="box infomessage" %)
865 +(((
866 +(((
867 +**AT+CMDDLaa=hex(bb cc)*1000**
868 +)))
869 +)))
811 811  
812 -==== RS485 command timeout ====
871 +(((
872 +**Example:**
873 +)))
813 813  
814 -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.
875 +(((
876 +**AT+CMDDL1=1000** to send the open time to 1000ms
877 +)))
815 815  
816 -Default value: 0, range:  0 ~~ 5 seconds
879 +(((
880 +
881 +)))
817 817  
883 +* (((
884 +(% style="color:#037691" %)** Downlink Payload:**
885 +)))
818 818  
819 -* AT Command:
887 +(((
888 +**0x AA aa bb cc**
889 +)))
820 820  
821 -AT+CMDDLaa=hex(bb cc)
891 +(((
892 +Same as: AT+CMDDLaa=hex(bb cc)*1000
893 +)))
822 822  
823 -Example:
895 +(((
896 + **Example:**
897 +)))
824 824  
825 -**AT+CMDDL1=1000** to send the open time to 1000ms
899 +(((
900 + 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
901 +)))
826 826  
827 827  
828 -* Downlink Payload:
829 829  
830 -0x AA aa bb cc
831 831  
832 -Same as: AT+CMDDLaa=hex(bb cc)
906 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
833 833  
834 - Example:
908 +(((
909 +Define to use one uplink or multiple uplinks for the sampling.
910 +)))
835 835  
836 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
912 +(((
913 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
914 +)))
837 837  
916 +* (((
917 +(% style="color:#037691" %)** AT Command:**
918 +)))
838 838  
839 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
920 +**AT+DATAUP=0**
840 840  
841 -Define to use one uplink or multiple uplinks for the sampling.
922 +**AT+DATAUP=1**
842 842  
843 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
844 844  
845 -* AT Command:
925 +* (((
926 +(% style="color:#037691" %)** Downlink Payload:**
927 +)))
846 846  
847 -AT+DATAUP=0
929 +(((
930 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
931 +)))
848 848  
849 -AT+DATAUP=1
933 +(((
934 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
935 +)))
850 850  
851 851  
852 -* Downlink Payload:
853 853  
854 -0xAD 00   à Same as AT+DATAUP=0
855 855  
856 -0xAD 01   à Same as AT+DATAUP=1
940 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
857 857  
942 +(((
943 +Ask device to send an uplink immediately.
944 +)))
858 858  
859 -==== Manually trigger an Uplink ====
946 +* (((
947 +(% style="color:#037691" %)** AT Command:**
948 +)))
860 860  
861 -Ask device to send an uplink immediately.
950 +(((
951 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
952 +)))
862 862  
863 -* Downlink Payload:
954 +(((
955 +
956 +)))
864 864  
865 -0x08 FF, RS485-BL will immediately send an uplink.
958 +* (((
959 +(% style="color:#037691" %)** Downlink Payload:**
960 +)))
866 866  
962 +(((
963 +**0x08 FF**, RS485-LN will immediately send an uplink.
964 +)))
867 867  
868 -==== Clear RS485 Command ====
869 869  
870 -The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
871 871  
872 872  
873 -* AT Command:
969 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
874 874  
971 +(((
972 +The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
973 +)))
974 +
975 +* (((
976 +(% style="color:#037691" %)** AT Command:**
977 +)))
978 +
979 +(((
875 875  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
981 +)))
876 876  
983 +(((
877 877  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
985 +)))
878 878  
987 +(((
879 879  Example screen shot after clear all RS485 commands. 
