<
From version < 32.16 >
edited by Xiaoling
on 2022/06/02 15:30
To version < 61.19 >
edited by Xiaoling
on 2022/06/14 11:52
>
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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  (((
... ... @@ -177,8 +177,9 @@
177 177  )))
178 178  )))
179 179  
180 -[[image:1652953462722-299.png]]
217 +(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
181 181  
219 +
182 182  (((
183 183  (((
184 184  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -185,32 +185,34 @@
185 185  )))
186 186  
187 187  (((
188 -Add APP EUI in the application.
226 +**Add APP EUI in the application.**
189 189  )))
190 190  )))
191 191  
192 -[[image:image-20220519174512-1.png]]
230 +(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
193 193  
194 -[[image:image-20220519174512-2.png||height="323" width="720"]]
232 +(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
195 195  
196 -[[image:image-20220519174512-3.png||height="556" width="724"]]
234 +(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
197 197  
198 -[[image:image-20220519174512-4.png]]
236 +(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
199 199  
200 200  You can also choose to create the device manually.
201 201  
202 -[[image:1652953542269-423.png||height="710" width="723"]]
240 +(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
203 203  
204 -Add APP KEY and DEV EUI
205 205  
206 -[[image:1652953553383-907.png||height="514" width="724"]]
207 207  
244 +**Add APP KEY and DEV EUI**
208 208  
246 +(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
247 +
248 +
209 209  (((
210 -**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
250 +(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
211 211  )))
212 212  
213 -[[image:1652953568895-172.png||height="232" width="724"]]
253 +(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
214 214  
215 215  
216 216  == 3.3 Configure Commands to read data ==
... ... @@ -217,11 +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  )))
... ... @@ -289,7 +289,6 @@
289 289  )))
290 290  )))
291 291  
292 -
293 293  === 3.3.2 Configure sensors ===
294 294  
295 295  (((
... ... @@ -298,140 +298,71 @@
298 298  )))
299 299  )))
300 300  
301 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
302 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
303 -|AT+CFGDEV|(% style="width:418px" %)(((
304 -This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
305 -
306 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
307 -
308 -mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
309 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
310 -
311 -=== 3.3.3 Configure read commands for each sampling ===
312 -
344 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
345 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
346 +|AT+CFGDEV|(% style="width:110px" %)(((
313 313  (((
314 -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.
348 +This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
315 315  )))
316 316  
317 317  (((
318 -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.
352 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
319 319  )))
320 320  
321 321  (((
322 -To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
356 +mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
323 323  )))
358 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
324 324  
325 -(((
326 -This section describes how to achieve above goals.
327 -)))
328 328  
329 -(((
330 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
331 -)))
332 332  
333 -(((
334 -**Command from RS485-BL to Sensor:**
335 -)))
336 336  
337 -(((
338 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
339 -)))
363 +=== 3.3.3 Configure read commands for each sampling ===
340 340  
341 341  (((
342 -**Handle return from sensors to RS485-BL**:
343 -)))
366 +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.
344 344  
345 -(((
346 -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**
347 -)))
368 +To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
348 348  
349 -* (((
350 -**AT+DATACUT**
351 -)))
370 +This section describes how to achieve above goals.
352 352  
353 -(((
354 -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.
355 -)))
372 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
356 356  
357 -* (((
358 -**AT+SEARCH**
359 -)))
360 360  
361 -(((
362 -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.
363 -)))
375 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
364 364  
365 -(((
366 -**Define wait timeout:**
367 -)))
377 +~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.
368 368  
369 -(((
370 -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
371 -)))
379 +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.
372 372  
373 -(((
374 -After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
375 -)))
381 +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
376 376  
377 -**Examples:**
378 378  
384 +After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
385 +
379 379  Below are examples for the how above AT Commands works.
380 380  
381 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
382 382  
383 -(% border="1" class="table-bordered" %)
384 -|(((
385 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
389 +(% 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:
386 386  
391 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
392 +|(% style="width:496px" %)(((
393 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
394 +
387 387  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
388 388  
389 389  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
390 390  )))
391 391  
392 -(((
393 393  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.
394 -)))
395 395  
396 -(((
397 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
398 -)))
402 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
399 399  
400 -(((
401 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
402 -)))
403 403  
404 -(% border="1" class="table-bordered" %)
405 -|(((
406 -**AT+SEARCHx=aa,xx xx xx xx xx**
405 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
407 407  
408 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
409 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
410 -
411 -
412 -)))
413 -
414 -**Examples:**
415 -
416 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
417 -
418 -If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
419 -
420 -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**
421 -
422 -[[image:1653269403619-508.png]]
423 -
424 -2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
425 -
426 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49
427 -
428 -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**
429 -
430 -[[image:1653269438444-278.png]]
431 -
432 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
433 -
434 -|(((
407 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
408 +|(% style="width:510px" %)(((
435 435  **AT+DATACUTx=a,b,c**
436 436  
437 437  * **a: length for the return of AT+COMMAND**
... ... @@ -439,48 +439,38 @@
439 439  * **c: define the position for valid value.  **
440 440  )))
441 441  
442 -Examples:
416 +**Examples:**
443 443  
444 -* Grab bytes:
418 +* (% style="color:#037691" %)**Grab bytes**
445 445  
446 -[[image:1653269551753-223.png||height="311" width="717"]]
420 +(% 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" %)​
447 447  
448 -* Grab a section.
449 449  
450 -[[image:1653269568276-930.png||height="325" width="718"]]
423 +* (% style="color:#037691" %)**Grab a section**
451 451  
452 -* Grab different sections.
425 +(% 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" %)​
453 453  
454 -[[image:1653269593172-426.png||height="303" width="725"]]
455 455  
456 -(% style="color:red" %)**Note:**
428 +* (% style="color:#037691" %)**Grab different sections**
457 457  
458 -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.
430 +(% 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" %)​
459 459  
460 -Example:
461 461  
462 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
433 +
434 +)))
463 463  
464 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34
465 -
466 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5
467 -
468 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
469 -
470 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
471 -
472 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
473 -
474 -[[image:1653269618463-608.png]]
475 -
476 476  === 3.3.4 Compose the uplink payload ===
477 477  
478 478  (((
479 479  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.**
440 +
441 +
480 480  )))
481 481  
482 482  (((
483 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
445 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
446 +
447 +
484 484  )))
485 485  
486 486  (((
... ... @@ -499,10 +499,12 @@
499 499  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
500 500  )))
501 501  
502 -[[image:1653269759169-150.png||height="513" width="716"]]
466 +(% 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" %)​
503 503  
504 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
505 505  
469 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
470 +
471 +
506 506  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
507 507  
508 508  Final Payload is
... ... @@ -509,700 +509,996 @@
509 509  
510 510  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
511 511  
512 -1. Battery Info (2 bytes): Battery voltage
513 -1. PAYVER (1 byte): Defined by AT+PAYVER
514 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
515 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
516 -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
517 517  
518 -[[image:1653269916228-732.png||height="433" width="711"]]
479 +1. PAYVER: Defined by AT+PAYVER
480 +1. PAYLOAD COUNT: Total how many uplinks of this sampling.
481 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
482 +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
519 519  
484 +(% 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" %)​
520 520  
521 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
522 522  
523 -DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41
487 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
524 524  
525 -DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20
489 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
526 526  
527 -DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30
491 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d**
528 528  
529 -Below are the uplink payloads:
493 +DATA3=the rest of Valid value of RETURN10= **30**
530 530  
531 -[[image:1653270130359-810.png]]
532 532  
496 +(% 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:
533 533  
534 -(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
498 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
535 535  
536 - ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
500 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
537 537  
538 - * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
502 + * For US915 band, max 11 bytes for each uplink.
539 539  
540 - * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
504 + ~* For all other bands: max 51 bytes for each uplink.
541 541  
542 - ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
543 543  
544 -=== 3.3.5 Uplink on demand ===
507 +Below are the uplink payloads:
545 545  
546 -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.
509 +(% 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" %)​
547 547  
548 -Downlink control command:
549 549  
550 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
551 551  
552 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
513 +=== 3.3.5 Uplink on demand ===
553 553  
515 +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.
554 554  
517 +Downlink control command:
555 555  
556 -1.
557 -11.
558 -111. Uplink on Interrupt
519 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
559 559  
560 -Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
521 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
561 561  
562 -AT+INTMOD=0  Disable Interrupt
563 563  
564 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
565 565  
566 -AT+INTMOD= Interrupt trigger by falling edge. ( Default Value)
525 +=== 3.3.6 Uplink on Interrupt ===
567 567  
568 -AT+INTMOD=3  Interrupt trigger by rising edge.
527 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
569 569  
529 +(% 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" %)​
570 570  
571 -1.
572 -11. Uplink Payload
531 +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.
573 573  
574 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
575 -|Value|(((
576 -Battery(mV)
577 577  
578 -&
534 +== 3.4 Uplink Payload ==
579 579  
580 -Interrupt _Flag
581 -)))|(((
582 -PAYLOAD_VER
583 583  
584 -
585 -)))|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.