989 +)))
880 880  
991 +(((
992 +
993 +)))
881 881  
882 -
995 +(((
883 883  The uplink screen shot is:
997 +)))
884 884  
885 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
999 +(% 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" %)​
886 886  
887 887  
888 -* Downlink Payload:
1002 +* (((
1003 +(% style="color:#037691" %)** Downlink Payload:**
1004 +)))
889 889  
890 -0x09 aa bb same as AT+CMDEAR=aa,bb
1006 +(((
1007 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1008 +)))
891 891  
892 892  
893 -==== Set Serial Communication Parameters ====
894 894  
1012 +
1013 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1014 +
1015 +(((
895 895  Set the Rs485 serial communication parameters:
1017 +)))
896 896  
897 -* AT Command:
1019 +* (((
1020 +(% style="color:#037691" %)** AT Command:**
1021 +)))
898 898  
1023 +(((
899 899  Set Baud Rate:
1025 +)))
900 900  
901 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
902 902  
1028 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
903 903  
904 -Set UART parity
905 905  
906 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1031 +(((
1032 +Set UART Parity
1033 +)))
907 907  
908 908  
1036 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1037 +
1038 +
1039 +(((
909 909  Set STOPBIT
1041 +)))
910 910  
911 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
912 912  
1044 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
913 913  
914 -* Downlink Payload:
915 915  
916 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1047 +* (((
1048 +(% style="color:#037691" %)** Downlink Payload:**
1049 +)))
917 917  
918 -Example:
1051 +(((
1052 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1053 +)))
919 919  
920 -* A7 01 00 60   same as AT+BAUDR=9600
921 -* A7 01 04 80  same as AT+BAUDR=115200
1055 +(((
1056 +**Example:**
1057 +)))
922 922  
1059 +* (((
1060 +A7 01 00 60   same as AT+BAUDR=9600
1061 +)))
1062 +* (((
1063 +A7 01 04 80  same as AT+BAUDR=115200
1064 +)))
1065 +
1066 +(((
923 923  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1068 +)))
924 924  
1070 +(((
925 925  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1072 +)))
926 926  
927 927  
928 -==== Control output power duration ====
929 929  
930 -User can set the output power duration before each sampling.
931 931  
932 -* AT Command:
1077 +== 3.6 Listening mode for RS485 network ==
933 933  
934 -Example:
1079 +(((
1080 +This feature support since firmware v1.4
1081 +)))
935 935  
936 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1083 +(((
1084 +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.
1085 +)))
937 937  
938 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1087 +(% 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" %)​
939 939  
1089 +(((
1090 +To enable the listening mode, use can run the command AT+RXMODE.
1091 +)))
940 940  
941 -* LoRaWAN Downlink Command:
1093 +(((
1094 +
1095 +)))
942 942  
943 -07 01 aa bb  Same as AT+5VT=(aa bb)
1097 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1098 +|=(% style="width: 100px;" %)(((
1099 +**Command example**
1100 +)))|=(% style="width: 400px;" %)(((
1101 +**Function**
1102 +)))
1103 +|(% style="width:100px" %)(((
1104 +AT+RXMODE=1,10
1105 +)))|(% style="width:400px" %)(((
1106 +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.
1107 +)))
1108 +|(% style="width:100px" %)(((
1109 +AT+RXMODE=2,500
1110 +)))|(% style="width:400px" %)(((
1111 +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
1112 +)))
1113 +|(% style="width:100px" %)(((
1114 +AT+RXMODE=0,0
1115 +)))|(% style="width:400px" %)(((
1116 +Disable listening mode. This is the default settings.
1117 +)))
1118 +|(% style="width:100px" %)(((
1119 +
1120 +)))|(% style="width:400px" %)(((
1121 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1122 +)))
944 944  
945 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1124 +(((
1125 +**Downlink Command:**
1126 +)))
946 946  
1128 +(((
1129 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1130 +)))
947 947  
1132 +(((
1133 +
1134 +)))
948 948  
1136 +(((
1137 +**Example**:
1138 +)))
949 949  
950 -1.
951 -11. Buttons
1140 +(((
1141 +The RS485-LN is set to AT+RXMODE=2,1000
1142 +)))
952 952  
953 -|**Button**|**Feature**
954 -|**RST**|Reboot RS485-BL
1144 +(((
1145 +There is a two Modbus commands in the RS485 network as below:
1146 +)))
955 955  
956 -1.
957 -11. +3V3 Output
1148 +(((
1149 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1150 +)))
958 958  
959 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1152 +(((
1153 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1154 +)))
960 960  
961 -The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1156 +(((
1157 +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
1158 +)))
962 962  
1160 +(((
1161 +(% 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" %)​
1162 +)))
963 963  
964 -The +3V3 output time can be controlled by AT Command.
1164 +(((
1165 +
1166 +)))
965 965  
966 -**AT+3V3T=1000**
1168 +(((
1169 +(((
1170 +(% 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.
1171 +)))
1172 +)))
967 967  
968 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
969 969  
1175 +== 3.7 Buttons ==
970 970  
971 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
972 972  
1178 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1179 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1180 +|(% 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**
1181 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1182 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
973 973  
974 -1.
975 -11. +5V Output
1184 +== 3.8 LEDs ==
976 976  
977 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
978 978  
979 -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. 
1187 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1188 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1189 +|**PWR**|Always on if there is power
1190 +|**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.
980 980  
1192 += 4. Case Study =
981 981  
982 -The 5V output time can be controlled by AT Command.
1194 +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]]
983 983  
984 -**AT+5VT=1000**
985 985  
986 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1197 += 5. Use AT Command =
987 987  
1199 +== 5.1 Access AT Command ==
988 988  
989 -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.
1201 +(((
1202 +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.
1203 +)))
990 990  
1205 +(% 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" %)​
991 991  
992 992  
1208 +(((
1209 +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:
1210 +)))
993 993  
994 -1.
995 -11. LEDs
1212 +(% 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" %)​
996 996  
997 -|**LEDs**|**Feature**
998 -|**LED1**|Blink when device transmit a packet.
999 999  
1000 -1.
1001 -11. Switch Jumper
1002 -
1003 -|**Switch Jumper**|**Feature**
1004 -|**SW1**|(((
1005 -ISP position: Upgrade firmware via UART
1006 -
1007 -Flash position: Configure device, check running status.
1215 +(((
1216 +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/]]
1008 1008  )))
1009 -|**SW2**|(((
1010 -5V position: set to compatible with 5v I/O.
1011 1011  
1012 -3.3v position: set to compatible with 3.3v I/O.,
1013 -)))
1014 1014  
1015 -+3.3V: is always ON
1016 1016  
1017 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1221 +== 5.2 Common AT Command Sequence ==
1018 1018  
1019 -1. Case Study
1223 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1020 1020  
1021 -User can check this URL for some case studies.
1225 +If device has not joined network yet:
1022 1022  
1023 -[[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]]
1227 +(% class="box infomessage" %)
1228 +(((
1229 +**AT+FDR**
1230 +)))
1024 1024  
1232 +(% class="box infomessage" %)
1233 +(((
1234 +**AT+NJM=0**
1235 +)))
1025 1025  
1237 +(% class="box infomessage" %)
1238 +(((
1239 +**ATZ**
1240 +)))
1026 1026  
1027 1027  
1028 -1. Use AT Command
1029 -11. Access AT Command
1243 +(((
1244 +If device already joined network:
1245 +)))
1030 1030  
1031 -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.
1247 +(% class="box infomessage" %)
1248 +(((
1249 +**AT+NJM=0**
1250 +)))
1032 1032  
1033 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1252 +(% class="box infomessage" %)
1253 +(((
1254 +**ATZ**
1255 +)))
1034 1034  
1035 1035  
1036 -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:
1258 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1037 1037  
1038 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1039 1039  
1261 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1040 1040  
1263 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1041 1041  
1042 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1265 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1043 1043  
1267 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
1044 1044  
1269 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1045 1045  
1046 -1.