537 +(% 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" %)​
586 586  
587 587  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
588 588  
589 589  
590 -function Decoder(bytes, port) {
542 +== 3.5 Configure RS485-LN via AT or Downlink ==
591 591  
592 -~/~/Payload Formats of RS485-BL Deceive
544 +(((
545 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
546 +)))
593 593  
594 -return {
595 -
596 - ~/~/Battery,units:V
597 -
598 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
599 -
600 - ~/~/GPIO_EXTI 
601 -
602 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
603 -
604 - ~/~/payload of version
605 -
606 - Pay_ver:bytes[2],
607 -
608 - };
609 -
610 - }
611 -
612 -
613 -
614 -
615 -
616 -
617 -
618 -TTN V3 uplink screen shot.
619 -
620 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
621 -
622 -1.
623 -11. Configure RS485-BL via AT or Downlink
624 -
625 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
626 -
548 +(((
627 627  There are two kinds of Commands:
550 +)))
628 628  
629 -* **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
552 +* (((
553 +(% 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]]
554 +)))
630 630  
631 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
556 +* (((
557 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
558 +)))
632 632  
633 -1.
634 -11.
635 -111. Common Commands:
560 +(((
561 +
562 +)))
636 636  
637 -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]]
638 638  
565 +=== 3.5.1 Common Commands ===
639 639  
640 -1.
641 -11.
642 -111. Sensor related commands:
567 +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]]
643 643  
644 -==== Choose Device Type (RS485 or TTL) ====
645 645  
646 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
570 +=== 3.5.2 Sensor related commands ===
647 647  
648 -* AT Command
572 +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.
649 649  
650 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
574 +(% 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" %)​
651 651  
652 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
576 +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)
653 653  
654 654  
655 -* Downlink Payload
579 +=== 3.5.3 Sensor related commands ===
656 656  
657 -**0A aa**     à same as AT+MOD=aa
658 658  
659 659  
660 660  
661 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
584 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
662 662  
663 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
586 +(((
587 +This command is used to configure the RS485 devices; they won’t be used during sampling.
588 +)))
664 664  
665 -* AT Command
590 +* (((
591 +(% style="color:#037691" %)**AT Command**
666 666  
667 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
593 +**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
668 668  
669 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
595 +
596 +)))
670 670  
598 +(((
599 +m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
600 +)))
671 671  
602 +* (((
603 +(% style="color:#037691" %)**Downlink Payload**
604 +)))
672 672  
673 -* Downlink Payload
674 -
606 +(((
675 675  Format: A8 MM NN XX XX XX XX YY
608 +)))
676 676  
610 +(((
677 677  Where:
612 +)))
678 678  
679 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
680 -* NN: The length of RS485 command
681 -* XX XX XX XX: RS485 command total NN bytes
682 -* 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
614 +* (((
615 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
616 +)))
617 +* (((
618 +NN: The length of RS485 command
619 +)))
620 +* (((
621 +XX XX XX XX: RS485 command total NN bytes
622 +)))
623 +* (((
624 +(((
625 +YY: How many bytes will be uplink from the return of this RS485 command,
626 +)))
683 683  
684 -**Example 1:**
628 +* (((
629 +if YY=0, RS485-LN will execute the downlink command without uplink;
630 +)))
631 +* (((
632 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
633 +)))
634 +* (((
635 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
636 +)))
637 +)))
685 685  
639 +(((
640 +**Example 1** ~-~-> Configure without ask for uplink (YY=0)
641 +)))
642 +
643 +(((
686 686  To connect a Modbus Alarm with below commands.
645 +)))
687 687  
688 -* 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.
647 +* (((
648 +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.
649 +)))
689 689  
690 -* 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.
651 +* (((
652 +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.
653 +)))
691 691  
655 +(((
692 692  So if user want to use downlink command to control to RS485 Alarm, he can use:
657 +)))
693 693  
694 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
659 +(((
660 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
661 +)))
695 695  
696 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
663 +(((
664 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
665 +)))
697 697  
667 +(((
698 698  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.
669 +)))
699 699  
671 +(((
672 +
673 +)))
700 700  
701 -**Example 2:**
675 +(((
676 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
677 +)))
702 702  
703 -Check TTL Sensor return:
679 +(((
680 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
681 +)))
704 704  
705 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
683 +(((
684 +
685 +)))
706 706  
687 +(((
688 +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:
689 +)))
707 707  
691 +(((
692 + **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
693 +)))
708 708  
695 +(((
696 + (% 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" %)​
697 +)))
709 709  
710 -==== Set Payload version ====
711 711  
712 -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.
713 713  
714 -* AT Command:
715 715  
716 -AT+PAYVER: Set PAYVER field = 1
702 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
717 717  
704 +(((
705 +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.
706 +)))
718 718  
719 -* Downlink Payload:
708 +* (((
709 +(% style="color:#037691" %)**AT Command:**
720 720  
721 -0xAE 01   à Set PAYVER field =  0x01
711 +**AT+PAYVER:  **Set PAYVER field = 1
722 722  
723 -0xAE 0F   à Set PAYVER field =  0x0F
713 +
714 +)))
715 +* (((
716 +(% style="color:#037691" %)**Downlink Payload:**
717 +)))
724 724  
719 +(((
720 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
721 +)))
725 725  
726 -==== Set RS485 Sampling Commands ====
723 +(((
724 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
725 +)))
727 727  
728 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
729 729  
730 -These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
731 731  
732 732  
733 -* AT Command:
730 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
734 734  
735 -AT+COMMANDx: Configure RS485 read command to sensor.
732 +(((
733 +AT+COMMANDx or AT+DATACUTx
734 +)))
736 736  
737 -AT+DATACUTx: Configure how to handle return from RS485 devices.
736 +(((
737 +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"]].
738 +)))
738 738  
739 -AT+SEARCHx: Configure search command
740 +(((
741 +
742 +)))
740 740  
744 +* (((
745 +(% style="color:#037691" %)**AT Command:**
746 +)))
741 741  
742 -* Downlink Payload:
748 +**AT+COMMANDx:  **Configure RS485 read command to sensor.
743 743  
744 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
750 +**AT+DATACUTx:  **Configure how to handle return from RS485 devices.
745 745  
746 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
747 747  
748 -Format: AF MM NN LL XX XX XX XX YY
753 +* (((
754 +(% style="color:#037691" %)**Downlink Payload:**
755 +)))
749 749  
750 -Where:
757 +(((
758 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
759 +)))
751 751  
752 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
753 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
754 -* LL: The length of AT+COMMAND or AT+DATACUT command
755 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
756 -* 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.
761 +(((
762 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
763 +)))
757 757  
758 -Example:
765 +(((
766 +Format: AF MM NN LL XX XX XX XX YY
767 +)))
759 759  
760 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
769 +(((
770 +Where:
771 +)))
761 761  
762 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
773 +* (((
774 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
775 +)))
776 +* (((
777 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
778 +)))
779 +* (((
780 +LL:  The length of AT+COMMAND or AT+DATACUT command
781 +)))
782 +* (((
783 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
784 +)))
785 +* (((
786 +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.
787 +)))
763 763  
764 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
789 +(((
790 +**Example:**
791 +)))
765 765  
793 +(((
794 +(% 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
795 +)))
766 766  
767 -0xAB downlink command can be used for set AT+SEARCHx
797 +(((
798 +(% 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**
799 +)))
768 768  
769 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
801 +(((
802 +(% 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**
803 +)))
770 770  
771 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
772 -* 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
773 773  
774 -**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
775 775  
776 776  
777 -==== Fast command to handle MODBUS device ====
808 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
778 778  
810 +(((
779 779  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]].
812 +)))
780 780  
814 +(((
781 781  This command is valid since v1.3 firmware version
816 +)))
782 782  
818 +(((
819 +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.
820 +)))
783 783  
784 -AT+MBFUN has only two value:
822 +(((
823 +
824 +)))
785 785  
786 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
826 +(((
827 +**Example:**
828 +)))
787 787  
788 -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.
830 +* (((
831 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
832 +)))
833 +* (((
834 +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.
835 +)))
836 +* (((
837 +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.
838 +)))
789 789  
790 -* AT+MBFUN=0: Disable Modbus fast reading.
840 +(% 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" %)​
791 791  
792 -Example:
842 +(% 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" %)​
793 793  
794 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
795 -* 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.
796 -* 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.
797 797  
798 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
799 799  
800 800  
801 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
847 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
802 802  
849 +(((
850 +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.
851 +)))
803 803  
804 -* Downlink Commands:
853 +(((
854 +Default value: 0, range:  0 ~~ 65 seconds
855 +)))
805 805  
806 -A9 aa -à Same as AT+MBFUN=aa
857 +* (((
858 +(% style="color:#037691" %)** AT Command:**
859 +)))
807 807  
861 +(% class="box infomessage" %)
862 +(((
863 +(((
864 +**AT+CMDDLaa=hex(bb cc)*1000**
865 +)))
866 +)))
808 808  
809 -==== RS485 command timeout ====
868 +(((
869 +**Example:**
870 +)))
810 810  
811 -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.