1047 -11. Common AT Command Sequence
1048 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1271 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1049 1049  
1050 -If device has not joined network yet:
1273 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1051 1051  
1052 -AT+FDR
1275 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1053 1053  
1054 -AT+NJM=0
1277 +(% 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.
1055 1055  
1056 -ATZ
1279 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1057 1057  
1058 1058  
1059 -If device already joined network:
1282 +(% style="color:red" %)**Note:**
1060 1060  
1061 -AT+NJM=0
1284 +(((
1285 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1286 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1287 +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.
1288 +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
1289 +)))
1062 1062  
1063 -ATZ
1291 +(% 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" %)​
1064 1064  
1065 -1.
1066 -11.
1067 -111. Single-channel ABP mode (Use with LG01/LG02)
1068 1068  
1069 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1294 += 6. FAQ =
1070 1070  
1071 -AT+NJM=0 Set to ABP mode
1296 +== 6.1 How to upgrade the image? ==
1072 1072  
1073 -AT+ADR=0 Set the Adaptive Data Rate Off
1298 +(((
1299 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1300 +)))
1074 1074  
1075 -AT+DR=5  Set Data Rate
1302 +* (((
1303 +Support new features
1304 +)))
1305 +* (((
1306 +For bug fix
1307 +)))
1308 +* (((
1309 +Change LoRaWAN bands.
1310 +)))
1076 1076  
1077 -AT+TDC=60000  Set transmit interval to 60 seconds
1312 +(((
1313 +Below shows the hardware connection for how to upload an image to RS485-LN:
1314 +)))
1078 1078  
1079 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1316 +(% 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" %)​
1080 1080  
1081 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1318 +(((
1319 +**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]].
1320 +)))
1082 1082  
1083 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1322 +(((
1323 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1324 +)))
1084 1084  
1085 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1326 +(((
1327 +**Step3: **Open flashloader; choose the correct COM port to update.
1328 +)))
1086 1086  
1087 -ATZ          Reset MCU
1330 +(((
1331 +(((
1332 +(((
1333 +(% 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.
1334 +)))
1335 +)))
1336 +)))
1088 1088  
1089 -**Note:**
1090 1090  
1091 -1. Make sure the device is set to ABP mode in the IoT Server.
1092 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1093 -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.
1094 -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
1339 +(% 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" %)​
1095 1095  
1096 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1097 1097  
1342 +(% 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" %)​
1098 1098  
1099 -1. FAQ
1100 -11. How to upgrade the image?
1101 1101  
1102 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1345 +(% 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" %)​
1103 1103  
1104 -* Support new features
1105 -* For bug fix
1106 -* Change LoRaWAN bands.
1107 1107  
1108 -Below shows the hardware connection for how to upload an image to RS485-BL:
1348 +**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1109 1109  
1110 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1350 +(% 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" %)​
1111 1111  
1112 -**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]].
1113 1113  
1114 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1353 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1115 1115  
1116 -**Step3: **Open flashloader; choose the correct COM port to update.
1355 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1117 1117  
1118 1118  
1119 -|(((
1120 -HOLD PRO then press the RST button, SYS will be ON, then click next
1121 -)))
1358 +== 6.3 How many RS485-Slave can RS485-LN connects? ==
1122 1122  
1123 -|(((
1124 -Board detected
1125 -)))
1360 +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"]].
1126 1126  
1127 -|(((
1128 -
1129 -)))
1130 1130  
1131 -[[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]]
1363 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1132 1132  
1365 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1133 1133  
1367 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1134 1134  
1135 -[[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]]
1136 1136  
1370 += 7. Trouble Shooting =
1137 1137  
1138 -[[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]]
1372 +== 7.1 Downlink doesn’t work, how to solve it? ==
1139 1139  
1374 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1140 1140  
1141 -1.
1142 -11. How to change the LoRa Frequency Bands/Region?