872 +(((
873 +**AT+CMDDL1=1000** to send the open time to 1000ms
874 +)))
812 812  
813 -Default value: 0, range:  0 ~~ 5 seconds
876 +(((
877 +
878 +)))
814 814  
880 +* (((
881 +(% style="color:#037691" %)** Downlink Payload:**
882 +)))
815 815  
816 -* AT Command:
884 +(((
885 +**0x AA aa bb cc**
886 +)))
817 817  
818 -AT+CMDDLaa=hex(bb cc)
888 +(((
889 +Same as: AT+CMDDLaa=hex(bb cc)*1000
890 +)))
819 819  
820 -Example:
892 +(((
893 + **Example:**
894 +)))
821 821  
822 -**AT+CMDDL1=1000** to send the open time to 1000ms
896 +(((
897 + 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
898 +)))
823 823  
824 824  
825 -* Downlink Payload:
826 826  
827 -0x AA aa bb cc
828 828  
829 -Same as: AT+CMDDLaa=hex(bb cc)
903 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
830 830  
831 - Example:
905 +(((
906 +Define to use one uplink or multiple uplinks for the sampling.
907 +)))
832 832  
833 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
909 +(((
910 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
911 +)))
834 834  
913 +* (((
914 +(% style="color:#037691" %)** AT Command:**
915 +)))
835 835  
836 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
917 +**AT+DATAUP=0**
837 837  
838 -Define to use one uplink or multiple uplinks for the sampling.
919 +**AT+DATAUP=1**
839 839  
840 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
841 841  
842 -* AT Command:
922 +* (((
923 +(% style="color:#037691" %)** Downlink Payload:**
924 +)))
843 843  
844 -AT+DATAUP=0
926 +(((
927 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
928 +)))
845 845  
846 -AT+DATAUP=1
930 +(((
931 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
932 +)))
847 847  
848 848  
849 -* Downlink Payload:
850 850  
851 -0xAD 00   à Same as AT+DATAUP=0
852 852  
853 -0xAD 01   à Same as AT+DATAUP=1
937 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
854 854  
939 +(((
940 +Ask device to send an uplink immediately.
941 +)))
855 855  
856 -==== Manually trigger an Uplink ====
943 +* (((
944 +(% style="color:#037691" %)** AT Command:**
945 +)))
857 857  
858 -Ask device to send an uplink immediately.
947 +(((
948 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
949 +)))
859 859  
860 -* Downlink Payload:
951 +(((
952 +
953 +)))
861 861  
862 -0x08 FF, RS485-BL will immediately send an uplink.
955 +* (((
956 +(% style="color:#037691" %)** Downlink Payload:**
957 +)))
863 863  
959 +(((
960 +**0x08 FF**, RS485-LN will immediately send an uplink.
961 +)))
864 864  
865 -==== Clear RS485 Command ====
866 866  
867 -The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
868 868  
869 869  
870 -* AT Command:
966 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
871 871  
968 +(((
969 +The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
970 +)))
971 +
972 +* (((
973 +(% style="color:#037691" %)** AT Command:**
974 +)))
975 +
976 +(((
872 872  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
978 +)))
873 873  
980 +(((
874 874  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
982 +)))
875 875  
984 +(((
876 876  Example screen shot after clear all RS485 commands. 
986 +)))
877 877  
988 +(((
989 +
990 +)))
878 878  
879 -
992 +(((
880 880  The uplink screen shot is:
994 +)))
881 881  
882 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
996 +(% 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" %)​
883 883  
884 884  
885 -* Downlink Payload:
999 +* (((
1000 +(% style="color:#037691" %)** Downlink Payload:**
1001 +)))
886 886  
887 -0x09 aa bb same as AT+CMDEAR=aa,bb
1003 +(((
1004 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1005 +)))
888 888  
889 889  
890 -==== Set Serial Communication Parameters ====
891 891  
1009 +
1010 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1011 +
1012 +(((
892 892  Set the Rs485 serial communication parameters:
1014 +)))
893 893  
894 -* AT Command:
1016 +* (((
1017 +(% style="color:#037691" %)** AT Command:**
1018 +)))
895 895  
1020 +(((
896 896  Set Baud Rate:
1022 +)))
897 897  
898 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
899 899  
1025 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
900 900  
901 -Set UART parity
902 902  
903 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1028 +(((
1029 +Set UART Parity
1030 +)))
904 904  
905 905  
1033 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1034 +
1035 +
1036 +(((
906 906  Set STOPBIT
1038 +)))
907 907  
908 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
909 909  
1041 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
910 910  
911 -* Downlink Payload:
912 912  
913 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1044 +* (((
1045 +(% style="color:#037691" %)** Downlink Payload:**
1046 +)))
914 914  
915 -Example:
1048 +(((
1049 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1050 +)))
916 916  
917 -* A7 01 00 60   same as AT+BAUDR=9600
918 -* A7 01 04 80  same as AT+BAUDR=115200
1052 +(((
1053 +**Example:**
1054 +)))
919 919  
1056 +* (((
1057 +A7 01 00 60   same as AT+BAUDR=9600
1058 +)))
1059 +* (((
1060 +A7 01 04 80  same as AT+BAUDR=115200
1061 +)))
1062 +
1063 +(((
920 920  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1065 +)))
921 921  
1067 +(((
922 922  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1069 +)))
923 923  
924 924  
925 -==== Control output power duration ====
926 926  
927 -User can set the output power duration before each sampling.
928 928  
929 -* AT Command:
1074 +== 3.6 Listening mode for RS485 network ==
930 930  
931 -Example:
1076 +(((
1077 +This feature support since firmware v1.4
1078 +)))
932 932  
933 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1080 +(((
1081 +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.
1082 +)))
934 934  
935 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1084 +(% 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" %)​
936 936  
1086 +(((
1087 +To enable the listening mode, use can run the command AT+RXMODE.
1088 +)))
937 937  
938 -* LoRaWAN Downlink Command:
1090 +(((
1091 +
1092 +)))
939 939  
940 -07 01 aa bb  Same as AT+5VT=(aa bb)
1094 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1095 +|=(% style="width: 100px;" %)(((
1096 +**Command example**
1097 +)))|=(% style="width: 400px;" %)(((
1098 +**Function**
1099 +)))
1100 +|(% style="width:100px" %)(((
1101 +AT+RXMODE=1,10
1102 +)))|(% style="width:400px" %)(((
1103 +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.
1104 +)))
1105 +|(% style="width:100px" %)(((
1106 +AT+RXMODE=2,500
1107 +)))|(% style="width:400px" %)(((
1108 +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
1109 +)))
1110 +|(% style="width:100px" %)(((
1111 +AT+RXMODE=0,0
1112 +)))|(% style="width:400px" %)(((
1113 +Disable listening mode. This is the default settings.
1114 +)))
1115 +|(% style="width:100px" %)(((
1116 +
1117 +)))|(% style="width:400px" %)(((
1118 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1119 +)))
941 941  
942 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1121 +(((
1122 +**Downlink Command:**
1123 +)))
943 943  
1125 +(((
1126 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1127 +)))
944 944  
1129 +(((
1130 +
1131 +)))
945 945  
1133 +(((
1134 +**Example**:
1135 +)))
946 946  
947 -1.
948 -11. Buttons
1137 +(((
1138 +The RS485-LN is set to AT+RXMODE=2,1000
1139 +)))
949 949  
950 -|**Button**|**Feature**
951 -|**RST**|Reboot RS485-BL
1141 +(((
1142 +There is a two Modbus commands in the RS485 network as below:
1143 +)))
952 952  
953 -1.
954 -11. +3V3 Output
1145 +(((
1146 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1147 +)))
955 955  
956 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1149 +(((
1150 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1151 +)))
957 957  
958 -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. 
1153 +(((
1154 +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
1155 +)))
959 959  
1157 +(((
1158 +(% 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" %)​
1159 +)))
960 960  
961 -The +3V3 output time can be controlled by AT Command.
1161 +(((
1162 +
1163 +)))
962 962  
963 -**AT+3V3T=1000**
1165 +(((
1166 +(((
1167 +(% 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.
1168 +)))
1169 +)))
964 964  
965 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
966 966  
1172 +== 3.7 Buttons ==
967 967  
968 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
969 969  
1175 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1176 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1177 +|(% 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**
1178 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1179 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
970 970  
971 -1.
972 -11. +5V Output
1181 +== 3.8 LEDs ==
973 973  
974 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
975 975  
976 -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. 
1184 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1185 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1186 +|**PWR**|Always on if there is power
1187 +|**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.
977 977  
1189 += 4. Case Study =
978 978  
979 -The 5V output time can be controlled by AT Command.
1191 +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]]
980 980  
981 -**AT+5VT=1000**
982 982  
983 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1194 += 5. Use AT Command =
984 984  
1196 +== 5.1 Access AT Command ==
985 985  
986 -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.
1198 +(((
1199 +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.
1200 +)))
987 987  
1202 +(% 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" %)​
988 988  
989 989  
1205 +(((
1206 +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:
1207 +)))
990 990  
991 -1.
992 -11. LEDs
1209 +(% 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" %)​
993 993  
994 -|**LEDs**|**Feature**
995 -|**LED1**|Blink when device transmit a packet.
996 996  
997 -1.
998 -11. Switch Jumper
999 -
1000 -|**Switch Jumper**|**Feature**
1001 -|**SW1**|(((
1002 -ISP position: Upgrade firmware via UART
1003 -
1004 -Flash position: Configure device, check running status.