1143 1143  
1144 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1377 +== 7.2 Why I cant join TTN V3 in US915 /AU915 bands? ==
1145 1145  
1379 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1146 1146  
1147 1147  
1148 -1.
1149 -11. How many RS485-Slave can RS485-BL connects?
1382 += 8. Order Info =
1150 1150  
1151 -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]].
1384 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1152 1152  
1386 +(% style="color:blue" %)**XXX:**
1153 1153  
1388 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1389 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1390 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1391 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1392 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1393 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1394 +* (% style="color:blue" %)**US915**(%%): frequency bands US915
1395 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1396 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1397 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1154 1154  
1399 += 9.Packing Info =
1155 1155  
1156 -1. Trouble Shooting     
1157 -11. Downlink doesn’t work, how to solve it?
1158 1158  
1159 -Please see this link for debug:
1402 +**Package Includes**:
1160 1160  
1161 -[[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]] 
1404 +* RS485-LN x 1
1405 +* Stick Antenna for LoRa RF part x 1
1406 +* Program cable x 1
1162 1162  
1408 +**Dimension and weight**:
1163 1163  
1410 +* Device Size: 13.5 x 7 x 3 cm
1411 +* Device Weight: 105g
1412 +* Package Size / pcs : 14.5 x 8 x 5 cm
1413 +* Weight / pcs : 170g
1164 1164  
1165 -1.
1166 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1415 += 10. FCC Caution for RS485LN-US915 =
1167 1167  
1168 -It might about the channels mapping. Please see for detail.
1417 +(((
1418 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1419 +)))
1169 1169  
1170 -[[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]]
1421 +(((
1422 +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.
1423 +)))
1171 1171  
1425 +(((
1426 +
1427 +)))
1172 1172  
1429 +(((
1430 +**IMPORTANT NOTE:**
1431 +)))
1173 1173  
1174 -1. Order Info
1433 +(((
1434 +**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:
1435 +)))
1175 1175  
1176 -**Part Number: RS485-BL-XXX**
1437 +(((
1438 +—Reorient or relocate the receiving antenna.
1439 +)))
1177 1177  
1178 -**XXX:**
1441 +(((
1442 +—Increase the separation between the equipment and receiver.
1443 +)))
1179 1179  
1180 -* **EU433**: frequency bands EU433
1181 -* **EU868**: frequency bands EU868
1182 -* **KR920**: frequency bands KR920
1183 -* **CN470**: frequency bands CN470
1184 -* **AS923**: frequency bands AS923
1185 -* **AU915**: frequency bands AU915
1186 -* **US915**: frequency bands US915
1187 -* **IN865**: frequency bands IN865
1188 -* **RU864**: frequency bands RU864
1189 -* **KZ865: **frequency bands KZ865
1445 +(((
1446 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1447 +)))
1190 1190  
1191 -1. Packing Info
1449 +(((
1450 +—Consult the dealer or an experienced radio/TV technician for help.
1451 +)))
1192 1192  
1193 -**Package Includes**:
1453 +(((
1454 +
1455 +)))
1194 1194  
1195 -* RS485-BL x 1
1196 -* Stick Antenna for LoRa RF part x 1
1197 -* Program cable x 1
1457 +(((
1458 +**FCC Radiation Exposure Statement:**
1459 +)))
1198 1198  
1199 -**Dimension and weight**:
1461 +(((
1462 +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.
1463 +)))
1200 1200  
1201 -* Device Size: 13.5 x 7 x 3 cm
1202 -* Device Weight: 105g
1203 -* Package Size / pcs : 14.5 x 8 x 5 cm
1204 -* Weight / pcs : 170g
1205 1205  
1206 -1. Support
1466 += 11. Support =
1207 1207  
1208 -* 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.
1209 -* 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
1210 -
1211 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1468 +* (((
1469 +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.
1470 +)))
1471 +* (((
1472 +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]].
1473 +)))
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