1212 +(((
1213 +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/]]
1005 1005  )))
1006 -|**SW2**|(((
1007 -5V position: set to compatible with 5v I/O.
1008 1008  
1009 -3.3v position: set to compatible with 3.3v I/O.,
1010 -)))
1011 1011  
1012 -+3.3V: is always ON
1013 1013  
1014 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1218 +== 5.2 Common AT Command Sequence ==
1015 1015  
1016 -1. Case Study
1220 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1017 1017  
1018 -User can check this URL for some case studies.
1222 +If device has not joined network yet:
1019 1019  
1020 -[[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]]
1224 +(% class="box infomessage" %)
1225 +(((
1226 +**AT+FDR**
1227 +)))
1021 1021  
1229 +(% class="box infomessage" %)
1230 +(((
1231 +**AT+NJM=0**
1232 +)))
1022 1022  
1234 +(% class="box infomessage" %)
1235 +(((
1236 +**ATZ**
1237 +)))
1023 1023  
1024 1024  
1025 -1. Use AT Command
1026 -11. Access AT Command
1240 +(((
1241 +If device already joined network:
1242 +)))
1027 1027  
1028 -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.
1244 +(% class="box infomessage" %)
1245 +(((
1246 +**AT+NJM=0**
1247 +)))
1029 1029  
1030 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1249 +(% class="box infomessage" %)
1250 +(((
1251 +**ATZ**
1252 +)))
1031 1031  
1032 1032  
1033 -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:
1255 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1034 1034  
1035 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1036 1036  
1258 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1037 1037  
1260 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1038 1038  
1039 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1262 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1040 1040  
1264 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
1041 1041  
1266 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1042 1042  
1043 -1.
1044 -11. Common AT Command Sequence
1045 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1268 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1046 1046  
1047 -If device has not joined network yet:
1270 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1048 1048  
1049 -AT+FDR
1272 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1050 1050  
1051 -AT+NJM=0
1274 +(% 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.
1052 1052  
1053 -ATZ
1276 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1054 1054  
1055 1055  
1056 -If device already joined network:
1279 +(% style="color:red" %)**Note:**
1057 1057  
1058 -AT+NJM=0
1281 +(((
1282 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1283 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1284 +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.
1285 +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
1286 +)))
1059 1059  
1060 -ATZ
1288 +(% 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" %)​
1061 1061  
1062 -1.
1063 -11.
1064 -111. Single-channel ABP mode (Use with LG01/LG02)
1065 1065  
1066 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1291 += 6. FAQ =
1067 1067  
1068 -AT+NJM=0 Set to ABP mode
1293 +== 6.1 How to upgrade the image? ==
1069 1069  
1070 -AT+ADR=0 Set the Adaptive Data Rate Off
1295 +(((
1296 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1297 +)))
1071 1071  
1072 -AT+DR=5  Set Data Rate
1299 +* (((
1300 +Support new features
1301 +)))
1302 +* (((
1303 +For bug fix
1304 +)))
1305 +* (((
1306 +Change LoRaWAN bands.
1307 +)))
1073 1073  
1074 -AT+TDC=60000  Set transmit interval to 60 seconds
1309 +(((
1310 +Below shows the hardware connection for how to upload an image to RS485-LN:
1311 +)))
1075 1075  
1076 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1313 +(% 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" %)​
1077 1077  
1078 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1315 +(((
1316 +**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]].
1317 +)))
1079 1079  
1080 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1319 +(((
1320 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1321 +)))
1081 1081  
1082 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1323 +(((
1324 +**Step3: **Open flashloader; choose the correct COM port to update.
1325 +)))
1083 1083  
1084 -ATZ          Reset MCU
1327 +(((
1328 +(((
1329 +(((
1330 +(% 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.
1331 +)))
1332 +)))
1333 +)))
1085 1085  
1086 -**Note:**
1087 1087  
1088 -1. Make sure the device is set to ABP mode in the IoT Server.
1089 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1090 -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.
1091 -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
1336 +(% 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" %)​
1092 1092  
1093 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1094 1094  
1339 +(% 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" %)​
1095 1095  
1096 -1. FAQ
1097 -11. How to upgrade the image?
1098 1098  
1099 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1342 +(% 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" %)​
1100 1100  
1101 -* Support new features
1102 -* For bug fix
1103 -* Change LoRaWAN bands.
1104 1104  
1105 -Below shows the hardware connection for how to upload an image to RS485-BL:
1345 +**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1106 1106  
1107 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1347 +(% 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" %)​
1108 1108  
1109 -**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]].
1110 1110  
1111 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1350 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1112 1112  
1113 -**Step3: **Open flashloader; choose the correct COM port to update.
1352 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1114 1114  
1115 1115  
1116 -|(((
1117 -HOLD PRO then press the RST button, SYS will be ON, then click next
1118 -)))
1355 +== 6.3 How many RS485-Slave can RS485-LN connects? ==
1119 1119  
1120 -|(((
1121 -Board detected
1122 -)))
1357 +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"]].
1123 1123  
1124 -|(((
1125 -
1126 -)))
1127 1127  
1128 -[[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]]
1360 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1129 1129  
1362 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1130 1130  
1364 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1131 1131  
1132 -[[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]]
1133 1133  
1367 += 7. Trouble Shooting =
1134 1134  
1135 -[[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]]
1369 +== 7.1 Downlink doesn’t work, how to solve it? ==
1136 1136  
1371 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1137 1137  
1138 -1.
1139 -11. How to change the LoRa Frequency Bands/Region?
1140 1140  
1141 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1374 +== 7.2 Why I cant join TTN V3 in US915 /AU915 bands? ==
1142 1142  
1376 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1143 1143  
1144 1144  
1145 -1.
1146 -11. How many RS485-Slave can RS485-BL connects?
1379 += 8. Order Info =
1147 1147  
1148 -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]].
1381 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1149 1149  
1383 +(% style="color:blue" %)**XXX:**
1150 1150  
1385 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1386 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1387 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1388 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1389 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1390 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1391 +* (% style="color:blue" %)**US915**(%%): frequency bands US915
1392 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1393 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1394 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1151 1151  
1396 += 9.Packing Info =
1152 1152  
1153 -1. Trouble Shooting     
1154 -11. Downlink doesn’t work, how to solve it?
1155 1155  
1156 -Please see this link for debug:
1399 +**Package Includes**:
1157 1157  
1158 -[[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]] 
1401 +* RS485-LN x 1
1402 +* Stick Antenna for LoRa RF part x 1
1403 +* Program cable x 1
1159 1159  
1405 +**Dimension and weight**:
1160 1160  
1407 +* Device Size: 13.5 x 7 x 3 cm
1408 +* Device Weight: 105g
1409 +* Package Size / pcs : 14.5 x 8 x 5 cm
1410 +* Weight / pcs : 170g
1161 1161  
1162 -1.
1163 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1412 += 10. FCC Caution for RS485LN-US915 =
1164 1164  
1165 -It might about the channels mapping. Please see for detail.
1414 +(((
1415 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1416 +)))
1166 1166  
1167 -[[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]]
1418 +(((
1419 +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.
1420 +)))
1168 1168  
1422 +(((
1423 +
1424 +)))
1169 1169  
1426 +(((
1427 +**IMPORTANT NOTE:**
1428 +)))
1170 1170  
1171 -1. Order Info
1430 +(((
1431 +**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:
1432 +)))
1172 1172  
1173 -**Part Number: RS485-BL-XXX**
1434 +(((
1435 +—Reorient or relocate the receiving antenna.
1436 +)))
1174 1174  
1175 -**XXX:**
1438 +(((
1439 +—Increase the separation between the equipment and receiver.
1440 +)))
1176 1176  
1177 -* **EU433**: frequency bands EU433
1178 -* **EU868**: frequency bands EU868
1179 -* **KR920**: frequency bands KR920
1180 -* **CN470**: frequency bands CN470
1181 -* **AS923**: frequency bands AS923
1182 -* **AU915**: frequency bands AU915
1183 -* **US915**: frequency bands US915
1184 -* **IN865**: frequency bands IN865
1185 -* **RU864**: frequency bands RU864
1186 -* **KZ865: **frequency bands KZ865
1442 +(((
1443 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1444 +)))
1187 1187  
1188 -1. Packing Info
1446 +(((
1447 +—Consult the dealer or an experienced radio/TV technician for help.
1448 +)))
1189 1189  
1190 -**Package Includes**:
1450 +(((
1451 +
1452 +)))
1191 1191  
1192 -* RS485-BL x 1
1193 -* Stick Antenna for LoRa RF part x 1
1194 -* Program cable x 1
1454 +(((
1455 +**FCC Radiation Exposure Statement:**
1456 +)))
1195 1195  
1196 -**Dimension and weight**:
1458 +(((
1459 +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.
1460 +)))
1197 1197  
1198 -* Device Size: 13.5 x 7 x 3 cm
1199 -* Device Weight: 105g
1200 -* Package Size / pcs : 14.5 x 8 x 5 cm
1201 -* Weight / pcs : 170g
1202 1202  
1203 -1. Support
1463 += 11. Support =
1204 1204  
1205 -* 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.
1206 -* 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
1207 -
1208 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1465 +* (((
1466 +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.
1467 +)))
1468 +* (((
1469 +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]].
1470 +)))
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